Backend Developer- Java

Who We Are At Kyndryl, we run and reimagine the mission-critical technology systems that drive advantage for the world's leading businesses. We are at the heart of progress; with proven expertise and a continuous flow of AI-powered insight, enabling smarter decisions, faster innovation, and a lasting competitive edge. For our people-Kyndryls-that means doing purposeful work that powers human progress. Join us and experience a flexible, supportive environment where your well-being is prioritized and your potential can thrive. The Role Are you passionate about solving complex problems? Do you thrive in a fast-paced environment? Then there's a good chance you will love being a part of our Software Engineering - Development team at Kyndryl, where you will be able to see the immediate value of your work. As a Software Engineering - Developer at Kyndryl, you will be at the forefront of designing, developing, and implementing cutting-edge software solutions. Your work will play a critical role in our business offering, your code will deliver value to our customers faster than ever before, and your attention to detail and commitment to quality will be critical in ensuring the success of our products. Using design documentation and functional programming specifications, you will be responsible for implementing identified components. You will ensure that implemented components are appropriately documented, unit-tested, and ready for integration into the final product. You will have the opportunity to architect the solution, test the code, and deploy and build a CI/CD pipeline for it. As a valued member of our team, you will provide work estimates for assigned development work, and guide features, functional objectives, or technologies being built for interested parties. Your contributions will have a significant impact on our products' success, and you will be part of a team that is passionate about innovation, creativity, and excellence. Above all else, you will have the freedom to drive innovation and take ownership of your work while honing your problem-solving, collaboration, and automation skills. Together, we can make a difference in the world of cloud-based managed services. Your Future at Kyndryl The career path ahead is full of exciting opportunities to grow and advance within the job family. With dedication and hard work, you can climb the ladder to higher bands, achieving coveted positions such as Principal Engineer or Vice President of Software. These roles not only offer the chance to inspire and innovate, but also bring with them a sense of pride and accomplishment for having reached the pinnacle of your career in the software industry. Who You Are You're good at what you do and possess the required experience to prove it. However, equally as important - you have a growth mindset; keen to drive your own personal and professional development. You are customer-focused - someone who prioritizes customer success in their work. And finally, you're open and borderless - naturally inclusive in how you work with others. Required Technical and Professional Experience 6+ years of experience working as a software engineer on complex software projects Excellent coding skills and solid development experience (Java, Python, .Net etc.) with debugging and problem-solving skills Core Java: Strong understanding of OOP (Inheritance, Encapsulation, Polymorphism, Abstraction) Unit Testing: JUnit 5, Mockito / MockK, Testcontainers (for integration tests), TDD preferred Spring Boot: Spring MVC (controllers, interceptors, filters), REST API, Spring Security (JWT-based auth), API Gateway, Microservices, AWS : (AWS EC2 basics, AWS Lambda (optional for hybrid setups), ECS or EKS (if containerized workloads), RDS (MySQL/Postgres/Aurora), DynamoDB, S3 integration, Caching with ElastiCache (Redis), Amazon SQS (FIFO, DLQ), SNS, IAM roles & policies Software development methodologies, with demonstrated experience developing scalable and robust software E