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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! 🤝

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

 IT Craft is an established software development partner providing tailored services for each client’s unique tech challenges, business goals, and resources. Our engineers are here to help you reach the flexibility and efficiency your organization needs to adapt to a quickly disrupting environment and stay ahead of the competition.  At IT Craft, you get:✅ Access to the top industry expertise and best practices✅ Wide range of offered skills and technologies✅ Flexible approach to your needs✅ Transparent communication and timely deliveries✅ Proactivity  Let’s increase your project’s bottom line!

 GRT is all about creating smart, scalable solutions that drive real results. With over 12 years in the game and 120+ successful projects, we’ve helped businesses like yours turn big ideas into impactful products.  Here’s what working with us looks like: 🚀 Tailored Solutions, Tangible Results - Logistics app? We cut delivery wait times by 34% for one of our clients. -Healthcare IoT solution? 96% bug-free performance in just three months for another.  🤝 A Partner, Not Just a Provider - We don’t just take your project and run. From discovery workshops to regular updates, we collaborate with you every step of the way.  🛠 Expertise You Can Trust - We specialize in logistics, healthcare, and entertainment apps, but we are not limited to those. - Cutting-edge tech stack: Flutter, Laravel, Vue. js, AWS, and more.  🔄 Processes That Work for You - Discovery → Design → Development → Support—our milestone-driven process ensures clarity and results at every stage.  At GRT, we focus on what matters to you: delivering solutions that scale with your growth, delight your users, and create measurable value.  Let’s build something extraordinary together. Ready to chat?

You’ve got the strategy. We turn it into working solutions. For 20+ years, Sigma Software has worked with Fortune 500 companies, global vendors and technology start-ups. Our mission is to help innovation leaders move critical initiatives forward by aligning teams, systems, and priorities. With 1,800 engineers in AI, data, cloud, embedded, and cybersecurity, we deliver solutions that scale and last, with ISO-certified quality, security, and compliance embedded from day one. Strategic Initiatives we support:AI Adoption – use AI where it brings tangible value, starting from first pilots and scaling to wider use. Digital Product Innovation – create new software or add digital layers to existing products and services, built with security and compliance in mind. Experience Design – shape journeys across apps and portals so users reach the right outcomes with less friction. Regulatory Compliance – navigating the regulatory landscape complexity and translating standards into working processes for audit-ready operations. Operational Efficiency – replace slow or manual work with modern, automated solutions that cut cost and effort. Managed Services – ensure stability, security, and uptime without draining internal teams. Our work goes beyond solution delivery. Sigma Software Labs works with startups to shape and test new ideas. Sigma Software University not only grows future engineers but also helps our clients build internal capabilities through tailored literacy programs and training. Our R&D teams experiment with emerging technologies early, so when they become relevant, our clients can adopt them faster and with less risk. Together, this cycle of delivery, learning, and exploration makes us better partners and strengthens the outcomes we deliver.

JEVERA (previously called JBS) is a Ukrainian software development company established back in 2010. We focus on custom software development and legacy migration, helping our clients to compete and launch digital services and tech products faster. Our main domains of expertise are Telecommunications, Retail, and Healthcare. Back in 2015, our tech team developed a low-code platform that we actively use in commercial projects to accelerate software development.

