About

Frontend Engineer

📍 Dublin, Ireland

About Me

Experienced Frontend Engineer with 5+ years building scalable web applications serving 100k+ daily active users. Currently at Ancient Gaming in Dublin, developing high-traffic gaming platforms. Passionate about performance optimization, having achieved 50% performance improvements in critical applications.

Specializing in modern JavaScript frameworks (Angular, React, Qwik), with a strong focus on delivering exceptional user experiences through responsive design and robust architecture. Proven track record in fintech, gaming, and hospitality sectors.

Technical Skills

Languages & Core

  • Languages: TypeScript, JavaScript, Python, PHP, SQL
  • Web: HTML5, CSS3, SCSS/SASS, REST APIs, GraphQL

Frontend Frameworks & Libraries

  • Frameworks: Angular, Qwik, React, NgRx/Redux, RxJS
  • UI Libraries: Tailwind CSS, Material UI, ShadCN, Bootstrap, SpartanUI

Testing & Quality

  • Testing: Jest, Cypress, Karma
  • Performance: Lighthouse optimization, Core Web Vitals

DevOps & Tools

  • Version Control: Git (GitHub, GitLab, Bitbucket)
  • Build Tools: Webpack, Vite, npm/pnpm/yarn/bun
  • CI/CD: Jenkins, GitHub Actions, GitLab CI
  • Infrastructure: Docker, VPS Management, Nginx/Apache
  • Monorepo: Turborepo, Bun workspaces

Professional Experience

Frontend Engineer

@ Ancient Gaming

Dublin, Ireland • Jan 2025 – Present

  • Developing and maintaining CSGOroll and Hypedrop platforms, serving 100k+ DAUs
  • Achieved 50% performance boost across core features through optimization
  • Building with Angular and Qwik framework for optimal scalability
  • Shaping high-traffic platforms with robust, responsive interfaces

Senior Frontend Engineer

@ IknowHow

Athens, Greece • Sep 2023 – Jan 2025

  • Modernized NBG Digital Banking applications, 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
  • Implemented complex data visualization dashboards for regulatory compliance

Frontend Engineer

@ BookOnlineNow

Athens, Greece • Jul 2019 – Sep 2023

  • 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
  • Improved system reliability through automated testing and monitoring

Featured Project

Hotel Booking System

Full-Stack SaaS Platform | Part-time, Ongoing

Read Full Case Study →

Education

B.Sc. in Digital Systems

University of Piraeus | Athens, Greece
Expected Graduation: September 2025

Certifications


Languages

Additional

© Ioannis Psomadelis.