Jiri Sedlacek
Ruby Engineer at Self-employed
Brno, Southeast, Czechia
Summary
👤
Senior🎓
Top SchoolJiri Sedlacek is a senior backend engineer with 13 years of experience building resilient distributed systems and leading small engineering teams across startups and enterprise contexts. He specializes in Elixir/Erlang and Ruby, with deep practical experience in data lineage, API reverse-engineering, and high-throughput event processing on the BEAM. As an engineering manager and CTO he has hired teams, set roadmaps, designed REST/GraphQL APIs and database schemas, and operationalized services with Docker and Kubernetes. His recent freelance work blends LLM-driven agents for scraping structured e-commerce data with classic integration skills (HTTP, SOAP, XML, JSON) and SQL/Ecto performance tuning. Early career work spans Prolog, Perl and distributed hashing designs inspired by rsync/git/bittorrent, showing a long-standing interest in protocol and systems design. Based in Brno, he pairs pragmatic engineering with architectural thinking and a knack for stabilizing large legacy codebases.
13 years of coding experience
18 years of employment as a software developer
Master, Computer Science, Master, Computer Science at Masarykova univerzita Fakulta informatiky
English
Stackoverflow
111reputation
2kreached
2answers
0questions
Github Skills (73)
genstage10
concurrent10
broadway10
elixir9
data-processing8
hammer8
windows-gui8
data-ingestion8
limiting8
data-stream8
plug8
dockerfile7
gossip7
apply7
klarna7
Programming languages (4)
Github contributions (5)
towhans/shopper
Apr 2014 - Aug 2020
Contributions:9 commits, 1 push in 6 years 5 months
towhans/betterstack_logger_backend
Jun 2023 - Aug 2024
Elixir Logger Backend for Betterstack Logs
Contributions:1 review, 1 PR, 5 pushes in 1 year 2 months
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