【Global EdTech SaaS company】Senior Software Engineer (Tech Lead Candidate) 【Intermediate level of Japanese (N2)required】

▶︎Overview

position : Tech Lead / Senior Software Engineer

salary : ¥7M–15M (based on experience)

language : Japanese (Business level / JLPT N2 required) or English

remote : Hybrid / Remote-friendly

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▶︎About the Company

This company is a fast-growing AI-driven EdTech SaaS provider whose mission is to make “learning and memory a part of everyday life.”

They develop a unique learning platform focused on memory retention, used widely by educational institutions and large enterprises across Japan.

With a strong engineering culture and a product that leverages AI to visualize and enhance memory-related learning, the company continues to scale rapidly in the education technology space.

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▶︎About the Role

You will serve as a Tech Lead for the company’s core learning platform.

Responsibilities include leading complex development initiatives, collaborating with cross-functional teams, and driving technical decisions that shape the platform’s future.

This role provides the opportunity to tackle large-scale challenges in an emerging domain while working alongside highly skilled engineers, including members with global tech-company backgrounds.

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▶︎Development environment

Backend: Scala (Play), C++

Frontend: TypeScript, React, Redux

Mobile: Kotlin, Swift, C++

Infrastructure: GCP

Database: MySQL

Version Control: GitHub

Communication: Slack

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▶︎Position

Full-time Senior Software Engineer / Tech Lead

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▶︎Salary

¥7,000,000 – ¥15,000,000 per year

(12 equal monthly payments)

Stock options and sign-on bonus may be provided depending on the grade at the time of joining.

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▶︎Qualifications

Required:

• Degree in Computer Science or related field, or equivalent practical experience
• 5+ years of software development experience
• Excellent communication skills in Japanese (N2 or above, business level required) or English

Preferred:

• Experience leading development teams or projects
• Strong interest in building software related to learning or memory
• Experience in one or more of the following:
• Large-scale web development using TypeScript
• Mobile app development (Android/iOS) with deep technical knowledge
• Backend development using Scala
• Product development using C++

Personal qualities:

• Humble and collaborative
• Strong motivation for continuous learning
• Flexible and proactive approach to problem solving

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▶︎Work environment

• Flexible working hours (10:00–19:00 as a guideline; discretionary labor system)
• Remote work available
• Office located in central Tokyo (hybrid work style)

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▶︎Holidays and Leave

• Full 5-day workweek (Sat/Sun off)
• National holidays
• Year-end/New Year holidays
• 10 days of paid leave granted upon joining
• Other leave provided according to company policy

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▶︎Allowances and Benefits

• Stock option program
• Commuting allowance
• Book purchase support
• Free drinks in the office
• Full social insurance (employment, workers’ comp, health, pension)
• Financial support for external training programs

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