Top Software Developers in Eastern Europe

Core Technology Development for Voice AI Company

SWM has deep domain expertise in audio streaming and membrane in particular. This project wouldn't have been possible without their help.

App Development for Mobile Ethereum Wallet

Our initial expectations were that we would be able to ship more features sooner (I think this is generally how it goes for everyone), but at the time, we did not realize that the limitations of React Native were an issue for us until we got to the point where we wanted to build some features. Of course, the limits of React Native is not Software Mansion's responsibility, but the engineers were able to expand the functionality of the React Native libraries they contributed to, in order to help us meet our needs.

Mobile App Development for Software Company

Great engineers; they really know React Native. I suppose they could offer an even higher level of React Native knowledge/expertise, but they are already the best development firm for React Native we know of.

Custom Software Dev for Software Company

What did you find most impressive or unique about this company? Very deep expertise in Elixir, VoIP, various real-time media technologies. Extremely reliable delivery.

Custom Software & Blockchain Development for Fashion Company

The company has a strong work ethic, strong expertise, and good communication. This impressive combination of qualities highlights their unique capabilities in handling complex projects. They have shown an ability to adapt to project timelines and needs efficiently.

Mobile App Dev for Luxury Haircutter

The project manager was extremely involved from both the creative and management standpoint, especially in regards of troubleshooting and thinking ahead to identify any potential problems down the line. The most impressive quality of Undabot is their steadfast focus on making sure to protect the client from making mistakes and taking a great deal of effort to work around problematic elements in a creative, yet professionally objective way - while making sure to deliver results in line with the original vision.

Custom Software Development for Book E-Commerce Platform

Communication with them was easy and pleasant. We recommend Innovation to anyone who is looking for a reliable partner for the implementation of Internet projects.

UI Revamp for Anti-Money Laundering Solutions Provider

They were professional and willing to adapt to our needs. They provided excellent service and were steadfastly helpful and cheerful, despite the challenges faced by the Russian invasion of their country.

Custom Software Development for Gas Supplier

At the beginning of the order there was a very detailed site visit and the creation of mock-ups and a description of the system. This allowed to clarify all the relevant issues. We did not expect such a detailed site visit and getting so deep into our processes and problems. After such a workshop, we all had a full understanding and comparative knowledge of TEZET.

CRM System Dev for SEO & SEM Agency

We were impressed by their attention to detail and great customer service.

Web Dev & Design for Vehicle Dealer

We were extremely satisfied with Shipshape Solutions, and what impressed us the most was their exceptional professionalism, attention to detail, and commitment to delivering high-quality work on time. Their ability to understand our needs and translate them into a seamless, user-friendly website was truly outstanding. The combination of technical expertise, creativity, and excellent communication made the entire process smooth and efficient.

Custom Software Dev for Engineering Startup

The communication, especially English, of the team was excellent. Their style was informal yet direct and they did not hesitate to question requirements or offer advice. They're also nice guys and easy to work with.

Development Services for Financial Management Company

From the very beginning, we had no doubts about the effectiveness of implementing technological solutions. However, we did not expect Brival to be able to provide such extensive and substantive support at the stage of agreeing the business model. We are aware of the fact that the final shape of the product was the result of our inter-team work. Their reliability, flexibility, and ability to adapt in sudden changes allowed us to maintain smooth operation.

Custom E-Commerce Development for Independent Design Agency

They were incredible. Brival’s team was able to jump into any type of project and be comfortable building upon that work regardless the stack of code. Any question they had, they made sure that we were coming to a good decision. It felt like everyone listened to the requirements, took the designs into account, and delivered a buttoned-up project.

Software Development for Travel Startup

They have an onshore product manager that we could, theoretically, work exclusively with. However, we chose to have a weekly check-in with their entire team. That’s made it feel like they’re all part of our team. Even though they’re in Poland, we’ve communicated easily. We use Slack as our main communication conduit. Throughout the week, we may change priorities, but they’re always available to us to accommodate that.

Multiple Web Dev for Events Services Company

They sometimes understood us better than we understood ourselves because they've been with us for so long. This is the primary reason we chose them and that we've worked with them over for two years. They read our minds. They know what we are willing to do.

Software Engineering Resources for Gift Card Marketplace

Moreover, I’ve had great relationships with the owner and team members of NG Logic. They’re always responsive, professional, and collaborative — we’ve had a great working experience. In general, NG Logic has been truly responsive. Everyone has been easy to work with, and they’re with us whenever issues arise.

Staff Augmentation for Nonprofit-focused Software Provider

In general, the team very much likes to work with them. They've got great personalities and are easy to work with. It's all been a very positive experience.

