Job Description

Career Opportunity for a Backend Engineer in Japan!

■ Job Title

Backend Engineer 

■ Company Overview

This Tokyo-based tech company, founded in 2010, has established itself as a dynamic and growing player with a strong focus on integrating AI into its product offerings and services. The profile highlights its use of modern AI technologies to improve business productivity and efficiency, with products that automate tasks like summarizing meeting minutes and generating emails, as well as its investment in research and development through a dedicated AI subsidiary. The organization appears to embrace an international work environment and offers a range of roles across engineering and AI domains, suggesting diversity in professional opportunities for tech talent. Overall, the profile paints a picture of an innovative, AI-driven company with a solid base in Japan’s tech scene and a forward-looking approach to product and talent development.   

■ Your Role and Responsibilities 

● As a Backend Engineer, you will lead the design, development, and operation of backend systems for JAPAN AI's product suite.
● You will design and build scalable, robust backend architectures and technical foundations for next-generation products utilizing AI agent technologies and large language models.
● We expect you to contribute to enhancing product value through collaboration with cross-functional teams.

■ Desired Qualifications:

■ AI Product Development
● Design, develop, and operate backend systems for AI products
● Implement AI agent systems utilizing large language models (LLMs)
● Develop APIs for real-time speech processing and speech synthesis systems
● Build and optimize natural language processing pipelines 
■ System Architecture & Infrastructure
● Design distributed systems using microservices architecture
● Design and implement scalable APIs for high-traffic scenarios
● Containerization and Kubernetes operations on GCP
● Database design and query optimization for large-scale data processing 
■ Development Process & Quality Improvement
● Build and improve CI/CD pipelines
● Promote code reviews and test automation
● Build monitoring and log analysis systems
● Implement and operate based on security requirements
■ Machine Learning & AI Integration
● Integrate and deploy machine learning models to production environments
● Build and operate MLOps pipelines
● Optimize inference API performance and reduce latency
● Develop A/B testing infrastructure and support data analysis
■ Team Collaboration & Technical Leadership
● Collaborate with cross-functional teams (designers, product managers, project managers)
● Participate in technical selection and architecture decisions
● Research new technologies, build prototypes, and conduct technical validation o Improve and automate development processes

■ Additional Preferred Qualifications

● Bachelor's degree in Computer Science, Software Engineering, Artificial Intelligence, Machine Learning, Mathematics, Physics, or related fields, or equivalent practical experience 
● 5+ years of application development experience using Python 
● 3+ years of experience developing complex SaaS products or high-traffic B2B products 
● 3+ years of experience with cloud services (AWS, GCP, Azure) and container technologies (Docker, Kubernetes)
● Experience working at startups or growth-stage companies, or equivalent environments 
● Knowledge of and passion for AI-related technologies 

■ Work Location

Tokyo (Hybrid)

 

■ Salary 

To be decided based on your experience, skill set, and company policies.
Details will be shared during the interview process.

Details will be provided during the meeting.