Why I Built United Techlab

Legacy modernization is not a tooling problem. It’s a responsibility problem.

I built United Techlab after spending years inside complex enterprise systems where legacy code wasn’t just old — it was the operational backbone of the business.

During my time working with major financial institutions like Goldman Sachs, a significant part of my work involved migrating legacy systems to modern technology stacks. These were systems no one wanted to touch, written in proprietary or outdated technologies, with business logic accumulated over decades.

What became clear very quickly was this: The hardest part wasn’t rewriting code. The hardest part was verifying that the new system behaves exactly like the old one.

The Hidden Risk

Across enterprises, I saw the same pattern: modernization projects failing not because of poor engineering, but because behavior was lost in translation. Vendors would promise automated conversion, but they wouldn't take responsibility for the correctness of the outcome.

Modern AI tools are powerful, but on their own, they are dangerous. Without a verification-first framework, you are just generating buggy code faster.

What enterprises actually need is risk mitigation — a way to mathematically prove that the new system does what the old system did.

From Platforms to Accountability

I founded United Techlab to bring engineering rigor back to modernization. We don't just sell a platform and walk away. We take ownership of the verification process.

"Enterprises don't need another platform. They need someone to take responsibility for the outcome."

Our Promise

We exist for enterprises trapped in vendor-locked legacy systems who want to exit without risking business continuity. We don’t promise miracles. We promise verifiable, behavior-preserving modernization.

Kuldeep Singh Jangir

Founder, United Techlab

Kuldeep Singh Jangir

Kuldeep has led engineering teams delivering mission-critical systems for global financial institutions and startups.

Contact Kuldeep