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

Proxify AB
Published on October 19th, 2026

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Job Description


Headquarters: Sweden

URL: http://career.proxify.io (link removed)



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.


 


What we offer:


Get paid, not played


No more unreliable clients. Enjoy on-time monthly payments with flexible withdrawal options.


Predictable project hours


Enjoy a harmonious work-life balance with consistent 8-hour working days with clients.


Flex days, so you can recharge


Enjoy up to 24 flex days off per year without losing pay, for full-time positions found through Proxify.


Career-accelerating positions at cutting-edge companies


Discover exclusive long-term remote positions at the world's most exciting companies.


Hand-picked opportunities just for you


Skip the typical recruitment roadblocks and biases with personally matched positions.


One seamless process, multiple opportunities


A one-time contracting process for endless opportunities, with no extra assessments.


Compensation


Enjoy the same pay, every month with positions landed through Proxify.



To apply: https://weworkremotely.com/remote-jobs/proxify-ab-senior-backend-developer-node-js-nest-js-4 (link removed)

Tags

Back-End Programming