Top AI Agent Development Companies (2026)

Cleveroad is a comprehensive custom software development and IT consulting firm founded in 2011, with headquarters in New York and European engineering hubs. Over more than a decade of delivery excellence, Cleveroad has designed, built, and launched more than 300 web, mobile, and enterprise software solutions for startups, scaleups, and established enterprises across North America and Europe. Cleveroad specializes in end-to-end digital engineering, encompassing native iOS and Android development, cross-platform mobile apps, cloud-native web platforms, AI engineering, and enterprise system integration. The company excels in developing complex digital architectures across healthcare, fintech, supply chain and logistics, education, and eCommerce. Leveraging modern AI-assisted engineering practices, automated testing suites, and continuous code quality audits, Cleveroad ensures every release satisfies strict security, performance, and compliance benchmarks like HIPAA and GDPR. The company offers flexible collaboration frameworks, including dedicated development teams, IT staff augmentation, and full-cycle project outsourcing. Cleveroad engineers utilize modern technical stacks including Flutter, React, Node.js, Python, AWS, and Azure. With a strong commitment to transparent communication, predictable sprint velocity, and business-focused problem solving, Cleveroad helps organizations transform intricate product ideas into scalable, market-ready digital platforms that drive sustainable growth.

.NET, AI and Web Software Development 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 200+ talented software engineers, architects, QA experts, and UI/UX designers. Our Achievements: Microsoft Solutions Partner - Digital & App Innovation, Data & AI ISO 9001:2015 and ISO 27001:2022 Certified ISTQB Platinum Partner Top .NET Developers in 2026 by Clutch Computer Services Company in 2026 by Stevie® Awards Leobit has successfully delivered over 180 well-designed and well-factored web & mobile applications to technology companies ranging from Fortune 500 firms to Silicon Valley startups. Our Services: .NET software development AI/LLM software development Custom software development Dedicated development team Web app development Mobile app development Cloud development Software architecture design UI/UX design Business analysis Quality assurance App support & maintenance Technology consulting Our Key Technologies: Microsoft Stack: .NET, ASP.NET, C#, Azure, WCF, Entity Framework, MaUI, Blazor Web/Frontend: React, Angular, Vue, jQuery, TypeScript Backend: .NET Core/C#, Ruby, Node, PHP, Python Mobile Technology Stack: iOS, Android, Flutter, Swift, Kotlin AI integration Why Leobit?1. Get the best people on board. Our team is a mix of seasoned architects and the top 10% of the smartest & brightest graduates of the best universities. 2. Join our thriving clients. Multiple successful startup launches with 10m+ investments each, several becoming unicorns.3. Work with mature and secure processes. We help technology companies in their journey of innovation & business transformation, building business partnerships based on trust and long-term cooperation. Looking for a custom software development partner? Solve your tech challenges and accomplish business goals with Leobit. Get a consultationRead more Watch our Video Min project size $25,000+ Hourly rate $25 - $49 / hr Employees 50 - 249 Locations L'viv, Ukraine Year founded Founded 2014 Languages 2 Languages Timezones 5 Timezones