This position is closed and is no longer accepting applications.

Backend Engineer

Sales Marker Minato-ku, Tokyo October 1 2025
  • 💴 ¥6M ~ ¥12M annually
  • 🏡
    Partially remote
  • 🗾 Japan residents only
  • 💬
    No Japanese required
    Conversational English
  • 🧪
    Junior to senior levels
    1+ years experience required

About Sales Marker

Sales Marker Minato-ku, Tokyo

At Sales Marker, our mission is to create a world where all people and companies can challenge themselves beyond existing boundaries. We’re the first and No.1 Intent Sales company and one of the fastest growing start-up in Japan. We’re growing at a speed that is twice as faster as Unicorn startups. By using our product, Sales teams can improve their work efficiency by 3 times.

Key benefits

  • High growth business
  • Co-founders from top companies
  • International engineering & product team

About the position

Sales Marker is actively hiring multiple Back End Engineers across our product zones. In this role, you will contribute the backend, playing a key part in our development efforts. We’re looking for individuals with strong technical foundations who thrive in a startup environment.

We are hiring for roles at various experience levels, from junior to senior engineers, and welcome candidates who are eager to grow, take ownership, and make a meaningful impact.

Tech stack

  • Front-end
    • TypeScript, React, NextJS;
    • Testing: Storybook, jest, playwright;
    • Hosting: Amplify;
    • Feature flag: Unleash;
  • Server Side/Back-End
    • Infrastructure: AWS, EKS, ElasticBeanstalk;
    • DB: Aurora, ElasticSearch, Redis;
    • Languages: Go, Typescript;
    • Analysis environment: Athena, Superset;
    • Monitoring: DataDog;
    • Others: AWS Lambda, AWS Batch, AWS API Gateway, AWS Glue, AWS S3;

Requirements

  • Deep understanding of Data Structures, Algorithms and CS fundamentals
  • 1+ year of experience in Web Application Development
  • 1+ years of experience with React.js, TypeScript
  • 1+ years of development experience on in-house product
  • Conversational level of English

Nice to haves

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

  • Experience with Next.js
  • Experience with Node.js, express
  • Business level Japanese

Compensation

¥6,000,000 ~ ¥12,000,000 annually.

Related jobs

More jobs like this

We'll send you a digest of new English-friendly software developer jobs in Japan. Your email stays private, we don't share or sell it.