Борщ

BORSHCH ALEKSEY
FullStack JavaScript Developer(React + Nodejs)

CONTACTS SUMMARY
📍Odesa,Ukraine
📧[відкрити контакти](див. вище в блоці «контактна інформація») Full-Stack JavaScript Developer with 3+ years of commercial experience building scalable

📱[відкрити контакти](див. вище в блоці «контактна інформація») web applications and backend-heavy systems. Specialized in React and Node.js ecosystem

💬 Telegram: @username with strong experience in NestJS architecture, REST APIs, and real-time systems.

🔗LinkedIn:[відкрити контакти](див. вище в блоці «контактна інформація») Worked on complex backend logic including game-related systems, concurrent user
interactions, and server-side computations. Experienced in building Web3 integrations and
EXPERIENCE event-driven architectures.
OmiSoft — Full-Stack Developer Actively uses AI-assisted development tools (ChatGPT, Claude,Copilot code generation and
(2022 – March 2026) debugging workflows) to accelerate development, improve code quality, and optimize
React, Node.js, NestJS, MongoDB, problem-solving.
Web3,PostgreSQL Focused on building maintainable, scalable and performance-oriented solutions in
production environments.

HARD PROJECT EXPERIENCE
DeFi / DEX Platform (Ethereum, BNB Chain) — Full-Stack Developer
SKILLS DeFi / DEX Platform (Ethereum, BNB Chain) — Full-Stack Developer
Built and maintained a full-featured decentralized trading platform including DEX (token swaps), liquidity
Languages: JavaScript
pools, NFT marketplace, and launchpad modules.
(ES6+), TypeScript Designed and implemented liquidity pool system allowing users to create and manage custom trading
Frontend: HTML5, CSS3, pairs (e.g. USDT–ETH and other ERC-20 token pairs), including liquidity provision and pool interaction
logic.
React.js, Next.js
Integrated smart contracts across frontend and backend using WAGMI and EVM tooling, ensuring
Backend: Node.js, seamless interaction between UI and blockchain execution layer.
NestJS, Express.js Developed backend services for blockchain event indexing and off-chain processing, including
Databases: transaction listeners and block event tracking to synchronize on-chain activity with application state.
Worked across full-stack architecture (React, Express, MongoDB) with deep integration into Web3
MongoDB,PostgreSQL infrastructure and event-driven systems.
APIs & Communication: TGE Launchpad & RewardsHub — Full-Stack Developer
TGE Launchpad & RewardsHub — Full-Stack Developer
REST API, WebSockets
Built a Web3-based SaaS platform for token generation events (TGE) and investor onboarding workflows.
Tools & DevOps: Git, Designed and implemented investor participation and token allocation logic for launchpad operations,
Docker, GitLab CI/CD handling user contributions and distribution rules.
Developed RewardsHub system with gamified growth mechanics, allowing project owners to create
AI Tools: ChatGPT, tasks (Twitter, Telegram, Discord actions) and users to earn XP convertible into token rewards during TGE
Claude, AI-assisted events.
development Integrated OAuth 2.0 and external API verification flows for validating social actions across multiple
platforms (Twitter, Telegram, Discord), ensuring reliable task completion tracking and fraud prevention.
Implemented KYC (Know Your Customer) verification flow for user onboarding, improving compliance
SOFT SKILLS and identity validation within the platform.
Worked with Ethereum and BNB Chain smart contracts for on-chain event coordination and reward
Strong communication distribution mechanisms.
and collaboration Stack: React, Node.js (Express), MongoDB, Web3 integrations.

Problem-solving Crypto Betting Platform — Full-Stack Developer
Integrated sports betting and gaming providers via external Back Office APIs, implementing data
mindset aggregation and unified communication layer between multiple third-party systems.
Fast learned and Collaborated directly with external provider engineering teams to integrate and troubleshoot API
adaptable workflows, ensuring correct data synchronization and system reliability.
Implemented blockchain-based payment flows (Ethereum & BNB Chain), handling user deposits,
Ownership and withdrawals, and transaction processing.
responsibility Developed backend services using NestJS and PostgreSQL for transactional logic, including user
Team-oriented balances, betting flows, and history tracking.
Built React frontend for user financial dashboard, betting flows, and transaction history management.
Attention to detail
Blockchain Gaming Platform (Solana) — Full-Stack Developer
Built a distributed blockchain-based gaming platform supporting multiple games (Poker, Roulette,
Blackjack, Bingo) with integrated on-chain and off-chain financial logic.
LANGUAGE Designed backend architecture based on microservices:
API Gateway handling external traffic routing and internal service orchestration, with gRPC-based inter-
S K I L L S: service communication and Protocol Buffers (.proto) contract definitions.
Ukrainian — Implemented dual liquidity model separating player funds and investor capital pools, including
automated profit distribution logic and scheduled investor payout mechanisms.
Native
Developed blockchain integration layer for Solana wallet transactions, ensuring synchronization between
Russian — Native on-chain activity and off-chain accounting system.
English — Worked with React, NestJS, MongoDB, gRPC, API Gateway and Solana Web3 infrastructure.
Intermediate (B1–
B2)