Samuel Sramko
CTO & Co-Founder Of Dexari
Brno, Southeast, Czechia
Summary
👤
Senior🎓
Top SchoolSamuel Sramko is a blockchain-focused technology leader and two-time founder with a decade of software experience, currently serving as CTO & Co-Founder of Dexari after building and scaling Tatum’s high-throughput API and cross-chain tooling. He designs pragmatic developer-first platforms—authoring custom indexing, SDKs, and smart-contract libraries—that let teams ship dApps in hours rather than years while supporting 50k+ rps workloads. Equally at home in product strategy and engineering, he bridges GTM, community, and architecture to turn emerging blockchain ideas into usable products. A TechCrunch Disrupt 2021 finalist, Samuel combines enterprise Java background with deep onchain engineering, uniquely blending traditional backend discipline and modern crypto UX to simplify self-custodial finance.
10 years of coding experience
13 years of employment as a software developer
Master's degree, Information Technology, Master's degree, Information Technology at Brno University of Technology
English
Stackoverflow
25reputation
5kreached
0answers
5questions
Github Skills (44)
json-rpc10
api-client10
webhooks10
aptos10
polygon10
typescript10
tron10
cryptocurrency10
infrastructure10
rpc10
api10
sdk10
mnemonic10
solana10
nft10
Programming languages (5)
Github contributions (5)
tatumio/smart-contract-library
May 2023 - Sep 2023
Contributions:1 review, 1 PR, 7 pushes in 4 months
samuelsramko/rust-web3-closest-provider
Feb 2024 - Mar 2025
Contributions:4 pushes, 1 branch, 1 issue in 1 year
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