Michael Derrien
Senior Go Developer at Back Market
Greater Nantes Metropolitan Area France
Summary
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Top SchoolMichael Derrien is a Senior Go developer and founder with 11 years of experience building fullstack Go/React systems for both startups and large enterprises. He has led migrations from monolithic Python to Go microservices at Back Market, modernized critical internal tools at OVHcloud, and shipped a commercial advertising simulation used daily at TF1. Comfortable across backend, frontend and infra, he focuses on idiomatic Go, OpenAPI-driven APIs, reliability (observability, replayable streams) and pragmatic engineering that aligns with business users. As founder of VargTech he blends product-facing discovery with hands-on delivery, often joining teams as a lead developer to raise engineering maturity. Notably, his work spans embedded and cyber-training R&D to cloud-scale pub/sub and Kafka integrations, giving him an uncommon cross-domain view on systems reliability and data flow. Based in the Nantes area, he maintains open-source projects and community tooling related to incident hunting and operational tooling.
12 years of coding experience
1 year of employment as a software developer
Master of Engineering - MEng Computer Science, Master of Engineering - MEng Computer Science at ENIB
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (25)
integration-testing8
wxpython8
xunit8
testing7
assertion7
perfect-scrollbar7
ats7
command-line7
python7
cli7
edtech6
docker6
cli-app5
freelance5
http5
Programming languages (5)
Github contributions (5)
eTF1-interne/react-date-range
Aug 2023 - Jan 2025
A React component for choosing dates and date ranges.
Contributions:2 releases, 2 reviews, 13 PRs in 1 year 5 months
vargtech-fr/vargtech_fr
Aug 2025 - Sep 2025
Contributions:10 releases, 14 pushes, 10 tags in 1 month
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