Senior Frontend Engineer, Video UI

Department: 9OYE21 - 215 Software Engineering

Employment Type: Full-Time

Location: Sunnyvale, California, United States

About Knightscope 

Knightscope (NASDAQ: KSCP) is a security technology company building the nation's first Autonomous Security Force: autonomous machines, AI-driven software, and elite security professionals operating as one integrated managed service. The Company is on a mission to make the United States of America the safest country in the world. One Team. One Force. 

Job Summary 

You will own the Signals video UI, the primary customer-facing surface of the Signals platform, as we bring it in-house from a third-party vendor. You will be the first of a two-person frontend team, setting the standards and codebase that the second engineer will build on. 

Location: ONSITE - Sunnyvale, CA

About the Role 

You will own the Signals video UI, the primary customer-facing surface of the Signals platform, as we bring it in-house from a third-party vendor. You will be the first of a two-person frontend team, setting the standards and codebase that the second engineer will build on. 

Key Responsibilities 

• Own the Signals video UI codebase and development lifecycle. 

• Lead knowledge transfer from the current vendor UX designer. 

• Partner with the video/streaming backend team on end-to-end streaming experience. 

• Establish frontend standards for testing, accessibility, and performance. 

• Prepare the team and codebase for the paired frontend hire later in 2027. 

Required Qualifications 

• 7+ years in frontend engineering. 

• Strong experience with real-time video UI (WebRTC clients, media players). 

• Deep experience with a modern frontend framework (React preferred). 

• Accessibility and performance-first mindset. 

• Comfort owning a customer-facing surface end to end. 

Nice to Have 

• Security or surveillance product UI experience. 

• Design system authoring experience. 

• Prior work inheriting a codebase from a vendor or design agency. 

Compensation and Benefits 

Base Salary: $170,000 to $200,000 (DOE) 

Equity: Stock options 

Benefits: Medical, dental, vision, 401(k), paid time off 

Location Requirement: Full-time, on-site at Sunnyvale HQ