Senior (Java 21) Backend Engineer

7 days ago

Chennai, Tamil Nadu, India Mindera Full time ₹ 12,00,000 - ₹ 36,00,000 per year
About the Role

We are looking for an experienced Java Backend Engineer to join our team at Mindera. You will work on building scalable, high-performance backend services, collaborating closely with cross-functional teams to design, develop, and deploy solutions that support large-scale distributed systems.

Requirements

  • Design, develop, and maintain backend services using Java 21 and Spring Boot 3.x.x.
  • Build and consume RESTful APIs following best practices.
  • Develop robust data models and queries for SQL Server as well as document-based structures in MongoDB.
  • Implement caching layers using Redis to improve system performance.
  • Integrate and manage Kafka for event-driven and message-based communication.
  • Build, deploy, and manage microservices on Kubernetes (AKS).
  • Use GitHub for version control, code reviews, and CI/CD workflows.
  • Collaborate with product and engineering teams to define architecture and deliver solutions that meet performance, reliability, and security standards.
  • Participate in code reviews, technical discussions, and mentoring of junior developers.
Required Skills & Experience
  • Strong hands-on experience with Java 17+ (Java 21 preferred).
  • Proven expertise with Spring Boot 3.x.x and microservices architecture.
  • Solid understanding of REST APIs, service design, and integration patterns.
  • Strong database skills:
    • SQL Server (queries, optimization, stored procedures)
    • MongoDB (schema design, indexing)
  • Experience with Redis for caching solutions.
  • Practical experience implementing Kafka as a messaging platform.
  • Working knowledge of Kubernetes, preferably AKS in Azure.
  • Experience using GitHub for version control, branching strategies, and CI/CD.
  • Good understanding of cloud-native principles, monitoring, and logging.
  • Strong problem-solving abilities and ability to work in an Agile environment.
Nice-to-Have
  • Experience with Azure ecosystem and DevOps pipelines.
  • Knowledge of containerization best practices using Docker.
  • Familiarity with testing frameworks like JUnit, Mockito, or Testcontainers.

Benefits

We Offer
  • Competitive salary
  • Annual bonus, subject to company performance
  • Access to Udemy online training and opportunities to learn and grow within the role
About Mindera

At Mindera we use technology to build products we are proud of, with people we love.

Software Engineering Applications, including Web and Mobile, are at the core of what we do at Mindera.

We partner with our clients, to understand their product and deliver high performance, resilient and scalable software systems that create an impact in their users and businesses across the world.

You get to work with a bunch of great people, where the whole team owns the project together.

Our culture reflects our lean and self-organisation attitude. We encourage our colleagues to take risks, make decisions, work in a collaborative way and talk to everyone to enhance communication.

We are proud of our work and we love to learn all and everything while navigating through an Agile, Lean and collaborative environment.

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Check ot our Blog: and our Handbook:

Our offices are located: Aveiro, Portugal | Porto, Portugal | Leicester, UK | San Diego, USA | San Francisco, USA | Chennai, India | Bengaluru, India

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