Full-stack engineer for AI product (Freelance, English, Full-Remote)
Tokyo

We’re looking for a skilled Full-stack engineer for AI product who are Passionate About New Product Development to join our team. We are in the midst of creating a high-value product, continuously refining it through testing and improvement. You’ll work flexibly and remotely on a monthly renewable contract. If you're passionate about cutting-edge AI and want to shape a product that leverages AI for strategic decision-making, we’d love to hear from you! This is a consulting startup with its headquarters in Tokyo. However, the position is fully remote, allowing you to work from overseas.
【Skills】
- Proficiency in Node.js and Vue.js
- Experience in both frontend and backend development, with the ability to quickly build prototypes
- are familiar with handling AI APIs, including prompt engineering, batch query, cached results, etc
- Strong architectural design skills (=Experience as a Tech Lead or higher)
【Role Details and Compensation】
・Contract Basis(Freelance 業務委託ベース : Monthly renewal.)
・Fluent in English ※No Japanese skill required
・Full-remote, Work from overseas, Flexible working hours
・Minimum working hours: 4 hours/day = 80 hours/month
・Hourly Rate: ¥3,000(JPY) - ¥8,000(JPY)
which equates to a monthly total of ¥240,000 – ¥ 640,000 based on skills and expected work hours (approximately 80 hours/month).
Looking for an engineer who;
1. Passionate About New Product Development
2. 5+ years of experience
3. can commit 4 hrs/day
【Team】
We are a small team of 4 members.
The team leader is Japanese, and we also have a Chinese AI engineer on the team. Additionally, there are two contract engineers.
You can communicate the leader in English.
【Hiring process 】
① Document Screening
We’ll check your work experience and skill level based on your CV/resume.
②Interview
There will be only one web interview with the hiring company. You’ll speak with the team lead.
③Offer