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Our teams work best as single product engineering units, with goals such as growing an MVP towards product-market-fit, scaling technically and product-wise, or acting as R&D teams within larger companies building product MVPs or pivoting. WHY REBBIX TEAMS ARE EFFECTIVEStrong engineering managersTrack record in building successful online marketplaces and travel productsCo-located teamsResults-oriented cultureOUR EXPERTISEEngineering managementSoftware developmentGrowth & SEOProduct designProduct managementSRE & DevOpsData Analytics

Mobile App Design and Development Company Perpetio is your one-stop destination for app & web design and development. Operating since 2014, we’ve successfully delivered 150+ projects that top the charts in the market and are used by millions of people worldwide. Being a full-stack development company with an HQ in Tallinn, Estonia, and an R&D office based in Lviv, Ukraine, we cover: Business Analysis Planning, UI/UX Design Backend/Client Architecture Development Quality Assurance Deployment Maintenance and Support. If you’re looking for a winning partnership, contact us today and let’s get started! 🥇 Why Choose Us? - Our apps top the charts in AppStore/Google Play - 9+ years of success and counting - 100% English-speaking team Whether you need to launch your MVP quickly or need expert consultancy for your business, Perpetio is a great partner to help you succeed. So why wait? Let's create something amazing together! 🤝

Everlabs is a full-cycle software partner born in Cherkasy, Ukraine and now collaborating with clients and teams across the US and Europe. For 11+ years our cross-functional squad of engineers, designers and PMs has delivered SaaS, e-commerce and logistics platforms that reach millions of users and helped founders like Trainual and GoldAvenue scale or exit successfully. Clients score us a perfect 5. 0 on Clutch for quality, schedule and value.   Ruby on Rails is still our happy place, ReactJS powers our front-ends and Swift/Kotlin keep us native, yet we reach for . NET, NodeJS or serverless whenever that’s the smartest fit. We pair that technical range with lean, transparent workflows and an ownership mindset that treats every project as a product, not just a backlog. Behind the scenes you’ll find a knowledge-sharing culture, professional–development budgets and a flexible hybrid setup — so if you’re a curious engineer, designer or QA looking to work with modern tech and real product challenges, we’d love to meet you. Follow #teameverlabs on Instagram and see how we work! 🚀

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.

CiviMobile is a powerful, free mobile application that brings the core features of CiviCRM—the open-source constituent relationship management platform—to your fingertips. Designed specifically for non-profits, non-governmental organizations, political groups, sports clubs, and other community-focused entities, CiviMobile enables users to access and manage their organizational data seamlessly from any location and on multiple devices.  With CiviMobile, users can streamline their workflows and boost efficiency by managing contacts, activities, cases, and events directly from their mobile devices. Whether it's adding or calling organizational contacts, updating schedules, or tracking event participation, the app ensures essential tools are always at hand, making it particularly valuable for fieldwork and on-the-go operations.  In today’s mobile-driven world, where smartphones serve as indispensable organizers, CiviMobile takes productivity to the next level by enhancing time management and organizational processes. The app is available in 11 languages and, as of early 2023, is trusted by organizations across the USA, Germany, the UK, Australia, France, Canada, the Czech Republic, Belgium, and beyond.  CiviMobile is more than an app—it’s a companion for modern organizations striving to stay connected, organized, and effective.  

Software Delivery Driving Business Growth. We know how important it is for businesses to have an effective solution.  We primarily specialize in Logistics, Oil&Gas, Supply Chain, Real Estate, and E-commerce. Here's why our clients appreciate working with us:smooth workflow;deep understanding of internal tasks and problems;appealing design;flexible project planning;trustworthy team.

Levi9 IT Services is a new generation IT service company with headquarters in Amsterdam and six delivery centers in Eastern Europe. Founded in 2001 and named after Comet Levy9. The explosion from its collision with Jupiter in 1994 changed the sky forever. Levi9 also aims to make a difference in the history of the IT industry by changing the approach to outsourcing. The company creates innovative solutions for more than 50 clients and specializes in developments for B2B and B2C businesses in the fields of finance, automotive, e-commerce, etc. The company has been operating in Ukraine since 2008 and has a team of almost 300 IT specialists involved in projects remotely or working in modern offices in Kyiv and Lviv. Levi9 specialists regularly support the defenders of Ukraine in frames of military tax project & with different donation projects, the company doubles the tax & levi niners decide where to direct the funds. This way, over 26 million UAH were accumulated in 2 years.

maxidtp - Business Intelligence That Drives Resultsmaxidtp is a data consulting company that delivers Power BI and Microsoft Fabric solutions tailored to real business needs. We specialize in transforming raw data into actionable insights - with a clear focus on profitability, efficiency, and growth. Our services- Power BI dashboards (Sales, Finance, Operations)- Data integration (ERP, CRM, Excel, databases)- Microsoft Fabric implementation- BI health checks, PoC, and ongoing support maxidtp - Freedom of responsible decision making

