Balyasny Asset Management

Senior Front-End Engineer - Execution Technology

New York, New York, USA · Senior · full-time

Sponsorship not specifiedDetected 223 days ago
ReactNext.jsCode ReviewGitCI/CDWebSocketsPlaywrightJest

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Cap-exempt (no lottery)0
Sponsors this role100
Entry-level history0
PERM / green-card track0
Lottery odds40
Fits your clock70

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About the role

  • We are looking for a talented and motivated Senior Front-End Engineer to join the Execution Services team.
  • This is a hands-on engineering role with direct exposure to trading workflows, real-time data systems, and mission-critical production environments.

Responsibilities

  • Design and build responsive, high-performance front-end applications for the trading desk, including order management UIs, execution dashboards, and real-time blotters.
  • Consume and visualise real-time streaming data from internal services Collaborate closely with backend engineers and front-office stakeholders (traders, PMs) to translate complex trading workflows into intuitive UIs.
  • Support production during trading hours with a commitment to rapid incident resolution given the time-sensitive nature of trading operations.
  • Experience building real-time data UIs using WebSockets / socket-based streaming, including handling high-frequency updates, message ordering, and UI state consistency.

Requirements

  • Required Skills & Experience Minimum 6 years of professional front-end engineering experience.
  • Strong proficiency in React, Next.js, TypeScript.
  • Proficiency with data grid / tabular UI libraries (e.g., AG Grid ) for high-frequency, high-volume data rendering.
  • Strong understanding of web performance optimization - rendering pipelines, virtualization, debouncing/throttling, and memory management.
  • Experience with testing frameworks ( Playwright, Jest, React Testing Library ).

Company info

  • The Role We are looking for a talented and motivated Senior Front-End Engineer to join the Execution Services team.
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