Web development
From corporate websites to web applications, we design and build across both the front end and the back end.
LULITECH G.K. / ルリテック合同会社
Software development and consulting for web, mobile, and systems
With over ten years of development experience, our team builds websites, mobile apps, and systems software, and supports you end to end, from UNIX system administration and integration to cloud infrastructure design.
Services
What we do
Mobile app development
We take mobile apps from planning to release, including apps that make use of device features such as NFC.
Systems software
Business systems, server-side software, and operations tooling, built to run reliably for the long term.
Technical consulting
Advice on technology choices, system architecture, and reviews of existing systems.
Strengths
Why work with us
01
10+ years of development experience
Deep familiarity with a wide range of web technologies lets us choose the right tools for each project and deliver solid quality.
02
UNIX system administration and integration
From building and operating servers to integrating systems, we develop with a thorough understanding of the infrastructure underneath.
03
Cloud cost control
We right-size architectures and resources so you pay for what you actually need.
04
Redundancy and risk management
We design backups and redundant setups that reduce the risk of outages and of depending on any single service.
Product
Our product
Open source · Android
JPKI Signer for Android
An Android app that signs PDF files with the signing certificate on a Japanese My Number Card. It follows the electronic signature specification used for online filings with Japan's Ministry of Justice.
The documents for our own company registration were signed with this app, and were reviewed and accepted by the Legal Affairs Bureau.
View source on GitHub-
Reads your My Number Card over NFCHold the card against your phone to sign a PDF.
-
Fully offlineThe app has no internet permission, so your documents and certificate never leave the device.
-
Open source (BSD 2-Clause)Anyone can audit the source code and build the APK themselves.
Company
Company profile
| Company name | LULITECH G.K. ルリテック合同会社 |
|---|---|
| Representative | Tz-Huan Huang, Representative Member |
| Established | |
| Address | 2-28-7 Tokumaru, Itabashi-ku, Tokyo 175-0083, Japan |
| Corporate number | Pending |
| Business | Development of websites, mobile apps, and systems software, and related consulting |
Contact
Get in touch
For project inquiries or questions, please email us at the address below.
