Design, build, and maintain server-side applications and APIs using Node.js and TypeScript.
Develop scalable, high-performance backend architecture using Node.js to support web and mobile platforms.
Build and maintain RESTful (and/or GraphQL) APIs following modern Node.js best practices.
Ensure data integrity, security, and optimized system performance.
Collaborate with front-end developers to integrate user-facing components.
Troubleshoot, debug, and enhance existing backend systems.
Contribute to code reviews, architecture discussions, and process improvements.
Stay up-to-date with emerging backend technologies and best practices.

Minimum 5+ years of experience as a Back End Developer or in a related role.
Strong proficiency in Node.js with Express.js or NestJS, and TypeScript.
Experience with MongoDB, Redis, and/or SQL databases (PostgreSQL, MySQL).
Strong understanding of RESTful APIs; experience with GraphQL and microservices is an asset.
Familiarity with CI/CD pipelines, containerization (Docker), and version control (Git).
Strong understanding of asynchronous programming and event-driven systems.
Solid grasp of testing frameworks such as Jest or Mocha.
Knowledge of security protocols, encryption, and data protection best practices.
Excellent communication and collaboration skills within diverse teams.

Senior Back End Developer

Key skills