The Founders

  • Georg

    Over the weekend Georg can be seen cruising in his car throughout Europe. At Testbirds he is responsible for all finances as well as developing our services.
  • Markus

    Markus fails miserably at losing his southwestern accent. He handles all internal and external communications as well as the expansion of the Testbirds crowd.
  • philipp-benkler-managing-director-co-founder-testbirds


    Philipp is responsible for our internationalisation and sales. For him, usability means that his mum can use the application effortlessly.

Project Management

  • Adrian

    Did someone say “bug”? What annoys Adrian the most is when they affect his personal hobbies, especially while using apps/websites for outdoor sports.
  • Daan

    Daan manages projects that fly in from Benelux but stays on his own two feet while doing so.
  • David

    Together with our customers, David goes bug-hunting as they are the natural enemy of anyone with a passion for coding, technology and software development.
  • Frida

    Frida is a Swedish bird that flew to Munich to join the project management team. Coming from the north, the weather here is a welcome change. Frida also likes animals. All animals except bugs!
  • Carina

    In her free time Carina looks for the perfect wave. As a project manager at Testbirds, she looks for bugs and the best way to optimise the usability of our customers’ products.
  • Joscha

    In his free time Joscha shoots short travel films. As a project manager, he helps putting our clients’ products into the spotlight.
  • Louis

    Rumored as a leading food critic, dancer & comedian Louis heads up our project management team from the heart of the UK. Okay, maybe only the PM part is true.
  • Tessa

    Tessa loves to explore foreign cultures – real or fictional. At Testbirds, she explores apps and websites and is always on the lookout for bugs and UX issues.
  • Andreas

    Andreas loves trading card games and exciting mangas. Except for captivating use cases he also always has an ace up his sleeve.
  • Florian

    Born in Bavaria, but he's a northern German at heart. When Flo isn’t spending his free time in Hamburg, he designs creative usability and bug tests.
  • Annemarie - Project Management UX & Usability


    Annemarie combines scientific psychology with pragmatic project management for quick insights into usability and UX. Privately, she gains insight on minimalistic trekking tours.
  • Willemijn

    As a psychologist Willemijn gets into our testers’ minds to get the best usability results. In her free time she loves to hit the dancefloor trying out her Spanish moves.
  • Stefan

    If Stefan isn’t in the office managing projects, you’ll probably find him exhibiting his pop culture trivia, appreciating good food or exploring a new country (well, maybe then you won’t find him).
  • Claudia

    Claudia loves to discover new places of her adopted city Munich. Here, as a project manager, she is in search for bugs and optimising the user experience.
  • Jannes

    Our nordish Bird built himself a nest in Munich. If he is not practicing his football skills he spends his time testing software.
  • Charlotte

    At work Charlotte hunts for bugs with our crowd in digital environments. In her free time she enjoys the analog world by sailing the beautiful lakes of Netherlands.
  • Christopher

    Originally from the UK, Chris is based in the international office in Amsterdam. When not playing Guitar he likes nothing better than a cup of tea to remind him of home.
  • Judith

    If Judith is not exploring the user experience of innovative products, she's looking for culinary adventures all over the world or the next unusual sports challenge.
  • Anna

    As a cognitive psychologist and UX-enthusiast Anna gets to the bottom of users’ needs. She speaks five languages and has lived in several big cities worldwide.
  • Christina_Tietz


    With her Swabian dialect, Christina provides plenty of variety in the Munich office. Her mission: to make our customers' products even better through UX and QA tests.
  • christian-black-white


    When Christian is not striving for new personal bests with Freeletics, he is getting an overview at Testbirds as a trainee and explores all departments.

Crowd & Community

  • Andy

    Andy simultaneously acts as a psychologist and a motivator. He is the contact person for our tester community and awards the BOTM every month.
  • Thaís

    Thaís supports English speaking testers. Like our crowd, she’s “global” and lived in Brazil, UK & Hong Kong before landing in our Munich Nest to resume her world domination!
  • Kristina

    Kristina likes to go hiking and camping in the summer. In the Community Team she helps testers with landing in the nest and takes care of special target groups.
  • Jan

    Popculture, entertainment, news and sports junkie - actively and passively. With all the time that is left, Jan serves the Testbirds Crowd.
  • Huidan

    Huidan supports the crowd management team.
  • Jennifer

    Jennifer supports the crowd management team.
  • Marcel

    The passion for gaming lead to Marcel's first job in community management, where he found his calling. At Testbirds, he takes care of all the needs of the crowd.
  • mattew-crowd-management


    Matthew flew from the US to Italy before landing at Testbirds and brings his multicultural approach and support to the Crowd Team. He enjoys running, reading, and travelling.


