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Updated 2025-04-23
Activated 2025-04-23

Data Engineer
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This posting is managed by: bloomtech.inc
Company Name Company is not publicly visible
Job Type
bloomtech.inc
IT (Mainframe) - Database SE
IT (Hardware/Network) - Middleware Engineer
Industry Telecommunications/Information Services
Location Asia Japan Tokyo Shinjuku

Job Description ■Recruitment background
JAPAN AI Co., Ltd. is experiencing rapid growth through the development of products using Generative AI. As the importance of data continues to grow, there is an urgent need to strengthen the data analysis infrastructure and build an efficient data integration system. As a result, we are looking for a data engineer who can lead data management and analysis in a complex enterprise environment.

Our products use AI technology to improve business efficiency, and data collection, conversion, and analysis are the foundation of this. As a data engineer, we are looking for someone who can optimize these processes and provide technical support for the growth of our products.

■Expected role
As a data engineer, you will be responsible for building and operating our data analysis infrastructure.

You are skilled in building data integration systems in complex enterprise environments, and will use your practical experience with RDBMS, NoSQL, and Data Warehouse to develop a foundation for efficient data collection, conversion, storage, and analysis.

■Job Description
- Creation of data analysis infrastructure
Design and implementation of data pipelines for collecting, converting, and storing large amounts of data
Improve data processing efficiency through optimization and automation of ETL processes
Build infrastructure to support data visualization and analysis
- Construction of data integration systems
Design and implementation of data integration systems in complex enterprise environments
Realize real-time data integration using APIs and messaging queues
Provide solutions for efficient data integration and synchronization between different systems
- Database management
RDBMS, NoSQL, Data Design and operate a database using Warehouse
Ensure data integrity and security, and optimize performance
Formulate and implement database backup and recovery strategies
Manage and create AI model training data
Manage and create datasets required for AI model training
Support improving the accuracy of AI models through data preprocessing and feature engineering
Improve data quality
Design and implement processes to cleanse and normalize data and improve data quality
Implement monitoring systems to maintain data integrity and minimize errors
Strengthen data security
Formulate data security policies and implement measures to ensure data confidentiality and safety
Reduce security risks through management and auditing of data access permissions
Attractiveness of this position
Experience cutting-edge technology:
Gain practical experience at the forefront of fast-growing fields such as large-scale language models and AI agents.
Discretion and speed:
Enjoy the rapid decision-making process and flexibility of adopting new technologies that are unique to startups.
International team:
We have multinational engineers, and communication in English is welcome (some positions do not require Japanese language ability).
Impactful work:
You'll play a key role in shaping the future of AI-driven products and directly contribute to the success of our clients and industries.
Professional growth:
You'll grow alongside a highly skilled team while contributing to technology strategy and taking on leadership roles.
Company Info [About JAPAN AI Co., Ltd.]
Geniee actively uses AI technology in product development, and in its own products "GENIEE SFA/CRM" and "GENIEE CHAT", it provides AI-related functions that lead to improved business efficiency and productivity for customers, such as automatic summary of minutes and automatic creation of emails using ChatGPT.

In this situation, the Group established a new subsidiary, "JAPAN AI Co., Ltd.," on April 11, 2023 to further promote implementation consulting, product provision, and research and development related to AI technology.

JAPAN AI Co., Ltd. has the purpose of "inheriting Japan and exploding the potential of working people with AI", and promotes research and development of cutting-edge AI technologies both domestically and internationally to improve the productivity of Japanese companies and revitalize industry, and provides various product solutions using cutting-edge technologies such as large-scale language models (LLMs) and AI agents.
Working Hours Flextime system
Job
Requirements		 ■Requirements
・Bachelor's or Master's degree in computer science or related field, or equivalent practical skills
・Experience using cloud platforms (AWS, GCP, Azure) and container technologies (Docker, Kubernetes)
Practical experience in data engineering
Experience in designing and implementing data pipelines (3 years or more)
Experience operating RDBMS, NoSQL, and Data Warehouse
・Deep understanding of CS basics such as algorithms and data structures and hands-on implementation ability
Experience in data processing using Python, SQL, etc.
Experience in automating data processing using scripting languages
・Database management skills
Experience in designing, operating, and optimizing databases
Experience in tuning database performance
・Experience in data quality management
Experience in data cleansing and normalization, and process design for improving data quality
・Security awareness
Knowledge and practical experience in data security
・Strong interest in the LLM/AI field and a spirit of inquiry to keep up with the latest technologies

■Welcome conditions
・Experience in managing and creating learning data for AI models
・Experience in preparing and managing datasets required for training AI models
AI/ML, chatbots, generative systems Development and research experience in AI, NLP, agent frameworks, etc.

Knowledge of big data technology

Knowledge of big data processing technologies such as Hadoop and Spark

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

Work experience in a multinational environment
Japanese Level Business Level(JLPT Level 2 or N2)
Salary JPY - Japanese Yen JPY 6000K - JPY 12000K   
Other Salary
Description		 Social Insurance
Holidays Five-Day Workweek
Winter Holidays
Paid Holidays
Child-care Leave
Job Contract
Period		 Full-time employment
Nearest Station Shinjuku-ku, Tokyo
*Hybrid work
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