High-quality custom business software

We ensure the continuous delivery of even the most complex software


Custom Software

We create custom business software solutions.

SaaS Systems

We create SaaS systems - tailor-made and built from ready components.


We create direct integrations for existing software.

Maintenance Services

We provide high-quality and SLA maintenance services.

Success Stories

Burger King kiosks

After success of in-store KFC kiosks another big brand decided to hire us to create and maintain kiosk software

KFC in-store kiosks

A dedicated application that powers self-service kiosks in the restaurants

DHL 24 web portal

Main point of contact for private and corporate DHL customers in Poland

Starbucks CEE

Web and mobile app powering the loyalty program with its special offers and rewards

Medicover Benefits app

Outsourcing tool to run custom employee benefit schemes for every company

Pizza Hut and KFC web ordering platform

A real Swiss army knife, powering online ordering for different brands, countries and loyalty platforms

Costa Coffee loyalty system integration

App that makes loyalty system to exchange data with the Micros POS system in real time

DHL Parcel Shop Manager

Application that retailers like Żabka Relay, Inmedio, 1 Minute and Freshmarket, into DHL’s delivery network

How we work

Analysis and consulting

We deeply believe, that carefully and professionally carried out analytical process, high-quality BRS and further documentation pay off in many ways, benefiting your software project, your organization and yourself.

Quality assurance

We continuously improve our internal system of ensuring quality and streamlining procedures in order to provide the highest possible quality of any product that reaches our customers.

Security assurance

We understand how important the minimization of risk in all areas is to the overall health of your business. Taking this into account we have integrated security assurance procedures deeply into our processes.

3e Software House in numbers

+ 20


Serving ecommerce logistics HORECA pharma and other industries

60 +


Experienced developers, testers, PMs and maintenance specialists



Applications that keep multi-million euro business ventures running for years

Ordering Stack is an online system for taking and processing orders in restaurants, with strong sales and marketing support.

Dedicated to restaurant chains. Developed on years of experience working for large international restaurant brands such as KFC, Pizza Hut, Burger King and Costa Coffee.

Ordering Stack is an online system for taking and processing orders in restaurants, with strong sales and marketing support. With direct integration with POS systems (such as Micros 3700 and others) and food ordering applications (such as Uber Eats, Glovo, Wolt, Take Away, Bolt Food). The whole thing runs as software as a service in the cloud, is quick to launch and is easy and intuitive to use. This is a true digital transformation for restaurants.

Additionally, it is possible to expand the Ordering Stack system with self-service kiosks for ordering in the restaurant.