Senior Backend Engineer (Node.js)
RingCentral
We are looking for a highly skilled Senior Software Engineer with 6+ years of experience in developing backend applications and services using Node.js and Nest.js (TypeScript). The ideal candidate should be excellent at code reviews, have a strong sense of software design strategy, and thrive in a fast-paced, collaborative environment. A deep understanding of database systems, microservices architecture at enterprise scale, and B2B system design will be highly valued.
Responsibilities:
- Design, develop, and maintain scalable, high-performance backend applications and services using Node.js and Nest.js. 
- Write and maintain unit test cases to ensure code coverage and quality assurance. 
- Collaborate in peer programming sessions to share knowledge and improve code quality. 
- Conduct code reviews to maintain high engineering standards across the team. 
- Design and maintain database structures using PostgreSQL and MongoDB. 
- Optimize PostgreSQL queries and work with ORMs in TypeScript (e.g., TypeORM, Prisma). 
- Work with Kafka MQ for message-driven communication and system integrations. 
- Build and maintain containerized applications using Docker and Kubernetes. 
- Collaborate with cross-functional teams to ensure seamless integration between frontend and backend systems. 
- Contribute to architecture design, system scalability, and performance optimization. 
- Stay updated with the latest backend technologies and industry trends. 
Requirements:
- Bachelor's degree in Computer Science or a related field. 
- Minimum 6 years of experience in backend development using Node.js and Nest.js. 
- Strong proficiency in TypeScript. 
- Excellent understanding of object-oriented programming and design patterns. 
- Deep expertise in PostgreSQL and MongoDB (master-level database skills). 
- Proven experience in PostgreSQL query optimization and ORMs (TypeORM, Prisma, Sequelize, etc.). 
- Hands-on experience with Kafka MQ, Docker, and Kubernetes. 
- Strong understanding of Kubernetes, CI/CD pipelines, and deployment automation. 
- Solid understanding of microservices architecture at enterprise scale. 
- Experience working with B2B systems and integrations. 
- Strong experience with unit testing frameworks and CI/CD pipelines. 
- Ability to design and develop scalable distributed systems. 
- Excellent problem-solving, communication, and collaboration skills. 
- Ability to work independently and effectively in a fast-paced environment. 
Nice to Have:
- Experience with Go (Golang) or Python. 
- Familiarity with telephony systems and their integrations. 
- Exposure to microservices orchestration and event-driven architectures. 
- Understanding of API security best practices and authentication mechanisms (OAuth2, JWT, etc.). 
- Experience with cloud platforms such as AWS, GCP, or Azure. 
If you are a passionate Node.js/Nest.js developer with strong technical expertise, a collaborative mindset, and a drive to build scalable enterprise-grade systems, we’d love to hear from you! Please apply with your updated resume.