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Java Developer ( 4 Months Contract) at Comviva — Bengaluru

Experience2–5 yrs
SalaryNot disclosed
Work modeonsite
Levelmid
Posted10 Sept 2026

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About Comviva

Comviva is hiring in Bengaluru in technology software. This role looks for around 2+ years of experience.

Skills

Java
Spring Boot
REST APIs
Spring MVC
Spring JDBC
MongoDB
SQL
NoSQL

The role

A backend developer at a technology software company builds scalable services for telecom and ecommerce systems using Java, Spring Boot, and REST APIs, and strengthens microservices through database performance tuning and Docker.

Full job description

Design, develop, test, and maintain scalable backend applications using Java and Spring Boot Build, enhance, and optimize RESTful APIs and microservices based on business and technical requirements Modify and improve existing backend services to enhance performance, scalability, and maintainability Integrate backend services with enterprise systems, databases, and external APIs Ensure secure, reliable, and efficient communication across microservices and external systems Support API integrations across multiple platforms and third-party services Monitor and improve application performance in high‑volume transaction environments Identify bottlenecks and optimize application performance, database interactions, and service response times Write clean, efficient, and maintainable code following best development practices and coding standards Participate in code reviews and ensure high-quality deliverables through testing and validation Collaborate with business analysts, UI developers, QA teams, and architects Work effectively with cross‑functional teams across telecom and/or eCommerce domains Participate in Agile ceremonies such as sprint planning, stand‑ups, and retrospectives Maintain technical documentation for APIs, integrations, modules, and system architecture Document enhancements, decisions, and changes to backend services Provide regular updates on development progress and assigned deliverables

Mandatory Skills

Strong proficiency in Core Java and OOP concepts Hands‑on experience with Spring Boot and microservices architecture Strong experience in building, enhancing, and optimizing REST APIs Experience with Spring MVC and Spring JDBC frameworks Knowledge of database design and performance tuning for SQL/NoSQL databases (including MongoDB)

Desirable Skills

Experience with Docker and Kubernetes Exposure to CI/CD pipelines and DevOps practices Familiarity with cloud platforms such as AWS, Azure, or Google Cloud Understanding of frontend basics (HTML, CSS, JavaScript) Experience with Apache Camel Strong communication and documentation skills