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Java Developer

Citi · 1/124, SHIVAJI GARDENS, MOONLI

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We are seeking a talented and motivated Java Developer to join our engineering team. In this role, you will design, develop, test, and deploy robust, scalable, and high-performance backend systems and microservices. You will collaborate closely with cross-functional teams, including product managers, frontend engineers, architects, and DevOps teams, to deliver resilient software solutions that meet business objectives and enterprise standards. 2. Key Responsibilities Architecture & Development

  • Design, build, and maintain efficient, reusable, and reliable Java server-side applications and microservices using Spring Boot / Spring Framework.
  • Implement RESTful APIs, integration endpoints, and event-driven architectures.
  • Ensure the best possible performance, quality, and responsiveness of applications.
  • Identify bottlenecks and bugs, and devise solutions to mitigate and address these issues. Database & Integration
  • Design and optimize relational (e.g., PostgreSQL, Oracle, MySQL) and non-relational (e.g., MongoDB, Cassandra, Redis) database schemas, queries, and transactions.
  • Integrate enterprise messaging systems (e.g., Apache Kafka, RabbitMQ, IBM MQ). Quality Assurance & Testing
  • Write comprehensive unit, integration, and end-to-end automated tests using frameworks such as JUnit, Mockito, and Testcontainers.
  • Participate in peer code reviews, adhering to coding standards, secure coding principles, and design patterns. DevOps & Deployment
  • Collaborate with DevOps engineers to containerize applications using Docker and orchestrate them via Kubernetes/OpenShift.
  • Maintain and enhance continuous integration and continuous deployment (CI/CD) pipelines.
  • Monitor application health, logs, and metrics using observability tools (e.g., Prometheus, Grafana, Splunk, OpenTelemetry). 3. Required Qualifications & Skills Technical Skills
  • Core Java : Strong proficiency in Core Java (Java 11, 17, or 21), including OOP concepts, concurrency/multithreading, collections framework, and functional programming (Streams, Lambdas).
  • Frameworks : Extensive experience with Spring Framework (Spring Boot, Spring MVC, Spring Data JPA, Spring Security).
  • APIs & Web Services : Solid experience in designing and building RESTful APIs; familiarity with OpenAPI/Swagger specifications.
  • Databases & ORM : Proficiency with SQL, relational database management systems (RDBMS), and ORM tools (Hibernate / JPA).
  • Build & Version Control : Hands-on experience with Git and build automation tools (Maven, Gradle).
  • Testing : Practical experience with automated testing tools (JUnit 5, Mockito). Professional Experience
  • Bachelor’s or Master’s degree in Computer Science, Information Technology, Engineering, or a related field (or equivalent practical experience).
  • 3+ years of professional software development experience in Java backend environments.
  • Solid understanding of software design patterns, Clean Architecture, SOLID principles, and microservices architecture. 4. Preferred / Nice-to-Have Qualifications
  • Experience with Cloud Platforms (AWS, Azure, or Google Cloud Platform).
  • Experience with Event Streaming and Distributed Systems (Apache Kafka, RabbitMQ).
  • Familiarity with Containerization and Orchestration (Docker, Kubernetes, OpenShift).
  • Knowledge of NoSQL databases and in-memory caching solutions (MongoDB, Redis, Elasticsearch).
  • Familiarity with CI/CD tools (Jenkins, GitHub Actions, Tekton, GitLab CI).
  • Understanding of application security standards (OWASP Top 10, OAuth2, JWT, mTLS).
  • Experience working in an Agile/Scrum development environment. 5. Core Competencies & Soft Skills
  • Problem Solving : Analytical mindset with strong debugging and analytical problem-solving skills.
  • Communication : Clear written and verbal communication skills; ability to articulate technical concepts to non-technical stakeholders.
  • Collaboration : Team-oriented mindset with the ability to work effectively across distributed engineering teams.
  • Adaptability : Eagerness to learn emerging technologies and adapt to evolving business and technical requirements. 6. What We Offer
  • Competitive salary and performance-based incentive programs.
  • Comprehensive health, dental, and wellness benefits.
  • Continuous learning opportunities, technical certifications, and career development programs.
  • Flexible working arrangements (hybrid/remote options, depending on policy). ------------------------------------------------------ Job Family Group: Technology ------------------------------------------------------ Job Family: Applications Development ------------------------------------------------------ Time Type: Full time ------------------------------------------------------ Most Relevant Skills Please see the requirements listed above. ------------------------------------------------------ Other Relevant Skills For complementary skills, please see above and/or contact the recruiter. ------------------------------------------------------ Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law. If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi . View Citi’s EEO Policy Statement and the Know Your Rights poster.