enjoyea
Web3 Developer
Blockchain / .NET Developer with hands-on experience in backend and smart contract development. Nearly 1 year in .NET (ASP.NET, C#, PostgreSQL, Redis, Azure, CI/CD) and almost two years in blockchain. Strong skills in API design, authentication/authorization, and scalable architecture. Earlier 4 years in Unity (C#, multiplayer, LiveOps, 10M+ downloads) provided a solid software engineering foundation, now applied to backend and blockchain projects.
Experience: 2 years
Yearly salary: $60,000
Hourly rate: $20
Nationality: 🇺🇦 Ukraine
Residency: 🇧🇬 Bulgaria
Experience
WEB3 Developer
syntropia.ai 2025 - 2025
Developed tools to monitor DeFi projects (Curve, Uniswap, PancakeSwap, and Ethena) using Grafana for visualization and notifications, preventing losses from depeg events and identifying arbitrage opportunities. The system's value is proven by its accurate predictions of depeg events.
Full Stack Web3 Engineer
DecentraX 2025 - 2026
Core contributor to a suite of decentralized trading and finance protocols spanning perpetuals, spot swaps, and multi wallets assets management. Architected a unified DEX abstraction layer integrating four perpetual trading venues (HyperLiquid, Lighter, Extended, NADO) behind a single service interface — enabling cross-venue liquidity aggregation and order routing with zero application-layer coupling. Built and scaled the platform to $600M+ in cumulative trading volume and $90K+ in automated referral payouts. Designed and implemented an AI-driven trade suggestion module delivering autonomous perpetual trading recommendations from live market data. Developed backend infrastructure on AWS (via AWS CDK) — APIs for user management, incentives, trading proxies, event tracking, and AI endpoints. Contributed to additional DeFi protocols focused on token swaps, social trading mechanics, and embedded wallet onboarding.
ASP.Net Developer
Grit Leaders 2024 - 2026
Developed a custom CRM system from scratch in a team of two (backend & frontend). Implemented N-Tier monolithic architecture, ensuring maintainability and separation of concerns. Designed and built core CRM modules: Authentication (JWT-based secure login, password hashing for data protection). User Management with hierarchical roles (Owner, Admin, Common). Upsert Module for adding and updating client data. Export Module with Redis-based caching for filters to improve performance. Preview Module for tabular data visualization. Blacklist Management for domain filtering in exports. Set up CI/CD pipelines with GitHub Actions (build, logic testing, deployment) and configured infrastructure in Azure (separate servers for DB and Web App). Integrated ClosedXML library for data export and reporting. Achieved system adoption of 30,000+ domains managed through add/update/delete operations within CRM. Participated in requirement gathering and business communication directly with the client, defining functional scope through a shared “ubiquitous language”.
Unity Developer
Qplaze, OrbitRush, Wooden Sword Games, Starling Play, Boosta 2021 - 2024
Built and maintained features for hyper- and hybrid-casual games across multiple studios, contributing to projects that collectively reached 10M+ downloads. Designed and optimized game mechanics, UI systems and client-server interactions using Unity (C#), including multiplayer features ensuring scalable and smooth performance. Gained experience with networking protocols (UDP, TCP/IP, HTTP) and integrated Kinoa LiveOps Engine for real-time live operations. Conducted performance optimization for networked gameplay and legacy systems, improving stability and user experience. Implemented CI/CD pipelines and best practices in Git-based version control, reducing release cycle times. Created custom MVVM framework for iOS/Android apps at Boosta, improving UI development efficiency and maintainability. Collaborated with cross-functional teams (artists, designers, backend developers) to align game features with creative and business requirements. Worked both on support of high-scale projects (e.g., Cooking Rage) and new games from scratch, contributing to architecture design and scalable feature expansion.
Skills
ai
backend
blockchain-engineer
decentralize
defi
ethereum
front-end
full-stack
full-time
javascript
nestjs
nextjs
react
react-native
remote
solidity
typescript
english
russian
ukrainian