Top App Developers in Eastern Europe

E-Commerce Dev for Citizen Cosmetics

Owlab were so helpful to me and my team that we have met all of our product release deadlines and we have a fantastically quick response to any small and minor bugs and issues we face. The project was managed superbly with Vitaliy and Roman acting as key points of contacts and clarifying any issues or expectations we have before we start. Their response time and ability to work with short timelines were impressive. Also, their ability to learn on the job about our needs and wants.

iOS & Android App for Multinational Retailer

We had a high level of communication through the project manager, and the team met with us as needed to solve current issues. I appreciated how quickly the developers responded to our requests.

3D Animation and VR Technology for Brand Group

They know their stuff and communicate efficiently and accurately. Their technical director, whom we speak with directly, knew every aspect of the development and could explain what was happening at every stage.

Web Development for International Online Retailer

We had meetings and workshops with Skywell Software’s development team. Communication was comfortable and effective.

Blockchain App Dev for NFT Company

The group's skill and attention to detail are notable. The project's blockchain component's timely and cost-effective completion is our main concern, and that has been adequately addressed. The project is on track to be completed within the specified deadlines, as the Analytics Dashboard is nearing completion.

Blockchain App Dev for NFT Company

Their dedication is impressive. No one can match their quick response times and efficacy when it comes to assisting with project development and deployment.

Web App Dev & Design for Fintech Company

Code & Pepper was an accommodating partner — they remained attentive to our needs and transparent in sharing each deliverable they accomplished throughout the engagement. Additionally, they had an orderly approach and remained committed to our timeline and budget. We were most impressed with their team’s organized workflow — everything was just perfect in that regard.

Development for Solutions Company

Code & Pepper managed the project very effectively. I didn’t have to provide much of this work myself. We communicated through Slack, and they were very responsive. Communication was always clear. They took on extra tasks and accommodated minor changes to the scope without any complaints.

Database Redevelopment for University of St. Gallen

The first phases of our work were completed on time. The current stage is subject to conclude by the end of the month, which seems likely at this point. We communicated through weekly emails and phone calls with one of my two contact persons at Code & Pepper in order to manage the work.

Collaborative Web Platform for HR Firm

Paulina was the project coordinator and kept her staff well-managed. She made herself available, was proactive and in direct contact with our clients. They understood the project’s big picture and turned it into a viable and operational product.

CMS Dev & Customer Service for E-Commerce CMS Provider

Blackbit is always hands on, fast to react and available. The tone is always helpful and friendly even under massive pressure.

Mobile & Web App Dev for Special Education Platform

There were also numerous design specifications, but they had a lot of patience when they were undertaking it. I’ve recommended them a number of times, even to another company I work with. Their patience was impressive. There were many different elements that had to be put together and at some point, they could’ve grown tired of me and of the development itself, but EqualEyes never got annoyed with me at any point.

Staff Augmentation for Mentorship Company

They very evidently place the needs of their customer and project first. This extends to deciding who to place on the project as well as checking in on progress and maintaining employee motivation on their side.

Staff Augmentation for Custom Software Development Agency

They really do care about our business and work as our partners, not just an independent company. This pleasantly surprised me.

Web Platform for Beauty App Startup

Their talented team followed proper management methodologies, and they were always available online, replying promptly to our inquiries. Beyond executing tasks, they were always happy to work with us to think of the best options moving forward.

Branding for Salesforce Consulting Firm

We were aligned with a Project Manager who was extremely diligent and understanding to our needs. She always made me feel valued and made sure that the deliverables were on time and in great shape. Whenever there were changes & revisions that I requested, Anna, our Project Manager, heard me and was always happy to take the requests back to work. I believe that the reason why our projects have been so successful is due to a great project management.

Training Mgmt App Design & Dev for Construction Company

The most impressive aspect of their performance was their attention to detail and communication. They consistently provided meeting notes, clear documentation of requirements, and detailed project updates, which ensured that all stakeholders were aligned throughout the process. This made it easy to track progress, manage changes, and address any issues in a timely manner.

