Full Stack Backend Engineer - Java/Spring Boot & Node.js

Experience: 5–8 Years

Location: Chennai

Notice Period: Immediate joiners or up to 30 days preferred

We are hiring for our leading banking client and seeking a highly skilled Full Stack Engineer who is strong in both Spring Boot and Node.js. The selected candidate will support existing Spring Boot applications while contributing to our strategic transition towards a Node.js-first technology stack. Node.js expertise will be central to future development initiatives.

Key Skills & Experience Requirements

Backend Technologies (Spring Boot & Node.js)

• Spring Boot:
• Strong experience in Microservices, Event-Driven Design, Spring Cloud, Hibernate, MongoDB.
• Proven capability in building scalable enterprise-grade applications.
• Node.js:
• Proficiency in creating high-performance, scalable RESTful APIs.
• Experience with GraphQL is preferred.
• Hands-on expertise with TypeScript and modern JavaScript (ES6+).
• Thorough experience in performance tuning, debugging, logging, and monitoring across both frameworks.

DevOps & Ecosystem

• Strong exposure to CI/CD pipelines for automated build and deployment.
• Experience with Docker and Kubernetes for containerisation and orchestration.
• Familiarity with API gateways such as 3Scale or Kong.

Domain Knowledge

• Prior experience in Banking, Financial Services, or Fintech is highly preferred.
• Understanding of enterprise-level security, compliance, and regulatory expectations.

Development Best Practices

• Strong adherence to coding standards, security best practices, and unit testing.
• Experience working in Agile teams delivering iterative solutions.
• Clear understanding of documentation practices and reusable code design patterns.

Soft Skills

• Strong communication and collaboration skills.
• Self-driven, proactive, and capable of owning deliverables end-to-end.
• Excellent problem-solving abilities and ability to influence technical decisions.

Key Responsibilities

• Support and enhance existing Spring Boot applications while progressively adopting and leading initiatives in Node.js.
• Design, develop, and maintain scalable backend systems using Spring Boot and Node.js.
• Ensure smooth integration between legacy Spring Boot services and modern Node.js services during the architectural transition.
• Troubleshoot, debug, and resolve issues across distributed systems, ensuring high availability and system resiliency.
• Promote engineering best practices, secure coding, and proper documentation across all deliverables.
• Collaborate with cross-functional teams including Product, QA, DevOps, and Architecture.