André Leifeld
Senior Software Developer at IBM
Brunswick, Lower Saxony, Germany
Summary
👤
Senior🎓
Top SchoolAndré Leifeld is a Senior Software Developer based in Brunswick, Germany, with roughly 8 years of professional experience and about 15 years of hands-on full‑stack practice. He has progressed from head of development roles in smaller firms to senior engineering positions at Userlike, globaleyez, and currently IBM, delivering web and live‑chat related systems. André blends hands‑on coding with team leadership and operational perspective gained as a former COO, enabling pragmatic decisions that balance product, UX, and maintainability. His background in application development (IHK) and repeated senior roles reflect strong end‑to‑end ownership across front‑ and back‑end stacks. Colleagues value his ability to translate business needs into reliable, production-ready features while mentoring peers. He quietly favors building resilient integrations and developer-friendly tooling that keep teams productive in the long run.
8 years of coding experience
5 years of employment as a software developer
IT Specialist in Application Development, IT Specialist in Application Development at IHK
English, German
Stackoverflow
11reputation
2kreached
2answers
0questions
Github Skills (8)
passlib8
pbkdf26
nodejs6
hash6
sha6
python6
security6
cryptography6
Programming languages (2)
Github contributions (5)
andreleifeld/node-passlib
Jun 2021 - Nov 2021
Generate and verify python-passlib compatible PBKDF2 hashes.
Contributions:2 releases, 2 reviews, 7 commits in 5 months
passlibpbkdf2python
andreleifeld/react-mfe-toolkit
Nov 2025 - Mar 2026
Contributions:3 pushes in 3 months
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