Shinjuku-ku, Tokyo BLOOMTECH, Inc

Job Summary (求人ポイント)

  • Lead Position in Generative AI Technology Development
  • Hybrid Work Arrangement
    (Possible to work from home 2 days a week)
  • End-to-End Involvement
    from Research and Investigation to Development and Deployment

■Salary Range (年収範囲)

¥10,000,000 – ¥18,000,000 JPY

■About Our Company (当社について)

To enhance the productivity of Japanese companies and revitalize industries, we promote the research and development of cutting-edge AI technologies both domestically and internationally. We provide various products and solutions using the latest technologies such as Large Language Models (LLM) and AI Agents.

■ Key Responsibilities (担っていただきたい役割)

・Design and Development of AI Agent Framework
(Core development primarily using Python)

・Construction of a Highly Extensible Architecture
for inter-agent collaboration and cooperation among AI Agents

・Implementation and Operation of a Scalable Runtime Environment
for multi-tenant applications

・Performance Optimization
for real-time inference in cloud-native environments

・Collaboration with Research Teams:
Defining requirements and implementation to translate cutting-edge research on LLMs and AI Agents into products.

・Team Leadership:
Leading technology selection and development process improvements, and supporting the growth of other engineers.

■Required Skills and Experience (求められるスキル・経験)

Required Skills 必須スキル

・Bachelor's or Master's degree in Computer Science or a related field, or equivalent practical skills.

・Experience in the development of AI/ML or AI Agents, with the ability to consistently handle architectural design, technology selection, and implementation.

・Practical experience in
backend development (目安: 5+ years)
, including development using languages such as Python or Java.

・Deep understanding of CS fundamentals such as algorithms and data structures, and hands-on implementation ability.

・Experience using cloud platforms (AWS, GCP, or Azure) and container technologies (Docker, Kubernetes).

・Strong interest in the LLM / AI Agent domain and a continuous curiosity for keeping up with the latest technologies.

Preferred Skills歓迎スキル

・Development or research experience in AI/ML, chatbots, Generative AI, NLP, or agent frameworks.

・Experience with distributed systems and performance optimization in large-scale data environments.

・Knowledge of designing and implementing multi-agent systems.

・Experience in team leadership or management, or an aspiration for technical leadership.

・Practical experience in a multinational environment.



  • Shinjuku BLOOMTECH, Inc ¥10,000,000 - ¥18,000,000 per year

    Lead Position in Generative AI Technology Development. Hybrid Work Arrangement (Possible to work from home 2 days a week). End-to-End Involvement from Research and Investigation to Development and Deployment. · Design and Development of AI Agent Framework (Core development primar ...


  • Shinjuku-ku, Tokyo BLOOMTECH, Inc ¥10,000,000 - ¥18,000,000 per year

    Lead Position in Generative AI Technology Development. · Design and Development of AI Agent Framework (Core development primarily using Python) · ...


  • Tokyo Skillhouse Staffing Solutions K.K. ¥5,700,000 - ¥7,200,000 per year

    世界的に認知され、日本でも長年にわたって事業を展開している外資系ライフスタイルブランドが、QAエンジニアを募集します。POS(販売時点管理)システムのテスト経験・知識がある方の応募を、特に歓迎します · パターン特定・問題解決・効果的な提案ができる高い分析力 · POSからバックエンドまで、UI/UXやデータ処理を含むエンドツーエンドのテスト経験 · チームと協力し、詳細なテスト計画の作成・レビューが可能 · トレーニング資料の作成やメンバー教育のスキル · 明確なコミュニケーション力と文書作成能力 · ソフトウェア開発のベストプラクティスに関する理解と ...

  • Tech Lead

    4週間前


    Shinjuku W3Global ¥8,300,000 - ¥14,760,000 per year

    We're seeking a Tech Lead with strong data and backend engineering expertise to drive the development of high-performance AI data platforms and systems. · You will lead the design · and operation of scalable, · secure, · and efficient data infrastructures that support cutting-edg ...


  • Shinjuku W3Global ¥15,000,000 - ¥20,000,000 per year

    A fast-growing AI startup is seeking a Senior Backend Engineer to join their AI Agent Framework team. This role is ideal for experienced backend developers passionate about cutting-edge technologies in Large Language Models (LLMs), natural language processing, and multi-agent sys ...

