Remote Backend Developer (NodeJS)
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Summary
Remote backend developer building modular NodeJS/Express REST services for a MENA blockchain/tokenization client (iOWN Group), integrating third-party APIs (blockchain JSON-RPC, KYC, crypto exchanges), maintaining MySQL/MSSQL schemas, and writing unit/integration tests. No blockchain experience required.
Our client, a leader in the MENA region in the field of Tokenization and Blockchain Technologies is seeking a highly skilled and experienced individual to join their team as a Remote Backend Developer.
No Blockchain experience is required.
Main Responsibilities:
- Build and maintain backend modular services (optimally in NodeJS (ExpressJS)) either from scratch or by adding new functionality to existing code repositories.
- Intergrade third-party restful APIs (like Blockchain JSON-RPC, Know-Your-Customer systems, Cryptographic Exchanges and similar restful APIs) and expose endpoints to other iOWN Group systems.
- Work hand in hand with frontend application developers and Blockchain developers to realize platform goals and deliver high quality products.
- Design modular application components for a platform needing demanding and continuously changing requirements as application scales.
- Perform technology assessment and development languages/frameworks evaluation and selection to meet design requirements.
- Implement scalable applications serving multiple ecosystems in different geographical locations having different configurable components.
- Maintain database schema and configuration (MSSQL, MySQL) including transient data for Blockchain transaction (transaction hashes, Blockchain Events, Wallets and Smart Contract addresses...etc).
- Writing and continuously updating unit-tests and integration tests to ensure every component works as expected.
- Document-developed components and public external interfaces which can then serve as Application Programmable Interfaces (APIs) for 3rd party systems, and which obtain data from 3rd party providers (like Know-your-customer provides for example).
Ideal candidates should have the following skills:
- Proficient developments skills in building RESTful web applications using modern rich development languages like NodeJS + ExpressJS, ORM systems.
- Experience with Reflective programming, Aspect Oriented Programming and/or developing generalized code (or introspective code).
- Experience with Database design and administration including SQL query optimization, relational database design, and database encryption (MySQL/MSSQL).
- Professional code documentation and testing (using tools like Jasmine/Karma/Protractor/PHPUnit...etc).
- Experience with versioning control systems (Git/SVN) including branching and tagging.
- Parallel processing and serving content from clustered environments (optimally hosted Docker containers)