Senior Java Developer

DBiz is a high-performing product engineering and digital transformation company that partners with organizations to build innovative digital solutions using the right technology at the right time. We take pride in leveraging cutting-edge technologies to deliver scalable, future-ready solutions for our clients.

Position: Senior Java Developer

Experience: 6+ Years

Location: Kochi (Hybrid)

Job Purpose

We are looking for a highly skilled Senior Java Developer to join our engineering team. The ideal candidate will play a key role in designing, developing, and maintaining scalable backend services and microservices using Java and Spring technologies. This role requires strong hands-on coding expertise, architectural contribution, cloud-native development experience, and the ability to mentor team members while collaborating with cross-functional teams.

Key Responsibilities

• Design, develop, and maintain scalable backend applications using Java and Spring Boot.
• Contribute to software architecture decisions and technical design discussions.
• Design and implement RESTful APIs and microservices following industry best practices.
• Collaborate with frontend, mobile, QA, and DevOps teams to deliver high-quality solutions.
• Optimize application performance, scalability, and reliability.
• Develop and maintain integrations with internal and external systems.
• Review code, enforce coding standards, and promote best practices.
• Troubleshoot and resolve complex technical issues in development and production environments.
• Participate in CI/CD implementation and deployment automation initiatives.
• Mentor junior developers and contribute to a collaborative engineering culture.
• Stay current with emerging technologies and recommend improvements to existing systems.

Required Skills & Experience

• 6+ years of hands-on experience in Java backend development.
• Strong expertise in Java, Spring Boot, Spring MVC, Spring Data JPA, and Hibernate.
• Strong understanding of Algorithms, Data Structures, Object-Oriented Design, and Design Patterns.
• Proven experience designing and implementing Microservices Architecture.
• Hands-on experience with REST APIs, API security, and backend integrations.
• Experience with Apache Kafka or similar messaging platforms.
• Strong knowledge of SQL and database design with MySQL, Oracle, PostgreSQL, or MS SQL Server.
• Experience with NoSQL databases is a plus.
• Experience with Docker, Kubernetes, and containerized deployments.
• Experience working with cloud platforms such as Microsoft Azure or AWS.
• Working knowledge of OAuth2, SSO, Azure AD, authentication, authorization, and application security.
• Strong understanding of CI/CD pipelines, Git, and DevOps practices.
• Experience with Linux environments and command-line tools.
• Familiarity with JIRA, Confluence, and Agile/Scrum methodologies.
• Solid understanding of JVM internals, performance tuning, and application optimization.

Preferred Skills

• Experience with event-driven architecture and distributed systems.
• Exposure to Infrastructure as Code (IaC) tools.
• Knowledge of monitoring and observability tools.
• Experience building high-availability, cloud-native applications.
• Discipline in Test-Driven Development (TDD) and automated testing practices.

What We Look For

• Strong analytical and problem-solving abilities.
• Excellent communication and stakeholder management skills.
• Ability to mentor and guide junior developers.
• Ownership mindset with a focus on delivering business value.
• Self-motivated, collaborative, and adaptable in a fast-paced environment.
• Strong attention to detail and commitment to engineering excellence.