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Virac AukVA

Virac Auk

Expert Frontend | React, Next.js, TanStack

€450/day
Draguignan, FR
15+ years

Average response time: 1 hour

Freelancer profile translated to English.
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About Virac

đź’ˇ About

15 years of experience stabilizing and modernizing critical products, fromDofus's ecosystem for Ankamato the massive scalability of **Dailymotion's Player (8 years)**.

I act as a strategic partner for companies facingblocking technical debtor **complex frontend challenges**. My goal: transform your legacy into a growth lever, without service interruption.

🚀 What I bring to your business

  • Secure Modernization:Progressive migration of legacy code to modern stacks (React, TypeScript, Vite) with a "zero regression" approach.
  • Performance & Time to Market:Audit of bottlenecks in development phases (DX), and performance optimization (Core Web Vitals).
  • Mastery of Varied Ecosystems:Real-world experience on diverse production stacks (Backbone.js, CoffeeScript, FlightJS, jQuery, Grunt, Gulp, Chrome Extensions, Next.js).
  • Privacy & Compliance:Expertise in understanding and technically implementing IAB's TCF and consent banners (CMP).

🛠️ Approach & Methodology

  • Staff Engineer Vision:Beyond code, I bring a culture of excellence (audits, documentation) and support your teams towards greater technical maturity.
  • Pragmatism:I don't seek "beautiful code" for its own sake, but the most sustainable solution for your product roadmap.
  • French

    Native or bilingual

  • English

    Fluent

Remote only
Primarily works remotely

Experience

  • Cybercerbere (Freelance)
    Independent Frontend Expert
    TECH
    January 2026 - Today (7 months)
    Draguignan, France

    Chrome Extensions:

    • TCF Auditor:Audits of TCF integration performance, enabling ad revenue optimization.
    • Stay a While and Listen:Text-to-speech application for automatic website reading for accessibility purposes.

    Technological Watch:

    • **: Development of a monorepo architecture (pnpm/turborepo) to maintain all my technological tools.
    pnpm Chrome Extension Turborepo React.js Typescript
  • Dailymotion
    Frontend Architect & Performance Expert - Player Squad
    TECH
    May 2017 - September 2025 (8 years and 4 months)
    Valbonne, France

    Business Impact & Leadership:

    • Management & Scale:Managed a team of 5 engineers. Drove the roadmap and technical skill development.
    • Privacy Expertise (TCF/IAB):Technical lead for GDPR compliance (TCF v1.1 & v2.2). Managed complex consent architectures (nested iframes, cross-domain).

    Web Performance (Measurable Impact):

    • TTFF (Time To First Frame) Reduction:From 5s to 4s (-20%) across millions of views.
    • Bundle Optimization:-20% reduction in application size.
    • Continuous focus on Core Web Vitals.

    Modernization & Architecture (Strategic Migrations):

    • Frameworks:FlightJS → Preact.
    • State:Redux → Preact Signals.
    • Languages:CoffeeScript → Vanilla JS (ES6+).

    Observability & Data:

    • Architecture of a tracking system (from player to ELK) for real-time monitoring.

    Product Engineering:

    • Development of the public API for controlling the video player.
    • Implementation of the Chromecast feature (complex state synchronization).

    Tooling:

    • Build chain modernization (Grunt → Webpack).
    JavaScript React.js CSS3 Software Architecture Problem Solving
  • CrossKnowledge
    Frontend Architect & Technical Lead
    TECH
    June 2016 - May 2017 (11 months)
    Valbonne, France

    Project: BlendedËŁ v2 (Strategic Learning Platform)

    • Stabilization (Backbone.js):Complete takeover of a critical Backbone.js project. Audit, correction of technical debt, and resolution of structural bugs to ensure the robustness of the learning modality.
    • CSS Architecture Overhaul:Complete restructuring of the styles layer (maintainable and performant CSS Architecture) to ensure visual consistency and rendering speed.
    • DX Workflow Modernization:Migration and optimization of the build process from Grunt to Gulp.
    • Implementation of optimized bundling.
    • Significant reduction in asset weight.
    • Drastic improvement in module loading times.
    • Architectural Design:Led the frontend architecture for the launch of BlendedËŁ v2, ensuring product scalability and seamless integration of complex APIs.
    JavaScript Backbone.js CSS3 Software Architecture Problem Solving

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Education

  • Master
    Polytech'Nice-Sophia
    2011
    Master
  • Bachelor's Degree, Computer Science
    Polytech'Nice-Sophia
    2009
    Licence, Informatique

Skill set

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