Role overview
We are looking for a Backend / DevOps Engineer to build and operate the cloud infrastructure and backend systems supporting Greenphard's IoT-DRS. You will also design and develop data processing platforms for energy-saving and demand-response control, and optimise performance.
Your work
Main mission: Build and operate the cloud infrastructure and backend systems supporting Greenphard's IoT-DRS. Work with frontend and IoT device engineers on new features, code maintenance, data processing platforms and performance optimisation.
Key tasks
- Build and operate serverless and container architectures using AWS Lambda and ECS.
- Manage infrastructure as code with Terraform and develop CI/CD pipelines.
- Develop backend APIs, batch processing and data transformation logic in Python and Go.
- Administer Linux systems and write automation scripts.
- Design data pipelines between IoT gateways and the cloud.
- Collaborate across functions with frontend and IoT engineers.
What you bring
Required skills & experience (at least 1 year each)
- AWS Lambda/ECS development and operations, and infrastructure provisioning and management using IaC tools such as Terraform.
- Linux bash utilities and Linux OS setup and operation.
- Backend services and business logic development, including programming in Python and Go.
- Business-level English for reading, writing and meetings. English is the common language of our multinational team.
Preferred skills & experience
- AWS services such as Amplify, EventBridge and CloudWatch.
- Frontend web application development and an understanding of the full stack.
- PostgreSQL database design, queries and optimisation.
- Conversational Japanese.
Who we look for
- Passionate about contributing to society and the world.
- Globally minded and happy working with a multinational team.
- Results-oriented, with the ability to deliver high-quality work at speed.
- Eager to explore new technologies and knowledge.
Work environment & benefits
- Location
- Head office in Minato-ku, Tokyo. The office may relocate as the company grows.
- Working arrangements
- Flexitime, with core hours from 10:00 to 16:00. Remote work available once a week.
- Holidays & leave
- Saturdays, Sundays and public holidays, plus summer and year-end/New Year holidays.
- Benefits
- Full social insurance coverage
- Our approach
- Work hard, play hard. Take responsibility while working flexibly and staying healthy.
Hiring process
- STEP 1Apply
- STEP 2Application screening
- STEP 3Interviews (multiple rounds)
- STEP 4Offer
* Please apply through the application form and attach your CV and career history.