Full Stack Development is the practice of creating the front end and back end of websites and applications together. This type of code-based process creates websites that are not only efficient, but have rich visuals, interactive features, and specialized user experiences. The developers who specialize in this method are called Full Stack Developers, and they are the experts who create real-world solutions that clients need.

A Full Stack Developer is proficient in both the front-end and back-end of Application Development. They possess a diverse skill set that allows them to design websites and applications with minimal supervision or guidance from clients. These highly skilled individuals can create projects that are complex and specialized yet stay within a client’s budgetary requirements. From graphic design to developing robust databases, Full Stack Developers can handle any development project from start to finish.

Presenting solutions for today’s clients requires more than just an understanding of coding language. Full Stack Developers must be well versed in many languages, including HTML, JavaScript, Python and CSS. These languages allow for the creation of unique webpages, apps, and programs that can integrate into existing systems as well as stand alone as independent solutions.

Here's some projects that our expert Full Stack Developer made real:

  • Creating automated web scraping robots that can search the Internet for topics related to a client’s needs
  • Developing familiar interfaces between intuitive websites used daily
  • Creating engaging mobile applications capable of performing multiple functions seamlessly
  • Designing custom databases tailored to the needs of the client
  • Constructing simple yet sophisticated websites for business owners whose main focus is increasing customer engagement

As you can see, Freelancer.com allows clients to hire Full Stack Developers for a variety of development tasks with ease. The range and breadth of what these developers can do is quite impressive in its own right: from webscraping robots to website creation, they can make almost any project come alive with their code wizardry. So if you know have a project or product idea you think requires Full Stack Development skills – then post it today on Freelancer.com and hire one of our experts to bring it to life!

De 175,733 opiniones, los clientes califican nuestro Full Stack Developers 4.9 de un total de 5 estrellas.
Contratar a Full Stack Developers

Full Stack Development is the practice of creating the front end and back end of websites and applications together. This type of code-based process creates websites that are not only efficient, but have rich visuals, interactive features, and specialized user experiences. The developers who specialize in this method are called Full Stack Developers, and they are the experts who create real-world solutions that clients need.

A Full Stack Developer is proficient in both the front-end and back-end of Application Development. They possess a diverse skill set that allows them to design websites and applications with minimal supervision or guidance from clients. These highly skilled individuals can create projects that are complex and specialized yet stay within a client’s budgetary requirements. From graphic design to developing robust databases, Full Stack Developers can handle any development project from start to finish.

Presenting solutions for today’s clients requires more than just an understanding of coding language. Full Stack Developers must be well versed in many languages, including HTML, JavaScript, Python and CSS. These languages allow for the creation of unique webpages, apps, and programs that can integrate into existing systems as well as stand alone as independent solutions.

Here's some projects that our expert Full Stack Developer made real:

  • Creating automated web scraping robots that can search the Internet for topics related to a client’s needs
  • Developing familiar interfaces between intuitive websites used daily
  • Creating engaging mobile applications capable of performing multiple functions seamlessly
  • Designing custom databases tailored to the needs of the client
  • Constructing simple yet sophisticated websites for business owners whose main focus is increasing customer engagement

As you can see, Freelancer.com allows clients to hire Full Stack Developers for a variety of development tasks with ease. The range and breadth of what these developers can do is quite impressive in its own right: from webscraping robots to website creation, they can make almost any project come alive with their code wizardry. So if you know have a project or product idea you think requires Full Stack Development skills – then post it today on Freelancer.com and hire one of our experts to bring it to life!

De 175,733 opiniones, los clientes califican nuestro Full Stack Developers 4.9 de un total de 5 estrellas.
Contratar a Full Stack Developers

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    71 trabajos encontrados

    Senior Full-Stack Developer for a Large-Scale SaaS Platform (Long-Term Opportunity) Welcome! Thank you for taking the time to review our project. This is the most important project our company has ever started, and we are looking for an exceptional developer who wants to build something ambitious from the ground up. We are not looking for someone who only completes tasks—we are looking for a long-term technical partner who takes pride in building high-quality software. If you are passionate about creating scalable platforms and solving complex engineering challenges, we would love to hear from you. ⸻ About the Project We are building a modern SaaS platform focused on simplifying and automating complex workflows for mobile application teams. The platform will integrate with se...

