Jérémy Denquin is an engineering leader with 11 years of experience building backend systems and shipping product-critical infrastructure for fast-growing startups. As a founding engineer and now Engineering Lead at Lago, he helped design a usage-based billing API that scales from 0 to 1, drawing on deep hands-on expertise in Ruby on Rails, Go, PostgreSQL, Kafka and distributed architectures. Previously among the earliest engineers at Qonto, he has a track record of turning ambiguous, “impossible” problems into pragmatic, production-ready solutions. He pairs technical leadership with mentoring and freelance experience, having run full-stack missions and advised teams on architecture and delivery. Based in France, he combines a bias for forward-thinking system design with a knack for tackling billing and observability edge cases few engineers enjoy. Off the clock he’s an avid guitarist and real-car enthusiast—little reminders that his problem-solving is as creative as it is technical.
Contributions:1 review, 1 PR, 3 pushes in 1 year 9 months
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