Senior Front-End Software Engineer

Blue Ribbon Global Technologies

  • Los Angeles, CA
  • 8 days ago

    Highlights

    We're looking for a Senior Front-End Software Engineer to help build and optimize a streaming application used across various devices. This role is ideal for someone who cares deeply about performance and knows how to keep complex applications fast and stable on resource-constrained devices.

    Numbers & Facts

    LocationLos Angeles, CA

    Description

    • We're looking for a Senior Front-End Software Engineer to help build and optimize a streaming application used across various devices.
    • This role is ideal for someone who cares deeply about performance and knows how to keep complex applications fast and stable on resource-constrained devices.

    What You'll Do:

    • Build and maintain front-end features using React 18 and TypeScript
    • Develop predictable and maintainable state management using Redux and Redux Toolkit (RTK)
    • Identify, measure, and resolve performance bottlenecks related to rendering, memory usage, and application startup
    • Debug and mitigate JavaScript memory leaks in long-running applications

    Required Qualifications:

    • Strong experience with React and TypeScript
    • Experience managing application state with Redux and RTK
    • Familiarity with client-side routing patterns using React Router
    • Solid understanding of front-end fundamentals (HTML, CSS, modern JavaScript)
    • Experience with performance optimization - debugging, measurement, and implementation (e.g., profiling, monitoring, or performance tooling)
    • Understanding of browser internals, rendering behaviour, or performance bottlenecks in large SPAs
    • Ability to work collaboratively in a cross-functional team

    For tech stack, this is what they currently use so understanding of these would be good:

    • React 18.2.0 & TypeScript 5.9.2
    • State Mgmt.: Redux, RTK
    • Routing: React Router
    • Testing: Vitest, Playwright (familiarity is fine)
    • Preferred: Someone who has experience in app performance, measuring it, looking into things like debugging JS memory leaks.
    Skills

    Mandatory Skills : React 18 and TypeScript, HTML/HTML5, React, Redux and Redux Toolkit (RTK)

    Required Skills :

    Basic Qualification :

    Additional Skills :

    Background Check : No

    Drug Screen : No

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