Backend API Developer Java , Spring Boot , Microservices

We are looking for an experienced Backend API Developer with strong hands-on expertise in Java, Spring Boot, Microservices and RESTful API development (Remote Opportunity).

The candidate will work closely with technology teams, product owners and stakeholders to design, develop and support scalable and secure backend applications in an Agile environment.

Key Responsibilities

• Design, develop and maintain backend applications using Java and Spring Boot.
• Build scalable and secure RESTful APIs.
• Develop and maintain applications based on microservices architecture.
• Participate in application design, development, debugging, testing and production support.
• Perform code reviews and recommend development best practices.
• Identify application vulnerabilities and follow security best practices.
• Troubleshoot issues in distributed systems and provide timely resolutions.
• Perform application and API performance tuning.
• Work with relational and NoSQL databases.
• Participate in CI/CD implementation and deployment activities.
• Collaborate with cross-functional teams in an Agile development environment.
• Ensure quality of application architecture and technical design.

Required Skills

• Strong hands-on experience in Core Java
• Strong knowledge of Spring Boot and Spring Framework
• Good understanding of Microservices Architecture
• Strong experience developing REST APIs
• Object-Oriented Programming and SOLID principles
• Design Patterns and Data Structures
• SQL databases such as MySQL / Oracle
• NoSQL databases such as MongoDB / Couchbase
• Understanding of caching layers, proxies and API architecture
• Experience with JWT, OAuth and token-based authentication
• Experience with CI/CD pipelines
• Multithreading and non-blocking programming
• Unit Testing and debugging
• API and application performance tuning
• Secure coding practices
• Experience troubleshooting distributed applications
• Good analytical and problem-solving skills
• Good communication skills

Good to Have

• Banking domain experience
• Retail domain experience
• Experience working with geographically distributed or virtual teams

Candidate Preference

• Candidates who can join within 15 days will be preferred.
• Freelancers / Independent Consultants are also welcome to apply.
• Candidates available for a 3-month remote contract engagement will be preferred.
• Immediate availability or a short notice period will be an added advantage.