Senior Java Developer

Company Description

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nfoya is a global IT consulting and services organization. We collaborate with visionary leaders to achieve outsized business impact by providing innovative solutions and exploring cutting-edge technologies. We work hand-in-hand with our clients to facilitate transformative change, guiding them through strategic shifts in technology, processes, and culture. Our goal is to solve the problems that our clients face, leveraging our expertise and experience to deliver practical, effective solutions that drive tangible results.

Job Description

We are looking for an experienced Java Developer to design, build, and maintain robust, scalable, and high-performance applications. You will work on developing modern e-commerce and enterprise-grade solutions for retail and inter-organization clients. The ideal candidate will have a strong command of Java, Spring Boot, microservices architecture, and SQL databases.

Key Responsibilities

• Design, develop, and maintain microservices-based applications using Java and Spring Boot.
• Develop and optimize RESTful APIs to ensure high performance, scalability, and security.
• Write clean, efficient, and maintainable code following best practices and design patterns.
• Work with SQL databases (MySQL, PostgreSQL, Redis) and optimize queries for performance.
• Deploy, manage, and monitor applications on cloud environments, preferably GCP.
• Manage the end-to-end release process, including build preparation, automated testing, UAT, stakeholder approvals, deployment through Jenkins, and post-deployment validation.
• Conduct unit and integration testing using JUnit and Mockito to ensure application reliability.
• Collaborate with cross-functional teams (UI/UX, DevOps, QA, Product) to define and deliver new features.
• Design, develop, and optimize multithreaded applications to ensure high performance and scalability.
• Implement and manage caching strategies (e.g., using Redis, Ehcache, or similar) to reduce latency and improve throughput.
• Work with complex synchronization, concurrency, and performance tuning challenges in distributed systems.
• Participate in code reviews, mentoring, and knowledge-sharing sessions.

Qualifications:-

• 6+ years of hands-on experience in developing RESTful APIs and Microservices using Java/J2EE and the Spring ecosystem (Spring Boot, Spring MVC, Spring Cloud, Spring Security, Spring Batch).
• Expertise in Core Java (11,17) , Multithreading, Caching and Design Patterns.
• Strong experience in Microservices/API development and migration from monolithic systems.
• Hands-on experience with CI/CD pipelines (Jenkins, Docker, Kubernetes, Maven, Gradle).
• Proficiency with SQL/NoSQL databases such as PostgreSQL, MySQL, and Redis.
• Solid knowledge of Security, authentication and authorization mechanisms (OAuth2, JWT).
• Experience with cloud platforms, especially Google Cloud Platform (GCP).
• Understanding of distributed systems and API gateways (Spring Cloud Gateway, Kong, etc.).
• Experience with web application security, vulnerability handling, and production issue management.
• Strong debugging, performance optimization, and problem-solving skills.
• Experience using development tools like IntelliJ, Sourcetree, PgAdmin, Postman, and Git.

Nice to Have-

• Exposure to Python and workflow automation using Airflow DAGs.
• Experience with Hybrid application development.
• Knowledge of GCS (Google Cloud Storage).
• Familiarity with Agile methodologies and collaborative development environments.

What We Offer:

• Competitive salary and benefits package.
• Opportunity to work with a diverse and talented team.
• Professional development and growth opportunities.
• A dynamic and collaborative work environment.
• Hybrid work options.