
Vijayakumar B.
About Me
Vijayakumar is a Lead Software Engineer with 7+ years of full-time industry experience delivering scalable, data-intensive solutions across B2B, fintech, SaaS, insurance, and healthcare domains. Vijayakumar supported a B2B enterprise platform with an active user base of 100-200 users, processing 100+ million records and managing data volumes reaching terabyte scale, while adapting seamlessly across multiple technologies and systems. Engineered automation widgets that reduced manual processing time from approximately 15 minutes to under 1 minute, improving operational efficiency. He has proven expertise in building scalable, data-intensive systems, contributing to platforms processing hundreds of millions of records and supporting high-reliability, compliance-driven B2B environments. Optimized large-scale data migration workflow, successfully migrating 500+ million records and cutting execution time from nearly two weeks to under six hours through multi-threaded distributed processing. A career-driven professional aspiring Lead / Senior Software Development roles to architect and deliver large-scale, data-intensive platforms, contribute to cloud and modernization initiatives, and guide teams through best engineering practices in fast-paced, enterprise environments.