11/10/2026 updated
LG
60 % partially available
Senior Front-End Developer / Tech Lead (Angular, React, Svelte)
Thuin, Belgium
Only remote
B.Sc. Management ITAbout me
9 years senior front-end developer and tech lead, freelancing through my Belgian company STACK'S. Angular 2 to 16 on trading and insurance platforms (SatellIT 2018-2024), React tech lead in public transport (2025-), founder of tradestacks.app (SvelteKit, Firebase).
GitHub ActionsAzure DevOpsJavaScriptHTML5Cascading Style Sheets (CSS)Node.jsSvelteAngular 2+TypeScriptRxJSReact.jsSyntactically Awesome Style Sheets (SASS)AngularJS
Angular & React Architecture at Scale
Expertise in building production-grade SPA and SSR applications using Angular and React across fintech, media, and healthcare domains, with a strong focus on scalable component architecture and state management.
Developer Tooling & Automation
Proficiency in AI-driven development workflows, CI/CD pipelines with Azure DevOps and GitHub Actions, Cursor Agents for automated PR review, vulnerability scanning, and code generation.
Full-Stack SvelteKit & Firebase Development
Hands-on experience delivering full-stack SvelteKit SSR applications with Firestore real-time backends, Cloud Functions, multi-exchange integrations, and Stripe Connect Marketplace for creator payouts.
TypeScript & JavaScript
Strong command of TypeScript and JavaScript as primary languages for building robust, type-safe front-end and back-end solutions.
State & Routing Management
Experience with TanStack Router, TanStack Query, Redux, and Jotai for managing complex application state and routing in large-scale web applications.
UI & Styling Frameworks
Practical use of MUI, Angular Material, Tailwind CSS, and Bootstrap for building consistent, responsive, and accessible user interfaces.
Backend & Data Technologies
Working knowledge of Firebase, Firestore, MongoDB, SQL Server, and ASP.NET Core for building and integrating backend services and data layers.
Node.js & Server-Side Development
Experience with Node.js for server-side logic, API development, and integration within full-stack JavaScript ecosystems.
Capacitor & Cross-Platform Delivery
Use of Capacitor 6 for cross-platform application delivery, enabling web-based codebases to run as native mobile applications.
ASP.NET Core & Entity Framework
Background in building Web APIs and data access layers using ASP.NET Core 2.0 and Entity Framework in enterprise and healthcare contexts.
Expertise in building production-grade SPA and SSR applications using Angular and React across fintech, media, and healthcare domains, with a strong focus on scalable component architecture and state management.
Developer Tooling & Automation
Proficiency in AI-driven development workflows, CI/CD pipelines with Azure DevOps and GitHub Actions, Cursor Agents for automated PR review, vulnerability scanning, and code generation.
Full-Stack SvelteKit & Firebase Development
Hands-on experience delivering full-stack SvelteKit SSR applications with Firestore real-time backends, Cloud Functions, multi-exchange integrations, and Stripe Connect Marketplace for creator payouts.
TypeScript & JavaScript
Strong command of TypeScript and JavaScript as primary languages for building robust, type-safe front-end and back-end solutions.
State & Routing Management
Experience with TanStack Router, TanStack Query, Redux, and Jotai for managing complex application state and routing in large-scale web applications.
UI & Styling Frameworks
Practical use of MUI, Angular Material, Tailwind CSS, and Bootstrap for building consistent, responsive, and accessible user interfaces.
Backend & Data Technologies
Working knowledge of Firebase, Firestore, MongoDB, SQL Server, and ASP.NET Core for building and integrating backend services and data layers.
Node.js & Server-Side Development
Experience with Node.js for server-side logic, API development, and integration within full-stack JavaScript ecosystems.
Capacitor & Cross-Platform Delivery
Use of Capacitor 6 for cross-platform application delivery, enabling web-based codebases to run as native mobile applications.
ASP.NET Core & Entity Framework
Background in building Web APIs and data access layers using ASP.NET Core 2.0 and Entity Framework in enterprise and healthcare contexts.
Experience
Professional experience5 - 10 years
Freelancer since2025
Languages
EnglishFluentFrenchNative speakerDutchBasic knowledge
Project history
Driving the full frontend modernisation of a mission-critical operational platform handling complex scheduling and real-time data workflows. Designed a scalable multi-panel workspace with composable panel registry, URL-driven state, and queryOptions factories. Led supply-chain incident response on a core dependency; standardised AI-assisted development practices and Azure DevOps CI pipelines.
Sole owner of architecture, infrastructure, and delivery of a production fintech platform shipped end to end. Building a new standard for structured market analysis with native exchange integrations and a creator monetisation layer. Full-stack SvelteKit SSR with Firestore real-time backend, Cloud Functions, and multi-exchange integration via CCXT. Agentic dev workflow using Claude Code, Cursor Agents, and GitHub Actions for automated PR review, vulnerability scanning, and code generation.
Senior architect on a trading-floor platform suite covering real-time deal execution, risk decision-support, and hedging tools across multiple financial products. Cross-stack delivery using Angular, React, Svelte, and SvelteKit for insurance clients. Onboarding lead and monthly Expert presenter on emerging web technologies.