About the job
DevHub is growing its team in Cluj-Napoca and looking for a Senior Backend Engineer (Node.js) to help build and support the backbone of our platform. Our Platform Squad manages essential backend services and internal tools that keep the company running. This role offers the chance to work alongside skilled engineers in a collaborative setting where ideas and expertise are valued.
Role Overview
The Senior Backend Engineer will design, develop, and maintain high-performance backend services and APIs using Node.js. Work includes building scalable solutions, ensuring code quality, and supporting production systems. Collaboration with cross-functional teams is a key part of the job, as is upholding security and reliability standards.
Main Responsibilities
- Design, develop, and maintain efficient, reusable, and reliable Node.js backend applications and APIs.
- Optimize applications for speed, scalability, and overall performance.
- Break down complex or ambiguous tasks into clear deliverables, identifying risks and assumptions early.
- Write and maintain unit and integration tests as part of the development process.
- Help shape testing strategies and maintain quality standards across the codebase.
- Review pull requests thoughtfully, offering and accepting constructive feedback.
- Take full ownership of services: add logging and metrics, support them in production, and participate in the on-call rotation.
- Apply security best practices and meet compliance requirements to protect application integrity.
- Implement and maintain database schemas, write queries, and handle performance tuning.
- Work with CI/CD pipelines to streamline deployment and improve development workflows.
Work Culture
DevHub values the perspectives and talents of every team member. The company fosters an inclusive workplace where creativity and collaboration are encouraged. Employees are supported in their growth and are part of a community shaping the future of technology.

