Backend Engineer

Are you looking to escape legacy systems and build the future of AI or Global Trade? We are looking for Backend Engineers for Japan’s most exciting tech-forward companies.

Technical Environment & Scope

• PHP, Golang, Java, Python, and TypeScript
• Ruby on Rails (Prior experience not required; opportunity to master on the job)
• Development of AI engine APIs, LLM-based agents, and global logistics systems
• SQL database modeling, REST/GraphQL API design, and cloud infrastructure (AWS/GCP)
• Design and maintenance of server-side logic and scalable architectures

Team & Culture

• Agile/Scrum methodology within small, autonomous teams
• Collaboration with internal AI Research Scientists and multinational engineers
• Open environment with a flat hierarchy and rapid release cycles
• Support for technical study groups and continuous system improvement
• Remote work options available

Requirements

• Extensive (5 years) experience in backend/server-side development
• Strong grasp of data structures, security principles, and design patterns
• English-first communication (Japanese: Beginner level OK)
• Proactive approach to learning new technologies and business domains

🌟 Why Join?

• Build cutting-edge AI and conversational data technology
• Solve complex engineering challenges in real-time systems
• Ship code quickly in a fast-moving startup environment
• Create products that drive revenue and decision-making

📩 Interested—or know someone who might be?

We’re hiring for multiple roles, so even if this isn’t a perfect match, feel free to reach out and explore other opportunities.