suleman1

Smart Contract Developer

Skilled Smart Contract Developer with 5 years IT experience, with hands-on experience in EVM smart contract development with Solidity (Foundry, Hardhat, Truffle, Brownie), and cross-chain solutions. Obsessed with building secure, gas-optimized smart contracts, leveraging ERC standards, OpenZeppelin libraries, and privacy-preserving technologies (zkSNARK, zkSTARK). Strong background in backend development using Rust, Javascript and Typescript, smart contract auditing, blockchain security, and interoperability bridges. Experienced in smart contract auditing, with three bounty hunting wins.

Experience: 4 years

Yearly salary: $36,000

Hourly rate: $75

Nationality: 🇳🇬 Nigeria


Experience

Blockchain/Smart Contract
MOBI AUTOMATION
2023 - 2026
Automated the listing of Real World Assets (CHLZ mETFs and iETFs) upon creation on the Reef Marketplace. Designed and implemented backend services for asset management, trade processing, and metadata generation using Node.js and NestJS. Built and optimized APIs to facilitate real-time data synchronization between smart contracts and the frontend interface. Developed user interfaces for executing trades and secure transaction processing. Integrated Solana smart contracts using Rust and Anchor to enable non-EVM asset transactions and interoperability. Implemented bidding systems with real-time notifications and advanced filtering/sorting for offers. Incorporated advanced NFT marketplace features including auction mechanisms, social interactions, and user profile systems. Introduced fractal requests for Macro ETFs, enabling fractional ownership and transactions. Built interoperability bridges across EVM and non-EVM chains using Chainlink CCIP, LayerZero, Dbridge, and custom protocols. Integrated and interacted with DeFi protocols such as Pendle, CurveFi, 1inch, AaveV3, and Morpho, optimizing for gas efficiency and cost-effectiveness. Designed and deployed secure smart contracts and DApps, leveraging privacy-preserving techniques and modern cryptography (zkSNARK, zkSTARK). Conducted thorough testing and debugging using automated frameworks, ensuring reliability, scalability, and security.
Blockchain Engineer
Zaisan
2022 - 2024
Led the development of a space-themed crypto game with multi-chain NFT trading across Solana and Ethereum. Built functional dApp prototypes with smart contract integrations and polished UI/UX flows. Developed and deployed Solidity and Rust smart contracts for asset management, reward distribution, and DeFi mechanisms (liquidity pools, yield farming, staking). Implemented NFT standards ERC-721, ERC-1155, and ERC-2535 for enhanced upgradeability and cross-platform functionality. Integrated Solana Web3 features like SPL token creation and staking into DeFi ecosystems. Leveraged Rust for low-level blockchain components, improving throughput and reducing gas fees by 50%. Developed parachains with Substrate and implemented cross-chain interoperability with Cosmos IBC. Optimized transaction handlers to improve validation and processing efficiency. Applied advanced financial market and trading strategy knowledge to design robust smart contract logic for DeFi protocols.
Blockchain Developer
AYALABS
2022 - 2023
Developed and deployed a blockchain-based Learning Management System using Hardhat. Built decentralized booking platforms with a focus on seamless UX and secure transactions. Conducted comprehensive smart contract audits using MythX, Slither, and static analysis tools. Integrated smart contracts with backend services and frontend applications using Web3.js and Ethers.js. Utilized Soulbound tokens for issuing non-transferable certifications to platform participants. Deployed smart contracts on Goerli and Polygon Mumbai testnets. Applied optimization techniques to manage and scale large, complex smart contracts. Designed and implemented secure DeFi integrations, leveraging knowledge of trading strategies, liquidity pools, yield farming, and investment principles. Performed automated testing and debugging to ensure contract robustness, gas efficiency, and cost-effectiveness.
DevOps Engineer
CLOUTERTECH INC.
2021 - 2022
Configured CI/CD pipelines via TravisCI for smooth deployments. Automated AWS RDS backups and cleanup scripts with Python. Managed infrastructure via CloudFormation, Terraform, and Ansible. Migrated apps from AWS Elastic Beanstalk to ECS. Conducted regular maintenance and system performance reviews.

Skills

aws
docker
javascript
python
serverless
smart-contract
solidity
typescript
english