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This vacancy stopped accepting applications on 25 Sep 2026. Browse open roles.
Zensar Technologies
AES - DE - FS - Java
Skills
Job description
We are looking for a highly skilled Senior Backend Developer to design, develop, and maintain scalable, secure, and high-performance backend systems. The ideal candidate will have extensive experience in Java, Microservices Architecture, API Design & Development, AWS Cloud Services, and Kafka-based event-driven solutions.
This role requires a hands-on engineer who can drive technical design decisions, contribute to architecture discussions, mentor junior developers, and collaborate closely with product, frontend, and DevOps teams to deliver robust enterprise-grade applications.
Key Responsibilities
API Design & Development
Design and develop scalable, secure, and maintainable RESTful APIs.
Define API standards, governance, versioning, and best practices.
Collaborate with stakeholders to translate business requirements into technical API solutions.
Develop API contracts using OpenAPI/Swagger specifications.
Optimize API performance, reliability, and security.
Backend Development
Design and implement backend services using Java and Spring Boot.
Build and maintain microservices-based architectures.
Develop reusable, testable, and efficient code following industry best practices.
Perform code reviews and ensure high coding standards.
Cloud & Distributed Systems
Design and deploy cloud-native applications on AWS.
Work with AWS services such as ECS/EKS, Lambda, API Gateway, RDS, S3, CloudWatch, and IAM.
Implement scalable and resilient distributed systems.
Event-Driven Architecture
Design and develop Kafka-based integration solutions.
Build event-driven microservices for asynchronous processing.
Monitor and optimize Kafka producers, consumers, and topics.
Collaboration & Leadership
Mentor junior developers and provide technical guidance.
Participate in architecture reviews and technical decision-making.
Work closely with Product Owners, Architects, QA, and DevOps teams.
Drive continuous improvement initiatives and adoption of engineering best practices.
8+ years of hands-on software development experience.
Strong expertise in Java (Java 11/17+) .
Extensive experience with Spring Boot, Spring MVC, Spring Security , and related frameworks.
Strong understanding of Microservices Architecture and design patterns.
Proven experience in API Design and Development .
Hands-on experience with AWS Cloud Services .
Strong knowledge of Apache Kafka and event-driven architectures.
Experience with SQL and NoSQL databases.
Experience with CI/CD pipelines and DevOps practices.
Strong understanding of system scalability, performance tuning, and security best practices.
Proficiency with GitHub and modern source control workflows.