JSON Crew

JSON Crew is a Kraków-based software house offering comprehensive outsourcing of web and digital solutions. The team designs, develops, and deploys fast, scalable web applications using modern stacks like Next.js, React, and Node.js, alongside advanced IoT platforms for real-time data integration and AI implementations that automate business processes. They build progressive web apps, create immersive 3D experiences with Three.js, and develop custom CRM systems. JSON Crew manages the full project lifecycle—from concept through UX/UI design, development, deployment, and maintenance—delivering solutions calibrated to client requirements. Operating globally, they serve both established businesses and startups seeking reliable, performance-focused digital infrastructure and complex systems.