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At Blackbird, we empower startups to thrive. Specializing in Seed and Series A companies, we extend runways by enabling engineering teams to focus on growth-driven features while we take care of everything else. With offices not only in Ukraine but also in Colombia, Spain, and Poland, we bring deep expertise in SaaS, cloud-native products, frontend applications with React, and both native and cross-platform mobile apps—all within a fast-growing tech ecosystem that operates with zero downtime. Want to know how we can help? Reach out! Our team will conduct a comprehensive tech assessment and present tailored options to elevate your startup to the next level.

Leobit is a full-cycle . NET, AI, and web application development provider for technology companies and startups primarily located in the US, EU, and the UK. We have representative offices in Austin, TX (USA), Tallinn (Estonia), Kraków (Poland), London (UK) and the development center in Lviv (Ukraine) with 170+ talented software engineers, architects, QA experts, and UI/UX designers. Our Achievements:Microsoft Solutions Partner - Digital & App InnovationISO 9001:2015 and ISO 27001:2022 CertifiedISTQB Gold PartnerTop . NET Developers in 2025 by ClutchCustomer Service Department of the Year in 2025 by Stevie® AwardsLeobit has successfully delivered over 150 well-designed and well-factored web & mobile applications to technology companies ranging from Fortune 500 firms to Silicon Valley startups. Our Services:. NET software developmentAI/LLM software developmentCustom software developmentDedicated development teamWeb app developmentMobile app developmentCloud developmentSoftware architecture designUI/UX designBusiness analysisQuality assuranceApp support & maintenanceTechnology consultingOur Key Technologies:Microsoft Stack: . NET, ASP. NET, C#, Azure, WCF, Entity Framework, MaUI, BlazorWeb/Frontend: React, Angular, Vue, jQuery, TypeScriptBackend: . NET Core/C#, Ruby, Node, PHP, PythonMobile Technology Stack: iOS, Android, Flutter, Swift, KotlinAI integration

Creating High Value for the Future. With delivery centers in Ukraine and the Netherlands, we design, develop and support innovative software solutions, helping companies to reach their goals, create high value and stay ahead of competitors. We provide Western European and US based clients a high value services, where quality and performance are equally important. Having a strong team of skilled innovative developers, quality engineers, project managers and business analysts, PROBEGIN is an experienced system integrater and has build many high value platforms over the years for it’s clients. We are growing steady and setting up virtual nearshore development centers (NDC) for diverse software development companies in the financial, e-commerce, health care, media & entertainment,energy, games and gambling verticals. PROBEGIN is a technology solutions company with 6 years of experience on the market and over 250 satisfied clients. We help leading companies and tech startups to stay ahead of competition with skilled talented IT specialists and business insights. We value the relation highest and adopt our services on the needs of our client. We prefer to be on the background, so you can shine with your product, project or services. We sharpened our expertise to deliver highly-functional solutions and establish long-term partnership with our clients. We have integrated Agillity in our corporate culture and we understand in order to deliver agile services, we should be Agile individuals. The key approach from PROBEGIN is that we customize how we work for you, adopting the team to your company and assisting through the full life cycle of your product, project or service. Regardless of technology platform, PROBEGIN can work either as a custom software project developer or as a seamless addition to your in-house technology staff. Get in touch with us now and experience our approach first hand.

We treat customer projects as our ventures SPsoft is a Managed Services Provider specializing in end-to-end software development and providing top engineering teams for various aspects of software lifecycle management. Our health-tech and medical device clients recognize SPSoft as their trusted technology partner and advisor with deep experience in HIPAA compliant products and custom solutions development. Our experience includes: healthcare big data visualization, claims processing, SaaS platforms covering patient-payer-provider interactions, telemedicine solutions, patient-provider scheduling solutions with numerous EHR systems integrations, cloud migration, solutions for biotech, clinical trial processes automation, medical device software, machine learning, chatbot/smart assistant, RPA, blockchain, and automated testing solutions. We deliver value to our customers by getting them to the top of leaderboards in their product market niches, optimizing our clients' users' experience, increasing the LTV of our client’s users, and accelerating our clients' product roadmaps. We treat customer projects as our ventures — we do what is best for our clients' business, not what is most profitable for us in the short term.

We create memorable digital experience. URBSoft is a team of young and ambitious people who will help you look at your product with new eyes! Our Mission: We are here to develop for you a quality product that will take your business to a whole new level. We work and improve every day so that the difference between expectation and reality is minimal. Our Values: Efficiency We know which resource is the most valuable, and we respect our client's time. That's why our team is always ready to meet tight deadlines while doing quality work! Trust. We work for the future, so we will do everything to make you remember us only in a positive way! Quality. As banal as it may sound, but it is no less important. In our view, quality is the work that makes you say "Wow, that's what we wanted! Our Philosophy: We are the ones who do our work with a smile on our faces. We are the ones who are not pissed off by the word "edit". We are the ones who create a product as if it were for ourselves. We are those who believe in a powerful symbiosis of enthusiasm and great skills. We believe this list will grow. But for now, it's the foundation by which we are already prepared to do the possible and the impossible! There are no limits to perfection, but we are constantly looking for them! That is why the final result is so important for us, which will lead us and our client to a new level of success. We are ready to prove all the above not only in words but also during cooperation!

