shamshod

Senior Solidity | Backend Engineer

Experience: 4 years

Yearly salary: $110,000

Hourly rate: $80

Nationality: πŸ‡ΊπŸ‡Ώ Uzbekistan

Residency: πŸ‡°πŸ‡· South Korea


Experience

Senior Smart Contract Developer
PILAB Technology, Inc. (BIFROST)
2023 - 2025
- Bitcoin Relaying Protocol (Bitcoin <-> EVM bridge) design and smart contract development. - Oracle V2: Successfully resolved critical issues in the existing system and implemented an Oracle monitor, significantly enhancing system reliability and response efficiency. - Cross Chain Bridge Maintenance and Improvement: Expanded functionality by supporting 6 chains and over 20 coins/tokens. Automated the process of adding chains and tokens, reducing work time from 3-4 days to 2-3 hours. - LSD Project: Completed from idea to PoC within one month. Handled full architecture design and contract development. - NFT Projects: Developed and deployed NFT contracts. Utilized IPFS to strengthen the reliability and accessibility of NFTs, ensuring the successful execution of projects.
Full Stack Web | Smart Contract Developer
FLEXWEB
2022 - 2022
Developed all smart contracts of the most popular NFT projects in South Korea TOXIC APE (METAKONGZ) - Developed System of authorization to web2 server through Metamask/Kaikas - Designed Mining system with low gas fee Completed 6 NFT projects and minted more than 80k NFTS: - DD World : Ethereum Mainnet | WhiteList - Electro Pixel Kongs: Klaytn | Airdrop - TOXIC APE: Klaytn, Breeding, Airdrop, own ERC-20 tokens, Market Place, Farming - https://toxic-ape.com
Blockchain Developer
TNT by TIA
2022 - 2023
- Modified a data structure of a smart contract -> reduced gas consuming up to 60 times - Separation of front game logic and web3 logic by developing npm package -> Increased development speed and code reusability - Implement web3 micro-service for backend using docker image -> reach game backend code independence Developed features: - Wallet creation, import, etc. using ethers.js and additional hashing libraries for safety. - Token transfer, swap (uniswap) etc; Rewarding system; - Transaction tracking and history for users. Created smart contracts for token ( will be listed soon), for miners. currently game supports only Polygon chain. Working with openzepplin, chainlink, hardhat, solidity-coverage and etc.
Full Stack Developer
Shipa Freight
2021 - 2021
I work as a Full-stack developer in a team with programmers from India, Dubai, Ukraine and Russia, exchanging experience on application architecture and writing optimal code. Experience with "Atomic Web Design" (supporting existing organisms and creating new molecules), working closely with Material UI and styled-components. Development of additional functions for a production site in typescript, meteor.js. Also interactions with Apollo, GraphQL,. Familiarized with Figma and Story.js Got a better understanding of teamwork and version control.
Web developer
DeepTrade
2021 - 2021
Can artificial intelligence perform stock price predictions? DeepTrade is a startup created by a research team from Seoul National University, to answer the question above. My job on this project was to create a user friendly website. I used Django REST Framework + MySQL for backend and for frontend I used React + Redux + AntDesign. I developed functions such as card registration and reservation payment by utilizing the payment systems KG inisys and iamport. Also, while working on this project, I created a special and simple structure that allows users to use features by class and also manages the router.
Full Stack Developer
Manjeom - Educational Platform
2020 - 2021
The site was started in PHP, MySQL by another developer. After I joined project, I completed the task of redoing the existing functionality into the MERN stack, thereby increasing the experience of understanding and refactoring other people's codes. I wrote a server with authorization in 3 roles (student, author, manager) and with feature flags for different types of users. Gained experience with Node.js, Express.js and MongoDB Also developed the client side: Working with Frontend: ReactJS, Redux, Ant-Design, Bootsrtap, HTML5, CSS3, SCSS Has applied such features as drag and drop, react quill, Parallax and many others. GitHub Code Version Control Now we are implementing GraphQL instead of REST API At the moment I am a co-owner of this project.
Frontend developer
Softplus
2020 - 2020
The company itself develops CRM systems and multifunctional SPA for various companies. My task was: development of the client side of the sites, personal user accounts, admin panel and landing page. Through my work at SoftPlus, I was able to solidify my knowledge of React Hooks and styled-components. Participated in the development of code architecture and worked in a team with other developers, thanks to which I learned how to work in a team. I also began to confidently apply Redux in state-management.
CEO & Founder
TOPIK MASTER
2018 - 2019
I started as a solo Korean language instructor and grew my business to over 30 employees. More than 1,500 students have graduated from the academy I founded. Within a year, I opened five branches in the capital of Uzbekistan, successfully elevating the brand to a reputable level. Through this experience, I learned marketing, employee management, and business operations. In September 2019, I hired a representative to take my place and transitioned to a career in development. In October 2020, I sold the business to focus solely on development.

Skills

business-development
developer-relations
solidity
english
korean
russian
uzbek