Mark Solomchak
I will build a custom AI application from idea to production
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Portfolio
Work experience
Backend Developer (Fintech)
VARTEQ Inc. • Full-time
Dec 2024 - Jan 2026 • 1 yr 1 mo
Worked as a backend developer on a large-scale fintech platform for a traditional bank. Handled complex business logic, high-load systems, and strict compliance requirements. Most work focused on improving and stabilizing existing production systems rather than building greenfield features. This experience shaped my approach to building AI and backend systems that must work reliably in real-world environments.
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stepanbatih

Ukraine
Excellent experience working with Mark. He delivered the project faster than promised and even for a lower price than we initially discussed. Communication was smooth and professional — he understood every requirement immediately and implemented everything exactly as expected. He pays attention to...

dzhaman_dev

Ukraine
Mark did a great job integrating the AI into our product. He quickly understood our existing codebase, asked the right questions, and delivered exactly what we needed. Looking forward to work with him again !