Hi, I'm Julian Chen

More than 10 years of experience with web and app development, 3+ years of Blockchain Space. As a creative & passionate developer, and fast learner with details and high quality, I am always trying to improve development and communication processes.

  • Write smart contracts, scripts and unit tests with Solidity and Rust

  • Deployed smart contracts on Ethereum, BSC, Polygon and Cosmos networks

  • Verify smart contracts using etherscan and test smart contracts using Remix and Ganache

  • Integrate smart contracts into frontend applications with web3.js/ethers.js

  • Built decentralized applications including Defi, DAO and NFT marketplaces

  • Expertized in Cosmos SDK, Cosmwasm and building application-specific blockchains with Starport

  • Build monolith/microservice backend applications with Node.js, Django and Laravel

  • Proficient in SQL queries and using ORM libraries (TypeORM, Prisma) to interact with the DBMS

  • Implement GraphQL schema, queries and mutations inside the backend applications

  • Familiar with SQL, NoSQL databases including MySQL, PostgreSQL, SQL Server and MongoDB

  • Write CI/CD scripts with CircleCI and deploy application automatically with Docker, Kubernetes and AWS services

  • Deploy frontend/backed application on AWS, Heroku, GCP, Netlify

  • Increase the search speed and performance by integrating ElasticSearch to the application

  • Cache data on backend using Redis and Memcached

  • Third-party authentication service with Firebase and Auth0

  • Build beautiful, responsive UI with reusable components(SFCs) using React and Vue

  • Utilize Remix framework to build full stack application

  • Implement public web pages with improved SEO and loading speed, using Next.js and Gatsby.js

  • Optimize performance of the application with Lazy Loading and Page Splitting

  • Awesome experience in CSS frameworks and design libraries with deep knowledge of HTML/CSS

  • Pixel-Perfect implementation of the website according to the design provided by figma

  • Unit tests, integration tests and e2e tests with React Testing Library, Enzyme and Cypress

Resume

Education & Experience

Bachelor of Computer Science

Nanyang Technological University / 2008 - 2012

  • Studied ML(machine learning), AI(artificial intelligence), web development area
  • Researched ML-translation engine with corpus database written by Java and Python
  • Rebuilt web application for school community platform

My Experience

Full-Stack Software Engineer

Hydra Swap, Singapore / May 2022 - Feb 2023

  • Developed Solana AMM for Hydra Swap with Rust/Anchor
  • Building NFT projects, P2E games on Solana & Aptos with MOVE
  • Build AMM platform using React, Web3.js and @solana/web3

Software Engineer

EbisusBay Inc / Oct 2021 - Apr 2022

  • Developed smart contracts utilizing ERC token standards- IntegrateWeb3.js & Ethers.js for blockchain integration
  • Built CryptoPuffies NFT collection and NFT minting & staking site
  • Build AMM Swap platform using React, Web3.js, Ethers.js
  • NFT collection & exchange contracts using ERC721A, ERC1155

Software Engineer

Oneof Inc. / Jun 2019 - Feb 2021

  • Web3 integration for NFT marketplace- Build UI components with React, Ant Design
  • Developed the smart contracts for NFT collections
  • Build backend NFT indexing service

Full-stack Developer

CDMBase Inc / Feb 2016 - May 2019

  • Develop Time Tracking Web based app and Admin Control Panel with React/Redux,Redux-Saga, Context API
  • Develop social media platform
  • Worked with building real estate & booking and reservation system
  • Build video chatting platform using Twilio Video API
  • Manage Graphql API using Apollo Graphql Server & Client

Full Stack Developer

Upwork Global Inc / July 2013 - Jun 2016

  • Static Website Development utilizing HTML, CSS.- Migrate AngularJS based Webapps to React or Angular Based Web App.
  • PHP backend development; create MVC architecture, User authentication, and authorization.
  • MySQL, PostgreSQL, NoSQL database management.
  • Maintenance of Web applications & Improving UI/UX

See my CV