Matthew Riechers Email and Phone Number

- Software Development Agency- Leading a team of 9 talented engineers to deliver diverse solutionsServices: Web, Mobile, Game, Blockchain and AI

- Contributed to the development of an admin side using React/Next.js and Laravel framework to manage the feedbacks.- Implemented real-time chat functionality using Web Sockets, Laravel Queue, Pusher, Laravel Echo, cron jobs, and integrated Twilio for SMS, Stripe for payments, and email notifications, etc.- To improve performance and scalability, upgraded the design of the frontend architecture using Next.js and utilized Redis and DataDog for managing the data at a great scale and speed.- As part of the development process, participated in utilizing Docker containers to ensure seamless deployment across different environments, and led the successful migration of the project to AWS EC2, including the complex socket.io component and queue pipelines.Skills: React, Laravel, AWS, Next.js, Socket.io, Redis, Twilio ...

- Worked as a lead developer for core user experiences including both customer and admin side, as well as API caching and modular UI Kit, Wagmi for blockchain interfacing, and so on.- Used Next.js and T3 stack(Typescript, Tailwind, TRPC), Prisma and TRPC for providing ORM for SQL queries, and used Subgraph for providing GraphQL Native Headless CMS powering mission-critical applications.- Experience in Web3 especially Wagmi.js, developed smart contracts using Solidity with Remix, deployed NFT smart contract with Streamlit UI and Hardhat, worked with Chainlink Oracles data feeds, also forked with Pinata IPFS to store NFT pics and get the IPFS numbers to mint.- Played a vital role in constructing scalable APIs and managing complex databases using Moralis and MongoDB. Further enhancing user experience, led the development of account abstraction, seamlessly linking wallet addresses to email accounts to combine the convenience of web2 with the advanced capabilities of web3.

- Built and launched upgradable Smart Contracts for XFUN Token using standard openzeppelin upgradeable ERC20 contract XFUN ՞ Governance Token in all casino games.- Implemented GSN for meta transactions into smart contracts so that users don’t need to pay for gas fees with MATIC.- Escrow concepts and ideas are added in to the XFUN token for the integration with Betting Token Ex: For Betting Games i.e. Utilities of XFUN cover all over the casino games including betting games.- Built bridge to exchange the tokens- XFUN, implemented several functionalities for bridge into the XFUN token contract including gas fee calculation in FUN or XFUN tokens.- Built bridge UI & Google Cloud & Controller & Bridge Asset Smart Contracts, setup own relay server for GSN.

- is secure payment solutions developed using advanced blockchain technology between Africa and Europe countries. I developed complex frontend interfaces in both admin and customer side using React.js, Redux, reduxjs/toolkit, MUI, and focused on improving performance side.- As a web3 developer, created Danapay token using Solidity in EVM-compatible chains and Layer2 like Polygon and experienced web3 technologies like web3.js, ether.js, complex Mathematical Algorithm, token exchange and escrow, Hardhat, GSN and so on.- Implemented complex mathematical algorithm to Danapay base token for concentrating popularity of candidates to Danapay, and implemented KYC to unique Danapay token for users using zero-knowledge technology.- Built and launched complex smart contracts for token and token exchanged system to work as DEX, and in the final of working with company, take participated in wallet integration with Danapay Bridge using GSN.- Experienced in unit testing using Jest, react-testing library and worked with Husky, SonarCloud and Deep source for automation project management and well-designed code