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Josh MccarthyJM

Josh Mccarthy

Senior Frontend Engineer · React & TypeScript

300 €/día
Barcelona, ES
8-15 años

Tiempo medio de respuesta: 1h

Acerca de Josh

9+ years building scalable, production-grade web applications for e-commerce and tech companies.

What I bring

Frontend architecture and complex refactoring
End-to-end feature delivery with senior-level ownership
Cross-team collaboration across web, mobile, and backend
Clean, maintainable code with strong testing practices

Recent highlights


Led architectural refactor to integrate a new multi-tenant Consent Management Platform (Didomi) across web and mobile at Ocado Technology
Removed legacy middleware layer, strengthening frontend/backend boundaries
Introduced MSW-based testing standards and New Relic monitoring adopted across teams

I typically work on


React / TypeScript web apps
Frontend architecture and legacy migrations
API integration and full-stack features (Node.js)
Testing strategy and developer tooling

Available for remote and hybrid projects worldwide.
  • Inglés

    Bilingüe o nativo

  • Español

    Competencia profesional completa

Acepta trabajo presencial
Barcelona (hasta 50 km)

Experiencia

  • Ocado Technology
    Software Engineer (Frontend)
    E-COMMERCE
    enero de 2024 - Hoy (2 años y 6 meses)
    Barcelona, Spain
    • • Owned end-to-end web delivery of customer-facing features across domains, aligning stakeholders to ship on time
    • • Contributed to the removal of a legacy middleware layer, strengthening frontend/backend architectural boundaries
    • • Standardised feature discovery and delivery processes (Spikes/Epics), reducing implementation errors and improving cross-team alignment
    • • Initiated regular frontend knowledge-sharing sessions to increase collaboration and visibility across teams
    React.js Front-End development Typescript redux SASS
  • Codeworks
    Instructor
    EDUCATION AND E-LEARNING
    enero de 2023 - enero de 2024 (1 año)
    Barcelona, España
    Full-stack, JavaScript-based coding bootcamp
    - Delivered part-time full-stack JavaScript instruction and mentored students through production-style projects
    JavaScript React.js Typescript redux Node.js
  • Rithum
    Software Engineer
    E-COMMERCE
    enero de 2023 - enero de 2024 (1 año)
    Barcelona, España
    E-commerce management system and marketing solution.
    - Delivered full-stack features using Node.js and Angular within an e-commerce platform
    - Investigated and resolved production issues across frontend and backend systems in AWS-hosted environments
    Node.js AngularJS Amazon Web Services Typescript Fullstack

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Formación

  • Bachelor of Science
    University of Otago
    Bachelor of Science

Categorías