Eugene K.
Solidity & Backend Developer
Experience
Senior Blockchain/Smart Contract Developer
Tangram Canada Inc.
- Development blockchain and smart contract projects for Ethereum, Polygon, Avalanche, BNB Chain and other.
Tech Stack: Blockchain, Smart Contracts, Solidity, TypeScript, EVM, CI/CD, ReactJS, Redux, Web3.js
- Development high-load applications based on microservices and queueing architecture. Leading of the design and technical strategy for complex systems. AI models training and inference via browser.
Tech Stack: TypeScript, Fastify, RabbitMQ, Redis, PostgreSQL, Docker, Linux, Microservices, Web3 RPC API, Python
Smart Contract Developer + Front-end Developer
Upside & Republic Crypto
Developed and deployed smart contracts for Ethereum, Polygon, Avalanche, BNB Chain and other. Collaborated with security auditors like Certik and Quantstamp.
Airdrops, Swaps, RestricedTokens (SEC rules), UniswapV2-3, Bridges, Oracles, NFTs, Dividends, MerkleTree. Participation in the development of the frontend based on the Kanban principle.
Tech Stack: Agile, Scrum, Kanban, Hardhat, Solidity, TypeScript, EVM, CI/CD, ReactJS, Redux, Web3.js
Lead TypeScript Engineer
EPAM and Fortune-500 Corporations
Lead engineer of Fortune 500 companies in the finance and insurance sectors. Mobile application development – frontend+backend. Analyzing customer history using third party services, calculating statistics and forecasting.
Tech Stack: Agile, Scrum, TypeScript, AWS (Lambda, EC2, DynamoDB, S3, SNS, SQS), NextJS, Jira, Bitbucket, Miro, ReactJS, Redux
Lead Backend Developer & Team Lead
SeaRates.com and DPWorld
Developed Load Calculator 2.0 for SeaRates, including 3D visualizations and complex algorithms. Led a team of developers and designed large-scale marketplace systems on Laravel 8 and PHP 8.
Tech Stack: Agile, TypeScript, JavaScript, ExpressJS, Lot of Math, 3d calculations, ThreeJS, ReactJS, GraphQL, Redux, PHP 8, Laravel 8
Fullstack Developer: Front-end, Back-end, Solidity
Startups
Worked with international teams on cryptocurrency and trading platforms. Developed blockchain applications and multilingual systems.
Tech Stack: PHP, TypeScript, VanillaJS, NodeJS, Web3, EVM, Solidity, ReactJS, PostgresQL, Mongo, Beanstalkd
Lead PHP Developer & Team Lead
DIV Studio
Led a team of 5-7 developers to build over 100 websites and services, including e-commerce platforms and search engines optimization.
Tech Stack: JavaScript, PHP, Wordpress, Bitrix, PHP Phalcon, Laravel, Zend Framework, MySQL, PostgreSQL, etc
Fullstack / PHP Developer
RBN
Developed music and video services using CodeIgniter and Flash. Worked on various parsers and user interfaces.
Tech Stack: JavaScript, PHP, CodeIgniter, Memcached, MySQL, PostgreSQL, etc
Fullstack Developer
Web Studio / Freelancer
Built custom CRM systems for construction companies. Developed music services for Warner Brothers partners.
Tech Stack: JavaScript, PHP, Memcached, MySQL