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Case studies · updated 7 Nov 2026

Eleven real projects,status in the open

B2B platforms, automated online stores, paid turnstiles, time attendance, servers and AI assistants. Every project carries a status label, and the only figures shown are the ones we measured.

In production
Tody · medical laboratories

B2B platform for laboratories: takeover and modernization

Source code rebuilt, a test environment, and a migration to PostgreSQL 17 with no differences. Saving a newsletter: from 26.5 s to 5.3 s.

ASP.NETPostgreSQL 17DockerPlaywright
In production
gss.ro · turnicheti.ro

Automated B2B store: orders, pro formas, waybills and stock

~6,500 products with synced stock and prices, automatic pro formas and waybills, mobile PageSpeed from 70 to 80.

OpenCartPythonFAN Courier APIOblio
Tested, in delivery
Piața Drăgaica Buzău

Turnstile access with QR tickets and card payment

5 of 5 turnstiles validated, all with firmware updated remotely.

ESP32PythonQRCard POS
In production
Public institution

Secure time attendance and access control

76 former employees removed from the system, database reduced from 1,387 to 688 MB.

ZKBio Time
In production
Our own infrastructure

IT infrastructure with backup and anti‑ransomware

Ransomware detection in 2.2–2.5 s with alerts under 6.4 s, VPN failover in ~5.5 minutes, 10 backup jobs.

VPNOffsite backupMonitoring
In production
In-house project

Self‑hosted AI email assistant

8 accounts managed, 11,567 unwanted messages removed in 2 days, an hourly AI summary.

ClaudeOwn serverPush notifications
In production
A university

Automated Moodle and Teams aggregation

Push notifications, typical sync of ~6 s, zero failed runs between 21 Oct and 4 Nov.

MoodleTeamsPush notifications
Launched
A university

Dissertation management platform

A web platform for topics, stages, documents, comments and committees.

Web app
In production · UNOIn development · ESP32
Turnstile kiosk

Banknote and coin payment kiosk

The Arduino version is installed, the ESP32 version is in development. Own schematic and PCB.

ArduinoESP32PCB
In development
Tody · medical laboratories

B2B mobile app for the laboratory platform

An Android and iOS app for customers and administrators, connected to a dedicated API.

React NativeExpoAPI
Demo
gss.ro · public demo

Online ticketing app with QR codes

Purchase, tickets by email, scanning at the entrance and reports, with simulated payment. Android and PWA.

QRAndroidPWA
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In productionTested / launchedIn developmentDemo

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