
Selleo
ReviewPolish software house building SaaS, MVP, and AI-assisted products with senior full-stack teams

About Selleo
Selleo is a custom software and SaaS development company founded in 2005 and based in Bielsko-Biała, Poland. The official site positions the firm around product strategy, thoughtful design, and strong engineering for MVP and production products, with services spanning custom software, DevOps, mobile, AI product work, and UX/UI.
Who Selleo Is Best For
Selleo is best for companies shaping a new MVP or scaling an existing product with product strategy, design, and engineering in one partner. Its official site emphasizes senior full-stack developers, SaaS builds, and AI-assisted delivery across edtech, fintech, healthcare, and ecommerce.
Why Choose Selleo
Things to Consider
Selleo Services
Alternatives to Selleo
Software Agencies with a similar market, price band, and focus.

Clockwork
★ 8Healthcare, higher education, and nonprofit organizations in the Midwest needing a premium experience design and custom software partner
Clockwork is a boutique digital agency founded in 2002 and headquartered in Minneapolis, MN, specializing in experience design and custom software for healthcare, higher education, and nonprofit organizations. With a perfect 5.0 Clutch rating and a $200-300/hr engagement rate, Clockwork occupies the premium end of the Midwest digital agency market. Notable clients include North Memorial Health and institutions in the higher education and insurance sectors. Their 20+ year operating history and senior-led team model deliver strategic design and engineering for clients seeking a trusted partner over a throughput-focused vendor.

Clover Dynamics
★ 7.9Growth-stage startups needing a reliable extended dev team
Clover Dynamics is a software development agency based in Ukraine, serving clients in the US, UK, and Europe. The agency focuses on web and mobile application development, with particular strength in React, Node.js, and Python-based backends. Clover Dynamics works primarily with growth-stage startups and SMBs that need a reliable extended team or dedicated development resources. They are known for transparent communication and structured sprint-based delivery.

Cobuild Lab Inc
★ 7.5Startups and fast-growing companies needing custom web, mobile, or Web3 development at accessible rates. Cobuild Lab suits founders and product teams that want a Miami-based partner for MVP development or remote developer hiring.
Cobuild Lab is a Miami, Florida custom software development firm founded in 2017 with a global team of 51 professionals. They specialize in web and mobile app development, Web3 products, MVP development for startups, and staff augmentation with remote developer hiring and HR compliance. With 10 Clutch reviews and project costs starting at $8,000, they offer accessible rates for early-stage companies and growing teams.