Ilia Sergunin is a Senior Back End Engineer and Technical Lead with 11 years of experience building high-throughput, resilient services across e‑commerce, adtech, and healthcare domains. He has a track record of owning complex migrations and integrations—most recently decoupling IAM from a monolith at Tabby without downtime—and of launching large-scale resale and CRM platforms at Avito that materially increased partner deals and reduced DB footprint. A pragmatist who improves developer experience, Ilia has driven CI/CD and code-quality tooling improvements that cut review and QA effort company-wide. He pairs deep backend expertise in Go, PHP, PostgreSQL, Redis and messaging systems with hands-on product delivery and process leadership that shrinks technical debt and incident rates. An active open-source contributor, he has contributed backend fixes and exporter enhancements to the widely used Scrapy framework and led localization work for Faveo Helpdesk, reflecting both systems-level skill and attention to user-facing detail. Based in Tbilisi, Georgia, he combines systems thinking with practical engineering that scales teams and products.
11 years of coding experience
12 years of employment as a software developer
Bachelor's degree Computer and Information Sciences, Bachelor's degree Computer and Information Sciences at Moscow Aviation Institute (National Research University)
Faveo Open source ticketing system build on Laravel framework
Role in this project:
Localization / Internationalization Specialist
Contributions:7 commits, 1 PR, 2 comments in 13 days
Contributions summary:Ilia primarily contributed to the localization of the Faveo helpdesk system. Their commits focused on translating the application's user interface, including the addition and modification of language files. The changes involved translating various phrases and terms into Russian, ensuring a localized experience for users. Furthermore, the user validated and fixed some phrases in the language files to ensure their accurate representation.
Scrapy, a fast high-level web crawling & scraping framework for Python.
Role in this project:
Backend & QA Engineer
Contributions:7 commits, 2 PRs, 7 comments in 7 days
Contributions summary:Ilia primarily contributed to the Scrapy framework by implementing features, fixing bugs, and improving existing functionality, especially in the areas of item exporting and testing. Their work included adding an `errors` parameter to the `CsvItemExporter` to handle encoding and decoding errors, as well as modifying the documentation and tests related to item exporting. The user also addressed issues related to keyword arguments and feed exports.
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Ilia Sergunin - Senior Back End Engineer Technical Lead at Tabby