Front-end developer with 6 years of experience building fast, elegant web apps in React and Angular. I turn complex problems into clean, intuitive interfaces that users love. Open to remote collaborations across APAC.

Adrien Gerday

Front-end developer with 6 years of experience building fast, elegant web apps in React and Angular. I turn complex problems into clean, intuitive interfaces that users love. Open to remote collaborations across APAC.

Available to hire

Front-end developer with 6 years of experience building fast, elegant web apps in React and Angular. I turn complex problems into clean, intuitive interfaces that users love. Open to remote collaborations across APAC.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
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Language

French
Fluent
English
Fluent
Dutch
Intermediate
Korean
Beginner

Work Experience

Front End Lead at EGOV SELECT
January 1, 2024 - February 28, 2025
Supported tax workflows for four clients within a unified application. Aligned inconsistent legacy code with modern Angular standards without disrupting production. Improved scalability and adaptability without disrupting ongoing feature delivery. Built a modular architecture to speed up future client-specific development. Significantly reduced user support requests with preventive UX patterns and real-time feedback. Refactored legacy code into reusable components and independently migrated the app from Angular 8 to Angular 17. Improved CI/CD pipeline and environment setup while leading UX enhancements for error-proof user flows.
Front End Lead (React) & Back End Lead (Java) at FPS Finance - Advanced Data Visualization Platform
January 1, 2023 - January 31, 2024
Rendered large datasets efficiently with fast load times and smooth UX. Built a flexible data table with custom highlights, calculated fields, and advanced filtering. Delivered highly customized interactive charts. Enabled zoom, draw-on-graph capabilities, dynamic charts, and interactive annotations for real-time insights. Completed an entire charting module solo in under a week post-project closure. Overrode a canvas-based charting library to meet client requirements. Implemented backend logic in Java for real-time data shaping and custom formulas. Acted as Functional Analyst bridging user needs with technical design.
Front End Lead at FPS Finance - Document Factory Platform
August 1, 2020 - January 31, 2023
Built a modular system for generating official documents for the federal finance department. Seamlessly integrated with government systems and teams. Developed a dynamic, role-based interface with real-time citizen feedback. Enabled full digitalization of workflows, reducing paper usage. Allowed citizen responses within documents, replacing physical mail. Improved efficiency with drag-and-drop UI using reusable templates. Improved cross-team collaboration and led frontend integration with backend teams to ensure system scalability.
Front End Lead at European Commission - Dynamic Form Platform for EU Institutions
April 1, 2020 - August 31, 2020
Managed multiple conditional form variations for different departments while maintaining intuitive UX and design responsiveness. Unified form logic across branches in a single codebase, increasing form completion rates. Architected a modular form system supporting conditional logic and department-specific flows. Built reusable Angular components with dynamic rendering and validation, including multilingual support and responsive layout.
Front End Lead at Private Bank - Financial Data Processing Tool
January 1, 2020 - April 30, 2020
Optimized processing and display of large XML datasets, reducing processing and export times by over 50%. Developed a performant data table for summarizing XML-based datasets. Built Excel export functionality using Apache POI. Improved frontend data pipelines for real-time handling of large datasets with over 1000 rows. Ensured UI responsiveness while maintaining speed and accuracy.
Full-Stack Developer & Agile Training at SWITCHFULLY
September 1, 2019 - December 31, 2019
Completed intensive bootcamp focused on Angular, Java (Spring Boot), modern frontend architecture, testing, and agile practices.
Full-Stack Solo Developer – Full Accounting Application at Independent / Self-Initiated
February 1, 2025 - Present
Built an end-to-end accounting SaaS app covering frontend, backend, and deployment; delivered production-ready dashboards, data workflows, and reusable UI components; set up hosting and automation for a production-ready workflow.
Front End Lead – FPS Finance (Multi-Client Tax Management Platform) at FPS Finance
February 1, 2025 - October 20, 2025
Migrated platform from Angular 8 to Angular 17, introduced modular architecture, reduced onboarding time for new clients by ~30%, built generic config forms, and improved CI/CD pipelines; delivered real-time, user-friendly UI.
Front End Lead – FPS Finance (Advanced Data Visualization Platform) at FPS Finance
January 1, 2024 - October 20, 2025
Engineered a React-based data analytics platform for large-scale, real-time visualization across multi-country data sets; built dynamic charts with custom annotations and interactive features; delivered high-performance tables and live data shaping.
Front End Lead / Backend Assistant – FPS Finance (Document Factory Platform) at FPS Finance
January 1, 2023 - October 20, 2025
Built a document automation system for a federal finance department; enabled digital citizen responses; designed drag-and-drop UI with reusable templates; improved collaboration across multiple SPF teams.
Front End Lead – European Commission & Private Bank at European Commission & Private Bank
August 1, 2020 - October 20, 2025
Delivered enterprise-grade Angular forms and large-data tooling; unified validation logic and created reusable 18n-ready components; optimized Excel export and XML processing.

Education

Bachelor's Degree at EPFC
September 1, 2016 - June 30, 2019
Full-Stack Developer & Agile Training at Switchfully
September 1, 2019 - December 1, 2019

Qualifications

Switchfully
February 24, 2025 - February 24, 2025
Switchfully
September 1, 2019 - January 1, 2020
Fullstack intensive training

Industry Experience

Software & Internet, Government, Financial Services, Professional Services
    paper Portfolio

    A portfolio built to do what every developer page should — load fast, look sharp, and speak for itself.
    Built with Angular, and a love for UX, it highlights my 6 years of experience creating scalable, high-performance web apps.

    👉 https://www.twine.net/signin

    uniE608 Flight Booking App - React.js
    A full-featured flight booking platform built with React, featuring multi-step forms, seat selection, passport scanning, personalized extras, real-time validation, and PDF invoice generation. Users can select flights, assign seats per passenger, customize add-ons (meals, baggage, insurance), and download stylized boarding passes or invoices. Built with scalability, reusability, and pixel-perfect UI in mind — combining React Hook Form, MUI, custom context architecture, dynamic form rendering, and rich animations. Ideal for both mobile and desktop booking workflows. Personal project focused on mastering advanced React architecture and user-centric UI/UX.