    $13 / hr Average bid
    $13 / hr Oferta promedio
    160 ofertas

    I need a senior full-stack engineer to join an intensive 10-day sprint to finish and launch Rally, a web-based operating system for college events and nightlife. This is a contractual engagement for 10 days, focused on delivering the MVP. The product and codebase already exist. This is NOT a build from scratch. You will receive the existing repository, detailed product scope, workflows, UI mockups, and launch priorities. The work includes completing and connecting the frontend and backend, authentication and user roles, event creation and management, organization dashboards, ticketing and QR check-in, payments, admin functionality, notifications, database integration, mobile responsiveness, bug fixing, testing, and production deployment. The web platform includes interconnected experien...

    $31 / hr Average bid
    $31 / hr Oferta promedio
    237 ofertas

    I need a senior full-stack engineer to join an intensive 10-day sprint to finish and launch Rally, a web-based operating system for college events and nightlife. The product and codebase already exist. This is NOT a build from scratch. You will receive the existing repository, detailed product scope, workflows, UI mockups, and launch priorities. The work includes completing and connecting the frontend and backend, authentication and user roles, event creation and management, organization dashboards, ticketing and QR check-in, payments, admin functionality, notifications, database integration, mobile responsiveness, bug fixing, and production deployment. I need someone who is extremely fast, experienced working inside existing codebases, and comfortable taking ownership without constant ...

    $19 / hr Average bid
    $19 / hr Oferta promedio
    228 ofertas
    Gym Website & Cross Platform App
    6 días left
    Verificado

    I need a full-stack build that covers both a public-facing website under my own domain and a native-feeling app released on iOS and Android. The heart of the project is workout tracking, so the user flow has to make it effortless for members to log sessions and instantly see their progress charts. An in-app exercise library with clear media, cues, and muscle-group tags will back that up, while a personalised workout-plan generator should adapt programs automatically as members hit new milestones. Because the business side can’t be an afterthought, the same code-base (or a tightly integrated companion portal) must let me handle membership management and class scheduling from a single dashboard—think real-time slot availability, push reminders, and simple payment hooks. A consis...

    $698 Average bid
    $698 Oferta promedio
    300 ofertas

    I am looking for someone comfortable working with and improving an existing Bubble build. I do not want the project unnecessarily rebuilt from scratch. Pause & Plate is a community sensory-accessibility guide designed to help people find places to eat, drink and recharge based on sensory experience, accessibility and dietary needs. The core app structure and visual direction already exist in Bubble. Google Places API is integrated, and several key pages, filters and workflows are partly built. I now need a developer to make the MVP functional, consistent, responsive and ready for user testing. Main work required includes: * Review and tidy the existing Bubble database and workflows where necessary. * Complete search and filtering logic. * Ensure atmosphere options are sin...

    $692 Average bid
    $692 Oferta promedio
    61 ofertas

    My SaaS platform is live, built with React.js on the front end and Python on the back end, and I’m ready for a full-stack sweep that tackles everything from persistent bugs to fresh feature work. Here’s the current landscape. • Front end: React components need refinement and a few new screens. • Back end: Python services drive our business logic and APIs, but some endpoints require refactoring and tighter security. • Infrastructure: The project is hosted on Vercel; recent deployments exposed timing-sync issues and occasional PDF access failures. • Data: Customer information lives in a Postgres database and must stay accurate, fast, and compliant. Your mission covers three parallel tracks: 1. Bug fixing – squash errors affecting general func...

    $239 Average bid
    $239 Oferta promedio
    83 ofertas

    Project Details Bidding ends in 6 days, 19 hours We are building a large-scale Token Ecosystem and are looking for experienced developers for a long-term collaboration. This is a serious, enterprise-grade project with future opportunities beyond the initial scope. To evaluate your bid, please include live/demo links for relevant work you've built, such as: Blockchain / Smart Contract projects (Etherscan/GitHub) Token, DeFi, or RWA platforms Web applications & admin dashboards iOS / Android apps KYC/AML integrations Proof-of-Reserves or asset-backed solutions Security audit reports (if available) Marketing or launch campaigns (if applicable) Only submit your bid if you can share relevant live work. This is a long-term opportunity with significant future work. If you're c...

    $10 - $30
    Sellado Acuerdo de Confidencialidad
    $10 - $30
    10 ofertas

    Startup Team Recruitment: Student Knowledge Sharing & Learning Platform Project Title: Building a Student Knowledge Sharing and Learning Community Platform About the Project: We are developing an educational platform where students can share, discover, and exchange learning resources. The platform aims to create a student-centered ecosystem that combines: - Educational resource sharing - Student communities - Knowledge marketplace - Social learning experience Students will be able to upload and share: - Study notes - Exam preparation materials - Subject summaries - Study methods - Educational resources Other students will be able to search, review, comment on, and purchase valuable learning materials. Our goal is to create a platform where students are not only learners but al...

