Portfolio
Recent projects and case studies
Selected Projects
See some of our recent projects and how we helped clients achieve their goals
MyEnergy Coach (DEI)
Technical lead for Greece's national energy platform modernization. Designed and implemented decoupling of questionnaires, user journeys and recommendation engine from monolithic database into separate microservices. Architecture optimized for high-performance data processing.
Monolithic architecture with scaling limitations and slow data processing.
Microservices architecture with 10x ETL performance improvement. Processing millions of records daily in real-time.
Technologies:
EPO Federation System
Comprehensive back-office system for managing Greek football data and users nationwide. Serves 30+ administrators at national level.
Scattered data without central management, manual processes for 30+ administrators.
Unified back-office system serving the entire football hierarchy of the country. Zero downtime in 2 years of operation.
Technologies:
The Green City
Comprehensive recycling platform with integrated Vodafone fleet tracking system. Reward points for users, IoT integrations for real-time monitoring, and mobile fleet management for commercial vehicles.
Expensive GPS software rentals for fleet tracking, no connection between recycling platform and logistics.
Unified multi-platform architecture with IoT integration. Eliminated GPS rental costs for the client.
Technologies:
Nirito POS System
Complete point-of-sale system for a seasonal café-bar in Ithaca. Custom POS with full myDATA/Fislink integration, thermal printing, offline-first PWA for reliable operation even without internet.
Manual receipt issuance, no automatic myDATA connection, problems during power/internet outages.
Fully automated POS with offline-first architecture. 100% myDATA compliance with zero manual work.
Technologies:
Solar Energy Monitoring Platform
Monitoring platform for solar energy installations. Backend for data collection from inverters and meters, real-time processing, and dashboards for owners.
Each installation with its own monitoring system, no central view of the portfolio.
Unified platform with real-time data from all installations, alerts for anomalies, and comprehensive reporting.
Technologies:
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