Headquarters: Sweden
URL:http://career.proxify.io

The Role:

We are looking for a Senior Backend (Node.js / Nest.js) Developer to join our fast-growing network. You’ll be responsible for building modern and scalable web applications, working closely with backend developers and designers to create intuitive user experiences.

This is a long-term, full-time remote role with opportunities to work on innovative projects that make a difference.

What we’re looking for:

• 5+ years with Node.js and 3+ past years with Nest.js
• Strong expertise in Node.js and Nest.js frameworks.
• Proven experience building REST and/or GraphQL APIs.
• Strong knowledge of JavaScript (ES6+) and TypeScript.
• Solid experience with relational and/or NoSQL databases (e.g., PostgreSQL, MySQL, MongoDB).
• Familiarity with authentication/authorization mechanisms (JWT, OAuth2).
• Experience with unit/integration testing (e.g., Jest, Mocha).
• Proficiency with Git and version control workflows.
• Located in CET timezone (+/- 3 hours), we are unable to consider applications from candidates in other time zones.

Nice to Have:

• Experience with cloud platforms (AWS, Azure, GCP).
• Familiarity with CI/CD pipelines and DevOps practices.
• Understanding of event-driven architecture and message brokers (e.g., RabbitMQ, Kafka).
• Experience with Docker and containerized applications.
• Knowledge of microservices and serverless architectures.

Responsibilities:

• Design and develop robust, scalable, and secure backend applications using Node.js and Nest.js.
• Implement RESTful APIs, GraphQL endpoints, and microservices architectures.
• Optimize application performance, scalability, and maintainability.
• Integrate with databases (SQL/NoSQL) and external services via APIs.
• Ensure code quality, security, and compliance with industry standards.