Solidity Developer

Web3 Entrepreneur | Cto At Cowchain | Blockchain, De Fi, X2 Earn, Nft

Since 2020, Cowchain๐Ÿฎโ›“๏ธ has been providing blockchain solutions tailored to specific project needs. Whether you need a rapid MVP for market testing or a fully scalable blockchain platform, we focus on building Web3 applications that get the job done.

Services We Offer:

ย ๐Ÿ› ๏ธ Development: Full-cycle blockchain development, covering everything from smart contracts to front-end/back-end work. We integrate blockchain tech into existing projects or build from scratch.
โš™๏ธ DevOps: Post-launch support, scaling, and optimization to keep your project operates without a hitch.
๐Ÿ› ๏ธ Ready-made solutions: Pre-built templates and frameworks for faster deployment of blockchain systems
ย ๐Ÿ” Security: We audit smart contracts and ensure everything runs securely.
ย ๐ŸŽจ Design: UI/UX for Web3 that doesnโ€™t just look good โ€“ it works.
ย ๐Ÿงฉ Consulting: Strategic advice on tokenomics and project direction.


Tech Stack:

ย ๐Ÿ–ฅ๏ธ Front-end: React.js, Next.js, JavaScript, Tailwind CSS.
ย ๐Ÿ”ง Back-end: Node.js, Express, Nest.js, Microservices.
ย ๐Ÿ—„๏ธ Databases: MongoDB, MySQL, PostgreSQL.
ย ๐Ÿ’Ž Blockchain: Ethereum, Polygon, Avalanche, Solana, Binance Smart Chain, Bitcoin, TON, Near.
ย โ˜๏ธ Cloud: AWS, Azure, Google Cloud..


Industries We Serve:

ย ๐Ÿช Marketplaces: NFT platforms for buying, selling, and trading.
ย ๐Ÿฆ DeFi: Decentralized finance apps like staking, swaps, and liquidity aggregation.
ย ๐Ÿƒโ€โ™‚๏ธ Move2Earn: Systems where users earn tokens for real-world activities.
ย ๐ŸŽฎ Play2Earn: Blockchain-integrated games that reward players with digital assets.
ย ๐Ÿ“Š DEX/CEX: Decentralized and centralized exchanges for asset trading.

ย ๐Ÿ› ๏ธ And much more.

Weโ€™ve Delivered:

ย ๐Ÿ† 120+ projects across multiple blockchains like Ethereum, Polygon, and Binance Smart Chain.
ย ๐Ÿ’ฐ Helped clients manage over $180 million in total market cap.
ย ๐Ÿ“Š Built systems with over $20 million in daily trading volume.

Why Cowchain?

๐Ÿงฐ 35+ technologies in our stack.
๐Ÿ”„ Streamlined project management
๐Ÿ“Š Consistent updates
โš™๏ธ Post-launch maintenance.
๐Ÿง  Team of 50+ Web3 natives
๐Ÿค Reasoned pricing

Ready to make your project a reality? Letโ€™s make it happen!ย 


Experience: 5 years

Yearly salary: $104,000

Hourly rate: $45

Nationality: ๐Ÿ‡บ๐Ÿ‡ฆ Ukraine

Residency: ๐Ÿ‡บ๐Ÿ‡ฆ Ukraine


Experience

Development Lead
Retro Bridge
2023 - 2024
Designed and implemented the initial protocol architecture, built the main cross-chain bridge engine with support for more than 20 blockchain networks, organised CI/CD and automated deployment.
Front-end Web3 Team Lead
Full stack, Web3
2021 - 2022
Web Developer
QBerg
2020 - 2021
Front-end Web3 Developer.
Front-end Developer
Highware company
2018 - 2020

Skills

backend
blockchain
blockchain-engineer
defi
ethereum
ethereumjs
front-end
nestjs
nextjs
nft
nuxtjs
solidity
web3
web3js
english
russian
ukrainian