Position: Solidity Blockchain developer
Category: Other
English level: fluent
Years of experience: 5


Back-end developer with 4+ years of experience and genuine interest in web3. 

Active cryptoccurency market investor since 2021 with good knowledge of the market and technologies. Interested in blockchain development opportunities.

Learnt building dapps with Solidity, truffle, web3.js and gained knowledge of common smart contract weaknesses, EVM. Deployed smart contracts on a private network with HyperLedger Besu.

Developed web platform for online car sales from scratch:
- participated in architecture design;
- developed search service for car catalog using Azure Cognitive Search;
- developed order and payment services.

Technologies: ASP.Net Core, CosmosDb, Azure Cognitive Search, Azure Function, Azure Service Bus, XUnit.


Developed management system:
- worked on payment processing system;
- refactored solution to support multiple card processors;
- integrated new card processors into the payment system.

Technologies: ASP.Net Core, EF Core, PostgreSQL, MsSql, Azure, Azure Service Bus, XUnit.

Developed software for hyper-converged infrastructure management:
- architecture and system design;
- covered existing and new code with unit tests;
- mentored newcomers.

Technologies: ASP.Net Core, EF Core, PostgreSQL, PyWinrm, Powershell, Hyper-V, NUnit

Worked as Data Scientist
- developed ML models for «Prozorro» - Ukrainian anti-corruption system;
- studied CNN architectures and their applications.

Technologies: Python, PowerBI, MongoDB, Tensorflow, Keras, NumPy, pandas.

Joined the Swedish startup as an in-house developer. Passed MVP:
- developed an application for web scraping using Puppeteer;
- built and deployed Docker containers to improve development workflow, increase scalability and
optimize the speed of new devs coming on board;
- created order system and integrated PayPal payment service;
- automated build and deployment using VSTS and Azure to speed up testing/production processes.

Technologies: ASP.Net Core, Docker, Azure, EF Core, MongoDb, MsSql, Puppeteer, Heroku, Azure DevOps, CQRS, React.js.
Blockchain projects only