Michael Lesniak
Freelance Software Engineer at Michael Lesniak
Münster, North Rhine-Westphalia, Germany
Summary
👤
Senior🎓
Top SchoolMichael Lesniak is a polyglot freelance software engineer and architect with 16 years of experience building scalable, production-grade systems across Java, Go, and Kotlin. He blends hands-on implementation (search, async processing, DynamoDB cost optimizations, RAG/AI integrations) with strategic architectural guidance, having driven platform and org-level improvements at companies like Scalable Capital and as CTO at fino. Based in Münster, Germany, he pairs deep academic roots (Dr. rer. nat. in Computer Science) and teaching experience with practical DevOps and infrastructure-as-code expertise (AWS CDK, Terraform, Pulumi). Clients value his ability to translate business goals into durable technical solutions—sometimes delivering non-code fixes—and his knack for boosting developer productivity via custom tooling like VSCode extensions and scripting-engine enhancements.
16 years of coding experience
16 years of employment as a software developer
Diplom-Informatiker, Computer Science, Diplom-Informatiker, Computer Science at Technische Universität ClausthalDr. rer. nat., Computer Science, Dr. rer. nat., Computer Science at Universität KasselSystemic Coach (SG), Systemic Coach (SG) at Systemisches Institut Kassel
Stackoverflow
11reputation
227reached
0answers
1question
Github Skills (86)
injection9
unified-diffs9
inline9
rest8
golang8
cpp8
coder8
difference8
programming-language8
euler8
greedy-algorithms8
data-structures8
kotlin8
mathematics8
java8
Programming languages (9)
Github contributions (5)
mlesniak/sonar-report
Jan 2015 - Jan 2015
Contributions:35 commits, 7 pushes, 1 branch in 6 days
micromata/webengineering-2019
Apr 2019 - Jun 2019
Contributions:317 commits, 14 pushes, 7 branches in 1 month
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