  • Benedikt Merk


    For Benedikt, iOS definitely beats Android. As a key account manager though, he acquires projects for all kinds of operating systems and devices.
  • Ferdinand

    Ferdinand is a sales bird; therefore, he helps our clients by getting them the tests they need. Also, he will beat you at FIFA.
  • Michael

    If Michael isn’t working on client acquisition, you can find him pursuing his other passion: playing Mario Kart on N64.
  • Andrew

    Andrew is our waterbird, as a boat geek he loves being on the water. Therefore, it’s no wonder that he loves his role as Director of International Markets, where he leads the team from our Amsterdam office by the canals.
  • Fabian

    In his spare time, Fabian hunts for anything with a heartbeat to capture with his camera. For Testbirds he’s on the hunt for new opportunities in sales.
  • Carl

    Carl is an active individual who struggles to sit still. You’ll often find him flying about, especially when building the UK business out of the London office.
  • Maurice

    As a kick boxer, Maurice is always looking for sparring partners. For the sales team, he usually crunches only numbers and provides new analyses.
  • Moritz

    In his private life, Moritz loves to discover new countries. the sales team, he is responsible for discovering new business opportunities.
  • Dennis

    Once born in a small village but now enjoying life in the city, Dennis works for the international sales team in Amsterdam.
  • Max

    Max spends his free time on his family, water sports and mountain biking. At Testbirds, he is the Head of Sales DACH and responsible for the commercial success in German-speaking region.
  • Felix

    At the weekend, Felix loves exploring the nearby mountains and nature around Munich. During the week, he gets to know everything about Testbirds as a trainee.
  • benedikt_bauer


    Ben loves to talk 24/7. Hence he is a perfect fit for our sales team. Whether in private or in discussion with the customer, Ben knows how to handle conversations.
  • Maarten-testbirds-sales


    Maarten comes from planet earth and likes to keep it real: He turns challenges into a digital story that speaks to a world we live in today.

Customer Success Management

  • Kathrin

    At Testbirds, Kathrin finds the right testing strategy for our clients. Personally, she likes to discover foreign cultures, new sports activities and nice cafés.
  • Sören

    Not only did Sören travel to the other Testbirds offices, but he also gathered experience in several departments. This expertise enables him to consult our clients perfectly.


  • Michael

    It is unusual not to find Michael diving 30m below sea level, but when he’s not underwater he’s making sure everyone has everything they need – like a bird takes care of its nest.
  • Florian

    As a finance manager, Florian is our lord of the numbers. He likes hiking with his family and he loves the mountains.
  • Benji

    Benji works as office dog at Testbirds. He likes to bury bones in flowerpots. In his free time he goes for a walk in the mountains or hunts mice.

PR & Marketing

  • Bree Tahapary PR&Marketing Benelux


    Bree loves a good story and often gets inspired by the ways they are told. For Testbirds, he tells the story of crowdtesting in the Benelux region.
  • Maximilian

    Once upon a time, Maximilian wanted to become the prime minister or a formula 1 driver. Today, he makes us visible on the web. Apart from that you can find him cycling, watching movies or playing snooker.
  • Sahil

    As a writer, Sahil spends his free time creating fiction in a number of different forms. Drawing upon that same creativity, he strives to make Testbirds synonymous with crowdtesting in the UK market.
  • Jonna Knibestöl


    Although Jonna has roots in both Sweden and Norway, she rather spend her time in warmer latitudes. At Testbirds her focus is to build a brand that will conquer the Nordics.
  • Stephanie

    Our graphic designer Stephanie listens to our birds and visualizes relevant information throughout all channels. Also privately her heart beats for design: Good art, photography and architecture make her happy.
  • Markus

    Markus is responsible for the online appearances of the Testbirds. Should he be offline, he has been trying for years in the high art of golf - unfortunately in vain.
  • Eliakin

    Eliakin works as a data analyst at Testbirds. When not analysing data, one can find him hiking at the Bavarian Forest or looking for philosophy books at the nearest bookstore.
  • Tobias

    Tobias is responsible for further development and implementation of our brand and communication strategy. In his spare time, he enjoys gardening and spends his holidays travelling with the family.


  • Sargis

    Sargis is a frontend developer who knows how to create web interfaces for humans. Family, friends, food and football, it’s all about him.
  • Daniel

    As a jogger Daniel likes to go on long runs. When optimising our Nest, quick sprints are not a problem for him either.
  • David

    Besides his studies in informatics, David supports our team by enhancing TestChameleon. In his free time he cultivates spooky Halloween pumpkins in his garden.
  • Felix

    Felix loves sailing in his leisure time. At sea he is into navigation and at Testbirds he keeps the TestChameleon development on course.
  • Sagar

    At Testbirds, he works as a java developer adding new features and killing bugs in TestChameleon. Other than programming, he loves traveling, photography and cooking. Fun fact: He never says no to food 😉
  • Octavian

    The heart of a designer and the brain of an engineer makes Octavian toggle between pixels and code, always trying to make everything easier for our users.
  • Julian

    Besides his computer science studies, Julian supports the development of TestChameleon. In his free time, he develops outdoor strategies with his husky Sam.
  • Robert

    In his spare time, Robert likes to stray through virtual worlds. At Testbirds he makes test automation become real.
  • Kostiantyn

    Kostiantyn will instantly become friends with anyone who can pronounce his name correctly. At Testbirds he develops TestChameleon and his coffee addiction.
  • katja-schuck


    Katja is always searching things. At home keys, single sox, cooking recipes and her glasses. For us, she searches for bugs and discrepancies in the Nest.

Human Resources

  • Kathrin

    Kathrin takes at least as much care for our employees and their professional & personal development as she does for her extensive shoe collection.
  • Christine

    When Tine isn’t reading an exciting thriller, she manages new and potential applicants and will make a bird out of you!
  • Stefanie

    Being a coffee lover Stefanie starts each day with a mug of coffee. Highly energetic and motivated she then takes care of Testbirds’ recruitment.
  • Louis

    Louis is the Dog Resources Manager for our office dogs. He likes to pursue his favorite hobbies - chewing and tussling - at his workplace.