Sebastien Geffroy
Senior Software Engineering at Kraken
Toulouse, Occitania, France
Summary
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SeniorSebastien Geffroy is a Senior Software Engineer based in Toulouse with two decades of web development experience and eight years in senior/lead roles, currently at Kraken. He is a Python and Django enthusiast who combines hands-on REST API development with architectural work on CQRS, Event Sourcing and event-driven microservices using Kafka, Kotlin and MongoDB. As a former principal engineer and tech lead, he has coached cross-cultural teams, written technical specs, and run Scrum sprints while owning deployment pipelines with Ansible and GCP/private cloud. His background spans healthcare systems to e-commerce and infrastructure maintenance, giving him a pragmatic focus on reliability and customer-driven feature delivery. Fluent in English and known to lead by example, he balances deep technical craft with mentorship and clear written communication. An uncommon strength is his comfort across both backend distributed systems and ops automation, enabling him to bridge development and production effectively.
8 years of coding experience
17 years of employment as a software developer
Github Skills (25)
async10
http-server10
http-client10
client-server10
aiohttp10
asynchronous9
http-service9
python9
http9
falcon9
flask8
asyncio8
signature8
cuelang7
graphql6
Programming languages (1)
Github contributions (5)
sheb/config
Nov 2017 - Oct 2024
Contributions:5 pushes, 1 branch in 7 years
sheb/aiohttp
Dec 2017 - Dec 2017
Contributions:6 pushes, 5 branches in 5 days
pythonasynchronousasync-httpasyncioclient-server
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