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Cody Yu

Sr. Front-End Engineer

Works remotely from Berlin

  • 52.517
  • 13.3889
  • Suggested rate €780 / day
  • Experience 7+ years
Propose a project The project will begin once you accept Cody's quote.

This freelancer is available full-time but hasn't confirmed their availability in over 7 days.

Propose a project The project will begin once you accept Cody's quote.

Location and workplace preferences

Location
Berlin, Germany
Remote only
Primarily works remotely

Preferences

Project length
  • Between 3-6 months
  • ≥ 6 months

Verifications

Freelancer code of conduct signed
Read the Malt code of conduct

Verified email

Languages

  • English

    Native or bilingual

Categories

Skills (45)

Cody in a few words

Cody is an accomplished Sr. Front-End Engineer (full-stack available), who strives for creativity and quality in both his own work and the work he is responsible for delivering.

Having business acumen to make his projects successful, he has a deep understanding of web/mobile software development with 9 years of experience in React/React Native, Vue, TypeScript, Blockchain, and more.

His specialty is developing smart solutions for complex problems. With experience in a wide array of technologies and businesses, he can adapt to any situation to solve a given problem.

He has experience in working as solo or team member of agile teams and put his pride in 100% satisfaction from the clients.

Experience

Coinshift - Formerly MultiSafe

Sr. Front-End Engineer  - As a freelancer

Leeds, England, United Kingdom

May 2021 - November 2021 (6 months)

- Developed a DeFi - smart treasury management system for crypto organizations using React/Redux-saga, TypeScript, styled-components, AWS, and Blockchain, etc. - Wallet integration via Web3.js, MetaMask & Ledger and introduced Rechart.js for data visualization. - Built marketing website using React/Gatsby, GraphQL, Contentful, etc. - Contributed to releasing 1st MVP within a tight deadline. - Boosted user experience significantly building clean & smart UI and improving the performance, etc.

Artvatars

Sr. Front-End Engineer  - As a freelancer

Leeds, England, United Kingdom

October 2020 - April 2021 (6 months)

- Developed an AI-based NFT art marketplace using Vue.js, Vuex, Nuxt.js, and Web3.js, Metamask, Ethereum, etc. - Set up CI/CD using Github & Vercel and built QR code scanning system, etc. - Boosted subscription by over 20%.

AgEagle Aerial Systems Inc.

Front-End Tech Lead

Wichita, Kansas, United States

August 2018 - September 2020 (2 years and 1 month)

- Developed a commercial aerial system using React.js, Redux- saga, TypeScript, AntD, Less, AWS, etc. - Written automation E2E testing using Cypress.js and advanced test coverage by 95%. - Contributed to making technical decisions and solving critical technical challenges for improving performance, etc. - Worked on Agile/Scrum methodology in 2 weeks sprint. Delivered sophisticated and actionable agricultural intelligence tools. - Mentored junior front-end engineers to keep high quality of code and written guidelines & wiki document.

Association for Talent Development (ATD)

Sr. Front-End Engineer

Alexandria, Virginia, United States

September 2017 - July 2018 (10 months)

- Developed an association for talent development platform using React.js, Apollo GraphQL, TypeScript, Material UI, and Algolia, leveraging an atomic design, etc. - Built a reusable ATD component library using React.js, Material UI, TypeScript, Storybook, etc and published them into cloud using bit.dev. - Worked on TDD strategy writing testing scripts using Jest/Enzyme, etc. - Boosted the project as a clean, testable codebase focusing on a test-driven development. - Improved SEO, accessibility, best practices, and performance by 98% on lighthouse.

FaithCircle

Full-stack Developer

Singapore, Singapore

November 2015 - August 2017 (1 year and 9 months)

- Developed a 1st faith-focused social app which supports chat, meet, and date using React Native/Expo, Apollo, GraphQL, AWS, etc. - Implemented user-friendly UI and various smooth animations & motions focusing on best practices on user experience. - Built backend endpoints using Node/Express.js, MongoDB, GraphQL and exposed detailed documentation using Swagger. - Troubleshot some performance problems and enhanced code quality, etc. - Boosted user experience with UX improvements and collected thousands of users.

Agnoris

Frontend Developer

Singapore, Singapore

September 2013 - October 2015 (2 years and 1 month)

- Developed an AI-based a guest intelligence tool for great restaurants using React.js, Redux-thunk, Redux-form, SCSS, Material UI, Apollo GraphQL, Emotion, etc - Written test scripts using Jest/Enzyme focusing on test coverage, etc - Implemented data visualization using D3.js and introduced Storybook to expose reusable components. - Configured CI/CD pipeline using Gitlab, AWS EC2/S3, Cloudfront, Route 53, etc. - Released a product in time & boosted code quality.

NIX

Intern

Singapore, Singapore

April 2012 - August 2013 (1 year and 4 months)

- Focused on specializing in web/mobile development - Worked on Agile/Scrum methodology using JIRA

Education

  • Bachelor's degree

    National University of Singapore

    2012

Certifications 

  • React Certified Engineer
    Alura
    2017
  • AWS Certified Developer
    Amazon Web Services
    2017