Ironhack

一橋大学 / Hitotsubashi University

Full Stack Engineer at Lendis

Berlin, Berlin, Germany

Fullstack Engineer

Backend:
Microservice Architecture built upon AWS Lambda, Gateway, DynamoDB and S3. Lambdas written in Typescript.

Frontend:
React with Typescript

Lendis

Full Stack Engineer

Warashibe is building a peer-to-peer payment protocol on Ethereum blockchain to take out the middlemen from marketplaces to reduce the platform commissions as well as payment fees.
We are also building a metrics focused remote task management tool to accelerate startup execution speed and business progress to change how innovation is efficiently pushed forward by autonomous skilled workers all around the world.

Main role
-  Full-stack development to add new features and improve UI

Technologies
-  Next Dapp (React + Next.js + Recoil + Firebase)
-  Node.js, Javascript
-  Firestore
-  UI: Rebass, Storybook

Warashibe, Inc.

Co-Founder, Software Engineer

Hired by Lightcurve that is responsible for a blcokchain project Lisk, I work as a backend developer.

I work on the development of Lisk Service, which is responsible for providing back-end solutions for front-end products.

Main achievements:
-  Developed RESTful API that provides blockchain data for the front-end team
-  Worked on the development of a service that is composed of microservices and provides back-end solutions for the front-end team.

-  Technologies
Javascript(ES6), Node.js, Express, Swagger, Socket.IO, Redis, Postgres, LevelDB, Jest, Docker, Electrum API ...etc

-  About Lisk
Lisk aims to make Blockchain technology more accessible with a SDK written in JavaScript, special focus on user experience, developer support, in-depth documentation, and the Lisk Academy.

Lisk

Backend Engineer

Worked for Japanese companies who would like to understand and/or connect to Berlin's tech-startup scene.

The role included following responsibilities:
-  Market research
-  Set up meeting with local startups and companies
-  Arranged tours of innovation/co-working spaces in Berlin
-  Planned local meetups based on the client's needs

Freelance, self-employed

Consultant

- Application Localization, UI Testing
-  Worked with tech startups in Berlin and localized the application for the Japanese market.
-  Worked closely with product managers or founders in projects to ensure that the outcome will have a positive effect on the targeted users.
-  Tested UIs on mobile devices and provided constructive feedbacks how the UI can be improved.

App localization / UI testing

- Achievements //
Publications : WIRED Japan, The Bridge, The Internet Magazine ..etc

-  Wrote articles about startups, startup ecosystem of cities in Europe and innovation space for Japanese media including WIRED Japan and The Bridge.

-  Talked about startups and tech trends on Japanese TV and radio.

The following is part of the media which I contribute:
-  The Bridge - <a href="http://thebridge.jp">http://thebridge.jp</a>  (2013-)
At the one of the leading startup media in Japan, as part of the editorial team, engaged in content planning, researching and writing articles.

- WIRED Japan (2013-)
Wrote and translated articles as a contributing writer/translator.

-  lifehacker Japan (2013-)
Translated articles originally published on Lifehacker and other websites.
My work: <a href="http://www.lifehacker.jp/author/sato/index.html">http://www.lifehacker.jp/author/sato/index.html</a>

-  Rocket News 24 - <a href="http://rocketnews24.com">http://rocketnews24.com</a>  (2011-2013)
Contributing writer/translator.

Freelance

Tech Journalist

In a company which imports and sells medical and scientific products, engaged in good vigilance practice(GVP). The responsibility includes; monitoring performance of medical products and developing and implementing corrective/preventive action to enhance the performance of targeted products.
I also translated manuals and brochures on medical devices and equipments from English to Japanese.

Yuki Sato