Serhii Kolodynskyi
Head of App Development
Co-founder of Sadok.app. Developer, project manager, and product architect across mobile and SaaS products. I work at a CTO level in telecom and software products.
15+
Years in IT
3M+
WiFi Heatmap downloads
2M+
Wi-Fi AR downloads
10+
Years of tech leadership
About specialist
IT professional with 15+ years of experience in product development, telecom infrastructure, mobile applications, and SaaS platforms. I combine hands-on development, product architecture, and project management.
Co-founder of Sadok.app, a digital platform for preschools and after-school centers. I led development and scaling of the product: a CRM and communication platform for preschools.
I’ve also contributed to commercially successful mobile products: WiFi Heatmap (3M+ downloads) and Wi-Fi AR (2M+ downloads).
Contact us
Professional education
Master's degree, Information Technologies
State University of Telecommunications, Kyiv
Skills & Certificates
Growing your business is our job
Comprehensive promotion, website development and strategic marketing.