Node.js Developer

About the Position

Matrix Eastern Europe, the offshore division of Matrix IT, one of the leading global R&D services companies with more than 11,000 professionals, is looking for a Node.js Developer to join one of our teams.

We are looking for a skilled Backend Developer with strong hands-on experience in Node.js and TypeScript to develop and maintain RESTful APIs, backend services, and middleware layers.

The role focuses on API and middleware development, authentication and authorization, third-party and enterprise integrations, BFF/API Gateway layers, business logic, and database access. The ideal candidate has at least 3 years of professional backend development experience and is comfortable designing, integrating, and troubleshooting API flows across multiple systems and services.

Responsibilities

• Develop and maintain backend services and RESTful APIs using Node.js and TypeScript.
• Design and implement API middleware, request/response pipelines, validation, error handling, and routing.
• Implement authentication and authorization middleware using JWT, OAuth, and OpenID Connect.
• Develop integrations with third-party APIs, identity providers, and enterprise systems.
• Develop and maintain API Gateway and proxy layers.
• Implement backend business logic and database access.
• Troubleshoot API flows across multiple services and existing production systems.

Requirements

• 3+ years of professional backend development experience.
• Strong hands-on experience with Node.js and TypeScript.
• Strong understanding of REST APIs, middleware architecture, and request/response lifecycle.
• Experience developing authentication/authorization middleware and working with JWT, OAuth, and OpenID Connect.
• Experience with third-party API and enterprise system integrations.
• Good SQL skills and experience with relational databases.
• Experience with Express.js or similar Node.js frameworks.
• Familiarity with Swagger/OpenAPI, Postman, and Git.

Advantages

• Oracle Database and PL/SQL – significant advantage.
• Docker and Linux.
• Enterprise, WMS, or Logistics systems.

We Offer

• Additional 20 days of paid leave.
• Remote work and flexible working hours.
• Professional and career development benefits.
• Top-quality work environment.
• Online courses.
• Online sports activities.
• Team buildings and Christmas parties.

About the Company

Matrix Eastern Europe is the offshore division of Matrix IT, one of the leading global R&D services companies with more than 11,000 professionals.