Senior Java Backend Developer - J2EE/Spring Frameworks (4-9 yrs)

Role Overview :

As a Senior Java Backend Developer at Reward360, you will be a technical leader responsible for the architecture, design, and development of our core backend systems.

You will leverage your deep expertise in Core Java to build scalable, robust, and high-performance applications that power our loyalty and rewards platforms.

This role offers the opportunity to lead end-to-end system development, mentor junior developers, and contribute to the strategic direction of our technology stack.

You will be instrumental in ensuring the efficiency and reliability of our large-scale systems.

Key Responsibilities :

- Design and architect complex backend systems, ensuring scalability, reliability, and maintainability.

- Lead the technical design and implementation of new features and enhancements.

- Define and enforce coding standards and best practices.

- Develop high-performance, scalable Java-based backend services using Core Java principles.

- Optimize and refactor existing code for improved performance and maintainability.

- Implement complex algorithms and data structures to solve challenging problems.

- Oversee the entire software development lifecycle, from requirements gathering and design to implementation, testing, and deployment.

- Collaborate closely with product managers, front-end developers, and QA engineers to deliver high-quality solutions.

- Conduct thorough code and design reviews to ensure code quality, consistency, and adherence to architectural standards.

- Provide constructive feedback and mentorship to junior and mid-level developers.

- Lead the resolution of critical production issues, ensuring minimal downtime.

- Mentor and guide junior developers, fostering their technical growth and development.

- Lead technical discussions, and drive improvement in development processes.

Required Skills & Experience :

- 4+ years of overall software development experience, with a strong focus on Java backend development.

- 3+ years of hands-on experience in Java/J2EE technologies in a large scale production environment.

- Experience working in a product based company is highly preferred.

- Expert-level proficiency in Core Java, including collections, multi-threading, concurrency, and design patterns.

- Strong experience with Java frameworks such as Spring (Spring Boot, Spring MVC, Spring Data) and Hibernate/JPA.

- Experience developing and consuming RESTful APIs using Jersey or similar frameworks.

- Deep understanding of relational and NoSQL databases (e.g, MySQL, PostgreSQL, MongoDB, Cassandra).

- Strong foundation in data structures and algorithms.

- Experience with version control systems (e.g, Git).

- Excellent problem-solving and analytical skills.

- Strong communication and interpersonal skills.

- Ability to lead and mentor a team.

- Strong design and architectural skills.

- Experience with cloud platforms (e.g, AWS, Azure, GCP).

- Experience with containerization and orchestration technologies (e.g, Docker, Kubernetes).

- Experience with message queues (e.g, Kafka, RabbitMQ)