Website Development for IT Company

Seven Software's project management is very professional and friendly. We communicate via in-person meetings, virtual meetings, and emails or messaging apps.

Web Platform Development & Design for Software Company

Fabrity has excellent .NET developers with extensive experience in other projects for enterprise clients. Everything was delivered before the deadline. Communication was efficient, and Fabrity demonstrated great proactivity and ability to solve complex technical problems.

Custom Software Development for Global Technology Company

Fabrity has expertise in building low-code solutions and experience in migration from legacy software to newer solutions. Fabrity showed full professionalism, deep expertise, and flexibility at every stage of the project. Project management was professional. Vendor met deadlines.

Web Design for Nonprofit Organization

SoftXPro managed the project very well. They kept us updated throughout, were responsive to our feedback, and delivered the website on time. Whenever we had questions or changes, they were quick to respond and easy to work with.

Custom Software Dev for Recruitment & Career Development Co

Their communication is good and punctual; we use Slack and have daily updates. Additionally, we use Jira to review the project’s status.

E-Commerce Dev for Cleaning Supply Brand

They are working with Github. They communicate if they can achieve the given deadlines or not.

AWS Infrastructure Dev for Jobs Platform

Their communication at all times was impressive and they were always ready to deal with any new issues that cropped. We worked as one team and got a lot done.

Mobile App Dev for Hospitality Company

Ragnarson has a group of great team players, with good communication and English skills. It's been a real pleasure working with them.

Web App Development for Scientific Publisher

Ragnarson’s project management was solid and effective. They maintained clear communication throughout the project, using various communication and project management tools to provide regular updates and address any questions or issues that arose. The project was completed on time, and all milestones were met according to the agreed schedule.

Mobile App Dev for Maternal & Child Healthcare Marketplace

Many companies out there offer services that are not necessary or that could take twice as long. If I'm coming up with an approach that will take too long or isn't the best way for us to save money, JSGuru will let me know about it. They're not just billing hours so that they can make money; they want to see me succeed. I feel like I have a partner that's looking out for my wallet and making sure that we get things done in the best and fastest way possible.

Software Design & Development for Web3 Job Marketplace

Codemelt demonstrated exceptional project management throughout the development of HYVE. They maintained clear and consistent communication, providing regular updates and progress reports to ensure transparency at every stage of the project. Deliverables were consistently met on time, even for complex tasks that required significant coordination and technical expertise.

AI Development for SEO Agency

CloudFlex demonstrated a remarkable ability to translate complex AI concepts into a user-friendly tool that integrated seamlessly into our existing workflow.

E-Commerce Development for Online Bookstore

The project management team maintained close communication with us, the client. Every two weeks, a demo was presented, along with a status report detailing the current state of the deliverables. The team was responsive to our needs, adapting as necessary while keeping us informed throughout the process. Although most of the information was communicated in a timely manner, in some instances, we would have appreciated quicker responses and more frequent updates.

Web Dev & Offshore Support for Patient Engagement Company

Market dynamics often affect our business and force us to change project requirements. Luckily, their team is capable of quickly adapting in response to shifting challenges. They’re also excellent communicators.

Staff Augmentation for Financial Services Company

Qulix Systems delivered on-time and within the specified budget, without any issues. We are using a wide variety of project tools, GitHub being the one we interact with the most. We work in an Agile fashion. In addition, I have not experienced much of a language barrier. Their ability to communicate in English is excellent, which was an unexpected but pleasant surprise.

Custom E-Commerce Software Dev for Return Management Company

They’ve exceeded our expectations, and they surely outperform their competitors in the market.

Web Development & UI/UX Design for Biotech Startup

Very good designers, They were a team of skilled developers who demonstrated development best practices in application architecture.

Design & Development for Grocer Platform

FUTURO employs a great team with a good eye for design. It can be difficult to put a thought to paper, and it usually takes about 5–6 iterations to produce a final design. But FUTURO understood my vision and always hit the mark on the first or second try.

Custom Software Development for Payment Software Company

Progress has been amazing in terms of development and stability of the platform. More than that, SSI team's has been more than professional working sometimes during the weekend (on their behalf) to finalize some projects. From day 1, we have adhere to our communication channel (mostly Slack & Google Meet), and used the Ticketing system to follow their duties. Most of them have been respected, including updated to PO on progress status.

IT Staff Augmentation for Digital Development Center

Very professional company, committed to hard work and constant optimisations. In short time, their developers integrated with our development teams. They have experience with scrum and are integrated into our standard processes within a short time frame.

Software Development for AI-Based Solutions Company

They’re always available when we reach out and always answer quickly. Their team is professional and that’s one thing that isn’t always easy to find. They will help you find people rather quickly who are very qualified.