    $614 Average bid
    $614 Oferta promedio
    192 ofertas

    I need senior full-stack developers who can prove a substantial open-source record—specifically at least 300 merged pull requests on GitHub under your own name. The work spans web, mobile, and desktop initiatives, so versatility is key. The active tech stack includes JavaScript/TypeScript, Python, Java, .NET, Rust, and Go. Depth in two or more of those languages is mandatory because projects move quickly and switch contexts often. Share your Github repos that has over 300 + PR's and ensure no AI code are used and only human written code is written. Deliverables • Clean, well-tested code merged via GitHub PRs • Concise commit messages and inline documentation • Regular participation in review discussions Acceptance criteria • CI pipelines pass...

    $564 Average bid
    $564 Oferta promedio
    69 ofertas

    We are building a large-scale Token Ecosystem and are looking for experienced developers for a long-term collaboration. This is a serious, enterprise-grade project with future opportunities beyond the initial scope. To evaluate your bid, please include live/demo links for relevant work you've built, such as: Blockchain / Smart Contract projects (Etherscan/GitHub) Token, DeFi, or RWA platforms Web applications & admin dashboards iOS / Android apps KYC/AML integrations Proof-of-Reserves or asset-backed solutions Security audit reports (if available) Marketing or launch campaigns (if applicable) Only submit your bid if you can share relevant live work. This is a long-term opportunity with significant future work. If you're confident working with blockchain, Web3, and full-s...

    $594 Average bid
    $594 Oferta promedio
    67 ofertas

    We are looking for a skilled Full Stack Developer based in Kerala, India, with 3 to 4 years of experience to help finalize and polish a web application project. The ideal candidate will be responsible for fixing existing UI issues, improving responsiveness, performing end-to-end testing, and ensuring the application operates smoothly across both front-end and back-end components. Key Responsibilities: * Identify and resolve layout, styling, and user interface bugs to deliver a clean, responsive user experience. * Conduct thorough testing across multiple browsers and devices to identify and fix functional issues. * Debug and optimize front-end HTML/CSS/JavaScript and back-end PHP/MySQL logic where required. * Work closely to ensure all workflows and database interactions perform reliably...

    $308 Average bid
    $308 Oferta promedio
    161 ofertas
    Social Marketplace Android & Web
    6 días left
    Verificado

    I’m building an engagement-driven marketplace that feels as easy and addictive as scrolling through Twitter, yet fully focused on buying and selling. The core of the product is a real-time social feed where every post represents an item for sale. Users will be able to list handmade goods, digital products, and second-hand items—essentially anything they wish to move—then have those listings surface in a chronological feed that other users can like, comment on, repost, or purchase from directly. I need a full Android app and a responsive web experience that stay visually in sync and share one backend. Speed and fluidity matter; the feed should refresh instantly, images should lazy-load smoothly, and notifications should land in real time. Think infinite scroll, hashtag or...

    $528 Average bid
    $528 Oferta promedio
    304 ofertas

    I’m bringing a few full-stack candidates through the final hiring stage and need a seasoned developer who can step in as an impartial interviewer. Your task is to Interview and also do a coding test that blends practical Java and Spring problems with quick front-end twists (Angular or React) and some database touches in plain SQL. I’m counting on you to: • design or select one cohesive exercise that covers back-end, front-end, and data layers • host a 30-minute live interview, guiding the candidate while observing problem-solving habits • score their solution for correctness, code quality, and architectural thinking, then give concise written feedback within 24 hours I’m looking for someone at a comfortable mid-level of interviewing experience&...

    $3 / hr Average bid
    $3 / hr Oferta promedio
    26 ofertas

    Project Title Full-Stack Web Platform for Hotel Management and Reservation System Project Description I am looking for an experienced full-stack developer or development team to build a scalable web platform for the hospitality industry. The project involves developing a modern, secure, and high-performance system that includes: * Multi-vendor architecture. * Hotel management dashboard. * Room management. * Reservation management. * Customer accounts. * Admin dashboard. * Advanced search and filtering. * Online booking workflow. * Payment gateway integration. * Review and rating system. * Notifications (Email/SMS). * Multi-language support (Arabic & English initially). * Responsive design. * REST API for future mobile applications. * High security and scalable architecture. Techn...

