PulseCity
Mobile app · Social discovery
The social map for your city.
PulseCity helps people decide where to go, who to go with and what is worth going to — with nearby people, events and plans on one live map.
Read the case studyIn development
PulseCity, Rotabee and Sardis — in developmentDiscover →
Products and platforms, engineered to scale.
ELDA is a software company from Germany. We design, build and operate mobile apps, realtime backends and cloud systems — for our own products and for selected partners.
Product-ledWe build and run products of our own.
End-to-endStrategy, design, engineering and operations.
Direct collaborationYou work with the people who build it.
Based in GermanyClear contracts, GDPR in mind.
Our products
Three products, built in-house.
From a social map for the city to a shift calendar and a cooperative game — each one designed, engineered and operated by ELDA.
Rotabee
Mobile app · Shift planning
Your shifts. Your time. More clarity.
A thoughtful everyday companion for shift workers. Rotabee brings rotas, work records, pay estimates and leave planning together in one app with a local SQLite core.
Read the case studyIn development
Sardis: The Lost Kingdom
Game · Co-op 3D adventure
A lost era. A new currency. Your decisions.
An original ELDA game: survive in ancient Sardis with your friends, build workshops, trade with its people and create a coin system that shapes the future of a kingdom.
Read the case studyIn development
Our mission
Technology that gives people clarity and time back.
Every product we build starts with a real everyday problem — finding your way in a city, keeping track of shift work, or exploring a world together with friends. We measure our work by one thing: whether people find it genuinely useful.
More about ELDAWork with us
All services →The team behind our products can build yours.
We take on a small number of partner projects where engineering quality matters.
Mobile & product
From concept to the app stores, with interfaces that feel effortless.
- Product strategy & UX
- Flutter for iOS and Android
- Web applications with Next.js
Realtime platforms
APIs, event streams and data models that stay fast under load.
- ASP.NET Core & C#
- SignalR / WebSockets
- SQL Server · PostgreSQL · Redis
Cloud & operations
We ship and we stay — deployments, monitoring and ongoing improvement.
- Azure & Vercel
- CI/CD · Docker
- Monitoring & observability
Contact
Let’s build what’s next.
Tell us about your product. We reply within two business days.