Java Developer (Microservices & Cloud)
Citi Bank
3 - 5 years
Pune
Posted: 16/09/2025
Job Description
Discover your future at Citi
Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you’ll have the opportunity to grow your career, give back to your community and make a real impact.
Job Overview
Overview
We are seeking a talented and experienced Java Developer with 3-5 years of experience to join our dynamic team. The ideal candidate will be proficient in developing robust, scalable, and cloud-native applications using Java, with a strong focus on microservices architecture. This role involves designing, developing, and maintaining high-performance backend services, collaborating with cross-functional teams, and contributing to the entire software development lifecycle in an agile environment.
Key Responsibilities
- Design, develop, and maintain high-performance, scalable, and resilient backend services using Java and the Spring Framework (Spring Boot, Spring Cloud).
- Implement and manage microservices architectures, focusing on creating modular, loosely coupled services that can be independently deployed and managed.
- Develop and consume RESTful APIs for seamless integration between front-end and back-end systems.
- Build and deploy cloud-ready applications leveraging cloud platforms such as AWS, Azure, or GCP.
- Work with containerization technologies like Docker and orchestration tools such as Kubernetes for deploying and managing microservices.
- Write clean, well-documented, and testable code, adhering to best practices and coding standards.
- Implement unit, integration, and end-to-end tests to ensure high code quality and reliability.
- Collaborate with front-end developers, product managers, DevOps, and other stakeholders to deliver end-to-end solutions.
- Participate in all phases of the software development lifecycle, including requirements gathering, design, coding, testing, and deployment, within an Agile framework.
- Optimize application performance, focusing on speed, scalability, and efficiency.
- Troubleshoot and resolve technical issues in a timely manner, ensuring the stability and reliability of systems.
- Stay up-to-date with the latest industry trends, technologies, and best practices in Java, microservices, and cloud computing.
Required Skills and Experience
- Experience: 3-5 years of hands-on experience in backend development with Java.
- Java Proficiency: Strong proficiency in Java (Java 11/17+), including its ecosystem and best practices.
- Frameworks: Expert-level knowledge and practical experience with Spring Framework, particularly Spring Boot and Spring Cloud.
- Microservices: Proven experience in designing, developing, and maintaining microservices architectures.
- Cloud Platforms: Hands-on experience with at least one major cloud provider (AWS, Azure, or GCP), including deploying and managing applications.
- Containerization & Orchestration: Experience with Docker and Kubernetes.
- Databases: Strong experience with relational databases (e.g., PostgreSQL, Oracle, MySQL) and SQL, including writing efficient queries.
- Version Control: Proficiency with Git (e.g., GitHub, Bitbucket).
- API Development: Expertise in designing and implementing RESTful APIs.
- Testing: Experience with unit testing frameworks (e.g., JUnit, Mockito) and test-driven development (TDD).
- Soft Skills: Excellent problem-solving, analytical, and communication skills.
Nice-to-Have/Preferred Skills
- Experience with messaging queues/event streaming platforms (e.g., Kafka, RabbitMQ).
- Familiarity with CI/CD pipelines (e.g., Jenkins, GitHub Actions, Azure DevOps).
- Experience with NoSQL databases (e.g., MongoDB, Cassandra, DynamoDB).
- Knowledge of monitoring and logging tools (e.g., Splunk, ELK stack, Prometheus, Grafana, Datadog).
- Understanding of security best practices in application development and cloud environments.
- Experience with build tools like Maven or Gradle.
- Familiarity with Agile methodologies (Scrum, Kanban).
- Experience with a front-end framework (e.g., Angular, React, Vue.js) is a plus.
About Company
Citi Bank, officially known as Citibank, is a global financial institution and the consumer division of Citigroup, a leading multinational banking corporation. Established in 1812, Citibank provides a wide range of financial services, including retail banking, credit cards, personal loans, wealth management, and investment banking. With a strong presence in over 100 countries, it serves millions of customers worldwide, offering both individual and business banking solutions. Citibank is known for its digital banking innovations, global reach, and commitment to financial inclusion and economic growth.
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