Senior Backend Developer (Node.js / Nest.js)

About us: Talent has no borders. Proxify's mission is to connect top developers around the world with the opportunities they deserve. So, it doesn't matter where you are; we are here to help you fast-track your independent career in the right direction. 🙂 Since our launch, Proxify's developers have successfully worked with 1200+ happy clients to build their products and growth features. 5000+ talented developers trust Proxify and its network to fulfill their dreams and objectives. Proxify is shaped by a global network of supportive, talented developers interested in remote full-time jobs. Our Glassdoor (4.5/5) and Trustpilot (4.8/5) ratings reflect the trust developers place in us and our commitment to our members' success.   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 Docke

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