Senior Front-End Developer

  • Full-time

Company Description

AdStart Media (www.adstartmedia.com) is a technology-driven company active in digital advertising and mobile payments, well-established and rapidly expanding globally. As a global organization, we take pride in our partnerships with renowned international brands, esteemed publishing houses, media buyers, and innovative app developers. Our culture is characterized by youthfulness, a spirit of collaboration, and a vibrant social atmosphere.

At our core, we embody a performance-driven ethos, firmly believing that meaningful connections are the catalysts for growth. We highly value diverse perspectives and opinions, as they play a pivotal role in making a substantial impact during our rapid expansion phase.

Job Description

We are looking for an experienced Senior Front-End Developer. This role is ideal for a technically strong and creative developer who can design scalable front-end architectures, ensure automation test readiness, and work closely with designers, back-end engineers, and business teams.

YOUR MAIN DUTIES

  • Lead the design and implementation of front-end applications using Next.js/ReactJS and modern web technologies.
  • Build, optimize, and maintain landing pages, CMS-driven sites, and CRM dashboards.
  • Translate design mockups from Figma/Zeplin/Photoshop into responsive and performant code.
  • Define and implement front-end architecture that supports automation testing and CI/CD.
  • Integrate with RESTful APIs and back-end systems, ensuring performance and reliability.
  • Maintain and extend existing WordPress/PHP-based sites as needed.
  • Mentor junior developers and ensure code quality, maintainability, and documentation.

Qualifications

  • Experience: 5+ years in front-end web development.4
  • Core Skills: HTML, CSS, JavaScript, TypeScript, ReactJS, Next.js.
  • Additional Knowledge:
    • Basic understanding of PHP and WordPress integration.

    • Strong skills in API integration, authentication, and data-driven interfaces.

    • Experience with unit testing frameworks (Jest, Jasmine, or Testing Library).

    • Understanding of Agile/Scrum, Git workflow, and CI/CD pipelines.

  • Architecture: Able to design scalable, maintainable front-end systems with test automation readiness.
  • Nice to Have:
    • Experience with Java or microservice-based environments.

    • Knowledge of carrier value-added services (VAS), telecom billing, or subscription platforms.

    • Experience with AWS infrastructure.

  • Soft Skills:
    • Strong ownership, attention to detail, and communication.

    • Ability to mentor and lead junior developers.

    • Proactive and solution-oriented mindset.

Additional Information

  • An environment with high energy, flat hierarchy, positive attitude, and growth you would expect from a startup coupled with all of the security and benefits of an established company
  • Competitive salary and flexible work life balance
  • Paid annual leave and sick leave
  • Fun team building activities including annual company trip, parties and other benefits
  • An inclusive environment of friends who happen to work together
  • And much more