Stepan Ipatieff is a Senior Software Engineer based in Belgrade with 11 years of experience building scalable backend systems and leading engineering teams. He combines hands-on backend development in PHP and Python with infrastructure work on high-load platforms, AWS, Redis and MySQL, and a track record of reducing technical debt while shipping product features. Former CTO and team lead at Orion Telecom, he has led 30+ engineers, designed SOA enterprise architectures, and implemented CI/CD and incident management practices. At Remote First he splits time between coding, mentoring, code review and working with product stakeholders to decompose and estimate complex work. An active open-source contributor, he improved error handling and validation in the popular kin-openapi Go project, sharpening diagnostics in schema validation. Known for translating business needs into pragmatic technical solutions, he pairs strong system design experience with a collaborative, mentorship-first approach.
11 years of coding experience
10 years of employment as a software developer
Master's degree, Information Technology, 4,7, Master's degree, Information Technology, 4,7 at Siberian State Aerospace University
OpenAPI 3.0 (and Swagger v2) implementation for Go (parsing, converting, validation, and more)
Role in this project:
Back-end Developer
Contributions:6 reviews, 5 commits, 6 PRs in 22 days
Contributions summary:Stepan primarily focused on improving error handling and validation within the OpenAPI 3.0 implementation for Go. They fixed issues related to error types in `oneOf` validation, ensuring correct error reporting in specific scenarios. Additionally, the user addressed error wrapping in the schema validation process and customized the `SchemaError` message to provide more informative diagnostics. Their contributions included modifying schema validation logic and test cases to enhance the accuracy and clarity of error messages.
Contributions:6 releases, 4 reviews, 9 PRs in 1 year 10 months
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Stepan Ipatieff - Senior Software Engineer at Remote First