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AndrewChan

Andrew Chan

Frontend developer

Works remotely from Exeter District

  • 50.71677
  • -3.50945
  • Rate On-demand
  • Experience 7+ years
Propose a project The project will begin once you accept Andrew'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 Andrew's quote.

Location and workplace preferences

Location
Exeter District, England, United Kingdom
Remote only
Primarily works remotely

Verifications

Email not verified

Languages

  • English

    Native or bilingual

Categories

Skills (13)

Experience

BrainTrust

Braintrust Founding Talent

May 2021 - Today (1 year and 5 months)

GUN.IO

Senior Software Engineer

August 2020 - January 2022 (1 year and 5 months)

- Worked with different early stage startup and initiate development structures and build MVP for fundraising.
-Implement different types of tracking system for users, and performance, base to help MVP version level to next iteration.
-Actively mentored Junior developers and interns to achieve their goal that leads them to grow in the next role.
-Write maintainable and resuable code in early days which increase developer experience in the codebase.
-Write documentation for project in the best practice of 500 fortune startups.

BeeLiked Media

Senior Frontend Developer

February 2020 - August 2020 (6 months)

Refactor legacy PHP based platform to React.js/Redux system.
•Develop Internal Campaign Studio in the platform to create their campaign exactly how they want it, to brand, without them having to learn or design anything.
•Update landing page UX with React.js, CSS, that leads user conversion rate by 30%.
•Implement A/B testing in the main pages and could improve overall user experience.
•Refactor legacy PHP front-end to React.js which increase website performance, and user engagement, that leads increasing User Pool by 10X more than before.

HashCash Consultants

Lead Software Engineer

July 2018 - January 2020 (1 year and 6 months)

Python, scripting and low level system coding. Build crypto-centered project front-end using React.js, Redux.js & REST API using Python/Flask Experience working with contract oriented scripting language like Solidity. Strong understanding of the cryptographic principles underpinning Of Blockchain technologies. Understanding of cryptography, symmetric/asymmetric (public/private key), hash functions, encryption/ signatures.
•Implement heatmap data visualization using Highcharts for Cosmos network that enable cartel detection of blockchain network users.
•Implement NFT market place using React.js, Redux, Coinbase API and integrate with Backend REST API
•Implement lazy loading for chart component which has huge datasets that optimize front-end performance and user interaction time.
•Implement different types of blockchain technologies in various project which helps Agency's client marketing, and acquire.

Datatron

Software Engineer

October 2016 - September 2019 (2 years and 11 months)

Built the product frontend in React.js, Redux
•Built and provided documentation for various modular, reusable, and composable components in React.js to increase developer productivity as well as codebase maintainability
•Refactored, fixed, and pushed new code for various features spanning frontend UI to backend Python Flask and Apache Airflow services to ensure a well maintained, responsive, and flexible codebase as product goals evolve to meet various customer needs and use cases.
•Worked in a team to help vet, support, and troubleshoot pre-deployment, deployment, and post deployment of the Datatron platform on customer networks.
•Vet and screen candidates via technical phone and onsite interviews.
•Discovered and fixed backend vulnerability that allowed for arbitrary code execution.

Siemens PLM Software

Frontend Web Developer

December 2014 - June 2016 (1 year and 6 months)

I had built the beautiful frontend pages & writing the clean code.

Education

  • Bachelor of Science in Computer Science

    Boston University

    2013

    Bachelor's degree, Computer Science