Backend Developer

This role is for one of Weekday's clients
Min Experience: 5 years
Location: Tirunelveli
JobType: full-time

We are seeking an experienced Senior Java Developer to join our dynamic engineering team. The ideal candidate will be responsible for the design, development, and maintenance of high-performance, scalable backend systems, working closely with cross-functional teams to deliver cutting-edge software solutions for global clients.

Key Responsibilities

Application Development & Integration:

• Design and develop complex, scalable, high-performance Java-based backend systems.
• Implement RESTful services and microservices using Spring Boot and related technologies.
• Build efficient and testable code following best practices and design patterns.
• Ensure secure authentication and authorization using OAuth2 and JWT.
• Collaborate with QA for robust testing and defect resolution.
• Optimize database design and query performance.

Architecture & Code Quality:

• Engage in architecture-level discussions with solution architects.
• Ensure high code quality through unit testing (JUnit), static code analysis, and peer reviews.
• Create and maintain detailed technical documentation and coding standards.
• Resolve bugs, memory management issues, performance bottlenecks, and multithreading challenges.

Collaboration & Agile Practice:

• Work in cross-functional teams including product managers, UX designers, and developers.
• Participate in agile ceremonies such as daily stand-ups, sprint planning, and retrospectives.
• Stay up to date with emerging technologies and propose improvements.
• Contribute to CI/CD pipelines and deployment best practices
  

Required Skills & Qualifications:

• Bachelor's degree in Computer Science, Engineering, or a related field.
• 5+ years of hands-on backend development experience using Java.
• Expertise in Spring Boot, Spring MVC, Spring Security, and Spring Data JPA.
• Strong knowledge of RESTful API development and microservices architecture.
• Familiarity with multithreading, synchronization, and memory management in Java.
• Experience with relational databases (MySQL, PostgreSQL, Oracle) and strong SQL skills.
• Knowledge of NoSQL databases such as MongoDB or Cassandra.
• Proficiency in debugging, problem-solving, and algorithm design.
  

Preferred Qualifications:

• Experience with authentication and authorization mechanisms (OAuth2, JWT).
• Exposure to caching mechanisms (Redis, Ehcache).
• Familiarity with messaging queues and microservice communication (e.g., gRPC, RabbitMQ).
• Understanding of DevOps and CI/CD tools.
• Experience in Agile/Scrum environments.
• Excellent communication and interpersonal skills.