Quality Assurance

Our Testing Superpowers

Qualitative and working software is about more than just well-written code. STX Testing Team is a mix of diverse competences and expert care for quality. Our specialists support development teams on a daily basis by testing the created applications manually and automatically.

For us, QA is not just care for quality. Testing also includes analysis, observation of changes, coverage testing, metrics — and as a result, an intelligent approach to the product to ensure the highest quality.
Quality Assurance


STX Testing Team consists of manual and automatic testing experts who can combine soft and hard competences, creativity and communicativeness, excellent knowledge of the tested application, and critical thinking.

If you possess the ability to find mistakes, and finding all the bugs sounds like an interesting task to do, join our ranks of experienced testers and create qualitative applications with us.

Check our open positions
Quality Assurance


We use functional, regression, structural, performance, non-functional testing and many others. In turn, we select technologies, tools and types of testing based on the scope of responsibility, the specifics of the application and the general capabilities of a particular project.

The key step, which determines the direction of the entire testing process, is the selection of appropriate technologies and tools. Here are some that we use in our projects.


Project Portfolio


Big Data & Analytics industry


Seerene is a code+people management platform that sets a new standard for how CIOs manage their most important resources – their codebase and engineering capacity.

Seerene provides revolutionary insights and analytics into mission-critical software to help: Enterprises, IT Services Companies and Regulators gain actionable insights into code, applications and teams. The company’s headquarters are located in Germany with additional offices in Hong Kong and the US.

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P2P Sales industry


Verve is a global platform that enables advocates to experience the products that they love with their friends. Verve’s software offers everything you need to run an ambassador program from start to finish. (previously known as StreetTeam) is the world’s leading peer-to-peer sales and marketing software for live entertainment. Verve enables its customers to turn their most influential fans into ambassadors who promote their events, selling more than 300,000 tickets in 14 countries since 2012.

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Fintech industry

finstreet GmbH

finstreet is a German platform which specialises in providing innovative solutions & technology for financial services. finstreet aims to professionalize business processes and create real added value in a fast, uncomplicated and focussed on the benefits and needs of their customers.

finstreet GmbH provides consulting services to banking and financial services organizations in Germany. Their focus is on the conceptual design, as well as the development and distribution of digital products and business models.

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Crypto currency platform


A modern crypto trading platform with the key priorities of speed, reliability and safety.

It allows retail users, brokers, professional traders as well as institutional money managers to trade with crypto assets and indices in a fully audited and highly secure way. It is Swiss guarded with the highest security and integrity features, performance-driven, high volume and market-depth while meeting stringent statutory compliance. will bring you the sophistication and the simplicity you need, with institutional features in the palm of your hand.

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Education industry


Zappi effortlessly connects teaching and support staff with local schools for supply work.

Supplying teaching is a stressful and annoying process for both the schools who are in need and the teachers who fill this need. Currently, worker agencies try to connect the two parties by extensive use of phone calls, mostly in the mornings. More often than not, teachers are already late when they take the job, and the cover managers at school have no influence over the quality of staff they receive.

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