👋 Hi, I’m Debashish Gupta, a Mainframe Developer & Consultant with 11+ years of experience delivering solutions for Banking and Insurance clients. I specialize in: COBOL, JCL, Assembler, VSAM – analysis, development, performance tuning Legacy modernization & migration projects – supporting organizations in moving or optimizing mainframe workloads Impact analysis, debugging, and production support for complex business-critical applications Over the last decade, I’ve helped global enterprises: ✔ Reduce mainframe run costs through JCL optimization ✔ Modernize COBOL codebases for smoother migration to distributed/cloud systems ✔ Improve stability of critical insurance & banking applications 🔹 Freelance/Consulting: I work with clients on short-term and long-term projects involving mainframe support, code analysis, debugging, documentation, and modernization consulting. 🔹 Training & Mentoring: I also guide freshers and junior developers stepping into the mainframe world. I run structured training programs in COBOL, JCL, and Assembler, and help job-seekers with interview preparation and hands-on problem solving. 📌 If you are: A company needing mainframe expertise for maintenance or modernization A team struggling with legacy code analysis A fresher/developer looking to learn mainframe skills and crack interviews 👉 Let’s connect. I’d be happy to discuss how I can help.