Meet top-ranked product development partner from Poland and Estonia. Discovery Workshops, Product Design, Software Development. - DO OK

Team of Digital Transformation Challengers

Team of Digital Transformation Challengers

What drives us is a mission for a sustainable future, possible to achieve with wise application of the software. 100 clients, 10 years on the market, and millions of people positively affected.

DO OK is a technology consultancy and software development company. We deliver value-focused artefacts like product roadmaps, a pyramid of value, UX & design, or software ready to serve millions of people. 

Basic human needs like security, care, or honesty drive our team to assist you in the process of making the best possible decision with available data. Let's start with a virtual handshake.

Meet the team

Milestones of our story

Meet our team

Dmitrij Żatuchin

CEO

Optimistic believer in meaningful relations, inner-growth and mindfulness. Inspired by the culture of Nordics, brings positive vibes to his teammates and clients. For the balance, he has PhD in Computer Science.

Marijn de Jong

Executive Director Benelux

Niels Henrik Sørensen

Director Denmark

Terje Fjeldvig

Country Representative Norway

Sari Brander

Head of Growth

Tomasz Honsza

Project Manager & Authorized Signatory

Responsible for managing projects from project commencement to completion and handover. He works with project initiation/proposals, delivery, stakeholder communication and management.

Katarzyna Pająk

HR Manager

Bartosz Jarzębski

Head of Delivery

Experienced Quality, Program and Delivery Manager with over 15 years of industry experience. Focused on delivering value to customers on time with attention to leadership, team management and work satisfaction. Privately, enthusiast of cycling and motorcycles, handball and science fiction.

Krzysztof Pieczyński

Head of Business Development

He addresses software developer talent shortage for businessworthy, impactful startups, and entrepreneurs on the lookout for tech partners and developer teams. Krzysztof utilizes over eight years of software product experience in a corporate, startup, and NGO ecosystems within sales, business development, and project management, including education in administration and software engineering. He works to solve a puzzle on how to practice mindfulness in business and use #techforgood.

Tomasz Timoszyk

Project Manager & Branch Manager

His domain is the full project lifecycle from business analytics, understanding, planning through testing, implementation, closing, and service maintenance to deliver projects' scopes just in time and budget. A problem-solving team player with over 8 years of experience in the IT industry. Other people about him: "Tomek is the right person to carry out innovative projects in a friendly atmosphere." Favorite beverage: water

Mihail Yarashuk

Senior Growth Executive

Ula Yasinovska

Senior Account Manager

Mogens Dyhr

Country Manager Denmark

A digital business developer with a commercial and strong digital "mindset" with a significant talent for discovering and propelling new business solutions and- or modifying, expanding the existing business. We achieve our common goal with Trust and Teamwork! Privately, explore the world and support it to be a better place for all. Support of bonus child in Afrika – To move my legs ballroom dance with my wife is fun and more demanding than you think. In the summer we tour around the golf courses and try to get the little white ball in the hole.

Daniel Markowski

Senior Product Designer

Jakub Petrykowski

Team Coach

I love working with individuals, solving problems together, helping them grow. We all need some guidance to do well in whatever area we specialize in. I strive to invite others to consciously improve their mindset and skill.

Anca Papainog

Lead Research Specialist

Anca has a background in marketing and business development, having worked with SME’s and tech-based startups in countries such as Denmark, Sweden and Spain. A person with a true entrepreneurial spirit, Anca has a good eye for spotting new opportunities and a passion for creating value for others

Piotr Maniewski

Senior Business Analyst

Tomasz Wąsiński

Team Leader Backend Developer

Tomasz specializes in functional languages. He likes well-formatted, clean, readable code, and clear architecture. Not a fan of writing about himself.

Piotr Marciniak

Senior Product Designer

Katarzyna Leszczyńska-Bohdan

Head of Communications

Kate is a psychologist by profession, a real communication explorer, and strategist by passion. She supports the team in achieving business goals by building valuable relationships with clients and partners through hard data and a culture of openness, honesty, and transparency. Privately loves motorcycling, snowboarding, and traveling to places with good food.