A human-oriented software development company. We care your customers' needs are met while you have a great project-flow experience with us—from investigation and development to post-release support. Since 2013, we have grown to a team of 120 devoted professionals and delivered over 300 projects for 17 markets worldwide. How it works? Discovery phase, which includes market research, competitive analysis, target audience analysis, and positioning Design. Thinking sessions and Empathetic interviews with your future customers Architecting, Prototyping and Design, UX/UI Engineering Testing Release Support Post-release support Your idea is matured, gets real, and thrives. Truly an unforgettable experience. Get the IT solution that achieves your goals and enjoy how your idea is coming to life.

Since 2013, Relevant Software has been delivering tailored software development solutions across diverse sectors such as fintech, healthcare, and construction, partnering with mid-sized businesses and large enterprises, including those in the Fortune 500. We also help our clients gain a competitive advantage, reach new markets, and enhance operational efficiency through innovative technologies such as IoT, machine learning, and AI.  With self-sufficient teams and timely delivery, we provide end-to-end software development solutions that solve complex challenges, ensuring your business stays efficient, competitive, and always relevant.  10+ years of software development excellence. 200+ projects across diverse industries. 150+ dedicated software engineers. 92% of the team are senior and middle-level engineers. 97% client retention for new projects and support. 80% employee retention with a 5-year average tenure.

Code for business, care for the world. Keenethics is a top-rank software engineering company focusing on end-to-end web development following Agile principles. Since 2015, we've worked with clients worldwide, primarily from the United States, the United Kingdom, and the EU. Our clients include enterprises such as Epson and proptech startups like Ruuster. We develop custom solutions for industrial tech, HRtech, and edtech. So far, our team of 100+ specialists has executed over 120 projects in: - web development - mobile development - MVP - SaaS development - UX/UI design - AI & machine learning - no-code Our key services: 1. Ideation and Discovery — Business analysis and UI/UX 2. Prototyping and Validation — Bubble for a 3x speed of development 3. Development — JS-based tech stack and cross-functional agile teams 4. Product growth and team augmentation — Elixir and Rust technologies 5. Maintenance — DevOps, AWS, Google Cloud Platform, and Azure technologies

At COXIT, we specialize in AI and Machine Learning software development, delivering tailored solutions that drive efficiency and innovation. Founded by engineers, we combine technical expertise with a business-driven approach to help companies achieve their goals. Our Expertise:Designing and implementing complex AI systems to streamline operations. Providing highly skilled engineers for long-term collaboration (1–2 year contracts). Developing custom ML solutions, from proof of concept to full-scale deployment. Our Experience:Automated the "Sales to Quote" process for Stevens Industries, using NLP and object detection to process PDFs and architectural drawings. Partnered with manufacturing, e-commerce, and logistics clients to improve workflows with AI-powered tools. Retained a 90% engineer retention rate while delivering reliable, high-performing teams. Why Work with Us:We prioritize client satisfaction and measurable outcomes, tailoring our solutions to your unique needs. Whether you require a full AI-driven platform or need to scale your team with expert developers, we deliver results that matter. "We feel like anything is possible with their support. "Curtis Garrard, Stevens Industries, Inc 

StartupSoft is a trusted partner for augmenting your in-house team with remote, top-tier software engineers, including those specializing in AI/ML. Working with startups and Fortune 10 corporations, we ensure the perfect cultural & technical fit, and handle all the back-office management, so you can focus on what matters.

R&D center and Development Team for your business. Newxel is a global provider of R&D centers and dedicated tech teams, offering end-to-end recruitment and back-office services. Choose Newxel for Rapid setup of global R&D centers / offshore teams in 3-5 weeks. Commitment to recruiting 5 engineers in the first month, 20 in three months, and 100 in a year. Transfer of all back-office operations to Newxel's side to reduce overhead. No-risk partnership with payment only once the team is formed. Transparent pricing model with a fixed price per talent per month. Our main services are IT Staff Augmentation. Custom Software Development. HR Outsourcing. Newxel's team of 30+ recruiters will search for top talents for your business in Ukraine, Poland, Romania, Portugal, Turkey, and Bulgaria. Once your Dream Team is hired, our local operations team and people partners provide ongoing support, ensuring high team satisfaction and performance, resulting in a 94% retention rate!

   At Lvivity, we don't just build software – we build your competitive advantage. Whether you need a powerful web platform, intuitive mobile app, or completely custom solution, we deliver technology that drives real results for businesses worldwide. When you choose Lvivity, you're not just hiring developers – you're gaining a technology partner who's invested in your success.