otahtah
Full Stack Blockchain Developer
Results-driven Senior Blockchain Developer with expertise in full-stack development, smart contract engineering, and DeFi ecosystem architecture. Experienced in designing and deploying custom smart contracts, AI-powered solutions, and decentralized exchanges. Proficient in smart contract integrations, UI/UX implementation, and system deployment. Passionate about leveraging blockchain solutions, enhance security, and drive innovation in Web3.Seeking remote freelance or project-based opportunities focused on blockchain development, DeFi platforms, AI integrations, and smart contract engineering.
Experience: 9 years
Yearly salary: $170,000
Hourly rate: $150
Nationality: 🇳🇱 Netherlands
Residency: 🇳🇱 Netherlands
Experience
Senior Full stack Developer
Aigos 2023 - 2025
Led full-stack blockchain development, from designing and deploying smart contracts to building and implementing UI/UX for Aigos’ omnichain token ecosystem. Developed and maintained smart contracts enabling seamless cross-chain swaps between EVM networks and Bitcoin. Engineered staking programs with vesting mechanisms to secure liquidity pools and control token distribution. Integrated a microservices architecture for cross-chain transactions, ensuring high scalability and low latency.
Developer
Xtmcswap 2019 - 2023
Developed and deployed the full-stack architecture for XTMCSwap’s decentralized exchange (DEX), handling everything from smart contracts to front-end UI/UX implementation and deployment. Optimized DEX functionalities with a focus on USDT/WBNB pair trading. Enhanced smart contract security and performance to improve transaction processing speeds. Implemented real-time market analytics and trading automation tools to increase liquidity and trading efficiency.
Skills
ai
c-plus-plus
defi
ethereumjs
full-stack
hardhat
javascript
nextjs
openzeppelin
react
security
smart-contract
solidity
sql
tailwind
truffle
typescript
english
arabic
dutch