Software Developer

Cognizant; Chennai District, Bengaluru, Hyderabad; Hybrid; INR 800,000 - 1,200,000; Full time

Job summary

Cognizant is looking for a skilled developer based in Chennai District, Tamil Nadu, India, with expertise in Java, Spring Boot, and microservices development. The ideal candidate will design AI-enabled solutions and integrate AI/ML services within applications, leveraging strong problem-solving and programming skills.

Experience with testing frameworks like JUnit and knowledge of Agile methodologies are essential. This role emphasizes creating scalable, maintainable backend solutions to meet client needs.

Qualifications

• Experience with Java and Spring Boot for backend development.
• Knowledge of AI system design, prompt engineering, and performance optimization.
• Familiarity with GIT, Swagger, and Rabbit MQ.

Responsibilities

• Design and develop end-to-end AI-enabled solutions.
• Integrate AI/ML services into microservices applications.
• Produce documentation for each microservice.

Skills

Java

Spring Boot

microservices

AI and ML services integration

API technologies (Rest Webservices)

Agile methodologies

Tools

JUnit

Mockito

Sonar

Kafka

Job description

• Experience on Java, Springboot, microservices, backend development. Able to design end-to-end AI-enabled solutions.
• Developer should have working knowledge of how LLMs behave in production systems. Hands‑on experience integrating AI/ML services (e.g., LLM APIs) into microservices‑based applications. Strong understanding of prompt engineering, AI system design, and building scalable AI‑enabled backend services. Exposure to RAG architectures, vector data handling, and AI performance optimization is preferred. Leverage AI tools effectively in development lifecycle.
• Experience in design, development and triaging for large, complex systems. Experience in Java and object‑oriented design skills.
• Experience in microservices development. Experience in Spring Boot.
• Interconnecting microservices with databases.
• Knowledge of Vulnerability management & how streaming systems such as Kafka operate.
• Familiarity with software development design patterns: GIT, Swagger, PCF, and Rabbit MQ.
• Expertise in API technologies such as Rest Webservices.
• Previous experience writing unit tests with JUnit, Mockito, or PowerMock.
• Knowledge of markup languages such as JSON and YML.
• Working knowledge of quality and security scan technologies such as Sonar, Vulnerability management on Blackduck/Fortify, and WebInspect.
• Knowledge of the Agile approach.
• Work in a fast‑paced, project‑centered, team‑oriented atmosphere.
• Visit clients outside of the nation to gather and specify needs.
• Create solutions that are high‑quality, scalable, and maintainable, with an emphasis on backend systems and related technologies.
• Carry out unit and integration tests.
• Identifying and resolving bugs.
• Make sure you've developed enough test cases to ensure the design criteria are satisfied.
• Produce well‑written documentation for each microservice.
• Communicate with other developers.
• Creating and deploying microservices using the Spring Boot framework.
• Adherence to the whole Software Development Life Cycle.