Web Dev for Software House

They were very responsive and paid attention to our remarks. They not only developed the website but also suggested improvements. Also pricing is very attractive.

E-Commerce Dev for Cannabidiol Product Manufacturer

They’ve been excellent in project managing. We’ve learned to communicate with them effectively. In terms of communication, we communicated via Slack which works great for tight deadlines. We had Jira for project management.

CRM & Workflow Management Resources for Telecom

I think they’re good Java specialists. I know that they have some specialists in other languages, but we are not working with them much for other things.

Data Encryption Development for Communications App

They are quite excellent in the technology and always know what’s new. There hasn’t been a problem where there’s new technology on the market and they don’t know it. For this project, that was quite essential. We needed to make a project which was state-of-the-art, and they provided that.

Navigation App Development for Software Engineering Firm

They communicated in loyal and assertive way. It was obvious that engineers like the project and idea a lot and they put much effort to make it live. All the parties were happy about communication style and performance speed.

Mobile App Dev Support for App Development Agency

Day to day communication was great. Good English skills and always asking relevant questions.

Web & Mobile App Development for Software Company

We were impressed with their attention to detail and willingness to learn everything about a project before working on completing it in a clean and efficient manner. We appreciated their ability to send screenshots or video for our feedback which has happened with us on a couple of occasions.

IT Outsourcing for IT Consulting & Software Engineering Co

All the projects were delivered on time and on budget, also met ours and our client's expectations. With their speed and flexibility, it is always easy to negotiate and find the best solution.

Web App Development for Digital Metabolic Health Clinic

While the overall project was a resounding success, a more in-depth initial delineation of scope could have streamlined the decision-making process further. However, this minor hiccup was effortlessly overshadowed by the 300.codes team’s flexibility and unwavering commitment to project excellence.

Staff Augmentation & Site Dev for Professional Services Firm

Their communication style was really meeting the needs of both us and our Client. We had to be flexible and fast to adapt to changing circumstances based on current needs and expectations. They know what they were doing, were really professional but above all when we were at crucial moments of the project, they showed adaptability and understanding and were able to implement new changes so as to satisfy the Client and meet the highest expectations.

Admissions Portal Development for University

The project was conducted in a flexible way, with great understanding and openness to changes and improvements. The team was in constant contact, we could count on each other at any time of the day or even night. The workflow was very satisfying, the tasks were completed on time.

Custom Software Development for Bank

Definitely demonstrated enthusiasm, professionalism and flexibility. From the beginning, 300.codes was determined to deliver the result which meets our expectations. That is not easy to observe on the market.

Web Development for Beach Equipment Rental Company

The team was engaging and helpful. They were tremendously available and hard working. The engagement. They consistently made us feel like we were their priority.

Platform Automation for Coaching & Training Company

I always know what is the phase of the project, what will be the cost of development in every month, and I could count on a fast response when there was a need to make improvements or changes to the platform. Their transparency and honesty. But the only problem we had, they said straight why it occurred, what they did to prevent that against happening it in future and they did it.

Web Design for Multi-Platform App Developer

I was afraid that we may not agree on the design, but Syntech’s managers calmed me down. They found the right words to continue the project when I was ready to cancel it, looking at the task from a new point of view. They changed the design really quickly and made what we needed. I really enjoyed the personal attention and the way Syntech communicated with us.

App Development For Professional Services Company

I would say All In Mobile's transparency and accessibility sticks out. Anytime we needed to talk, they always found a way to speak as fast as possible. Also, after every sprint, they provided full reports on what had been done. I haven't experienced anything like that with other companies.

Android Application Development

Luke Konior, the All In Mobile managing partner, is very transparent. He really wants to help. He’s not just a sales guy that wants to take money out of your pocket.

Web Content Management System Development for Human Resources Company

They were very clear and transparent in their communication. We felt like they really wanted our project to succeed just as much as we did.

Web Development & Design for Influencer Marketing Company

They have expertise. Cyboticx created the distinctive animations and visuals we need. They have a diverse range of ideas, talents, and knowledge because members of their team come from all over the world. They have a lot of creativity, which I value.

Video Analytics Solution Development for Education Company

The most beneficial aspect is that I can already compile student data because Cyboticx created a functioning prototype that lasted for a month. Along with their excellent presenting and reporting abilities, I also value their initiative and creative approach in providing the most feasible suggestions for implementation.

Scheduling SaaS for Consulting Firm

They are human beings! Not just a cut and dried solution house with a cookie cutter solution. These guys are innovative and full of ideas to help you see a better future outcome than you could have imagined yourself.

Android App Redesign & Dev for SaaS Product