Lead Software Engineer, Frontend/Web App

Beacon Venture Capital

. Design and implement React-based features .

Posted 9/22/2026full-timeSan Carlos • California • United StatesSenior💰 $224,000 - $260,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates deep expertise in React, TypeScript, and JavaScript for building high-performance web applications, while ensuring frontend systems are reliable and maintainable through best practices in testing and documentation. Proven ability to mentor engineers and collaborate effectively with cross-functional teams in fast-paced environments.

Highest-signal resume keywords

React DevelopmentTypeScript ProficiencyAsynchronous Frontend PatternsFrontend Performance OptimizationMentorship and Code Review

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

ReactTypeScriptJavaScriptHTMLCSSState ManagementAutomated TestingData VisualizationFrontend ArchitecturePerformance Analysis

Soft Skills

MentorshipCollaborationProblem-SolvingAdaptabilityCommunication

Tools & Technologies

MapboxCesiumLive Data StreamingVideo Streaming TechnologiesReal-Time Media Delivery

Industry Keywords

Aviation DataFlight SafetyOperational CapabilityUser-Facing ApplicationsGeospatial Tools

Tech Stack

Tools & technologies

JavaScriptReactTypeScript

About the role

Key responsibilities & impact

Design and implement React-based features
Architect frontend systems handling large-scale, real-time, and historical aviation data
Integrate, process, and visualize data from live streams and archived datasets
Mentor engineers and drive best practices through code reviews and architectural discussions
Partner with backend engineers, product managers, and UX/UI designers on design and implementation decisions
Ensure reliable and maintainable frontend systems through automated testing, documentation, and engineering standards
Build reusable components and internal libraries
Contribute to aviation safety and operational capability through the flight safety platform

Requirements

What you’ll need

9+ years of experience building and shipping high-performance, user-facing web applications
Deep expertise in React, TypeScript, JavaScript, state management, and modern web standards (HTML/CSS)
Strong experience with asynchronous frontend patterns and efficient handling of live and historical data streams
Proven ownership of complex features or product areas from concept through delivery with a high degree of autonomy
Ability to operate effectively in fast-moving, ambiguous environments
Ability to set and uphold a high technical bar through design decisions, code quality, mentorship, and hiring input
Ability to analyze and optimize frontend performance for scalability, responsiveness, and reliability
Experience with geospatial or mapping tools such as Mapbox or Cesium is a bonus
Experience with live data streaming and playback systems is a bonus
Experience with video streaming technologies and real-time media delivery is a bonus
Must be a U.S. Person due to U.S. export control regulations
Must be authorized to work lawfully in the United States
No visa sponsorship or visa transfers available
All work must be performed in the United States
Must be based in or willing to relocate to the San Francisco Bay Area
Must be able to work in San Carlos, CA, 3+ days per week

Benefits

Comp & perks

100% of employee medical premiums covered; 25% for dependents
3 weeks PTO
13+ paid company holidays
401(k) offered
Equity
Flexible remote work on remaining days in a hybrid schedule