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John Lee

Frontend Engineer

Helsinki, Finland
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Careers

Full Stack Developer

ExoWorlds

Full time04/2022 - 06/2023
  1. Developed frontend of EXO using React.
  2. Led the development of project.
  3. Supported the marketing of EXO NFT technologically so that create revenue of
  4. 1000,000usd.
  5. Developed smart contracts of NFT marketplace using solidity.
  6. Deployed EXO NFTs of 10000 to VeChain.
  7. Made the transaction database using MongoDB and sync it with blockchain.
Frontend Developer

APixel

Full time06/2021 - 04/2022
  1. Create world-class experiences for clinicians with React, achieving 100% usability and
  2. accessibility.
  3. Create Delivery company site's frontend using Vue and implement SEO.
  4. Build, iterate and maintain 20+ interactive web pages, mobile apps using React Native.
  5. Own front-end development across multiple brands within Apixel.
  6. Leverage REST APIs to build 100+ dynamic and interactive pages.
  7. Assist with 100+ HTML emails, landing pages and forms in HubSpot.
  8. Work with UI/UX designers, translating 40+ designs into code.
  9. Advise on viability and approach to 30+ web projects.
Full Stack Developer

SPINX Digital

Full time contract01/2020 - 04/2021
  1. Led development team of 5 to create SPINX pages, allowing customer repositories to
  2. be hosted directly.
  3. Implemented AWS to allow easy iteration in company cloud infrastructure.
  4. Created new documentation for MaterialUI that prevented the need for a 3-week
  5. onboarding course.
  6. Mentored 8 new junior front-end developers on team in expanding JavaScript, React
  7. and Vue skillset.
  8. Worked with PM/IM to keep on track with the project plan, timeline and billing.
  9. Led bi-weekly stand-up to ensure team worked effectively, using coaching strategies
  10. to increase efficiency by 10%.
  11. worked with Quality Assurance to get new pages/products tested, and addressed any
  12. issues within 48 hours.
Full Stack Developer

Zillow

Full time contract06/2019 - 01/2020
  1. Implemented a 40+ satisfactory user experience with no issues, errors, or downtime
  2. Created and optimized systems played an active role in testing and troubleshooting,
  3. and increased accessibility and browser compatibility by 40%
  4. Finished 3 small projects alone using MERN or MEVN stack for faster cross-platform
  5. development
  6. Built back-end APIs using Firebase cloud functions, a real time database, and cloud
  7. messagingSolved a payment integration problem that required high security andaccuracy for
  8. different user banks.
  9. Transformed monolithic app to microservices using Spring Boot via 12-factor app
  10. methodology
  11. Oversaw centralized configuration & centralized logging by deploying
  12. Spring config server & Splunk, respectively

Education

University of Oulu

Computer Science

03/2012 - 03/2016Bachelor's DegreeClass of 2016

My projects

ExoWorlds

portfolio show

ExoWorlds is a large scale of web3 metaverse project.

Role: Full Stack Developer

Completed: 6/2023

Live project: https://exoworlds.io/

  1. 1
Skills
ReactBlockchainSolidityWeb3NodeReact NativeVuePHPSwift
ExperienceSenior-level5-8 years
Hourly rate$40/hr

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