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Company details

  1. Business and IT Consulting agency
  2. Software company

Written by the company

Qoolli is a QA agency focused on both software testing services and education. We help businesses improve the quality of their digital products through functional, usability, and cross-platform testing. At the same time, we train and mentor the next generation of software testers - offering hands-on learning, real projects, and career support. Our mission is to make quality accessible - for companies, and for people who want to enter the tech world with confidence.


Contact info

4.5

Excellent

TrustScore 4.5 out of 5

14 reviews

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Rated 5 out of 5 stars

Qoolli testing course

I've only been taking this course for two months, but I've already learned a lot of useful information. The lessons are available as videos and notes in my personal account on the academy's website. It's very convenient. Every week we have video conferences where we communicate with other students and teachers. We're already working on real projects, websites, and mobile apps. It's challenging, but very interesting.

25 April 2026
Unprompted review
Rated 5 out of 5 stars

High-quality education and true dedication from the team

Hello! My name is Karina, and I am currently a student at Qoolli Academy, and I am genuinely impressed by the quality of the training. The material is presented in a very clear, structured, and interesting way, making complex topics easy to understand. What I value most is the team's dedication—you can really feel that they give their all to help students succeed. I highly recommend this school to anyone looking for professional and engaging QA training!

24 April 2026
Unprompted review
Qoolli logo

Reply from Qoolli

Hello Karina,🐞

Thank you very much for such a precise and thoughtful review of our training. 🤗

We are very glad that you find our course high-quality, clear, well-structured, and engaging. This is exactly what we strive for, to explain complex things in simple terms.

We are truly happy to support those who are ready to learn and move forward on the path to a new profession as a software tester.

We wish you a successful completion of the course and, most importantly, to start your career as a tester and find your first job in the field. 🦋

Rated 5 out of 5 stars

Feedback from a student

I'm currently studying the software testing course at Qoolli Academy. This is a new field for me, and I'm learning a lot for the time. The course provides a wealth of material that helps me see and understand the holistic picture of testing. There are video explanations, which are very helpful. They also provide step-by-step instructions for completing assignments. The material is explained simply and with examples. This helps me absorb and understand new knowledge.

Qoolli Academy not only helps you master a new profession but also helps you understand how to best collaborate with your future team to achieve high-quality results. Any good job requires attention to detail, and Qoolli Academy pays close attention to many important aspects of training. This training is a great start, helping you understand and perform your job effectively.

24 April 2026
Unprompted review
Qoolli logo

Reply from Qoolli

Hello, Валерия ☕️

Thank you very much for your sincere feedback.💕

Your appreciation gives us strength and motivation to continue improving, to work even harder, and to make our program more practical and valuable, providing our students with the most relevant and in-demand industry knowledge.

Most importantly, we wish you success in mastering your profession, focusing fully on your homework, and actively accumulating real-world practical experience that you can demonstrate in your portfolio when applying for jobs. We also wish you success in passing the mock interview, which is an important part of the final exam, and, ultimately, in receiving a job offer.

Qoolli Academy team ✌️🐞

Rated 5 out of 5 stars

I am currently training as a manual QA…

I am currently training as a manual QA tester at Qoolli Software Testing and I am absolutely happy with my choice! The school delivers exactly what it promises a well-structured curriculum, an approachable learning format and an atmosphere that keeps you motivated every step of the way.

I especially want to highlight our instructor Olha. She has a real talent for making complex topics easy to understand, always takes time to answer every question and delivers the material in a way that keeps every lesson engaging and interesting.

If you are considering Qoolli as your first step into IT, I highly recommend it!

Навчаюся на мануального тестувальника в Qoolli Software Testing і в захваті! Все чудово організовано. Окреме дякую Олі😊 Вона пояснює зрозуміло, завжди відповідає на питання і подає матеріал цікаво і доступно для розуміння. Дуже рада, що обрала цю школу!

24 April 2026
Unprompted review
Qoolli logo

Reply from Qoolli

Hello Lara 🦋,

Thank you very much for your sincere feedback about our academy. We are glad to help you start your professional journey as a software tester. We also appreciate your high evaluation of our training and program. We wish you success in completing your homework, passing the exam, and most importantly, finding your dream job and launching your career as a tester.

Olha Arkusha, Founder of Qoolli Academy🌿


Щиро дякую за ваш відгук про нашу академію. Ми раді допомогти вам розпочати свій професійний шлях як тестувальника. Також дякую за високу оцінку нашого навчання та програми. Бажаємо вам успішно виконати домашні завдання, скласти іспит і, найголовніше, знайти роботу вашої мрії та розпочати кар’єру тестувальника.

Ольга Аркуша, засновник Qoolli Академії☕️

Rated 5 out of 5 stars

The perfect start in QA with expert mentorship!

I had an incredible experience training at Qoolli. A special thank you to Olha Arkusha, the head of the school and an amazing mentor. Her leadership and professional approach create a unique learning environment where you work on real-world projects from day one.

