Sebastian Kriems
Full Stack Developer at Lifestage Solutions AG
Radolfzell am Bodensee, Baden-Württemberg, Germany
Summary
👤
Senior🎓
Top SchoolSebastian Kriems is a Full Stack Developer with 10 years of experience building cloud-native, scalable web and mobile applications from prototype to production. As co-founder and technical lead at Sailrs he architected autoscaling Kubernetes clusters, event-driven systems with Kafka, and a multi-tenant SaaS with custom RBAC, pairing React frontends with Rust workers for performance-critical tasks. He brings hands-on experience across the stack—React, Remix, Next.js, Bun, Supabase, GraphQL, Rust, and self-hosted Ory—and a pragmatic lean-development mindset focused on reliability and efficiency. Prior roles at YouGov and OBI honed his skills in data pipelines, CI/CD, CMS integrations and accessibility for government platforms. Now at Lifestage Solutions AG, he continues to blend ops and engineering to deliver resilient systems while mentoring distributed teams. Outside work he sails on Lake Constance and hikes the Swiss Alps, reflecting a methodical, navigation-minded approach to solving technical challenges.
10 years of coding experience
9 years of employment as a software developer
Magister Artium Soziologie, Magister Artium Soziologie at Justus Liebig University Giessen
Stackoverflow
23reputation
13kreached
1answer
1question
Github Skills (200)
collaboration10
javascript10
browser10
file-sharing10
owncloud10
nextjs10
php10
crunch10
react10
nextcloud10
oauth-client9
pythonic9
skeleton9
compiler9
ubuntu9
Programming languages (14)
Github contributions (5)
skriems/muttmates
Apr 2019 - May 2020
Contributions:24 commits, 14 pushes, 1 branch in 1 year 1 month
skriems/next-material-aws-lambda
Jul 2018 - Nov 2022
Next.js material-ui example deployed on AWS Lambda
Contributions:8 PRs, 18 pushes, 1 branch in 4 years 4 months
next-jsreactserverlessaws-lambdadeployed
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