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Carl-Eric HolmCH

Carl-Eric Holm

Full-Stack Web & Mobile Developer

€650/day
Bruxelles, BE
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Carl-Eric

đź‘‹ Hello, my name is Carl, I am a passionate full-stack developer, with expertise in React, React Native, Node.js, Prisma, TypeScript, and Laravel.

My goal: deliver performant, maintainable, and user-centric applications.

âś… Web Development (React, Next.js, Chakra UI)
âś… Mobile Development (React Native iOS & Android)
âś… Back-end (Node.js, Express, Prisma, PostgreSQL, Laravel, REST API)

Accustomed to working with agile methodologies, I prioritize clean, documented code and clear communication.

đź’ˇ Open to one-off or regular missions: adding features, API integration, API creation, redesign, or optimization of existing systems.
  • French

    Native or bilingual

  • English

    Fluent

Remote only
Primarily works remotely

Experience

  • Hexeko
    Mobile Application and Front-end Web Developer
    June 2025 - Today (1 year)
    La Hulpe, BW, Belgium
    At Hexeko, I work as a frontend and mobile developer, building modern and user-friendly applications with React (web) and React Native (iOS & Android).
    My responsibilities include:

    Developing and maintaining scalable web and mobile features using React, React Native, TypeScript, and Chakra UI.

    Collaborating with designers and backend developers to deliver seamless user experiences.

    Ensuring code quality through clean architecture, reusable components, and unit testing.

    Optimizing performance and implementing responsive designs for cross-platform compatibility.
    React Native React.js Chakra UI TanStack Query
  • Ring Twice (ex-ListMinut)
    Front-end and mobile app developer
    December 2022 - June 2025 (2 years and 6 months)
    Brussels Metropolitan Area, Belgium
    At Ringtwice, I contributed to the development of both web and mobile platforms, focusing on creating smooth and engaging user experiences with React and React Native.
    My responsibilities included:

    Building and maintaining core features for the web platform (React) and the mobile app (React Native).

    Working closely with product managers and designers to implement new functionalities aligned with user needs.

    Ensuring responsive design, performance optimization, and cross-device compatibility.

    Writing clean, maintainable code with reusable components and modern JavaScript practices.
    React.js React Native redux
  • SMDL
    NoCode developer
    FASHION AND COSMETICS
    September 2022 - October 2022 (2 months)
    Bruxelles, Belgium
    SMDL is a retail shop based in Wavre and Waterloo. The goal was to digitize the whole system. Everything was made using No-Code tools.
    - Crm
    - Stock handling
    - Dashboard finances
    Airtable Make (Integromat)

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Education

  • Digital Technology Architect
    Ecole 42
    42 is a future-proof computer science training to educate the next generation of software engineers. The 42 program takes a project-based approach to progress and is designed to develop technical and people skills that match the expectations of the labor market.

Skill set (19)

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