Marek Suscak
Lead Software Engineer at Freelance
Košice, Region of Košice, Slovakia
Summary
👤
Senior🎓
Top SchoolMarek Suscak is a lead software engineer with 12 years of experience specializing in front-end engineering, product-focused feature delivery, and mentoring distributed teams. Based in Košice, Slovakia, he has driven measurable UI performance improvements (e.g., 400% faster time-to-first-meaningful-paint) and reduced bundle sizes while modernizing stacks at companies like Chute and Angie's List. A pragmatic craftsman and system-thinker, Marek pairs an eye for user experience with process improvements that help junior engineers ramp quickly. He contributes to open-source educational work—implementing core data-structure-based solutions for Harvard’s CS50 repo—and has a history of founding and shipping R&D products for accessibility and embedded hardware. Outside day-to-day development he speaks, mentors, and helps run community learning initiatives, blending technical depth with empathy and strong self-reflection.
12 years of coding experience
10 years of employment as a software developer
Bachelor's degree, Computer Science, Bachelor's degree, Computer Science at Technical University of Košice
English, Slovak
Stackoverflow
1,086reputation
91kreached
10answers
4questions
Github Skills (19)
algorithms10
trie10
c1110
bloom-filter10
data-structure10
c1710
hashtable10
data-structures10
hashing-algorithm10
clipboard6
cygwin6
passwords6
bitbucket6
windows6
jquery6
Programming languages (21)
Github contributions (5)
mareksuscak/s1ngularity-repository-ivlxy
Jun 2018 - Aug 2025
Contributions:2 PRs, 14 pushes, 2 branches in 7 years 3 months
mareksuscak/adm-zip-test
Apr 2016 - Jan 2021
Contributions:1 push, 3 branches in 4 years 9 months
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