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Javier ArancibiaJA

Javier Arancibia

Fullstack Javascript Dev / React JS / Express JS

€250/day
Rotterdam, NL
3-7 years

Average response time: 2 hours

About Javier

Fullstack Javascript Developer with a creative mindset, always open to new challenges and projects. I like to achieve apps with great user experience and visually unique. I' ve worked with Web and Mobile apps, developing amazing interfaces with the help of the amazing NodeJS Ecosystem.
  • English

    Native or bilingual

  • Spanish

    Native or bilingual

Can work on-site
Rotterdam (up to 50km), Amsterdam (up to 50km), The Hague (up to 50km), Utrecht (up to 50km), Leiden (up to 50km)

Experience

  • Hodl Funds
    Front End Developer
    TECH
    May 2022 - May 2025 (3 years)
    Rotterdam, Netherlands
    • Crypto Trading App:
    Front End SPA designed and developed for internal asset management,
    optimized for seamless performance on both desktop and mobile devices.
    Architected and implemented React.js with Typescript components and
    styled them using SASS, leveraging multiple dependencies to enhance
    overall usability and system performance.

    • Financial Asset Benchmark Software:
    Collaborated closely with the trading team to define business logic and
    create a benchmarking tool built with React.js and JavaScript charting
    tools to compare company fund performance against external financial
    assets, delivering financial analysis through interactive visualizations and
    informed strategic trading decisions.

    • Team Email Signature Management Software:
    Independently developed a Full Stack application using React.js,
    Express.js, and the Gmail Workspace API, enabling the Marketing Team to
    manage email signatures for over 50 employees.
    Delivered a scalable solution that streamlined the email signature process,
    ensuring consistency and reducing manual effort.

    • Marketing Benchmark Platform Software
    Built a full-stack app with Node.js with Redis and React.js/Typescript to
    track daily marketing performance metrics via the HubSpot API.
    Designed and deployed a robust system that provided actionable insights
    for the Marketing Team, driving data-driven decision-making
    Node.js React.js JavaScript React Native Next.js
  • Desafio Latam
    Fullstack Development Ruby on Rails
    DIGITAL AND IT
    September 2020 - December 2020 (4 months)
    • Working through all stages of a real estate web app with a strong user-agent interaction, from planning its structure to modelling its database
    • Design all user interfaces, entity-relationship anddevelopment with Ruby on Rails Web Framework.
    • Use various resources such as Bootstrap, JQuery, Mailgun - Transactional Email API Service, Ruby Gems sucha as ActiveAdmin and Ransack, Yarn Package Manager, Chartkick Charts and Amazon AWS/S3 Cloud Service
    Ruby on Rails React.js Node.js JavaScript Next.js

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Certifications

Skill set (15)

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