Outsourced Mobile App Dev for Software Development Company

Software Station is transparent in communication and works hard to resolve any issues. Their team provides bi-weekly deliveries, meets deadlines, and displays good project management skills. We use Jira for collaboration.

Custom API Dev for Online B2B Food Marketplace

They delivered everything on time, just as specified in the schedule proposed in the beginning. The communication is smooth, they're proactive and they reached out whenever they needed some additional information. If someone looked for youth, proactiveness and flexibility (while keeping themselves to the predetermined schedule), CubicFox is a good choice.

Website Development for Automotive Company

The Netizens team is super structured, hardworking and absolutely reliable. They take on every idea and try to find the best solutions together with us. It is incredibly enjoyable to work with the friendly team. The working atmosphere is always positive!

Publishing System Dev for Multimedia Company

Netizens is a very reliable partner. They didn't just have standard solutions. They worked well together in the team and always found the best way in any project. They follow best practices.

Website Integration Services for Retail Brand

Compared to other vendors I have worked within the past, the project management provided by Finture was fantastic. We had daily meetings and also communicated through Slack. Our development methodology was agile and we used Microsoft Dev Ops for our sprints, tasks and retros etc. The deadlines were regularly met and there were no turnover of staff which was a huge benefit to all the projects worked on.

Custom Software Dev for Financial Software Company

Smithy has worked closely with our Product Manager since day 1 and consistently meets deadlines. The team is very responsive, especially when there's any critical bug or issue. They delivered excellent quality work -- the code is exceptional. They solve problems.

Mobile App & Features Development for Private Bank

Project went live in the timeframe as expected. Team show a great dedication to deliver high quality product which give you a lot of confidence as a client to build long term relationships. They were very efficient.

Web & Custom Software Development for SaaS Company

Deliverables were on time and tailored to our needs. Very responsible, they have done more than we expected.

Development Outsourcing Services for Running Charity

The time-management and people-management and all other types of management and actually work they made were great and always it time. This company is the real example of how to make things done and how to make your partners feel happy.

Custom Software Dev for IT Consulting Firm

The system was delivered professionally, completely on time, and within the 2024–2025 timeline. Communication was consistently clear and proactive throughout the entire delivery cycle. The development team was highly responsive to technical oversight, quickly implementing feedback regarding database architecture, REST API security, and ETL integrity.

Custom Software & Web Dev for Market Research Company

Cody delivered everything on time and on budget. Their workshop format allowed them to run through the timeline and budget estimates with us, which ultimately allowed them to stick to those estimations.

Dev of Product MVP & Live Version for Artist Mgmt Platform

Peter & I established a great working relationship. I got to be your typical nightmare client and he got to be the patient and often bored / annoyed developer. We took to our cliched roles with good humor and always have been open to learning from each other.

Digital Onboarding Platform Dev for Commercial Bank

Most impressive:

1. They delivered everything as promised;
2. quality of deliverables - we basically spent very little time on bugs and fixes.

Web Development & Maintenance for Marketing Agency

The project management is impressive. Delivers on time with daily updates. I have worked with many development firms in the past, and IvorySoft is the best by far. If a deadline is not reasonable they will explain in detail why and still do their very best to do the work properly with a clean/working code.

Mobile App Dev for Health Practitioner Platform

Ivorysoft excelled at keeping us up to date on their availability and expected completion. Their communication through every project they took on was constant and unprompted, which made managing our other company projects alongside a breeze, knowing I could trust them to run with any project big or small. That deep technical knowledge, paired with a strong sense of project timelines and stakeholder communication made for an efficient and successful partnership.

Custom Software Dev for Infectious Disease IoT Laboratories

We provided some clear deliverables with time lines which were all met. IvorySoft exceeded our expectations where timely delivery and quality of user experience were involved. The team grasped our technology constraints and work requirements extremely quickly and provided valuable input from the get go.

