Replacement of A1 billing solution

In 2012, A1 approached a1qa to face the challenge of providing quality assurance for the successful integration of OSS/BSS.
Dedicated QA teams
Integration testing


We must admire the professionalism of the experienced engineers, the maturity of the processes, and the ability to be flexible on the project.

Head of IT Division A1/Telekom Austria Group

A1 is the leading East European telecom operator, serving over 4.8 M subscribers, both private and corporate. Since Nov. 2007, A1 has been a member of Telekom Austria Group (TAG).

Services offered

Integration testing

Project scope

a1qa specialists were to provide quality assurance for the successful integration of OSS/BSS.

The main business objectives were to accelerate time to market, foster marketing innovations, increase client loyalty, support internal customer technological service, raise ARPU, improve business process planning, integrate new system modules, and support client services.

In the scope of integration testing, a1qa specialists performed the following tasks:

  1. Provided consulting services
  2. Set up testing environment
  3. Developed the necessary testing approach
  4. Elaborated end-to-end test cases
  5. Performed the required verifications
  6. Trained the customer’s employees.

Challenges and solutions

Poorly established testing approach:

  • Setup of test environment and bug-tracking tools.

No test cases in place:

  • Development of a testing model and test cases.

Unprepared environment for acceptance procedures:

  • Design of end-to-end acceptance testing scripts.

Lack of system technical documentation:

  • Preparation of acceptance testing documentation and user manuals.

Technologies & tools

  • Oracle Database
  • Corba SOAP
  • Unix
  • .NET


In numbers

compliance with the predefined testing roadmap
months of project duration
test cases written
full-time QA engineers
technology seminars for A1 billing support team

Get in touch

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