Vadim Sokoltsov is a Senior Data & Machine Learning Engineer based in Berlin with 11 years of hands-on experience building production-grade Python systems and data platforms. He has progressed through multiple senior engineering roles at Qonto, combining backend service design, payments integrations and microservices with practical ML/data engineering responsibilities. His background spans full-stack and cloud-native work—from Ruby on Rails and Django backends to React frontends and AWS provisioning—giving him a strong end-to-end view of product delivery. Notable strengths include designing intuitive, UI-editable commission engines and robust internal transfer flows for billing/payment systems, plus experience automating integrations with external payment providers. Pragmatic and detail-oriented, he regularly balances infrastructure, documentation and test coverage to keep complex financial systems reliable and maintainable.
11 years of coding experience
14 years of employment as a software developer
Saint Petersburg State Electrotechnical University "LETI"
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.
Request Free Trial
Vadim Sokoltsov - Senior Data Machine Learning Engineer