Frontend Developer

1 day ago

Bengaluru, Karnataka, India Proem Sports Full time ₹ 12,00,000 - ₹ 36,00,000 per year

Proem Sports is a sportstech firm working with sport and live event organisations to drive commercial performance. We have built a customer data platform which unifies data from all fan touchpoints to provide in-depth analytics, a fan segmentation engine and marketing capabilities to deliver actionable insights along with engagement capabilities.

We are looking for a
Senior Frontend Developer (React)
who will play a crucial role in developing the user-facing aspects of our Customer Data Platform (CDP). This role is ideal for someone with
4-7 years of hands-on experience
in frontend development. This role goes beyond traditional frontend development—our ideal candidate will also work on tracking-based ecosystems, messaging integrations, and engagement solutions for web and mobile platforms. You will be responsible for implementing real-time event tracking, building SDKs, and enabling push and in-app notifications.

Key Responsibilities:

  • Develop, test, and maintain
    user-friendly web applications using

    .
  • Take ownership of our
    tracking ecosystem
    , integrating and refining our
    javascript tracking SDK
    .
  • Collaborate with backend engineers to ensure seamless event tracking, data collection, and real-time insights.
  • Build and optimise
    push notification systems, in-app messaging, and on-site
    engagement tools using
    Firebase Cloud Messaging (FCM) and Service Workers
    .
  • Ensure scalable and accurate event tracking across web and mobile platforms.
  • Work with mobile developers to facilitate cross-platform communication (
    React Native
    ,
    native app tracking, push notifications
    ).
  • Develop real-time analytics dashboards and visualisation tools using
    , , or Recharts
    .
  • Optimise frontend performance, ensuring efficient data fetching, caching, and rendering strategies.
  • Ensure UI/UX designs are technically feasible and optimised for cross-browser compatibility and performance.
  • Stay up to date with emerging frontend, tracking, and engagement technologies.

Requirements:

  • Strong proficiency in
    , , JavaScript (ES6+), TypeScript, HTML, and CSS
    .
  • Experience with frontend build tools such as
    Webpack, Gulp, or Grunt.
  • Strong expertise in CSS for responsive and visually appealing interfaces.
  • Knowledge of
    event-driven architectures, WebSockets, and real-time data processing
    .
  • Experience with tracking technologies (
    Snowplow, Segment, Amplitude, Mixpanel, or Google Analytics
    ).
  • Understanding of
    service workers and browser push notification APIs
    .
  • Experience with
    RESTful APIs, GraphQL
    , and handling data efficiently.
  • Familiarity with
    Git
    and version control workflows.
  • Strong problem-solving skills and ability to debug tracking issues effectively.
  • Ability to write clean, efficient, and maintainable code.

Preferred Qualifications:

  • Experience with
    server-side rendering , React Server Components)
    .
  • Familiarity with real-time event processing pipelines (
    Kafka, Firehose, Airflow
    ).
  • Exposure to mobile app tracking SDKs and cross-platform engagement (
    React Native, Firebase Analytics
    ).
  • Understanding of cloud-based services such as AWS (
    S3, Lambda, Kinesis
    ).
  • Experience working in Agile/Scrum development environments.
  • Exposure to A/B testing, personalization engines, and growth engineering principles.

What We Offer:

  • Opportunity to be an early team member in a high-impact startup
  • Ownership and autonomy in shaping product UI/UX
  • Collaborative, innovation-driven culture
  • Competitive compensation and potential equity options

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