Krishav

Backend Developer

IBM • Freelance

May 2021 - May 2024 • 3 yrs

Responsibilities: Designed, developed, and maintained scalable backend systems and APIs for enterprise applications. Collaborated with cross-functional teams including front-end developers, QA engineers, and product managers to deliver high-quality software solutions. Implemented robust database solutions, ensuring optimized queries and efficient data storage using SQL/NoSQL technologies. Integrated third-party services and APIs to enhance application functionality. Participated in code reviews, testing, and debugging to ensure clean, maintainable, and high-performing code. Monitored and optimized system performance to handle high-load and real-time processing. Maintained proper documentation for backend systems and APIs for internal teams. Key Achievements: Successfully reduced API response time by 30% through code optimization and database indexing improvements. Led the migration of legacy systems to modern microservices architecture, improving system scalability and maintainability. Implemented automated backend testing workflows, reducing bugs and deployment issues. Played a key role in developing backend components for a critical client-facing product that enhanced customer experience. Technologies Used: Java, Spring Boot, Node.js, RESTful APIs, Microservices, SQL/NoSQL Databases, Docker, Kubernetes, Git, Agile/Scrum