Ladislav Kostolny is a Senior Full Stack Developer with over a decade of experience building web, mobile, and backend systems across startups and established companies. He has strong front-end expertise in React/Redux and TypeScript, while also delivering native iOS/Android apps and backend integrations for platforms like SharePoint and Microsoft Dynamics. His recent roles include senior engineering and leadership positions at Excalibur, Devcity, and merkatos, showing a pattern of stepping into hands-on senior and lead responsibilities. Based in Kansas with roots in Slovakia, he blends Central European engineering pragmatism with international product experience. Beyond code, he brings a practical, product-focused mindset from projects across e-commerce, CRM, and automation domains. He’s known for valuing work that feels energizing—an attribute reflected in his GitHub motto about living fully.
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Ladislav Kostolny - Senior Full Stack Developer at Excalibur