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Gamigion

Front-end Developer

Gamigion
Portugal · Full-time · Entry

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About This Role

Sensor Tower is the leading provider of market intelligence and insights for the mobile app ecosystem. Our data-driven solutions empower businesses, developers, and marketers to make informed decisions and stay ahead in the competitive mobile landscape.

We are looking for a skilled Front-end Developer to join our team and enhance our web presence, optimize user experience, and support our marketing and product initiatives. This role will involve building and maintaining high-performance, visually engaging, and user-friendly websites that drive engagement and business growth.

What You Will Focus On



  • Lead the development of our Sensor Tower’s marketing website, taking ownership of the project’s direction, and quality.

    • Continuously improve the marketing website's architecture, ensuring scalability, maintainability, and performance.
    • Implement new features, landing pages, and updates to improve user experience and support business goals.
    • Optimize website performance, SEO, and conversion rates using best practices.
    • Ensure website security, accessibility, and compliance with industry standards.
    • Integrate third-party tools, APIs, and analytics for enhanced functionality.
    • Work on front-end initiatives for Sensor Tower’s product.
    • Conduct testing and debugging to identify and resolve technical issues.
    • Collaborate with marketing, design, and engineering teams to define priorities, gather requirements, and ensure seamless integration of UI/UX elements.
    • Stay up to date with the latest web development trends and technologies to continuously improve the website.

    Skills We Are Interested In:



  • Proficiency in HTML, CSS, JavaScript, TypeScript and modern front-end frameworks (React, etc).

    • Nice to have: Experience with technologies such as MUI, Next.js , GraphQL, Highcharts, and Marketo. While not required, familiarity with any of these will be an advantage.
    • Experience with headless CMS platforms (Contentful, Strapi, Webflow, or custom-built CMS).
    • Strong knowledge of SEO best practices, web analytics, and performance optimization.
    • Understanding of web security principles and best practices.
    • Strong problem-solving skills, attention to detail, and ability to work independently.
    • Excellent communication and collaboration skills.

    If you’re passionate about front-end development and want to make an impact at a fast-growing technology company, we’d love to hear from you!

    About Sensor Tower

    Sensor Tower cultivates responsibly sourced market intelligence that provides visibility into the trends shaping the global digital economy. Our customers use these insights to help them make better business decisions.

    Why Sensor Tower?

    Our flexible work environment allows employees to live in greater connection with the people, places, and activities they love!

    Our Benefits For Full-time Positions Include



  • Flexible time off so employees can shape their time away from work.

    • Health and wellness stipend to achieve and maintain a healthy lifestyle through physical and mental fitness.
    • Monthly internet stipend and a one-time $500 home office stipend.

    We are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, and veteran status. We will consider qualified applicants with arrest and conviction records. If you have a disability or special need, please do not hesitate to let us know and we'll do our best to accommodate.

    Key Skills

    Ranked by relevance

    seo javascript typescript graphql marketo react zoom css
    Login to Apply
    Posted
    Jul 19, 2025
    Type
    Full-time
    Level
    Entry
    Location
    Lisboa
    Company
    Gamigion

    Industries

    Mobile Gaming Apps

    Categories

    Engineering Information Technology

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