Personal details

Patrick K. - Remote full-stack developer

Patrick K.

Based in: 🇯🇵 Japan
Timezone: Tokyo (UTC+9)

Summary

Hi I am Patrick and I am a fulltime FullStack Engineer. I love developing new Apps in React (Nextjs) and also Backend in various languages like Nodejs and Go. I have also quite some experience with Contentful by building both custom apps inside Contentful as well as using it to display data in the app. I am always interested in new techlogies. Right now I am learning Rust and Svelte in my free time. In the past I have worked on many Web3 / Blockchain projects.

Work Experience

Professional React and React Native Freelancer
Codementor / Arc | Sep 2015 - Present
HTML
React
JavaScript
React Native
Gatsby
Web3
Next.js
Prisma
Contentful CMS
Express.js

I have been professionally freelancing since 2015. During that time I build a lot of different apps varying from simple blogs to complicated webapp and mobile apps. I always enjoy learning new things.

My usual Stack would be:

* Backend: Nodejs / Go

* Mobile: React Native or Flutter

* Frontend: React with Nextjs / Gatsby with Typescript

* Backend: PostgresSQL, MongoDB, Firebase

* Blockchain: Ethersjs

* CMS: Contentful

* Deployment: Vercel / AWS lambda / AWS EC2 / Kubernets / GCP / Firebase

CTO
Kawazu Sakura Software K.K | Oct 2021 - Jul 2023
HTML/CSS
TypeScript
Google Cloud Platform
Redux
GraphQL
Next.js
Go (Golang)
Contentful CMS
Express.js
AWS (Amazon Web Services)

The following is an extract of projects I have worked on:

Tacen (2 years https://www.tacen.com/)

  • Managing a frontend Team of 4 Developers and Backend Team of 3 Developers
  • Communicate with Chief of Product, Engineering Leaders and other stakeholders to adjust goals and timelines
  • Developing and architecturing with 20 microservices using Go, Nim, and Node Js and Kafka for an exchange service
  • Designing and implementing 5 new microservices in Go
  • Creating configure websites with Contentful and Nextjs and deploy it with Vercel
  • Integrate blockchain technology using etherjs and web3js
  • Increased team performance by 30% by improving on specs, documentation and conducting evaluations
  • Developing and architecting UI libraries, components and websites using NextJs (React) and Storybook
  • Integrating an designing GraphQL endpoints with Nextjs
  • Improve development process by creating internal tooling to speed up development setup by 50%
  • Created initial product in 3 months and alpha version in a year from zero
  • Architected 4 different Webapps in Nextjs using template system

Education

Saarland University
Master's degree・Computer Science
Apr 2014 - Oct 2016

Personal Projects

MapifyIconOpenNewWindows
2019
Android
React
JavaScript
React Native
iOS
Mapify is a social network for travel lovers, that helps users plan their next vacation by giving a recommendation of places with pictures taken from other users as well as tips for accommodation and what to bring for your travel. 
Crumbs React Native AppIconOpenNewWindows
2018
JavaScript
React Native
MobX
iOS
rumbs is a financial app that invests your spare money into cryptocurrencies. For example, users are able to automatically invest their credit card purchases round ups into crypto. Furthermore, one can also buy and sell crypto automatically.