Olha doesn’t just teach theory, she provides genuine career support and shares practical insights that you won't find in textbooks. If you’re looking for a mentor who is truly invested in your success as a software tester, Qoolli is the place to be.

Highly recommended!

18 April 2026
Unprompted review
Qoolli logo

Reply from Qoolli

Hello Sergey, 🌿

Thank you very much for your kind words and for highly appreciating the training at our school and academy.💕

We truly value your feedback, as we are doing everything we can on our side to provide you with the most up to date knowledge that is currently in demand on the market, help you grow to the level of a junior QA tester, and support you in landing your first job.🤗

Once again, thank you for your review, and we wish you success in completing your assignments and passing your exams.🤝

Rated 5 out of 5 stars

My Qoolli Academy Experience

I decided to try studying at Qoolli Academy because I wanted to master a new profession in IT. From the very first lessons, I felt the instructors’ serious approach — the material is explained in a structured and clear way, and even the most complex topics become accessible. I especially appreciate the practical focus: you can immediately apply the knowledge through real assignments, which helps reinforce what you’ve learned.

The support from my instructor, Olga, is always prompt and attentive — this is very motivating and boosts confidence in my abilities. The courses not only provide new skills but also help develop analytical thinking, attention to detail, and a systematic approach to tasks.

Learning at Qoolli is inspiring and gives the feeling that you are truly growing as a specialist. I’m glad I chose this course!

23 November 2025
Unprompted review
Qoolli logo

Reply from Qoolli

Hello Angelica, 🙂

Thank you very much for your kind and positive feedback on our work. It is truly a pleasure to see your progress and growth during the learning process. Working with motivated students like you is always rewarding.

I am confident that with the strong foundation you are gaining through this training, you will be able to find a worthy and interesting position as Software QA Engineer. I wish you great success in your exam and every achievement in securing a good role that matches your skills and ambitions.

Kind regards,
Olha Arkusha🦋

Rated 5 out of 5 stars

High-quality and responsible approach to training

I'd like to share my opinion about training at Qoolli Academy.

I'd been searching for new IT skills for a long time. I had some experience. I'd created my own online store and also wanted to create an informational website about plants. Plants are one of my hobbies, but detailed information about them was supposed to generate income from contextual advertising on my informational website. However, I soon realized that I preferred the technical side of the process—creating and maintaining websites—rather than the commerce itself. So I started looking for introductory courses (video tutorials, online training, online marathons, etc.). I was deciding between UX/UI Design, Data Analyst, and Quality Assurance—things I was already somewhat familiar with.

After hearing from friends about a free course at Qoolli Academy, I decided to try my hand at QA testing. This training is very different from anything I'd experienced before. I like the approach of the instructors at this company. They get great satisfaction from working well with their clients and teach me to do the same. And this approach resonates with me. I also enjoy doing my job well, so that people are satisfied and recommend me as a responsible specialist. Thank you Qoolli Academy for the quality training!

20 November 2025
Qoolli logo

Reply from Qoolli

Hello, dear Lex! 🦋


Thank you very much for your sincere feedback. We are very pleased to hear that you have found your path in the technical field, and we sincerely hope that you will be able to fulfill yourself as a highly skilled QA tester. We will be happy to share our knowledge, experience, and inspiration with you.

When a person loves what they do and puts their heart into their work, it is always noticeable. We strive to work this way ourselves, and we also wish you to find your clients and your place in the profession as a tester.💡

Rated 5 out of 5 stars

Responsible team

I'd like to share my experience working with this company. I'll start with the manager, Olga—she's a very professional, clear, communicative, and flexible professional. We can negotiate specific issues. The team is experienced and reliable; you don't need to pressure them; they know their business very well. Overall, I highly recommend them!

24 September 2025
Unprompted review
Qoolli logo

Reply from Qoolli

Hello, Andrii 🍁

Thanks a lot for the review 🤝

We were happy to help with Google Play Console testing. Hope the app will be successfully released to the Google Play Store 🙏

Rated 5 out of 5 stars

Strong Foundation in Testing

I am currently studying at Qoolli Academy in the software testing course. Even though my training is still in progress, it is already clear that the approach here is very thorough: a lot of theory, work with documentation, and practical examples. This helps not just to memorize the material but to truly understand how the testing process works.

What I especially value is that Qoolli Academy teaches us to look at a product from the client’s perspective and pay attention to details. This builds a professional mindset from the very beginning. I am confident that this level of training reflects the high quality of work the whole team delivers.

18 August 2025
Qoolli logo

Reply from Qoolli

Hello, Olena 🦋 thanks for trust.

Qoolli team wish you further growth and strengthening of your development in your new profession 🚀.

Rated 5 out of 5 stars

My Experience with Qoolli and Its CEO

I would like to share my personal experience with Qoolli, where I am currently studying QA.

