Ayan Chakraborty

Background

About Ayan Chakraborty

About Me With 8+ years of experience in Java, Spring Boot, and Microservices, I am currently working as an Advisory System Analyst at IBM. My expertise lies in designing, developing, and optimizing scalable backend solutions for enterprise applications across various domains. Key Expertise: Java 8+| Spring Boot | Reactive Programming | Functional Java Microservices Architecture | REST API Development Kafka (Producer/Consumer)| Event-Driven Architecture SQL (PostgreSQL, Oracle)| NoSQL (MongoDB) Design Patterns (Singleton, Circuit Breaker, SOLID Principles) Unit Testing (JUnit, Mockito)| CI/CD Pipelines Docker (Basic)| Kubernetes (Basic)| Git Cloud Technologies | AWS SDK (Learning) Professional Journey: At IBM (Dec 2021 – Present), I played a key role in migrating Kafka clusters from Confluent-managed to in-house, leading a team of four to ensure a seamless transition. I also focused on enhancing system performance and optimizing data processing workflows. Before IBM, at TCS (Jan 2017 – Dec 2021), I contributed to large-scale applications by developing RESTful APIs, handling complex SQL queries, and improving system performance. My work included automating manual data validation and replacing legacy tools with API-driven solutions integrated into UI/CRM/Salesforce. Current Focus & Learning: Conducting team training on Java, Spring Boot, and Kafka for senior professionals transitioning from mainframes. Exploring AWS services and integrating AWS SDK with Java Spring Boot applications. Enhancing my expertise in Kubernetes and cloud-native development. I am passionate about solving complex problems, mentoring peers, and building high-performance distributed systems. Let's connect to discuss Java, Microservices, Kafka, or cloud technologies!