Coderfy, a bespoke software development company, specializes in crafting tailored solutions for diverse industries, including web and software development, quality assurance, UI/UX design, and advanced ChatGPT chatbots. Based in Ukraine, USA, and the UK, we provide cost-effective and timely solutions, seamlessly executing projects aligned with your strategic goals. Experienced in: Custom Software Development🚀💻: We create scalable, robust, and tailor-made software solutions that drive efficiency and growth for businesses of all sizes. Web Design and Development🎨🌐: Our team of expert designers and developers craft stunning websites and web applications that leave a lasting impression on users while delivering exceptional functionality. Mobile App Development📱✨: We excel in developing feature-rich mobile apps that cater to diverse platforms, ensuring seamless user experiences. IT Consulting🤝🔍: Our seasoned consultants provide strategic guidance to help clients leverage technology for competitive advantage, offering insights that align IT with business goals. Custom ChatGPT chatbots🤖💬. Leveraging OpenAI's advanced language models, we design and develop custom ChatGPT chatbots that enhance customer engagement, streamline operations, and provide valuable assistance on your website in 24 hours. Stack Programming Languages📝💻: JavaScript, TypeScript, PHP Frontend🖼️🌐: React, Angular, Next. js, Nuxt. js, Vue. js, HTML/CSS/JS + JQuery, Bootstrap, Tailwind, yii2 Mobile App Development📱🚀: React Native, Flutter Backend⚙️🔧: Node. js, Express. js, Nest. js Databases🗃️🔍: MySQL, MongoDB, Redis, Firebase DevOps and Repositories🛠️🔄: Linux Repositories, Docker, Kubernetes, CI/CD, Git, Gitlab, Github Other Technologies🌐🔧: Nginx, Strapi, Sendgrid, Postman, Twilio, REST API, WebSocket Choose Coderfy for a customized approach to software development that's "Half the price & Faster twice!"

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.

Fintech Software Development Services. Product Oriented Engineering Culture. Kindgeek is a one-stop-shop product development company that illuminates how finance companies can reach their full potential with digital solutions. More than 200 companies have trusted Kindgeek to build their MVPs, products, and scale engineering teams. From ideation to deployment and beyond, we guide through the whole process of developing fintech products. We build custom solutions from scratch and have white-label solutions that save time to market while resolving core business needs. Our Integration Hub unites fintech leaders, aligning solutions with unique needs. Embrace AI, open banking, chatbots, BNPL, core banking, and WEB 3. 0 through our expert approach. We constantly leverage new technologies and grow into a fintech product and services ecosystem while building long-term partnerships based on trust and collaboration. Looking for a software development partner? Tell us about your project.

Global Technology Partner. Intellias is a global technology partner to top-tier organizations and digital natives, helping them accelerate their pace of sustainable digitalization. For over 20 years Intellias has been building mission-critical projects and delivering measurable outcomes that meet our clients’ business needs. We are contributing to the success of the world’s leading brands, among which are HERE Technologies, DKV, Swissquote Bank, Syngenta, TomTom, HelloFresh, Xerox PARC, and Travis Perkins. We help organizations from across a variety of industries create innovative digital products and experiences using deep expertise in emerging technology, domain knowledge, and high-performance product culture. Based on the business’s strategic objectives, we enhance the product vision, technology utilization, and production capabilities. Intellias empowers businesses to embrace innovation at scale through its global delivery capabilities in CEE, Western Europe, LATAM and India. The company has been recognized as a Leader in the Global Outsourcing 100 list by IAOP, ranked by Inc. 5000, and acknowledged in Forbes and in the GSA UK Awards.

Founded in 2022, in the heart of Kyiv, Zapal aims to provide top-notch IT solutions with product vision. We ignite SMBs, startups, SaaS platforms, businesses, and NGO’s with our powerful engineering & design solutions.  Thus, you may focus on scaling up and traction, while we handle all the tech and push the boundaries of your project. Our clients’ success stories already include projects like: Investment platform development, Educational project release, Mental Health App creation, retail company & HoReCa software development & lots of others. Core Services to boost your project with Zapal:Web developmentMobile development based on Flutter and React NativeDevOps engineeringAutomation and manual quality assuranceUI/UX designIdentity and branding designZapal’s product-centric IT services are already in France, UK, USA, Canada and more to be deployed. Our expertise, dedication, and creativity has already developed innovative and cost-effective solutions for our clients, optimized and automated processes, and boosted sales for businesses. Zapal aims to build strong, long-lasting partnerships. You too?Let’s ignite your project with our powerful design and engineering solutions!Contact Zapal: hello@zapal. tech, or directly our CTO: bohdan. kucheriavyi@zapal. tech