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Vincent RousselVR

Vincent Roussel

Senior Full-Stack Engineer | Tech Lead

€694/day
London, GB
15+ years

Average response time: 1 hour

About Vincent

I'm a Senior Full-Stack Engineer & Tech Lead with 20+ years of experience building products, leading teams, and driving delivery in fast-paced and transforming environments across Europe, Asia, and Latin America.

I help companies design, build, and scale digital platforms while improving the way teams collaborate, structure work, and continuously deliver value.

My expertise lives at the intersection of:
  • Full-stack development (TypeScript, Node.js, Angular, with growing experience in Next.js)
  • Tech leadership & software architecture
  • Agile delivery, Lean transformation and product ops
  • Stakeholder alignment & cross-functional collaboration
Recent missions:
  • CTO @ ConsoBaby&Kid (IdKids) - 15M+ visits/year. Platform delivery, AI integration, team rituals and B2B structuring.
  • Lean & Automation Lead (France & UK&I) @ Atos - Led global Lean transformations in 9 countries using McKinsey’s 5 Lenses model, with measurable impact and multiple awards (Best Team, Best Impact, Talent Program by CEO Thierry Breton)

What colleagues say:
  • "A strategic thinker with a natural leadership style"
  • "An excellent bridge between tech and business"
  • "A clear communicator, adaptable from devs to execs"
  • "Reliable, structured, enthusiastic - and a pleasure to work with"

Now open to:
  • Freelance / permanent roles (Tech Lead, Senior Full-stack Developer, Fractional CTO)
  • Strategic consulting: Agile/Lean audits, team structuring, delivery coaching
  • French

    Native or bilingual

  • English

    Fluent

Remote only
Primarily works remotely

Experience

  • ConsoBaby&Kid, IDKIDS Group
    CTO / Tech Lead – ConsoBaby&Kid
    DIGITAL AND IT
    October 2021 - August 2025 (3 years and 10 months)
    Paris, France
    Key metrics
    • +43% active B2B clients thanks to client portal delivery, sales automation, and improved service offering
    • +24% revenue increase through sponsored operations and digital services (product testing, brand visibility, data analytics)
    • 10+ high-value features delivered for brands and end-users (AI moderation, barcode scanner, dashboards, in-store QR codes…)

    Key achievements
    • Agile transformation: daily rituals, shared prioritization, product-first mindset, direct communication.
    • Built an AI-powered review moderation system with adaptive prompts and hybrid workflow → 99% cost reduction and <5 min processing time.
    • Rolled out key AI features: automatic review summaries, spelling correction, FAQ generation, SEO rewriting, internal Slackbot.
    • Developed a barcode scanning feature for parents to instantly find or suggest products → real-time alert and follow-up email loop.
    • Launched Réflex'Avis, enabling in-store QR access to verified product reviews → linking digital trust with physical retail.
    • Overhauled the B2B sales and onboarding flow with Pipedrive, automated steps, and structured data collection.

    Stack: TypeScript, MySQL, Sentry, OpenAI, Docker, GitHub Actions, Pipedrive,
    Symfony, Redis, Varnish, REST APIs
    artificial intelligence Digital Transformation Symfony Fullstack Change and Transformation Management
  • AllTrippers
    Co-Founder - Full-Stack & Product Engineer
    TRAVEL AND TOURISM
    November 2017 - Today (8 years and 7 months)
    London, UK
    I co-founded and led the technical development of AllTrippers, a multilingual platform designed to simplify life abroad for expats and travelers in over 150 countries.

    My responsibilities included:
    • Full ownership of the technical architecture, from infrastructure to deployment (GCP, AWS, Firebase)
    • Development of web and mobile apps (Angular, Tailwind CSS, Firebase, Android/iOS apps)
    • Implementation of a custom ticket comparator, integrating with leading providers (GetYourGuide, Civitatis, Tiqets, Viator, Musement, London Theatre Direct…) via API
    • Setup of CI/CD pipelines and automated data pipelines (prices, availability, inventory)
    • Integration of Algolia for optimized search UX
    • Payment system via Stripe
    • International SEO and multilingual content management (9 languages)

    The platform is still live and operational.

    Stack: Angular, TypeScript, Google Cloud Platform, Stripe, Algolia, Firebase, Cloud
    Functions, Firestore, Node.js, Slack, REST APIs

    Tech Lead Product Market Fit Google cloud Start-up Angular
  • Atos
    Senior Lean & Tech Consultant
    June 2006 - November 2017 (11 years and 5 months)
    Europe
    Progressive career from Software Engineer to Senior Manager leading international Lean & Automation programs for large-scale IT organisations.

    Delivered transformation initiatives across Europe, Latin America, Asia and North Africa.

    Key Roles Held:
    • Senior Manager - Lean, Automation & Robotics (2016-2017, UK & France)
    • Lean IT Manager / Consultant (2011–2016, UK, Brazil, Germany, Morocco, India)
    • JEE Technical Lead (2010-2011, India)
    • Software Factory Leader (2009-2010, Morocco)
    • JEE Developer & QA roles (2005-2009, France & Morocco)

    Key Achievements:
    • Delivered transformation projects across 10+ countries
    • Led teams up to 25 people, mentored high-potentials across continents
    • Managed programs using McKinsey’s 5 Lenses approach
    • Delivered measurable results: +20% productivity, -20% costs, +15% customer satisfaction in 3-6 months
    • Twice awarded “Best Lean Team” globally (2013, 2014), and selected for the Atos Talent Group (2016)
    Lean management Change and Transformation Management Tech Lead Web development Agile Project Management

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Education

  • Professional Bachelor’s Degree in Computer Science - Application Development
    Nantes University
    2005
  • 2-year University Degree in Computer Science (DUT)
    IUT Vannes
    2004

Skill set

Categories