    $334 Average bid
    $334 Oferta promedio
    92 ofertas

    We are looking for an experienced Lead Architect with strong expertise in Java, Spring Boot, Angular, and enterprise application architecture. The ideal candidate will have extensive experience designing and delivering scalable, secure, and high-performance applications across both backend and frontend technologies. This role requires a hands-on technical leader who can translate business requirements into robust software architecture, guide development teams, define technical standards, and design efficient database models from business requirements and ER diagrams. Experience: 12+ years minimum Key Responsibilities Design end-to-end enterprise software architecture for web applications. Lead backend development using Java, Spring Boot, Spring Security, JPA/Hibernate, and RESTful APIs. ...

    $722 Average bid
    $722 Oferta promedio
    39 ofertas

    To position yourself as the ideal candidate for this Business Directory & MLM Portal project, your pitch should directly align your data, engineering, and reporting capabilities with the client’s key requirements: * Data Engineering & Complex Logic Expertise: The project requires a robust multi-level marketing (MLM) workflow featuring accurate, tiered commission tracking and scalable backend architecture. Your expertise in data structures, relational databases, and complex backend logic ensures that downline calculations, commission triggers, and data integrity remain flawless as the network scales. * Advanced Analytics & Custom Business Intelligence: The client explicitly asks for clear sales-reporting tools filterable by date, team, or product, along with data export ...

    $279 Average bid
    $279 Oferta promedio
    86 ofertas

    Project Title Full-Stack Web Platform for Hotel Management and Reservation System Project Description I am looking for an experienced full-stack developer or development team to build a scalable web platform for the hospitality industry. The project involves developing a modern, secure, and high-performance system that includes: * Multi-vendor architecture. * Hotel management dashboard. * Room management. * Reservation management. * Customer accounts. * Admin dashboard. * Advanced search and filtering. * Online booking workflow. * Payment gateway integration. * Review and rating system. * Notifications (Email/SMS). * Multi-language support (Arabic & English initially). * Responsive design. * REST API for future mobile applications. * High security and scalable architecture. Techn...

    $1082 Average bid
    $1082 Oferta promedio
    457 ofertas

    # Full Stack Developer Required for Restaurant Membership & Loyalty Platform ## Project Overview We are looking for an experienced Full Stack Developer to build a Membership & Loyalty Platform for our restaurant brand. The primary objective of this platform is to sell digital membership plans that provide exclusive discounts, coupons, and special offers to customers. Customers will purchase memberships through our website after arriving via digital marketing campaigns, QR codes, or referrals. All restaurant ordering, table reservations, and other operational services will continue to be handled by our existing website. This project is focused only on membership sales, customer management, and coupon/discount management. --- ## Core Features ### Customer Portal * Membership...

    $1228 Average bid
    $1228 Oferta promedio
    169 ofertas

    Please begin your proposal with the words "Heavy Hires" so I know you've read the full job description. Generic AI-generated proposals will be ignored. We're looking for an experienced full-stack developer to help us finish the final stage of our peer-to-peer heavy equipment rental marketplace. The platform is already well developed. This is not a project from scratch. We need someone who can jump into an existing codebase, understand it quickly, finish the remaining features, clean up technical debt, and improve the overall user experience before launch. This isn't a rushed project. We're far more interested in getting things right than getting them done as quickly as possible. We value quality, communication and attention to detail, so we'll need som...

    $440 Average bid
    $440 Oferta promedio
    385 ofertas

    We are looking for an experienced Business Development Executive (BDE) or Freelancer/Upwork Bidder to help us acquire new software development projects. We specialize in .NET, ASP.NET Core, C#, React, Angular, SQL Server, Azure, Web APIs, and Full Stack Development. Your responsibility will be to identify relevant projects, write compelling proposals, communicate with clients, and help us win projects. Responsibilities * Search for relevant projects on Freelancer.com, Upwork, Guru, and other freelancing platforms. * Analyze project requirements and submit high-quality, personalized proposals. * Communicate professionally with prospective clients. * Follow up with clients and respond to messages promptly. * Negotiate project scope and pricing when required. * Maintain a record of submitte...

