Ioannis Psomadelis

Frontend Engineer at Ancient Gaming

Developed and maintained CSGOroll and Hypedrop, serving 100k+ DAUs, using the latest Angular releases. Contributed to migration of legacy modules to Qwik, integrating Builder.io for a CMS-driven component model. Enhanced frontend performance with signal-based state management and lazy-loading strategies, boosting scalability and UX.

Senior Frontend Engineer at IknowHow

Modernized NBG Digital Banking apps, cutting load times by 50% with Angular migration. Delivered fintech features in collaboration with analysts and stakeholders. Owned key modules (authentication & data visualization) on OSPA 2, a large-scale public sector project.

Frontend Engineer at BookOnlineNow (Epsilon Net Group)

Built multiple client-facing web apps for the hospitality sector using Angular and React. Consistently achieved top Lighthouse scores for performance and accessibility. Migrated infrastructure to VPS with CI/CD pipelines, cutting deployment times and improving reliability.

Frontend Engineer at Ancient Gaming

Developed and maintained CSGOroll and Hypedrop, serving 100k+ DAUs, using the latest Angular releases. Contributed to migration of legacy modules to Qwik, integrating Builder.io for a CMS-driven component model. Enhanced frontend performance with signal-based state management and lazy-loading strategies, boosting scalability and UX.

Senior Frontend Engineer at IknowHow

Modernized NBG Digital Banking apps, cutting load times by 50% with Angular migration. Delivered fintech features in collaboration with analysts and stakeholders. Owned key modules (authentication & data visualization) on OSPA 2, a large-scale public sector project.