Backend Engineer in Tokyo - Python & AI Product Development

Join a fast-growing AI company developing generative AI solutions in chat, speech, and agent technologies. As a Backend Engineer, you will design and operate scalable backend systems to support advanced AI products. This role offers direct access to innovative technologies and involvement in building robust backend infrastructure from early-stage prototypes to full-scale deployment. You'll collaborate with cross-functional teams in an agile and bilingual environment.

Key Responsibilities

• Design and develop scalable backend architectures for generative AI services.
• Implement and maintain backend systems using Python and cloud platforms.
• Collaborate with AI researchers and product managers to integrate models and features.
• Monitor and enhance performance, reliability, and operations workflows.
• Contribute to architectural decisions, technical reviews, and backend roadmaps.
• Support full development cycles from prototype to release and scaling.
• Improve engineering efficiency with automation, deployment, and tooling upgrades.

Required Skills and Qualifications

Experience:

• Degree in Computer Science or related field, or equivalent practical experience.
• Experience in developing Python-based applications.
• Background in SaaS or high-traffic B2B systems.
• Hands-on experience with cloud platforms and container-based infrastructure.
• Familiarity with startup or high-growth tech environments.

Soft Skills:

• Strong analytical and problem-solving skills.
• Effective communication across technical and non-technical teams.
• Ability to manage multiple priorities in a dynamic setting.
• Collaborative mindset with experience in cross-functional teams.
• Quick adaptation to emerging technologies and evolving product needs.

Language Requirements:

• Japanese: Fluent
• English: Intermediate to Business level

Preferred Skills & Qualifications

• Experience in AI infrastructure or machine learning backend pipelines.
• Familiarity with DevOps practices and CI/CD workflows.

About the Company

Our client is a rapidly expanding AI technology firm known for building innovative generative AI products. The company is committed to delivering scalable and intelligent systems for global users, with a strong focus on engineering excellence and cross-functional collaboration. Their work environment encourages ownership, agility, and professional development.

Why You'll Love Working Here

• Direct involvement with cutting-edge AI and agent technologies
• Company-funded AI tools, development resources, and language programs
• Eligibility-based housing and refresh allowances
• Hybrid work setup with flexible hours
• Opportunity to influence the growth of impactful AI products from the ground up
• Join a high-caliber engineering team in a culture that values initiative and learning

Don't Miss Out - Apply Now!