Sr. Developer – Application Development (Back-End)

CBTS; Chennai District; On-site; INR 800,000 - 1,500,000; Full time

Job summary

CBTS in India seeks a backend developer to design and optimize secure, scalable server-side systems, APIs, and microservices for large-scale applications.

You will integrate authentication, authorization, and data security, collaborate with cross-functional teams, and focus on reliability, performance, and cloud-ready solutions across enterprise-grade projects.

Qualifications

• Experience designing APIs and microservices.
• Strong focus on performance tuning and scalability.
• Knowledge of secure coding practices and data protection.

Responsibilities

• Develop and maintain server-side logic, APIs, and integration services for large-scale applications.
• Optimize application performance, scalability, and reliability through code quality and database tuning.
• Implement microservices architecture using modern frameworks (e.g., Node.js, Java Spring Boot).
• Integrate authentication, authorization, and data security mechanisms into application backbones.
• Collaborate with front-end, DevOps, and QA teams to deliver end-to-end, cloud-ready solutions.
• Troubleshoot production issues, perform root‑cause analysis, and drive resolution improvements.
• Focus on continuous learning and emerging trends.

Skills

API development

Performance optimization

Security practices

Collaboration

Tools

Node.js

Java Spring Boot

Job description

Role Purpose

Performs the development and optimization of secure, scalable, and high-performance‑performance backend systems. Builds robust APIs, microservices, and integration components while driving engineering best practices and ensuring reliability across enterprise-grade applications.

Key Responsibilities

• Develop and maintain server-side logic, APIs, and integration services for large-scale applications
• Optimize application performance, scalability, and reliability through code quality and database tuning.
• Implement microservices architecture using modern frameworks (e.g., Node.js, Java Spring Boot).
• Integrate authentication, authorization, and data security mechanisms into application backbones.
• Collaborate with front-end, DevOps, and QA teams to deliver end-to-end, cloud-ready solutions.
• Troubleshoot production issues, perform root‑cause analysis, and drive resolution improvements.
• Focus on continuous learning and emerging trends.