Link The World To Digital. We are a leading software development company based in Ukraine, specializing in delivering tailored software solutions and top-notch IT consulting services globally. Our expert technical team, headquartered in Kyiv, consists of highly skilled web and mobile developers, inquisitive business analysts, talented UI/UX designers and QA engineers, and dedicated project managers. As a software outsourcing company and web development agency, we thrive on unlocking new opportunities for start-ups and establishment businesses that are looking to drive innovation and growth. Our main values are high-quality work, agile development methodologies, and excellent communication with clients at all stages of work. We assist our clients in achieving digital transformation by serving as a strategic partner, which results in the enhancement of their products, acceleration of service delivery, optimization of operational efficiency, and expansion into new markets. We are rapidly implementing AI and machine learning solutions into our clients' products and evolving as an AI development company. Our services include: Discovery stage (Business analysis) UX/UI design Mobile App Development Web App Development QA and testing DevOps IT consulting Our holistic approach ensures that we address every aspect of your project, from concept to deployment, to provide you with the most effective digital solutions. Proudly recognized as an Upwork Top Rated Agency, we've consistently proven our commitment to delivering excellence and innovation in every project we undertake.

Software Design and Development Partner. At OTAKOYI, we believe that the technology world can do better, and we start with ourselves. When you partner with us, you gain a trusted ally to navigate the challenges and opportunities of the ever-evolving tech landscape. Our collaboration goes beyond mere partnership; it reflects our deep commitment to your project’s success, anchored in radical honesty and transparency. We take pride in our enduring partnerships with industry leaders such as Lenovo, Philip Morris, Credit Agricole, METRO, Engel & Völkers, KIA, Kraft Heinz, OKKO, Knight Frank, ETA+, WWG, MBC, Landmark Group, and NAI Global. Behind each name is a story of long-term, trustworthy collaboration and inspiring mutual results. Our services include:- End-to-end Software Development- IT Staff Augmentation & Team Extension- IT Consulting & Digital TransformationWe cover the following expertise areas:- AI, ML, and Data Science- Application Re-Engineering- Software Development for Startups- Web App Development- Mobile App Development- DevOps & Cloud Services- Blockchain- Product Design

Software Developers With Engineering Mindset Scalamandra: scale your team with senior engineers for lasting success. We help to achieve business goals by providing high-performing, on-demand teams of developers and developing software solutions. Our company is involved in developing web platforms, analytical dashboards, and mobile applications. We make it possible for our clients to take the next step in modernizing legacy applications using functional programming and cutting-edge technologies Scala, Rust, etc. Our name represents two ideas. Scala is our favorite programming language and Salamandra is a lizard, which is listed on the IUCN Red List. Scalamandra is a remote-first international company, that helps companies scale their engineering teams by providing them with software developers. Services We Provide: Staff Augmentation Web Development Mobile development UI/UX We support the following technology stack: Scala Akka Apache Kafka Slick JavaScript TypeScript Node. js React. js Java Kotlin Docker Kubernetes AWS Google Cloud Platform

Custom Software, B2C & B2B E-Commerce, CRM & ERP SolidBrain is a software development company represented almost worldwide. SolidBrain offers the development of commercial websites from scratch, namely from the analysis of business ideas and the creation of MVP to the deployment of full-fledged web resources. Our specialization is eCommerce projects, CRM, ERP, and B2B automation. That is why we know the nuances and master the tools of eCommerce. It sets us apart from the competition, and in turn, gives you the following advantages: 📎 obtaining an effective resource with an attractive interface and decent functionality; 📎 convenient and affordable site management; 📎 easy-to-use navigation of the commercial platform; 📎 the best implementation of your ideas thanks to our huge experience in trade and analytics; 📎 competent placement of important information on the main page that encourages consumers to take active action; 📎 working with a resource adapted to mobile devices and thus increasing your customer base; 📎 the ability to place more than 10 mln items in the online store with fast loading of product cards. 📌 The main task of SolidBrain is to make your company a leader among competitors, increasing clients profits. 🎯 Our main goal is to develop an effective concept for creating websites that can increase rankings and generate systematic income of the appropriate level. ⭐️ We are proud of: 📌 creation of effective functional tools that brings a high conversion of online stores; 📌 development of projects with corporate identity, attractive design and convenient usability; 📌 fast loading of pages on websites with a great variety of goods; 📌 deep analysis and accuracy of determining the target audience and its needs; 📌 establishing productive communication between business and end-users through proven techniques in the field of web design.