Back-end Engineer | Privacy Tech Startup

【 About the company 】

Develops support services for data utilization using privacy tech technology.
Provides AutoPrivacy, a service that builds a data clean room (an environment where data from multiple businesses is crossed and utilized while protecting privacy).
Development of Data Anonymizer, a service that automatically detects and masks personal information entered in ChatGPT prompts. (Beta version as of February 2024)
Development of support business related to the introduction of privacy-enhancing technologies (PETs) and the development of new services and products utilizing PETs.
Operates the PrivacyTech Institute, a website that disseminates information related to privacy tech.
With the mission of "Solving social issues with privacy tech," the company's purse is "Creating a discontinuous future, overwhelmingly.

【 Job Description】

The company is a privacy tech company with expertise in privacy protection technology and personal information.
The company has developed its own technology that combines mathematics, cryptography, and law, and offers AutoPrivacy, a data cleanroom construction platform, as a service to major Japanese companies and other businesses that hold large amounts of data.
"AutoPrivacy" enables secure and flexible data collaboration among multiple businesses, combined with privacy protection technologies such as secret computation and federated learning. After a demonstration experiment with several partners, full-scale service provision began in August 2023.

■Responsibilities
AutoPrivacy back-end design, development, and operation that can scale flexibly with business growth
Custom development and operation according to customer needs

■Technical Features of the Product
Privacy-preserving technologies (e.g., secret computation, differential privacy, federated learning) available in the cloud
Responsible for processing tens to hundreds of millions of table data per customer and data federation
High level of security required for large enterprises
Flexible workflow and privilege management functions

■Attractiveness
Entering a phase of accelerated business growth!
The foundation of the business is solidifying in terms of core technology, capital, and customer base.
Successful invention and modularization of core technologies through R&D
Completed 790 million yen fundraising through Series A equity + financing
Hakuhodo, ctc, and other major companies have become clients of the company
Privacy protection is essential for business-to-business data collaboration, and the larger the company, the more interested they are in AutoPrivacy. The initial market need is now emerging, and the company's products are beginning to grow.
Why don't you join the company and challenge the market of privacy protection and data integration?

■Development Environment
Product Development
Languages: C++, Go, Python, TypeScript, React, Next.js
Environment: FastAPI, Hasura, PostgreSQL, Argo Workflow, Google Compute Engine, Google Kubernetes Engine, Cloud Run, Google App Engine, Cloud SQL, AWS EC2, AWS Fargate, Azure VM, Azure Kuberenetes Service, gRPC, GraphQL
R&D Core Technology Development
Languages: C++, Python, Julia
Environment: gRPC, Bazel
Common
CI: GitHub Actions
Monitoring infrastructure: Prometheus, Grafana, Loki, Thanos, Uptime Kuma
Environment: Docker Compose, Kubernetes, Docker, Terraform
Infrastructure: GCP, AWS, Azure, On-pre (in-house GPU environment)
Tools
Source code management: GitHub
Documentation: Notion, GitHub
Communication: Slack, Discord, Figma

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【 Working conditions 】

< Welfare >
Full Social Insurance
Telecommuting System

< Working hours >
Flextime System

< Holiday >
Saturday, Sunday, National holiday
Annual paid leave
New year holiday
Parental Leave
Special Paid Leave
Bereavement Leave
Summer Holiday

■Required
Experience in back-end development for products/systems that require fast and reliable processing of large amounts of data, such as large-scale services
Experience in Go, Python, or C++ development
Experience in development and operation of web services using cloud infrastructure

■Preferred
Experience with back-end development and operations requiring high security standards for large enterprises
Experience running container orchestration tools such as k8s in production
Experience with ISUCON awards
Knowledge of data warehousing, data cleanrooms, BI tools (and related products, SaaS development)

■Ideal Applicants
Empathy with the values of Be Cool, Be Hacker
Looking for an environment where you can challenge yourself even more voraciously after having developed services for major companies and jumped into venture companies and startups.
Willing to take on the challenge of developing products with a high degree of technical and business difficulty by utilizing their experience in both B2C and B2B service development.