Nikola Todorovic
Blockchain Engineer at Flow Traders
Amsterdam, North Holland, Netherlands
Summary
👤
Senior🎓
Top SchoolNikola Todorovic is a blockchain engineer with 10 years of software experience, currently building trading-grade blockchain systems at Flow Traders after leading blockchain development at Trace Labs. He has deep hands-on experience with Polkadot/Substrate ecosystems—contributing UI and parachain integrations to the popular polkadot-js/apps—and has driven OriginTrail/NeuroWeb parachain work and a decentralized knowledge graph. Focused on security and cryptography, Nikola coaches the Serbian ECSC CTF team and regularly applies CTF-style problem solving to real-world protocol security. Trained in electrical engineering and computer science at the University of Belgrade and the Polkadot Blockchain Academy, he blends academic rigor with practical full-stack blockchain development.
10 years of coding experience
4 years of employment as a software developer
Computer Science, Computer Science at Polkadot Blockchain AcademyHigh School, High School at IV High School in BelgradeBachelor of Science Degree in Electrical Engineering and Computer Science Computer Engineering and Information Theory, Bachelor of Science Degree in Electrical Engineering and Computer Science Computer Engineering and Information Theory at University of Belgrade
Github Skills (12)
configuration-management10
substrate10
javascript10
polkadot-js10
polkadot10
ui-design10
react10
blockchain10
typescript-types9
typescript9
typescripts9
json8
Programming languages (10)
Github contributions (5)
polkadot-js/apps
Jul 2021 - Jun 2022
Basic Polkadot/Substrate UI for interacting with a Polkadot and Substrate node. This is the main user-facing application, allowing access to all features available on Substrate chains.
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:6 commits, 9 PRs, 1 comment in 11 months
Contributions summary:Nikola primarily contributed to the configuration and UI of the Polkadot.js apps, focusing on integrating and updating OriginTrail (now NeuroWeb) parachain functionality. Their work included adding testnet endpoints, updating chain IDs and logos, modifying color schemes, and updating parachain type definitions within the configuration files. Furthermore, the user integrated NeuroWeb's data within the Paseo relay.
substrateblockchainwalletchainssubstrate-node
OriginTrail/neuroweb
May 2021 - Jan 2023
NeuroWeb Network is a decentralized Artificial Intelligence blockchain designed to incentivise knowledge creation, connectivity and sharing through Knowledge Mining.
Contributions:9 releases, 17 reviews, 276 commits in 1 year 8 months
substrateverifiableblockchaindkgparachain
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