Testlio helps more than 1.6 billion people use great apps
With robust client services, a global network of expert testers, and a comprehensive software platform, we provide a suite of flexible and on-demand testing solutions.
full-time employees (US & Europe)
people use the products we test
client tests executed
detailed issues escalated
less than 3% of applicants are accepted into the network
devices covered, all around the world
Awards and Recognition
Official member of the
G2 High Performer
Testlio is the leader in managed app testing. With robust client services, a global network of validated testers, and a comprehensive software platform, we provide a suite of flexible, scalable, and on-demand testing solutions: end-to-end, usability, localization, functional, payments, and more.
Testlio clients include American Express, CBS, Hotels.com, Microsoft, the NBA, and Vrbo. Collectively, our clients power over 1.65 billion users. When apps must perform brilliantly, Testlio helps ensure world-class customer experiences. In any location. On any device. In any language.
Meet our leaders
Founder & Chief Testing Officer
Founder & COO
Head of HR
Meet some of our people
Josepha Martsuk, Managing Editor
Josepha is from the Republic of Congo and works in Testlio’s Tallinn, Estonia office. She speaks French, Russian, English, and Estonian. She’s the coolest.
Hanan Nasr, Software Testing Engineer
Hanan is from Cairo, Egypt started testing in 2012 for core banking systems in the middle east and is now an ISTQB Certified tester.
John Ruberto, Sr. Engagement Manager
John is originally from Indiana (go Hoosiers) and lives outside of San Francisco. In addition to 20+ years of QA leadership experience, he is a regular speaker at QA events and conferences.
Yuling Peng, Talent Acquisition and HR
Yuling has lived in five countries in Asia, Europe, and North America. Now she’s based in Austin (US) and helping make Testlio a great place to work for global talents.
Märt Villemsaar, Designer
Märt is from Estonia and lives in Tallinn. He has worked for several interactive studios and advertising agencies and is an exceptional dancer according to members of the marketing team. He’s kind of a big deal.
We passionately test to fuel amazing app experiences.
Our purpose is behind everything we do. It is why we exist. It grounds us in a sense of collective meaning. There are three parts to our purpose:
This is what we do at the most fundamental level. We are a managed app testing company that provides great people, a robust network, and world-class technology.
As a managed service provider, we enable. We equip. We ignite.
Amazing app experiences
Testlio helps make sure that our clients’ apps — and the real-world experiences they drive — are exceptional. Thoughtful. Innovative. Great. Already, our clients’ apps touch more than 1.5 billion people each month, worldwide.
With six values tethered to the employee experience and a sense of purpose that drives our day-to-day, Testlio is unstoppable in our quest to fuel amazing app experiences.
Give a damn
Care about what you do. Channel your passion. Be a self-starter. Deliver surprisingly great client experiences. Find ways to be hopeful, even when it’s hard.
Try things that scare you. Be willing to fail. Get out of your comfort zone. Develop resiliency, especially through thoughtful recovery.
Team is everything
Be humble, honest, authentic. Make others around you better. Practice generosity. Be transparent. Communicate. Really get to know people you work with—including our clients.
Help without being asked. Seek to understand first. Demonstrate compassion. Foster meaningful relationships. Be thoughtful and respectful. Show appreciation.
Make an impact
Be client-centric. Prioritize important things. Push for meaningful results. Challenge the status quo. Seek to transform Testlio and our industry.
Strive to hire and collaborate with people of broad identities. Welcome people. Respect individual differences. Create opportunities for equity. Embrace alternative perspectives. Nurture feelings of belonging.
We are a globally distributed company. We embrace our Estonian origins with hubs in Tallinn and Tartu. Our freelancers work in 150+ countries. Our US team works mostly from home offices with clusters in Austin, the Bay Area, and Southern California. Below are some of the places you can reach us.
Telliskivi 60 Estonia, 10412
Narva mnt 3 Estonia, 51009
2021 Guadalupe St. Suite 260, Austin, TX 78705
Palo Alto, US
345 California Ave, Palo Alto, CA 94306