Node.js Developer

This is us

At Avenga, we believe that human creativity empowers technology that matters. Operating globally, our 6000+ specialists provide a full spectrum of services, including business and tech advisory, enterprise solutions, CX, UX and Ul design, managed services, product development, and software development.

This is the job

We’re looking for a Senior Node.js Engineer with strong backend expertise to join our growing organization and work on innovative client projects. This role is especially suitable for experienced candidates located in Romania who thrive in collaborative, agile environments and want to contribute to high-performance, scalable digital systems.

As a senior engineer, you will play a key role in designing and building backend services, shaping architecture decisions, and ensuring sustainable delivery of quality software. Here, you will have the opportunity to make a meaningful contribution to global technological progress while advancing your own skills and career.

This is you

• 5+ years of professional experience in backend development with Node.js and also TypeScript.
• Strong command of Node.js frameworks (e.g., Express, Fastify, NestJS) and asynchronous programming patterns.
• Experience with automated testing frameworks like Jest or Mocha, and familiarity with DevOps tools supporting CI/CD and cloud-native workflows.
• Demonstrated experience designing APIs, microservices, and event-driven architectures.
• Solid background with cloud environments and container orchestration like Docker & Kubernetes.
• Experience with additional languages (e.g., Java, Python, Go) and event streaming tools (e.g., Kafka) is a big plus.
• Knowledge of frontend integration patterns or micro-frontend approaches.
• Background in agile methodologies and product-driven delivery.
• Good communication skills and advanced English for a smooth communication in our teams.

This is your role

• Design, develop, and maintain scalable RESTful APIs and backend services with Node.js and TypeScript.
• Build and optimize microservices and event-driven systems (e.g., Kafka) for real-time processing and integration.
• Collaborate with cross-functional squads including frontend engineers, QA, product owners, and DevOps to deliver client solutions.
• Ensure code quality through automated testing (e.g., Jest/Mocha), code reviews, and best practices.
• Contribute to infrastructure and CI/CD pipelines (GitLab) for robust delivery and deployments.
• Champion performance, reliability, and security of services in production environments.
• Mentor and support less experienced engineers, advocate technical excellence, and help shape team standards.

At Avenga, everyone matters. We provide equal opportunities in recruitment, career development, and leadership, regardless of race, ethnicity, gender identity, sexual orientation, disability, age, religion, or any other characteristic. We are committed to fostering a work environment where our diverse community of employees, candidates, and business partners actively shapes our growth. By bringing together people from different backgrounds and experiences, we build a workplace where everyone feels free to be themselves while honoring the boundaries of others.