    $50 Average bid
    $50 Oferta promedio
    16 ofertas

    I need a full-stack PHP developer to create a modern, responsive web application that streamlines day-to-day school operations. Core scope • User authentication limited, for now, to an Administrator role. The administrator must be able to manage users (add, edit, delete) and will have full access to every module. • Student management covering enrollment & registration, attendance tracking, and performance/grades. • Teacher, programme, subject, grade, and registration modules that allow easy data search, insert, edit, and delete while enforcing relational integrity in MySQL. • A clean dashboard that surfaces key statistics at a glance. • MySQL database designed with proper primary/foreign keys and integrity constraints. • Front-end built with H...

    $454 Average bid
    $454 Oferta promedio
    165 ofertas
    AutoML-Studio
    4 días left

    I need an experienced Full Stack AI/ML developer to build a modern, responsive AutoML web application with a professional dashboard. The application should allow users to upload CSV, Excel, and JSON datasets, perform automated data profiling, cleaning, preprocessing, feature engineering, and visualization, and automatically detect whether the problem is classification or regression. It should train and compare multiple machine learning models, recommend improvements such as handling missing values, SMOTE, feature selection, and overfitting reduction, and generate downloadable PDF reports, cleaned datasets, and trained models. The project should include secure Firebase authentication, an intuitive dashboard with interactive charts, cloud deployment, and a scalable architecture using Python ...

    $255 Average bid
    $255 Oferta promedio
    64 ofertas

    I want to build a full-stack desktop application that enables pharmacists in my store to manage daily operations from a single, intuitive interface. The core modules I need are: • Inventory management that keeps real-time stock levels, tracks expiry dates, and provides low-stock alerts. • Prescription handling with quick patient lookup, doctor information capture, and automated interaction checks. • Sales reporting that summarises daily and monthly revenue, highlights best-selling medicines, and exports to CSV or PDF. The entire workflow—from receiving a prescription to final sale—has to feel seamless on a desktop computer, so performance and an offline-friendly architecture are important. A clean UI/UX, role-based access, and straightforward installation o...

    $500 Average bid
    $500 Oferta promedio
    164 ofertas

    Pharmacy Management System – Full-Stack Web Application I developed a complete Pharmacy Management System designed to help pharmacies efficiently manage their daily operations, inventory, sales, purchases, and financial activities. The system was built as a modern full-stack web application using React for the frontend and ASP.NET Core Web API with C# for the backend, connected to a SQL Server database using Entity Framework Core. Key Features: • Dashboard with pharmacy statistics and business overview • Medicine and product management • Categories management • Inventory and stock management • Expiry date tracking • Low-stock alerts • Supplier management • Purchase management • Sales and Point of Sale (POS) • Customer management &...

    $511 Average bid
    $511 Oferta promedio
    135 ofertas

    I need a single team to take me from concept to launch on both a responsive website and companion mobile apps for iOS and Android. The platform will combine e-commerce transactions, rich informational pages, and community-driven social features, so the architecture must be flexible enough to slot in new modules as we grow. You will handle the full stack: UI/UX design, front-end development, secure back-end with REST/GraphQL APIs, payment gateway integration, basic social functions (profiles, posts, chat), and an admin dashboard that lets me manage products, content, and user reports from one place. I’m open to your preferred tech—whether React / with a Node or Django API, Flutter, React Native, or fully native builds—so long as the final codebase is clean, documented, a...

    $278 Average bid
    $278 Oferta promedio
    130 ofertas

    I need a full-stack Android solution for my project, “A.S Task Earner.” The user-facing app should allow regular users to register with their phone number, email, username and password, then sign in through Firebase Authentication. After login they land on a clean green-blue-white dashboard that shows the daily task list. Users earn coins by: • completing in-app activities, • checking in every day, and • referring friends. Inside the app they must also see their wallet balance, submit UPI withdrawal requests, review withdrawal history, view their profile and receive push notifications. A separate web-based admin panel will let me manage everything: create, edit or delete tasks, add or remove user coins, approve or reject withdrawals, send notificatio...

    $107 Average bid
    $107 Oferta promedio
    67 ofertas

    I’m building a full-featured, cloud-hosted venue booking and management marketplace and need a seasoned full-stack developer who can own the project end-to-end—from architecture through deployment—within 20–30 days. Preferred stack I lean toward React or on the front end, paired with Node.js (or PHP if you can prove it scales) and either Firebase or MySQL for the data layer. The interface must be fully responsive and coded for future feature growth, with clean, well-documented commits. User roles to support • Admin • Venue Owners • General Users Key modules & functionality • Public marketplace with advanced search and filters • Venue details pages with high-quality media support • Venue owner dashboard featuring bookin...