  • SRE/DevOps Engineer

    12時間前


    Tokyo TEKsystems $800,000 - $1,000,000 per year

    We are looking for an SRE/DevOps Engineer with experience in an AWS environment and strong hands-on Kubernetes (CKA). Our client is expanding to support an ambitious project, · Develop, operate, and improve observability features and tooling for Kubernetes infrastructures. · Ensu ...


  • Tokyo Computer Futures ¥8,000,000 - ¥12,000,000 per year

    Join a fast-growing global tech company in the electric mobility sector as a Senior / Lead Full-Stack Engineer. We are building scalable EV charging solutions that combine hardware and software to power the future of transportation. · Lead technical aspects of backend dashboard p ...


  • Tokyo TEKsystems ¥5,000,000 - ¥10,000,000 per year

    Site Reliability Engineer (SRE) – Azure Platform. Our client is expanding their engineering team to support a high-impact technology initiative with a target release in 2025. · Maintain and enhance the reliability of systems hosted on Azure. · Collaborate with DevOps, Development ...


  • Tokyo ROYAL AGENT株式会社 ¥6,000,000 - ¥10,000,000 per year

    This is a Web Application Engineer position at an AI-driven content creation startup in Tokyo. The team uses innovative AI tools to enhance digital content accessibility. · Lead full-stack development of web-based services · Guide a small team of contractors (around 4 members) · ...


  • Tokyo ROYAL AGENT株式会社

    We are looking for a Senior Software Engineer to design and build scalable systems that address complex real-world challenges in a data-intensive business domain. · As a Senior Software Engineer you will play a key role in designing and building scalable systems that address comp ...


  • Tokyo Talisman Corporation ¥6,000,000 - ¥12,000,000 per year

    We are looking for a Senior Frontend Engineer with experience in React and TypeScript to join our team in Tokyo. As a key member of our engineering team you will be responsible for developing reporting features using cloud-based accounting solution. · Develop reporting features u ...


  • Tokyo Build+ (formerly Wahl+Case) ¥10,000,000 - ¥12,000,000 per year

    We are partnering with a dynamic, market-leading B2B SaaS startup that is revolutionizing the commercial real estate sector in Japan. Their platform acts as a comprehensive data ecosystem for enterprise clients, including major financial institutions and developers. · Core Develo ...


  • Tokyo Talisman Corporation ¥5,000,000 - ¥10,000,000 per year

    Senior Frontend Engineer at a leading company in the financial industry for someone living in Japan. · ...


  • Tokyo, Tokyo G Talent ¥6,200,000 - ¥12,000,000 per year

    We are looking for a backend engineer to join our team in developing a new PaaS service that promotes the use of Generative AI. · ...


  • Greater Tokyo Area G Talent

    We are seeking a Cloud Engineer to join our team in the Greater Tokyo Area. As a contract development engineer, you will be responsible for building cloud services during the planning phase and refreshing development methodologies from on-premises to cloud-based approaches. · Bui ...

  • Product Manager

    3週間前


    Tokyo Tenth Revolution Group ¥5,000,000 - ¥10,000,000 per year

    Hiring | Senior Product Manager (In-house Banking Platform) – Tokyo (Hybrid 1 or 2 days/ week to office) · ...

  • Global Engineer

    1ヶ月前


    Tokyo, Tokyo G Talent ¥3,000,000 - ¥5,000,000 per year

    We are seeking Backend Development Engineers.This role involves development work for major projects and web/business systems. · ...


  • Tokyo Skillhouse Staffing Solutions K.K. ¥6,000,000 - ¥18,000,000 per year

    A Global Real estate firm is looking for a Technical Project Manager/Scrum Master. You will coordinate projects across backend, frontend, mobile, and QA teams, ensuring clear communication, smooth delivery, and continuous improvement of processes. · You will bridge communication ...


  • Tokyo Alto Consulting

    Are you ready to make a significant impact in the fintech industry? We are seeking a Senior Risk Business Intelligence Engineer to join our dynamic and innovative team in Tokyo, Japan. · Data Modeling: Design and implement advanced data models to enhance analytics and reporting c ...


  • Tokyo Speechify

    Speechify is committed to making reading never a barrier to learning. Over 50 million people use Speechify's text-to-speech products. The company has no office and is looking for a Senior Backend Engineer. · ...


  • Tokyo Autify

    We are seeking an experienced Engineering Manager to lead our Japanese market No code team as well as supporting our cloud infrastructure management duties. · Ensuring the team has the tool and expertise required to fulfill its core mission on our main product · ...