Łukasz Wolak

Backend Developer

Łukasz is a Python developer and a big fan of well-structured project architecture. Truly believes that Python is evolving into enterprise-grade language. In his free time, fan of all kinds of motorsports.

Paulina Grądkiewicz

Administration Specialist

I am a support in the area of administration in which I fulfil myself the most. In my spare time, I love reading books and binge-watching different series.

Yannick Caron

Country Representative The Netherlands

Yannick is known for asking questions about the true business value of a digital solution. He likes to listen and talk to people to learn how the business works and how a digital product fits in their business model. Using his understanding of the business, he can help clients with understanding the effects of their technological choices on their overarching goals.

Thomas de Jong

Country Representative The Netherlands

His affinity for the software industry grew significantly during his earlier experiences in digital companies. His passion for digital innovation, combined with a solution-driven mindset, allows Thomas to understand the opportunities and challenges clients face truly. For DO OK, he uses these skills to collaborate with clients, developers, and business analysts and come up with the best approach for the task at hand.

Artur Zyzański

Senior QA Engineer

Artur Stępniak

Backend Developer

Sławek Kur

Backend Developer

Marta Maciaszek

Senior Project Manager

Anna Gołuchowska

Business Analyst

Przemysław Wycisk

Backend Developer

Katarzyna Sobótka

Recruitment Lead

Karolina Mrozek

Recruitment Specialist

Monika Olejnik

Chief Operating Officer

Artur Łągiewka

Backend Developer

Sebastian Bednarz

Senior QA Engineer

Szymon Zieliński

Senior Full-stack Web Developer

An experienced web developer focused on backend solutions, especially crafted in Python.

Piotr Broniszewski

Senior Frontend Developer

Piotr Wojdon

Team Leader Senior QA Engineer

A funny guy with a creative mind. Always keen to break apps (and other things), but only in order to make them better.

Grzegorz Szymański

Software Developer

Grzegorz is interested in new technologies, especially web development since a very young age. His hallmark is a big smile and a positive attitude

Irena Szukała

Mobile Developer

Marcin Sędrowski

Senior Backend Developer

Adam Mruk

Software Engineer

Developing software runs in Adam's blood. Fascinated by technology, he observes how the meaning of cybersecurity rises. Always ready to help.

Ewelina Klisowska

Software Developer

Software developer specializing in web application implemented in Java technology

Jacek Głąb

Team Leader Frontend Developer

"My favorite technology basically is.. technology." Espresso-tonic rocks!

Jarosław Galiński

Backend Developer

Python backend programmer, interested in computer vision. In previous job, involved with film industry technologies. He likes to play volleyball, chess and computer games in his free time.

Kamil Cichuta

Team Leader Mobile Developer

His heart belongs to iOS and Swift

Krzysztof Ciach

Senior Frontend Developer

Adrian Capitta

Frontend Developer

Rafał Skucha

Head of Finance and Administration

Rafał makes our work more convenient and smooth. He supports us in every field: operations and administration management, back-office and HR support. Known from his endless patience and British sense of humor. After hours he practises extreme sports.

Tomasz Kuzioła

Team Leader Senior Mobile Developer

Szymon Juskowiak

Fullstack Developer

Frontend developer with over five years of creating the last layer between the user and the system. UX enthusiast who helps with estimating and planning the shape of the application. Dj after hours.

Piotr Olejnik

Senior Mobile Developer
Our door is always open to accountable and responsible specialists.

Our door is always open to accountable and responsible specialists.

Join us

What is special about our technology company?

We help founders and product owners build pro-Earth and pro-people solutions. Energy sector, Healthcare, Logistics, and IoT are for us top of mind industries to support. They influence most of UN Sustainable Development Goals.

We start with values, functional, and emotional, to understand business and end-users at its best. Digital products are more than just software.

When we commit to helping you, expect dedication and a variety of methodologies as a standard. What we ask in return is to treat us as your partner, and value our work with on-time payments.

Smart access to Polish or Estonian IT industry may strengthen your scale-up plans. DO OK is a co-founder of SoDA Poland (Software Development Association) and strategic partner of Allies.Digital (Estonia).

Reach out to software professionals

Tell us about your challenges. We will listen to understand how can we help or connect you with someone who can.

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