m
mythosbeats

Radek Kowalczyk

@mythosbeats
5.0(13)

Frontend Developer

Polonia
Inglés, Polaco
Parte de la información aparece en idioma inglés.
Sobre mí
I am a Mobile Developer with experience in building and maintaining Android and cross-platform applications. My core stack includes: • React Native • Native Android (Java, XML) • Databases and backend communication I focus on production-ready solutions — not templates or quick hacks. I help businesses: • Fix and maintain existing mobile apps • Improve performance and stability • Integrate APIs and backend systems • Refactor legacy Android projects • Build scalable MVPs for real users If you’re looking for someone who treats your app like a real product — let’s talk.... Lee más

Habilidades

m
mythosbeats
Radek Kowalczyk
desconectado • 

Porfolio

Experiencia laboral

Fullstack Developer

Visiblify Fabrique • Tiempo parcial

Jul 2025 - Present • 10 mos

Experienced with React, React Native, native Android (Java), and backend integrations. I build and maintain production-ready applications with clean architecture, scalable APIs, and reliable database design. From frontend UI to backend logic and deployment — I handle the full development cycle with a focus on performance, stability, and long-term maintainability.

IT Specialist / Web Developer

IT Specialist / Web Developer • Tiempo completo

May 2024 - Dec 2024 • 7 mos

Creation and management of the company website and B2B system, implementation of UX/UI improvements, and ongoing SEO optimization and responsiveness maintenance. Handling Helpdesk tickets and providing IT support to internal users across all technical areas. Administration and maintenance of network infrastructure and IT hardware.

BackOffice Support / Frontend Support

WeWorkOffice • Tiempo completo

Nov 2022 - Mar 2024 • 1 yr 4 mos

Redesign of the company website, content implementation, performance optimization, and layout updates aligned with brand guidelines. Email and phone communication with domestic and international business partners. Preparation of commercial offers and business proposals.

Reseñas como Comprador

  • G
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    grayostudios

    IN

    India

    5

    Great Client

    Útil?
    Sí
    No
  • S
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    subhan_mughal1

    PK

    Pakistán

    5

    Thanku so much

    Útil?
    Sí
    No
  • G
    image-docs

    grayostudios

    IN

    India

    5

    Great Client

    Útil?
    Sí
    No
  • G
    image-docs

    groovehubagency

    NL

    Países Bajos

    5

    Good buyer!

    Útil?
    Sí
    No
  • G
    image-docs

    groovehubagency

    NL

    Países Bajos

    5

    Great to work with

    Útil?
    Sí
    No