Custom Software & IT Outsourcing – C#, Java, JS
ESSYO is a custom software development, web, and mobile app development company with engineering hubs in Katowice and Białystok. Since 2007, we have been specializing in building, implementing, integrating, and maintaining IT systems of varying complexity. Our team leverages the latest technologies to deliver scalable, secure, and user-friendly solutions tailored to the unique needs of businesses and institutions.We help companies optimize processes, scale efficiently, and gain a competitive advantage through cutting-edge software solutions. Over the last decade, we have successfully completed 100+ projects across diverse industries, always ensuring timely delivery and cost-effectiveness. We work with startups, SMEs, and enterprises in fintech, banking, finance, payments, healthcare, e-commerce, and other sectors, delivering software that drives measurable business value.
Why Choose ESSYO?
✅ Custom Software Development & IT Outsourcing – Scalable, secure & tailored solutions
✅ Web & Mobile Applications – High-performance apps for iOS, Android & web
✅ AI, Data & Automation – AI consulting, analytics, chatbots & business automation
✅ B2B, B2C & E-commerce Platforms – Scalable marketplaces & sales solutions
✅ Cloud & DevOps Services – AWS, Azure, Google Cloud & automation
✅ MVP, CRM & ERP Solutions – Fast prototyping & enterprise software
✅ Security, Payments & Penetration Testing – Data protection & transaction security
✅ UI/UX Design & Audits – Optimized user experience & conversion rates
✅ Custom Integrations & Plugins – Extending software capabilities
✅ Software Training & Support – Smooth adoption & long-term success
At ESSYO, we don’t just build software—we create long-term partnerships that help businesses innovate, scale, and thrive in a rapidly evolving digital world. Our client-centric approach delivers real solutions that drive efficiency and growth.
🚀 Looking for a reliable technology partner? Let’s talk!
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Min project size
$10,000+
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Hourly rate
$25 - $49 / hr
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Employees
50 - 249
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Year founded
Founded 2007
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