Website Design for Global Hackathon Event

MC team was always there for us - asking the right questions, setting priorities and offering creative solutions on the go. A project born out of the global crisis, calling thousands of hackers together needed matching energy and MC was exactly that. By truly being there to understand and reflect back our vision we could build something that is a strong cornerstone for a bigger movement to come.

iOS & Android App Development for Banking Alternative

They were incredibly proactive. You could see they were working on the product as if it was their own - they would raise issues and suggest fixes across the whole system, not just mobile apps. They would also question some of the design decisions from both a user experience perspective, as well as a technical standpoint.

Custom Website Development for Fintech Firm

New Line Technologies performs very well, and they have delivered on every milestone on time. They have great availability and transparent communication. Additionally, they always look for ways to support their customers and ensure their satisfaction.

Website Dev for Computer Software Company

The company has very skilled developers, it does not compromise on quality. Their availability is very high. Very high integrity.

App Dev for Game Studio

Very easy to work with and extremely helpful. They went out of their way to help with everything we asked for.

Mobile App Dev for Nightlife Promotion Platform

With Uptech's help, we launched the app, and it’s elicited unanimously positive feedback, both from our staff and our users. We didn’t expect the app to be completed until around October, but they finished it early. Uptech consistently offers high-quality services.

Custom Software Development for Technology Company

They present a very efficient workflow. We’re running the project in Jira, and the documentation is based on Notion. We also use other tools for clear communication and meet every week using Google Meets. They really care about transparent communication and are highly responsive during the project. Their planning process is excellent, and they could deliver the solutions quickly. Our cooperation is ongoing.

Mobile App Design & Dev for Basketball Club

Project management was excellent. Communication was always clear, open, and proactive. We received regular updates, and everything was well-coordinated from planning to launch. Blurify made sure we were informed, involved, and supported at every step.

Frontend Development for Soccer Fans Website

Studio Software is very professional and flexible. Whenever they’re working on our project, I have daily contact with the frontend developer, who delivers quickly. Studio Software provides weekly reports that are very detailed and explains exactly what they spend time on. They have capable developers who deliver on time. Even though they joined the project at a late stage and didn’t have a chance to plan from the beginning, they were still able to pick up and continue development.

Custom Software Dev for Online Gym Platform

The whole project was led by Studio Software’s project manager. I was fully informed on every stage of the project, and I had full access to JIRA, repos, etc., which gives me a sense of security. We worked in agile methodology and meetings were organized often. They delivered tasks and features within respectable timeframes.

Development, Design, and Illustration for Game App

They're very organized and good at execution. Also, they're great communicators. They use Basecamp on their end and everything is very transparent, so we can see who is working on our account and provide feedback.

Frontend Development Support for Online Brokerage Group

Their project management was structured and reliable, with on‑time delivery. The team was responsive, flexible, and quick to adapt to our needs and feedback.

Web App for Community Environment Improvement Company

Everything was always delivered on time. The supplier was very responsive to our needs. He himself came up with suggestions on how to solve problems in the form of workshops where we could learn new approaches or brought in new experts.

Web Testing & Automation for Indoor Cycling Platform

Smooth and on time. They always worked hard to deliver their tasks on time.

Custom Software Development for Nonprofit

Applifting has always delivered on time. During the whole project, I’ve had zero doubts about their project management skills. Also thanks to clear communication via in-person meetings, virtual meetings, and email or messaging apps.

Web Dev for Crystal Components Producer

We asked them to prepare a website from scratch four weeks before the campaign launch date, so they had to be good — they developed the sites really fast. We communicated via email, phone, and InVision.

Fitness App for App Dev Company

Coidea delivered the app on time, which enabled us to promote the solution ahead of our normal process. Their team set clear deadlines and then met them. We had daily contact via Slack, and they let us know about any scheduling issues.

IOS and Android Development for Digital Agency

Everything was fine; they actually delivered a month in advance. In terms of communication, there were no problems. Coidea Agency’s main advantages are their development speed and communication.

2D Animation Dev for Video Game Company

We quickly started working on the project thanks to effective communication with project managers and the timely release of all the changes we indicated.

