Fullstack Engineer (Generative AI Product team)

Tokyo
Partial Remote
Full-time
March 31, 2025

業務内容

生成AIプロダクトの開発業務を担当いただきます
立ち上げフェーズのスタートアップのため、バックエンド/フロントエンド/クラウドインフラと幅広い領域を担当いただきます

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You will be responsible for the development of generative AI products.
As we are a startup in the launch phase, you will handle a wide range of areas including backend, frontend, and cloud infrastructure.

開発スタイル

コードレビューとペアプログラミングを重視しています
コードの可読性、保守性の向上を意識して開発を進めています
プロジェクトによってアジャイル、ウォーターフォール、アドホック形式を選択しています

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We emphasize code review and pair programming
We are conscious of improving code readability and maintainability.
We choose agile, waterfall, or ad hoc methods depending on the project.

技術スタック

フロントエンド：Next.JS,TypeScript,React
バックエンド：Python,Django
その他：AWS,git,datadog,Slack

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Frontend：Next.JS,TypeScript,React
Backend：Python,Django
Others：AWS,git,datadog,Slack

その他 / Others

円滑にプロダクト開発を進めるため、週1回は東京オフィスへ出社いただきます
チーム内のコミュニケーションは英語が中心で、他部門とのコミュニケーションは英語と日本語両方利用します
本社のエクサウィザーズ社では毎週エンジニア勉強会を開催しており最新技術や知見をキャッチアップすることが可能です

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To facilitate smooth product development, you are required to come to the Tokyo office once a week.
Communication within the team is primarily in English, while communication with other departments utilizes both English and Japanese.
At our headquarters, ExaWizards, we hold weekly engineer study sessions where you can catch up on the latest technologies and insights.

必須要件

Webアプリケーションまたはモバイルアプリケーションの開発の経験2年以上
ネットワークやデータベース等の基礎知識
アルゴリズム・データ構造の基礎知識
英語スキル（日常会話レベル）
日本語スキル（N2レベル）
現在、東京オフィスへ出社可能な場所に住んでいること

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More than 2 years of experience in developing web or mobile applications
Basic knowledge of networks, databases, etc.
Basic knowledge of algorithms and data structures
Japanese language skills (N2 level)
Currently residing in a location that allows commuting to the Tokyo office.

APPLY NOW ➜Japanese Required ⚠️

About Exawizards

「AIを用いた社会課題解決を通じて、幸せな社会を実現する」をミッションに、介護、人材、金融、医療、製造、流通など複数領域に横断して、複合的に社会課題の本質的解決を目指すAIスタートアップです。ビジネスモデルとしては主にプロジェクト型とプロダクト型に分かれ、プロジェクト型では機械学習エンジニアとコンサルタントがビジネス課題の発見から学習モデルによる解決まで、プロダクト型では発見した課題とそれを解決する学習モデルを用いたより普遍的で広範なソリューション提供のためのSaaSプロダクトを開発しています。

Japanese Language Policy
Japanese skills are not strictly required. They also offer some support for helping with Japanese language study, but those who don’t speak Japanese may have a more limited set of teams where they can work. They recommend employees have the ability to hold daily conversations in Japanese.
Paid Leave
At the start of the fiscal year (April 1st), employees receive their paid time off days for the year.

In the first year of employment, the number of days received will be relative to the number of months worked.

In the year after joining, employees receive 15 days of paid time off, followed by 16 days the next year, and an additional two days beyond that for each year that passes.

Also, members from outside of Japan get two extra “return vacation” days in addition to this.
Benefits
💹 Stock options

👩‍🎓 Support for PhD studies

💜 Support for attending conferences, purchasing books etc.

👨‍🏫 Japanese lessons

🌎 Translation/interpretation support (EN<>JP)
(Simultaneous interpretation during all-hands meetings, announcements in English)
Engineer Interview Process
Software Engineers & Mobile Engineers

1.Online Coding Test (30min)
2.1st Technical Interview (White-Board Coding)
3.2nd Technical Interview (Overall Experience, etc.)
4.Final interview
+Depending on the individual case we may ask the candidate to attend a team matching interview.

Platform Engineers

1.Online Coding Test (30min)
2.1st Technical Interview (Team interview)
3.2nd Technical Interview (Leader Interview)
4.Final Interview
+In case of some Platform Engineer positions (ML Infrastructure, etc.), the coding test step may be skipped.
Remote Work
Partial Remote Work

ExaWizards offers partial remote work, and do not currently implement full remote work.

All employees are required to come to the Tokyo head office once a week. There is a possibility that the frequency of office attendance may increase in the future.
Work style
For engineers and designers, ExaWizards uses a fully discretionary labor system (裁量労働制).
They don’t have a specific start time, nor do they have core hours.

Members with children are able to use this system to make time to drop off children at school or fulfill any other obligations.
Doctorate Support Program

ExaWizards has a special support program for people who want to continue their doctoral studies while working. They even subsidize the costs (tuition, entrance fees etc) up to 2 million yen until graduation.

Care Tech

We develop evidence-based care to support the independence and coexistence of care recipients and make the care more accessible by using technology.

Med Tech

We aim to develop value-based healthcare for every individual and create a world in which everyone can live the best possible life they can.

We work on the early detection of individual disease risks and prevention of aggravation using ICT/AI.

Fin Tech

We make financial services for people who have been left behind because of the digital divide.
1. Support for consumption activities of the elderly
2. Support for continuation and growth of SMEs
3. Development of more convenient financial services
HR Tech

Through Jinjirality, technical singularity in the HR industry (“Jinji” in Japanese), we will pass on a better society to future generations despite the decrease in the working-age population by half.

※Business units are generally determined by individual choice and you can move between different domains