I chose this academy because the instructor, Olga, has outstanding expertise in manual testing, backed by many years of practical experience. Her most recent role was at the Ministry of Foreign Affairs of the Netherlands — a position that demanded not only deep professional knowledge in QA, but also fluency in Dutch.

Since I now live in the Netherlands and am navigating similar challenges, I found her career path and leadership experience especially inspiring.

Olga stands out for her ability to structure complex tasks, organize workflows efficiently, and approach problem-solving with logic and consistency.

What I value most, however, is her leadership style. Managing a group of about 40 students, she skillfully resolves misunderstandings, supports open communication, and creates a collaborative, relaxed atmosphere where everyone feels comfortable. Her ability to defuse tension and keep the group united is something I truly admire.

15 August 2025
Unprompted review
Qoolli logo

Reply from Qoolli

Thank you, Daryna, so much for sharing your thoughtful feedback!🌹

We are truly glad that you find value not only in the course materials, but also in Olha’s professional background and teaching style.

At Qoolli Academy, our goal is to combine practical QA expertise with strong support and teamwork, so that every student feels confident and inspired in their learning journey.💪 It is wonderful to know that this approach resonates with you.

We are happy to have you in our community and look forward to supporting you further as you grow in QA.💙


- The Qoolli Team

Rated 5 out of 5 stars

My Experience Studying QA Under Olha’s Guidance

I’d like to share my experience working with Olha as a teacher.

My name is Oleksandr, and I’m one of the students at Qoolli. Before joining Qoolli’s free course, I had no idea what QA testing was — in fact, I was completely unfamiliar with the IT field. But from the very first lecture, things started to change. The learning materials were clearly structured and focused only on what really mattered, which helped me quickly get into the process and start applying what I learned in practice.

After just one lesson, we were already able to find bugs on our own and write our first bug reports. Throughout the lectures, there were plenty of visual examples that were easy to understand — even for a complete beginner like me.

Of course, there were moments when I didn’t understand something right away. But whenever anything was unclear, Olha and her team were always available — either offering personal explanations or hosting extra group Q&A sessions. That level of support made a big difference.

I’m still studying, and I believe that learning is a continuous process — essential for growth and development. And with Olha and her team, this feels achievable.

What really stands out to me is Olha’s responsible, thoughtful approach to teaching and her openness to personal communication. The consistent feedback I receive from her and the team makes me feel like part of a community that’s always ready to help.
I highly recommend Olha’s course and the Qoolli program to anyone interested in starting a career in QA testing. The structured approach and strong support make it an excellent choice for beginners.

13 August 2025
Qoolli logo

Reply from Qoolli

Oleksandr, thank you very much for your nice review!🤗🦋

We are happy that our course helps you learn QA and feel more confident.

It is important for us to give knowledge and also support every student. We are glad you are learning with us and we will be happy to help you more in the future.

Thank you for choosing Qoolli ☕️

Rated 5 out of 5 stars

A course that gives real skills

I study at Qoolli Academy and am happy with my choice. The material is presented in an accessible and interesting way, there are many practical tasks that help consolidate knowledge. The teacher is attentive and involved, always answers questions and explains difficult moments. It is clear that she is interested in the success of students

15 August 2025
Qoolli logo

Reply from Qoolli

Hi, Andriy ☕️

Thanks for feedback 🩷

We were glad to help you move to the next stage🙌🏼

Success🚀

Rated 5 out of 5 stars

Testimonial from a copywriter

My name is Maksym, and I’m a copywriter. Olha – the founder of Qoolli – reached out to me with a request for the text for her future website.

At that point, she already had two versions of the copy. I did an audit, we discussed everything, and decided to make a number of significant changes.

Olha is one of those rare clients who know how to trust professionals, so the work went smoothly and quickly.

To write the text, I needed a lot of details. I asked questions in waves – first one thing, then another. Olha replied clearly, quickly, and to the point – both in writing and during our video calls. It was obvious she’s a very focused and goal-oriented person. In my opinion, it's exactly people like her who create outstanding projects.

At the same time, Olha was coordinating with a designer – juggling both copy and visuals. That’s no easy task. Managing the process is clearly one of her strengths. I’m sure if it were all up to her, the site would’ve been finished even faster.

Of course, it was not without edits. But they were so tactful, reasonable and appropriate that I, as a copywriter, did not have a single gram of irritation. Moreover, she calmly discussed my design ideas as well.

I'm sure that Olha shows the same qualities in her work with clients – attention to detail, respect for experts, ability to take on the process. I am calm for her clients – they are in good hands!

26 July 2025
Qoolli logo

Reply from Qoolli

Thank you sincerely for the collaboration! 🤝

Your professionalism and ability to capture the voice of the brand have been a true gem for Qoolli. 🙏

You helped us articulate and express what had previously only been a feeling. ☺️

Working on the website with you was easy, meaningful, and truly inspiring. We’re glad our paths crossed and are looking forward to future projects together! 💡

Show reviews in all languages. (14 reviews)

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