danapay.com

Developed complex frontend interfaces for both admin and customer platforms using React.js, Redux, and MUI, with a focus on enhancing performance and user experience.

Created the Danapay token using Solidity on EVM-compatible chains and Layer 2 solutions like Polygon, utilizing web3 technologies such as web3.js, ether.js, token exchange, escrow systems, Hardhat, and Gas Station Network (GSN).

Implemented a complex mathematical algorithm for the Danapay base token to boost the popularity of candidates within the platform, integrated KYC features using Sumsub for secure user identity verification.

Built and deployed advanced smart contracts for token functionality and a token exchange system that operates as a DEX. Participated in integrating the Danapay Bridge with wallet functionality using GSN.

Gained hands-on experience in unit testing with Jest and React Testing Library, while using tools like Husky, SonarCloud, and DeepSource for automation, project management, and maintaining well-structured, efficient codebases.

Tools: Smart Contract, ERC20, GSN, React/Next.js, Jest, Web3 …