Віктор

Hladii Viktor, Golang Backend Developer
E-mail: [відкрити контакти](див. вище в блоці «контактна інформація»)
Phone: [відкрити контакти](див. вище в блоці «контактна інформація»)
Telegram: @Viktor_Hladii
Location: Ternopil, Ukraine, GMT+3

About me
Backend developer with 4 years of commercial experience in Golang and Solidity development. Experienced in
blockchain, DeFi, including EVM and Solana ecosystems. Worked in startup environments, developing backend
services, smart contracts, event-driven systems, and blockchain infrastructure.

Skills
Golang, MongoDB, Postgresql , RabbitMQ, Redis, Rest API, WebSocket, Solidity, Smart Contracts, Hardhat,
Microservices Architecture, GraphQL
English - B1

Work experience​
​
Golang/Solidity Backend Developer​
Neat fusion

Jan, 2025 — Present
Project Chain fusion
-​ Implemented upgradeable Solidity smart contracts.
-​ Added Solana blockchain support to the project
-​ Developed Solana transaction processing and execution logic
-​ Implemented Solana contract event processing and blockchain interaction services
-​ Worked on cross-chain infrastructure and transaction flow handling

Project Architecta
-​ Implemented EVM-related backend logic
-​ Developed services for listening to and processing blockchain events
-​ Added support for token, pool, liquidity, and position tracking for Uniswap V3 and Uniswap V4
-​ Worked with swap and liquidity processing on Solana
-​ Developed and maintained REST API services
-​ Implemented WebSocket-based event handling

Stack: Golang, Solidity, MongoDB, GraphQL, REST API, WebSocket Hardhat

Golang Backend Developer
NDA

Aug, 2023 — Jan, 2025
-​ Developed backend services using microservices architecture
-​ Implemented a partner tracking system
-​ Developed an advertising banner performance tracking system
-​ Implemented a reward and bonus distribution system
-​ Worked on both client and admin platform functionality
-​ Developed a Telegram bot for platform integration and automation

Stack: Golang, MongoDB, PostgreSQL, RabbitMQ, Redis, REST API, WebSocket​

Golang/Solidity Backend Developer​
Neat fusion
May, 2022 — Jan, 2023
-​ Participated in the development of a decentralized bridge based on a Golang implementation of
Ethereum
-​ Worked on distributed key generation (DKG) improvements and additional P2P protocols
-​ Developed Solidity smart contracts for on-chain governance
-​ Implemented validator banning logic for inactive nodes
-​ Developed blockchain event listeners and event pool processing
-​ Worked on transaction lifecycle management and blockchain synchronization

Stack: Golang, Solidity, Smart Contracts, Hardhat

Education
Master’s Degree in Computer Engineering
Sep 2018 — Dec 2023​
​
Master’s Thesis:
“Technologies for Creating Distributed Computer Data Storage Systems Based on Blockchain”​
https://docs.google.com/document/d/1CzW0egYs65OsHjDvRURKEw6GaclWR6sTOnOHu-BQ0Ws