Senior Frontend Engineer

About the role

Stark is seeking a Senior Frontend Engineer to expand its mission management software, Minerva Frontline. You will build and evolve the frontend as a robust, high-performance architecture while navigating physical hardware constraints and managing agentic AI workflows. The role focuses on translating complex data streams into clear, calm interfaces for operators in high-stakes environments.

Responsibilities

• System Thinking through the Frontend Lens: Engineer highly optimized frontend solutions that handle high-frequency telemetry and asynchronous data streams while strictly minimizing computational load.
• Mission-Critical UI & UX: Implement interfaces that are deterministic, error-tolerant, and focused on providing clarity out of chaos for operators under stress.
• Strategic Sparring Partner: Proactively challenge APIs and data structures if they threaten frontend performance or the operator's experience.
• Mastering Agentic Workflows: Set strict architectural guardrails, validate outputs, and solve integration and quality challenges in AI-assisted development.
• Engineering for Extreme Constraints: Build high-performance, framework-less user interfaces that function flawlessly under extreme real-world conditions.
• Collaborative Excellence: Raise the level of the entire team by sharing knowledge and facilitating fact-based discussions.

Required skills

• Vanilla TypeScript
• JavaScript
• DOM API
• Event Loop
• Memory Management
• Constraint-Driven Engineering
• AI-Engineering

Nice to have

• Web Components
• WebSockets
• WebRTC
• GIS
• Canvas
• WebGL

About the Company

Stark is a defence technology company that equips NATO Allies and partners with next-generation autonomous defence platforms and advanced AI-driven software. The company focuses on relentless innovation to turn complex defence challenges into field-tested, multi-domain solutions.