    $143 Average bid
    $143 Oferta promedio
    122 ofertas

    Looking for a full stack webapp and website developer for a service booking platform 1. Landing page 3. Category selection 2. Subscription plan according to category 3. Time slot 4. Booking confirmation 5. Sign in (customer details need to full) 6. Payment 7. Booking confirmation 8. Worker assigned 9. Service tracking 10. Service completion photo to be uploaded by worker before and after 11. Rating Also add: chatbot Whatsapp integration Then on management side need worker details also

    $128 Average bid
    $128 Oferta promedio
    116 ofertas

    Based on the current architecture discussions and implementation plan, the cleanest developer-facing hierarchy should be: ERA Platform Hierarchy SET 1 — Foundation & Platform Core This is the infrastructure layer used by every other set. 1.1 Identity & Authentication User Registration Login MFA Session Management Account Recovery Subscription-linked Access 1.2 RBAC (Role Based Access Control) Role Templates Custom Roles Permission Matrix Feature Gating Module Access Control 1.3 Organization & Multi-City Hierarchy Organization Branches City Management Workspace Management Team Structure 1.4 Notifications In-App Email SMS WhatsApp Escalations 1.5 Audit & Activity Logs User Logs Module Logs Change Tracking Compliance Logs 1.6 Fil...

    $160 Average bid
    $160 Oferta promedio
    35 ofertas

    I’m putting together a small, senior-level team to build an end-to-end healthcare technology solution that blends advanced AI-driven language understanding with a secure, cloud-first web platform and solid commercial traction. The core of the project revolves around three tightly linked workstreams: 1. Artificial Intelligence / NLP • Design and prototype domain-specific language models that can parse clinical notes, suggest ICD-10/11 codes, and generate clear patient-friendly summaries. • Advise on training data strategy, evaluation metrics, and seamless hand-off to production. 2. Full-Stack Web, Cloud & API Development • Architect a scalable React or Vue front-end backed by a robust Node, Python, or similar service layer. • Stand up AWS,...

    $447 Average bid
    $447 Oferta promedio
    259 ofertas

    Polance is a software development and IT outsourcing company working with international clients. We're building a small network of US-based senior engineers to support the technical side of our client engagements. This is not a hands-on development role. You are the technical voice in client conversations; our engineering team handles implementation. Location requirement: This role is open to candidates based in the United States only. Our clients are primarily US companies, and we need someone who can take calls during US business hours and who understands how US technology teams operate. Please do not bid if you are not currently located in the US. What you'll do - Join client scoping calls and technical discussions as Polance's solutions architect - Explain proposed t...

    $32 / hr Average bid
    $32 / hr Oferta promedio
    55 ofertas

    Senior Full Stack AI Software Engineer (React, Node.js, TypeScript, Python, LLM, RAG) We are looking for an experienced Senior Full Stack AI Software Engineer to build a modern AI-powered web application from the ground up. The ideal candidate should have strong experience across frontend, backend, cloud infrastructure, databases, and AI/LLM integration. This project involves designing and developing a scalable production-ready platform using modern technologies and best practices. Responsibilities - Design and develop a complete full-stack web application. - Build responsive frontend interfaces using React or with TypeScript. - Develop secure and scalable backend APIs using Node.js (NestJS/Express) or Python (FastAPI). - Design relational database schemas using PostgreSQL or MySQL. - ...

    $2180 Average bid
    $2180 Oferta promedio
    269 ofertas

    Need an experienced full-stack developer to build a complete CS2 skin platform from scratch. Requirements & Core Features: - User login and secure trade integration via Steam Web API. - Backend built with Node.js and TypeScript, paired with a secure database. - Responsive user interface (React or ) with a modern design. - Case opening system with custom animations and odds configuration. - Skin buy and sell marketplace for peer-to-peer or bot-assisted trading. - Raffle, giveaway, and lottery system for users. - Functional and secure admin panel to manage users, items, economy, and game outcomes. - Clean, well-documented code with deployment support.

    $475 Average bid
    $475 Oferta promedio
    292 ofertas

    Project Overview We are a flooring distribution and installation company based in Singapore. We import vinyl flooring from China and supply both homeowners and trade customers (Interior Designers and Contractors). We are looking for an experienced full-stack developer or software team to develop a web-based Trade Portal together with an internal Admin Portal. The objective is to automate the ordering process, improve inventory visibility, reduce manual work, and improve warehouse efficiency. This is NOT a standard e-commerce website. It is a custom B2B ordering and inventory management platform. ──────── Scope of Work 1. Trade Portal (Interior Designers & Contractors) User Login • User registration • Login • User profile Product Catalogue • Product categ...

