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Proffiz specializes in custom software development for manufacturing, fintech, photo & imaging, and other industries. We craft innovative solutions such as industrial automation platforms, image-processing software, and tailored business tools to help clients streamline operations and enhance efficiency.  

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

Achieve Unparalleled Business Success with Customized Web | Mobile | AI SolutionsFounded in 2015 by a visionary team of 15 strategists, Requestum has grown into a dynamic community of experts dedicated to reshaping the digital landscape and transforming bold ideas into powerful solutions. Today, we boast a team of over 100 professionals, working with clients in 20 countries on 50+ diverse products, earning industry recognition. What Sets Us Apart?Results-Oriented Solutions – We develop future-ready solutions that address critical business challenges and drive measurable success. Strategic Approach & Innovation – Our team applies analytical thinking at every stage, ensuring optimal development efficiency and effectiveness. Uncompromising Quality – We adhere to rigorous standards, delivering reliable, high-performance software that exceeds client expectations.

Expert design & development team to create top-notch 💫 product experience. Since 2016 we’ve created 90+ projects for startups and businesses worldwide. Our work has global 🏆 awards and is loved by hundreds of thousands of people 🌎We deliver the best product experience by blending three key areas of expertise: product♟️ strategy, user-centric🧍design, and 🛠️ custom development.

We’re digital pioneers on a mission to turn every project into a breakthrough. With deep expertise and a product-oriented team, we transform challenges into enterprise-grade solutions. We partner with you to build scalable and user-friendly solutions that deliver required results. Let's craft together an exciting journey toward success.