Software Development for Technology Startup

Extrawest's project management approach is notably systematic and efficient. They utilize a comprehensive set of project management tools that ensure clear and constant communication. Responding to our needs, they showed an impressive level of flexibility and adaptability. Whenever we communicated new requirements or changes, their team responded quickly, accommodating our requests and offering insightful suggestions to improve the outcomes. Their team consists of genuinely remarkable personalities who not only excel in their technical expertise but also display exceptional interpersonal skills.

IT Solutions Platform Dev for Land Deformation Monitoring Co

The project management was commendable. Delivered on time. The team responded swiftly and responsibly.

Web Dev & Maintenance Support for Online Travel Agency

Deliverables were timely.

Web Dev for Travel & Tourism Company

Krononsoft’s project management was excellent. Communication was clear, structured, and consistently proactive. Vadim (CEO) made it very easy to move through a complex review by keeping the scope tight, summarizing decisions, and clarifying next steps at every stage. He listened carefully, crystallized information quickly, and translated it into actionable outputs. They delivered on time. Every milestone in the review was completed within the agreed timeframe, and whenever new context emerged, they adapted without losing momentum or diluting the deliverables.

Code Testing & Validation for Deal Brokerage Company

They delivered on time perfectly. We communicated via email and messaging apps.

Mobile App Design & Development for Education Company

SwyTapp goes above and beyond in every aspect of the work. Nothing is ever too hard and they are very proactive in finding solutions to any request thrown their way. They provide detailed documentation and communicate effectively throughout the whole project. We are onto our 8th milestone because they are very responsive and hard working.

Mobile App Development for Venture Studio

The team executed effectively while also being flexible to adjustments along the way. Communication was fantastic, and we always felt like their top-client. White-glove experience the entire process. Delivery was not only on-time, but ahead of schedule.

Mobile App & Portal Development for Tech Startup

We communicate with the team at Velmie in various ways, but we primarily use Slack. If there’s something urgent, I can reach out to my project manager through WhatsApp. We also often do video calls a couple of times a week to check in on requirements, sprints, and that sort of thing. My favorite parts about working with them are their kindness, understanding, and flexibility. Despite being such a small team, Velmie has done a lot in these past months that we’ve worked together.

Mobile App Development for Software Solutions Company

Openness and communication. Every step of the project was clear and they explained everything, they always discussed with us different approaches to the issues and together we were working on the solution. I had a feeling that our project is very important to them and that they care.

Mobile/Web App for Personalized Video Company

I’m satisfied with their work, which was fluid, collaborative, and transparent. I knew exactly what was going on, and they informed me about every issue that arose before dealing with it immediately.

Dev Augmentation for BI Management Tool

I think their work ethics are quite impressive. The team was focused on the project and supported us with their ideas and solutions. The cooperation was very transparent.

Product Dev & Design for Social Trading App

Delivery in record time despite a strict timeline on our part. The exchanges are perfect, they understand everything very quickly and ask you pertinent questions without ever being time consuming. Optimum efficiency without taking up too much of our time. Perfect solution for delegating and concentrating on other matters.

Web Design, Dev & SEO for Investment Platform

Cleevio’s project management was very smooth and efficient. The team delivered on time. We communicated via virtual meetings, emails, and messaging apps. I was impressed by Cleevio’s push to deliver and their efficient way of working while keeping the standard of work very high.

Staff Augmentation for Software Development Company

Their project management has gone smoothly. New Digital Street helped us to manage the process of building the team with the end client. They have sent us guidelines with the best practices based on their experience. Communication, engagement, and experienced consultants.

Mobile App for Fintech Company

Clear communication, delivery on time, seamless remote operation. The result of the product they delivered makes us feel more like a fintech company.

UI/UX Design for Online Grocery Shop

Clear communication, delivery on time. The delivered product design gives us an advantage over competitors.

E-Commerce Web Dev for Wooden Furniture Company

Communication was at a very high level. We used an invoicing system as well as JIRA. It was a bit complicated for us to use at the beginning, but they took the time to explain how it works and showed us where to find the tasks that are being worked on or that are completed. With JIRA, we could follow up on everything they were doing. We also communicated through Confluence.