This position is closed and is no longer accepting applications.

Software Engineer

Pafin Chiyoda-ku, Tokyo
  • 💴 ¥6.5M ~ ¥8.5M annually
  • 🏡 Partially remote
  • 🧪 3+ years experience required
  • 💬 No Japanese required
  • 🗾 Japan residents only
  • 🧳 No relocation support

About Pafin

Pafin Chiyoda-ku, Tokyo

Pafin provides an investment management platform for individual investors in Japan, known as Cryptact Grid. The first service launched on Grid is Japan’s largest service for profit/loss calculation and tax assistance in cryptocurrencies.

Key benefits

  • Flextime
  • Free Japanese lessons
  • Technical Cofounders

About the position

We are seeking a highly skilled and experienced Software Engineer to join our dynamic team. The ideal candidate will have a strong background in Node.js and TypeScript, along with competency in DevOps practices and an understanding of front-end technologies.


  • Develop and maintain high-quality software solutions using Node.js and TypeScript.
  • Collaborate with cross-functional teams to design, develop, and implement software solutions.
  • Assist in setting up and managing Continuous Integration (CI) and Continuous Deployment (CD) pipelines.
  • Demonstrate competency in DevOps practices, including automation, configuration, and monitoring.
  • Participate in the development of our front-end applications using React, TypeScript, and Next.js as needed.
  • Troubleshoot and resolve technical issues in a timely manner.
  • Participate in code reviews and ensure adherence to coding standards.


  • 3+ years of experience in software development with a focus on Node.js and TypeScript.
  • Competency in setting up and managing CI/CD pipelines.
  • Understanding of DevOps tools and practices.
  • Basic knowledge in front-end technologies, specifically React and Next.js.
  • Excellent problem-solving and analytical skills.
  • Strong communication and teamwork abilities.

Nice to haves

While not specifically required, tell us if you have any of the following.

  • Experience with React in front-end development.
  • Understanding of containerization and orchestration tools (Docker, Kubernetes).
  • Knowledge of database technologies (SQL/NoSQL).


6.5 to 8.5 million JPY annually. Stock option are also available.

Hiring Process

  1. 1

    First interview

    We’ll check what is written on resume, and are looking for a basic cultural fit. Conducted online.

  2. 2

    Second interview

    We’ll go in depth into tech.

  3. 3

    Final discussion

    You’ll speak with a tech director and the CEO.

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