    $5407 Average bid
    $5407 Oferta promedio
    215 ofertas

    Experienced Full-Stack Developer Needed for an Adult Content Subscription & Marketplace Platform I am looking for an experienced Full-Stack Developer to build a professional adult content (18+) platform similar to popular creator subscription websites, with a strong focus on security, privacy, and performance. Features Required: Secure user registration and login Free and Premium subscription plans Creator accounts with profile management Upload, manage, and sell digital adult content (photos and videos) Content purchase (Pay-Per-View) and subscription access Secure payment gateway integration User dashboard and Creator dashboard Complete Admin Panel Search, categories, and content filters Mobile-friendly and responsive design Fast loading speed and optimized performance Strong securit...

    $197 Average bid
    $197 Oferta promedio
    63 ofertas

    Experienced Full-Stack Developer Needed for a Secure Adult Content Subscription & Marketplace Website I am looking for an experienced full-stack developer to build a secure, modern, and scalable adult content website with a strong focus on privacy, security, and performance. Required Features: Secure user registration and login Free and premium subscription plans Creator profiles Buy and sell digital content Secure payment gateway integration User dashboard and Admin panel Mobile-friendly and responsive design Fast loading speed and optimized performance Strong security (SSL, encrypted data, 2FA, protection against common cyber threats) Clean, scalable, and well-documented code Please Include in Your Proposal: Portfolio of similar projects (if available) Recommended technology stack Es...

    $176 Average bid
    $176 Oferta promedio
    79 ofertas

    Seeking Senior / Full-Stack Developer for Ongoing Projects (Long-Term Collaboration) Description: Hi, I am looking for an expert, highly experienced Developer to collaborate with me on multiple web development projects on an ongoing basis. I need someone who isn't just writing code, but truly understands clean architecture, performance, and best practices. Requirements: Deep Mastery of : Extensive experience with App Router, Server Components (RSC), SSR/SSG/ISR, Server Actions, and API routes. Full-Stack Proficiency: Strong experience with TypeScript, React, Tailwind CSS, State Management, and database/backend integrations (Node.js, PostgreSQL/MySQL, Prisma, Supabase, etc.). Code Quality: Writes clean, well-documented, maintainable, and scalable code. Performance & SEO: ...

    $220 Average bid
    $220 Oferta promedio
    295 ofertas

    Build a Property Review Website (Australia) I'm looking for an experienced full-stack developer to build a modern property review platform for Australia. The website will allow users to: Create an account Search properties by address View property profiles Leave reviews for properties, landlords, property managers and real estate agents Rate multiple categories (noise, maintenance, internet, parking, etc.) with optional additional comments for each category Upload optional verification documents and photos Save favourite properties Subscribe to premium memberships via Stripe Admin dashboard to manage users, reviews and approvals Preferred stack: React / Supabase Stripe Tailwind CSS I already have a detailed specification, page layouts and database structure prepared, which will...

    $352 Average bid
    $352 Oferta promedio
    501 ofertas

    Developed a modern and responsive Resort & Lodge Management Website to simplify hotel operations and enhance the guest booking experience. The platform enables customers to browse available rooms, check amenities, make online reservations, and contact the resort with ease. It also provides an administrative dashboard for managing bookings, rooms, customers, and website content. The application features a clean and intuitive user interface, secure backend services, and a scalable architecture to ensure smooth performance across desktop and mobile devices. Key Features * Responsive and user-friendly website design * Online room search and booking system * Room categories with detailed descriptions, pricing, and image galleries * Real-time room availability management * Guest registrat...

    $16 / hr Average bid
    $16 / hr Oferta promedio
    131 ofertas

    Varun Product Labs is looking for a Freelance AI Full-Stack Developer to build modern AI-powered SaaS, Web, and Mobile Applications for international clients. This is a project-based opportunity with the potential for long-term collaboration. We're looking for developers who work as full-time freelancers. ## Responsibilities * Build scalable AI-powered SaaS, Web, and Mobile applications. * Develop modern applications using React.js, , Node.js, and TypeScript. * Integrate AI models such as OpenAI, Claude, Gemini, Grok, and open-source LLMs. * Build AI chatbots, AI assistants, RAG applications, AI workflows, and AI agents. * Integrate authentication, payment gateways, third-party APIs, and cloud services. * Collaborate with UI/UX designers to build production-ready products. * Write ...

