Senior Ruby on Rails Engineer

We DO NOT work with companies or other intermediates, we only work directly with the engineer. No exceptions! ---- There is a 1-hour test before you get hired for this job. Needs to hire 3 Freelancers. 
- Language Skills
 Intermediate English skills 
- Reasoning Skills
 This role will need to solve practical problems and deal with a variety of concrete or abstract variables in situations where only limited standardization exists. Must be able to interpret a variety of instructions furnished in written, oral, diagram, or schedule form.
You are someone who is well-organized, resourceful, flexible, has the ability to multitask, and has extraordinary attention to detail. You must have strong communication skills and the ability to develop strong working relationships with internal and external resources. A willingness to take ownership and work independently under tight deadlines is a must.
 Other Skills and Abilities: - work 100% for our company (no other project since we need you very focused on our work). - work 9-5 EST. - programmers that can think for themselves. - people that know how to code. - frequent commits on git. - attend daily standup calls. - quick communication whenever we ask questions. - people that take work seriously and do not waste our time. - people that are working to grow their knowledge and career. Generic Requirements: * Experience in using API documentation
 * In-depth understanding of mobile framework components and respective life cycles;
 * developing location/map-based interfaces
 * You are a rational and critical thinker;
 * Participate in code reviews and pair programming.
 * Knowledge of automated build pipelines and Git.
 * Capacity to work autonomously, to estimate tasks and meet tight deadlines
 * Strength in User-experience (UX), User-interface (UI) design
 * Strong analytical and problem-solving abilities
 * Ability to articulate ideas
 * Attention to quality and details
 * Documented experience writing clean, modular, well-documented and well-tested JS Experience with responsive and cross-browser development and testing
 * Familiar with JIRA and GitFlow * Postman API
 * Twillio
 * Rollbar 
* Continuous Integrations Ruby Requirements: * Ruby on Rails * Experience with Web Service APIs (SOAP/REST)
 * Jest, Mocha, Continuous Integration
 * Docker, Kubernetes
 * PostgreSQL, REDIS, DataStore, Firebase
 React Requirements: 4+ years of experience building complex iOS/Android applications. Knowledge of the maritime industry a big plus. Knowledge of utilizing coreData and caching techniques. Experience with Google Maps API (or a suitable alternative). Knowledge of Apple HIG design principles, patterns, and best practices Integrations experience with REST, HTTP/HTTPS protocols, and 3rd party APIs preferred To be considered for this role: Please, schedule a time/day that you can spend a total of 2 hours live interviewing. There is a 1 hour questions around technology and architecture. The interview is live and includes a live code challenge (max 1 hour). Please, let us know when you would like to interview availability Monday - Friday 10 am - 7 pm EST. THIS IS A FULL TIME OPPORTUNITY! MUST BE 100% DEDICATED. Read Less