Fullstack Web Developer with Python/Go

Tokyo
Partial Remote
Full-time
October 19, 2023

Job Description

pafin(formerly Cryptact) is a leading provider of cryptocurrency profit and loss calculation in Japan named Cryptact, and we’re improving our platform on a daily basis. These days, a new financial mechanism called “DeFi” is trending which allows people to directly trade cryptocurrency-based financial instruments over blockchains, and Cryptact also adopts it for our clients to manage their portfolio. As we grow and expand our business, we look for an engineer who can join our effort in DeFi area and work together in the following tasks:

Fullstack web development for our DeFi specific web systems, both for external clients and an internal management.
Integrate internal APIs for DeFi into the web systems.
Depending on your preference, you will also join DeFi/blockchain related tasks such as Investigate and analyze blockchains, and integrate them into our existing platform.

Qualifications

A successful candidate will have at least one of the following qualifications

Knowledge and experience in full stack web development using React, Next.js and/or TypeScript.
Knowledge and experience in Python or Go

Preferred Qualifications

Knowledge and experience in either of, or all of DeFi/Web3/Blockchain.

APPLY NOW ➜🇯🇵 Residents Only

About クリプタクト

Cryptact (クリプタクト)は、個人投資（株・為替・その他金融商品だけでなく仮想通貨まですべて）をワンストップで管理できるプラットフォームを提供する、2018年に設立されたFintechのスタートアップです。

2017年12月から、仮想通貨の損益計算ができる日本最大級のサービス「tax@cryptact」を開発・運営しています。海外における損益計算手法や会計通貨など、きめ細かな設定も利用可能です。

現在は、投資アイデア・情報を世界中の個人でシェアできる投資SNS「Ideabook」の開発に注力しています。

社内公用語は日本語と英語ですが、開発チームのメイン言語は英語です。多くの日本企業と連携しているため、日本語能力があれば活かすことができます。

個人の語学レベルに合わせて、日本語レッスンもしくは英語レッスンを就業時間内に無料で受講することができるなど、語学サポートも万全です。語学力を磨きながら、国際的なチームで広い視野をもって働きたい方には、素晴らしい環境です！

Japanese Language Policy
Japanese isn’t required in the development team; however, because our main customer base is Japanese and we work with many Japanese partner companies, there will be a case where the Japanese capability would help.
Visa Sponsorship
Pafin supports visa sponsorship for candidates living outside of Japan.
Paid Leave
Days Off: Saturdays and Sundays. National holidays. Year end holidays.

Holidays: Annual paid leave, congratulatory or condolence leave, maternity leave, sick/injured leave, family care leave.

※ Sick leave during the first 6 months of employment, paid vacations in advance (10 days after 6 months, 15 days after 1.5 years)
Benefits
💻 The latest equipment - (an OS of your choice, PC, monitor, mouse, etc) within a certain budget

💹 Stock options can also be available

🇯🇵 Free Japanese lessons on company time

💧 Free water

🚃 Full transportation coverage

🏥 Health insurance

💜 Social security/insurance benefits included
Engineer Interview Process
Document screening

We'll contact you via email if we feel your profile is a good match for the position

Interview

Given the current public health situation, the first few interviews will be done remotely.

1 ) First interview (to check what is written on resume, basic cultural fit, online)

2) Tech assignment (if deemed necessary)

3) Second interview (tech in depth)

4) Final discussion (with directors)
Work style
- Full flex time with core time from 10:00 to 16:00 except Wednesday. You can take Wednesday offs as long as our minimum working hour requirement is met.
- Basically we work in the office, however, remote work is also available for a few days per month under a certain condition.
- The office is 3 minutes walk from Kojimachi station, Chiyoda-ku, Tokyo Japan
Parents and Family
It’s an understanding environment when it comes to raising children, since many of their members (including executives) have families.
Team Culture
- pafin (formerly Cryptact) is a group of professionals in finance and IT. Currently, they have 10 members in their development team, where they exchange opinions in a flat manner. Although the management team comes from the financial industry, the atmosphere is not strict, so newcomers are able to get used to the company quickly.
- Several of their core members have experience in hedge fund management and development of various financial systems at Goldman Sachs. By providing simple and easy-to-use tools, they will make virtual currency, blockchain, and smart contracts more accessible and able to enrich our lives. They believe this will help to bring about a more virtuous cycle in Japan. pafin hopes to contribute to the realization of such a society, even if only in a small way.