Meet Our Professionals

Our team of experienced developers offers a full software development cycle, from idea to implementation

OUR philosophy

We see every project as a collaboration where ideas turn into scalable digital products. Our mission is to transform complexity into simple, powerful solutions that help businesses thrive

OUR Values

We turn values into results: honesty, passion, and smart solutions

Integrity

The foundation of trust and long-term relationships. We hold ourselves to the highest ethical standards, ensuring honesty and transparency in every interaction.

Energy

A proactive spirit that inspires. Optimism, drive, and enthusiasm fuel our work, creating a positive atmosphere where the team and our clients can reach new heights together.

Intelligence

Critical thinking and innovation at the core. We embrace knowledge, ideas, and smart solutions that help us adapt, grow, and deliver cutting-edge results for our clients.

Meet our team

Vladyslav Tamashchuk

Founder | CEO

Tetiana Kostyshyn

Software Engineer

Oleh Chervinskyi

Sales Manager

Sofiia Herasymenko

Project Manager

Anastasiia Hurska

QA Engineer

Kateryna Rybalchenko

UX/UI Designer

Max Blokhin

CSO | CLO

Vadym Chepyk

QA Engineer

Tetiana Yaremchuk

Chief Human Resources Officer

Sofiia Hryshyna

QA Engineer

Andrii Ivasenko

Partnership Manager

Testimonials

Anuj Kansal

Head HFT

Todd Ogryzlo

Co-Founder of Sweep and Sleep RoomMarketplace

Tom Imrich

Founder of BOATYN

Oleksandr T

Founder

Ihor K

Founder of Profi CRM

Margareth Alberto

Head of Sales Department

Olalekan Abiona

Founder of CareersBar

The project was fairly large and comprised of developing an entire user interface of a proprietary trading platform from scratch. They are very professional team. The communication was excellent. They are not only implemented what we requested but also came up with ideas to improve the front-end user experience. Their suggestions were actually quite useful and they eventually delivered a very good product. I would highly recommend them to any prospective client.

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With ValsyDev the work gets done. Great communication, way easier to budget less levels of bureaucracy, more responsive.

ValsyDev has a very good and well-organized team. They provided quick responses and a very flexible approach. ValsyDev delivered a fully functional website on time, provided guidance, and resolved all issues promptly and successfully, showcasing a flexible approach. The team adjusted the deadline to ensure quality, demonstrated organizational skills, and offered prompt responses through virtual meetings.

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I'm very grateful to the experts at ValsyDev for their excellent work. They played a key role in making my SaaS product production-ready by handling complex API integrations and building automation workflows.The team demonstrated deep expertise in JavaScript and AWS, and successfully delivered robust integrations with Shopify, OnlinePOS, and Oracle. They also improved data synchronization, backend logic, and frontend usability, all while maintaining clear communication and a professional approach. Highly recommend them for any project requiring skilled and reliable professionals in web development.

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This CRM eliminated a ton of manual routine for us. Stock levels are always under control, no more lost orders, and we finally see where we’re losing money.

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Working with ValsyDev has been a fantastic experience. Their team of experts demonstrates exceptional professionalism across the board — from QA specialists to developers and project managers.
We were especially impressed by their deep understanding of JavaScript and Java, as well as their ability to work confidently with complex codebases. It was also clear that they are true experts in SaaS development and building AI-driven solutions. Communication was always clear and timely, and the quality of work consistently exceeded our expectations. Highly recommended.

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Working with the ValsyDev team has been an outstanding experience from start to finish. They impressed me right away with a thorough and well-structured discovery phase that gave us a clear roadmap for the project and laid the foundation for a smooth and efficient development process.
The actual development exceeded my expectations. The entire team was responsive, fast, and incredibly detail-oriented. I was especially impressed by the developers — having worked with various teams before, I can confidently say that I’ve rarely encountered such deep expertise in JavaScript (Node.js, React). They not only demonstrated exceptional technical skills but also had a strong understanding of our needs and proactively helped shape the final SaaS product.
I was also pleasantly surprised by their expertise in AI — particularly in terms of automation and integration. Their ability to implement intelligent features efficiently added real value to the platform. I highly recommend ValsyDev to anyone looking for a reliable and capable development partner for SaaS projects. I’m genuinely looking forward to working with them again in the future.

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