Senior Backend Engineer - Node.js

Job Description

We are looking for a talented and self-driven Backend Engineer to join our growing engineering team. You will be responsible for designing, implementing, and maintaining scalable backend services using Node.js, Fastify, and Python. You will work closely with cross-functional teams to build APIs, manage data flow, and ensure reliability and performance of backend systems. 

Key Responsibilities 

• Design and develop robust RESTful APIs and microservices using Node.js and Fastify
• Write clean, efficient, and scalable code in JavaScript and Python
• Collaborate with frontend developers, QA engineers, and product managers 
• Implement automated tests to ensure high code quality 
• Optimize backend performance and troubleshoot production issues 
• Work with databases (SQL/NoSQL) and messaging systems 
• Participate in code reviews and share knowledge with team members 
• Contribute to DevOps practices, CI/CD pipelines, and cloud deployments 
   

Qualifications

Required Skills 

• Strong proficiency in TypeScript, JavaScript (Node.js, Fastify) and Python
• Experience building APIs, microservices, event-driven or distributed systems 
• Good understanding of REST, HTTP, and WebSockets 
• Familiarity with databases like MongoDB, PostgreSQL, or Redis
• Working knowledge of Docker, Git, and cloud platforms (e.g. AWS, GCP, Azure) 
• Knowledge of authentication/authorization (OAuth2, JWT) 
• Monitoring tools like Grafana, Prometheus, or ELK Stack

Additional Information

Renesas is an embedded semiconductor solution provider driven by its Purpose, To Make Our Lives Easier. With a global team of over 21,000 engineers and problem solvers in more than 30 countries, we offer the opportunity to work on world‑leading technology for Automotive, Industrial, Infrastructure, and IoT, shaping a safer, healthier, greener, and smarter future.

At Renesas, TAGIE is our culture, grounded in being Transparent, Agile, Global, Innovative, and Entrepreneurial. It shapes how we work, grow and deliver on our purpose together. This collaborative spirit and mindset drive our semiconductor technology to transform industries and impact millions of lives.

We believe in rewarding our employees with a competitive benefits package alongside their salary. More information will be provided during the hiring process.

Are you ready to join our team and shape the future with us?

Renesas Electronics is an equal opportunity and affirmative action employer, committed to supporting diversity and fostering a work environment free of discrimination on the basis of sex, race, religion, national origin, gender, gender identity, gender expression, age, sexual orientation, military status, veteran status, or any other basis protected by law. For more information, please read our Diversity & Inclusion Statement.