Tomas Buchaillot is a Technical Lead based in Barcelona with eight years of experience building high-throughput backend systems and microservices, primarily in Go. He progressed at Tyk from Go Engineer to Technical Lead, contributing notable improvements to the widely used open-source Tyk API Gateway including enhanced circuit breaking, analytics support, and robust error-handling refactors. Prior to Tyk he implemented performance-optimized services and fraud detection pipelines at MercadoLibre, migrating legacy systems to Go and tuning distributed data stores. A fast learner who pursues practical hands-on projects, he stays current through personal repositories on GitHub and by experimenting with new tools and patterns. Tomas combines strong backend engineering depth with real-world experience in scaling, observability, and API-driven architectures. He’s known for tackling hard challenges and extracting the most value from complex systems.
8 years of coding experience
9 years of employment as a software developer
Software Engineer Software Engineering, Software Engineer Software Engineering at Instituto Universitario Aeronáutico
Tyk Open Source API Gateway written in Go, supporting REST, GraphQL, TCP and gRPC protocols
Role in this project:
Back-end Developer
Contributions:278 reviews, 170 commits, 172 PRs in 3 years 2 months
Contributions summary:Tomas made significant contributions to the Tyk API Gateway, focusing on improving its core functionality and stability. Their work included extending the circuit breaker to handle a wider range of errors, optimizing certificate and OAuth client listing, and fixing several test-related issues. Additionally, the user refactored the error-handling mechanisms and introduced changes related to analytics, including support for multiple analytics keys and separate analytics storage.
Contributions:4 releases, 23 reviews, 51 commits in 2 years 8 months
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