    $1160 Average bid
    $1160 Oferta promedio
    134 ofertas

    I’m building an online “rental boyfriend” platform and need both a full-featured website and companion mobile apps (iOS and Android). The core of the product is simple: visitors browse verified profiles, check availability, and place a booking—nothing more elaborate for now. Here is what I expect as the first release: • Website: responsive front end, secure login, profile pages with photos and bio, a calendar-style availability checker, and a straightforward booking flow that captures the chosen date, time, and basic contact details. • Mobile apps: native or cross-platform (React Native, Flutter, or similar) mirroring the same user-profile and booking experience found on the web. • Shared back end: one database and API powering both channels so u...

    $123 Average bid
    $123 Oferta promedio
    45 ofertas

    Project Description We are looking for an experienced software development team or a senior full-stack developer to build a comprehensive freelancer marketplace platform. The platform will generally include the following modules: ✓ Employer and Freelancer profiles under one main account ✓ Project posting, bidding and private job offers ✓ Project contracts, milestones and an escrow payment system ✓ On-platform messaging, voice and video calls, screen sharing and file sharing ✓ Freelancer services and service packages ✓ AI automation marketplace ✓ SaaS projects and AI systems ✓ White-label solutions and digital products ✓ Contests and prize-based work ✓ Order and subscription management ✓ Installation, maintenance and remote support processes ✓ Affiliate and referral system ✓ ...

    $3986 Average bid
    $3986 Oferta promedio
    215 ofertas

    Responsibilities - Full-stack development across web app, internal tooling and data pipelines - Design, build and maintain the infrastructure-as-code foundations - Standardizing infrastructure delivery across multiple teams and cloud providers - Enforcing policy-as-code Required - 3+ years of experience in full stack development or DevOps engineering using AWS, Python, Node.js, React, Kubernetes, BigQuery or similar modern technologies - Hands-on experience developing, shipping, operating and maintaining enterprise web apps - Demonstrated passion for delivering testable, instrumented and reliable code - Strong track-record of using and improving agile software development and related design practices - Deep understanding and experience of Python and Node.js - Expertise in cloud native arc...

    $1021 Average bid
    $1021 Oferta promedio
    348 ofertas
    $98 Oferta promedio
    119 ofertas

    I need a full-featured employment portal whose core purpose is smooth candidate and employer management. Both job seekers and employers should be able to search and list jobs, track applications, and communicate through the platform. Three distinct account types have to exist from day one: • Job seeker accounts • Employer accounts • Admin accounts Each role must land in its own dashboard with permissions appropriate to that user type. Admins oversee everything—approving listings, moderating profiles, and running reports—while employers and candidates manage only their own data and interactions. Key deliverables 1. Responsive web application with secure registration / login for the three roles 2. Structured database that clearly separates candid...

    $79 Average bid
    $79 Oferta promedio
    42 ofertas

    I’m building a configurable, multi-tenant enterprise platform from the ground up. The tech stack is React / with TypeScript on the front end and Python / FastAPI with PostgreSQL on the back end, wrapped in a CI-CD pipeline and deployed to a cloud environment. Core capabilities already planned include dynamic forms, rules and workflow engines, approvals, audit trails, role-based access, dashboards, Excel ingestion, third-party integrations and governed AI features. The roadmap starts with 8–10 foundational modules and is expected to expand well beyond that, so I need engineers who can take a feature from conception to production: front end, back end, database design, API contracts, automated testing, security hardening, performance tuning and deployment. This is real enterpris...

    $3816 Average bid
    $3816 Oferta promedio
    60 ofertas

    I’m building a green-field, multi-tenant SaaS platform and need senior engineers who can take a feature from idea all the way to a securely deployed, tested release. The stack is React / with TypeScript on the front end, FastAPI with Python on the back end, and PostgreSQL underneath, so you’ll need to be comfortable moving across all three layers as well as CI/CD, security hardening and automated testing. Because this is a brand-new startup, nothing exists yet—every architectural decision, migration strategy and coding standard we put in place now will shape the product for years. Your experience designing enterprise-grade B2B software such as ERP, CRM, MDM, workflow, supply-chain or compliance tools will be invaluable, especially if you have handled strict data-segrega...

    $4033 Average bid
    $4033 Oferta promedio
    87 ofertas

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