Andrei Molchanov is a Senior Software Engineer with 11+ years building high-performance web and distributed systems, currently driving platform work at Xometry Europe. A self-taught first-generation engineer who began with Pascal and Delphi, he blends deep backend expertise in Ruby/Rails, PostgreSQL, Redis, Kafka and Go with practical DevOps and scalability work such as moving monoliths to Kubernetes and optimizing cron jobs. He has repeatedly delivered revenue- and availability-impacting features— from real-time currency exchange and deposit contracts to CDN and caching improvements—while leading teams, hiring top talent, and running CI and security automation. Recognized by USCIS as an extraordinary individual, he’s an active open-source maintainer (creator of Lecter) and has contributed readability and consolidation improvements to the flagship rails/rails repository. Andrei also makes technical topics approachable through conference talks and articles for non-technical audiences, reflecting a rare mix of hands-on engineering, leadership and communication.
11 years of coding experience
11 years of employment as a software developer
Bachelor's Degree Nuclear reactors and power plants, Bachelor's Degree Nuclear reactors and power plants at Peter the Great St.Petersburg Polytechnic University
Contributions:13 commits, 19 PRs, 14 comments in 5 months
Contributions summary:Andrei primarily focused on refactoring and improving the Rails codebase. Their commits involved replacing `loop` constructs with `until` for better readability, suggesting a focus on code clarity and maintainability. They also addressed code duplication by consolidating methods. Additionally, they updated documentation examples and formatting.
Contributions:10 commits, 1 PR, 2 pushes in 9 months
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Andrei Molchanov - Senior Software Engineer at Xometry Europe