Job Description

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.

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