Frontend Developer

Brandon Lee

**** ****** ****** **** *, Petersburg VA 23803, US • 505-***-**** • **********.*****@*****.*** Brandon is a Senior Frontend Engineer with 8+ years of full-time work experience in JavaScript, Typescript and user interface development. He has worked on front-end architecture for various industries including eCommerce, Crypto and waste management service. His past customers include Teller Finance, Netvrk, Dopamine, Hologram, HoneyBook, Bidgely and TheNTWRK. Brandon specializes in React.js, JavaScript, Typescript, Next.js and crypto/ecommerce/data visualization platforms.

E x p e r i ence

DECEMBER 2022 – RECENT

Senior Frontend Engineer Teller Finance San Francisco, CA o Developed Teller Marketplace V2 using React.js, TypeScript, and GraphQL for clients who want to lend and borrow ERC20 tokens, NFTs, and ENS domains without requiring collateral. o Implemented performance optimization technologies such as virtualized DOM, lazy loading, and asset optimization, resulting in a Google Lighthouse score of over 90. o Created ApeNow V3 – a simplified user interface and user experience for swapping and lending/borrowing tokens on the Teller Swap platform.

o Integrated smart contract transactions using Wagmi, RainbowKit, and ethers.js to work on Mainnet, Polygon, ArbitrumOne, and Goerli.

o Collaborated with a team of 8 members, taking responsibility for reviewing PRs and participating in project scope discussions and worked closely with the clients to get feedback and new features and bugs. o Maintained consistent adherence to Agile and Scrum software development methodologies, ensuring efficient project management, timely delivery, and effective communication within the team. Technologies: React.js, Typescript, Next.js, Javascript, Redux, GraphQL, TailwindCSS, Cypress, Jest, Prettier, EsLint, Wagmi, RainbowKit, Ethers.js, CSS, SCSS, React Router, React Context API, React Virtualized, eCharts, Jira, Agile, Hotjar

FEBRUARY 2021 – DECEMBER 2022

Senior Frontend Engineer NetVRK San Francisco, CA o Developed NetVRK NFT marketplace V2 with Next.js, Typescript and MUI (Material UI) o Built Netvrk Archetype Avatar NFT auction marketplace on Polygon network. o Created Netvrk token staking dApp and launched on Ethereum Mainnet and Polygon network. o Established code architecture that separates business logic from UI components. o Developed client sites while ensuring browser support and performance. o Built standardized UI component library with Storybook that will be used across all the NetVRK products. Technologies: Next.js, Typescript, Javascript, Material UI, Storybook, React Window, React Router, SVG.js, web3.js, HTML, CSS, SCSS, React.js, Redux, Jest, Cypress, Prettier, EsLint, Agile, Jenkins JULY 2020 – FEBRUARY 2021

Senior Frontend Engineer Bidgely Los Altos, CA o Developed energy consumption analytics platform HER 2.0 with React.js, Javascript, MUI. o Focused extensively on analytics and visualization views, utilizing advanced chart libraries such as recharts, highcharts, and nivo.rocks to create highly interactive and informative data visualizations. o Overcame significant performance challenges due to the large data sets provided by Looker, employing advanced optimization techniques to ensure that the site remained fast and responsive at all times. o Designed and architected the product from scratch, collaborating closely with stakeholders to ensure that all requirements were met and that the final product was of the highest quality. Technologies: React.js, Javascript, Materal UI, highcharts, nivo.rocks, recharts, Looker, Jest, Cypress, React testing library, React Redux, React router, RESTful API

FEBRUARY 2018 – JUNE 2020

Frontend Engineer HoneyBook San Francisco, CA

o Successfully led the migration process of the primary editor tool utilized across all documentation products, upgrading from CKEditor 4 to CKEditor 5. Skillfully resolved any encountered bugs and implemented necessary enhancements.

o Demonstrated expertise in developing standardized UI components using Storybook, resulting in the creation of a custom UI framework tailored to meet the company's specific needs. o Enhanced the performance of various components through the strategic utilization of React custom hooks and performance optimization tools, resulting in improved efficiency and responsiveness. o Employed MobX for large-scale state management, effectively handling the complex data flow requirements within the company's projects.

Technologies: React.js, Typescript, MobX, CKEditor, Storybook, Jest, Jenkins, Git, Jira DECEMBER 2016 – FEBRUARY 2018

Frontend Engineer TheNTWRK Los Angeles, CA

o Built NTWRK store, utilizing React.js, Javascript, and Redux to deliver a robust and scalable e-commerce platform.

o Successfully migrated the frontend codebase from React class components to functional components, leveraging the benefits of React 16's improved performance and development capabilities. o Collaborated closely with both Design and Development teams, translating mock-ups created in Sketch into shared standards and applications.

Technologies: React.js, Angular, Vue.js, Jest, Cypress, Javascript, Redux, eCommerce development, Sketch S k i l l s

Languages

HTML5 • HTML • Sass • CSS3 • JavaScript • Typescript • ECMAScript (ES6) Frameworks

Next.js • Angular • jQuery UI • Vue.js • Express.js Libraries/APIs

React.js • Storybook • Redux • jQuery • Node.js • React Router • MobX • ContextAPI • GraphQL • Google API • Zustand • React-virtualized • D3.js • Highcharts • eChart • SVG.js • Three.js • Wagmi • Ethers.js • RainbowKit • WebRTC • Twillio • WebSocket • React Testing Library • Cypress • Jest • Mocha • TailwindCSS • AntDesign • Material UI • Apollo Client

Tools

Hotjar • Webpack 4 • Gulp • Git • Bitbucket • Jira • Confluence • NPM • Yarn • Bower • ESLint • Prettier • Javascript/Typescript Testing • Shell • Jenkins • Netlify • Figma • Sketch • Postman Paradigms

Object-oriented Programming (OOP) • Scrum • Kanban • REST • E2E Testing Storage

Google Cloud Storage • MySQL • PostgreSQL • MongoDB • SQL Platforms

MacOS • Linux • Windows • Firebase • Heroku • UNIX Other

eCommerce • Frontend Development • Progressive Web Applications (PWS) • Single Page Applications (SPA) • Canvas

E ducation

19TH AUG 2013 – 11TH MAY 2017

Bachelor of Science, Computer Science – Virginia State University, US

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