■Job Highlights (求人のポイント)
- Flexible Work Style OK
with Hybrid Work and Flextime - International Talent Welcome
(Non-Japanese nationals actively working) - An Organization where Data Professionals Lead
■Salary Range (年収範囲)
¥7,000,000 – ¥13,000,000 JPY
■Job Description (業務内容)
As a
Fullstack Engineer
, you will lead the end-to-end design, development, and operation of our product lineup, spanning from the frontend to the backend. You will be responsible for designing and building a scalable and robust architecture, establishing the technical foundation for next-generation products leveraging AI Agent technology and Large Language Models. Furthermore, you are expected to contribute to enhancing product value through frontend implementation that delivers an excellent user experience and collaboration with cross-functional teams.
■
Position Appeal (ポジションの魅力)
- Challenge to Cutting-Edge Technology:
You can be involved in product development utilizing the latest technologies such as Large Language Models and Generative AI. - Practical Full-Stack Development:
An environment where you can develop while overseeing the entire technology stack, from frontend to backend and infrastructure. - Development of Complex SaaS Products:
You can enhance high-market-value expertise by solving challenges in high-load B2B products. - Product Development with High Social Impact:
You can be involved in high-impact work that contributes to solving societal and corporate problems using AI technology. - Collaboration with Diverse Members:
An environment where you can collaborate with talented members from diverse backgrounds, fostering growth through mutual stimulation. - Balancing Self-Growth and Organizational Growth:
A dynamic field where you can flexibly respond to a rapidly changing environment while achieving both personal and organizational growth.
■Preferred Skills (必須スキル)
・Bachelor's degree or equivalent practical experience in Computer Science, Software Engineering, Artificial Intelligence, Machine Learning, Mathematics, Physics, or related fields.
・Development experience with Web applications using modern frameworks:
3+ years
.
・Frontend development experience using
TypeScript / React
.
・Backend development experience using
Python
.
・Experience with cloud services (AWS, GCP, or Azure) and an understanding of container technologies (Docker, Kubernetes).
・Experience working at a startup or growth-stage company, or equivalent environment experience.
・Knowledge and passion for AI-related technologies.
Language Level (Either required):
- Japanese: Fluent Level
- English: Business Level
■Preferred Skills (歓迎スキル)
・Experience developing systems leveraging Natural Language Processing or Machine Learning.
・Experience developing machine learning models using Python, TensorFlow, or PyTorch.
・Experience developing chatbots, speech recognition systems, or AI Agents.
・Experience launching new businesses or products from the
0→1 phase
.
・Experience in designing and building large-scale and complex architectures.
・Experience in frontend performance optimization (e.g., Core Web Vitals improvement).
・Experience building and operating a design system.
・Bilingual (Japanese/English)
.
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