Lead Frontend Engineer - Opportunities Platform

🏢 About HighLevel

HighLevel is an AI-powered, all-in-one white-label sales and marketing platform empowering over 2 million businesses worldwide. Our platform processes over 4 billion API hits and handles more than 2.5 billion message events daily. With 1,500+ team members across 15+ countries, we operate in a global, remote-first environment. We help agencies, entrepreneurs, and businesses capture, nurture, and close leads into repeat customers.

🎯 The Role

We're hiring a Lead Frontend Engineer for the Opportunities Platform to design and build world-class CRM experiences for pipelines, deals, and opportunity analytics. You'll work at the intersection of complex state management, high-performance UI, real-time updates, and product design. This role is ideal for someone who wants to craft smooth, intuitive, data-rich interfaces used at massive scale.

🛠️ Tech Stack

• Frontend: Vue 3 (Composition API preferred), React, JavaScript
• State Management: Pinia, Vuex, Redux, Zustand
• Real-time: WebSockets, Event-driven State Updates
• Data Visualization: Chart.js, Recharts, ECharts, D3
• UI Components: Kanban Boards, Drag-and-Drop, Timelines, Dashboards
• Performance: Virtual Lists, Memoization, Rendering Optimization, Batching, Debouncing

💼 What You'll Do

• Implement fast, interactive Kanban boards with smooth drag-and-drop
• Build deal detail views, timelines, logs, and complex state-driven interfaces
• Create dashboards and analytics UIs with charts, KPIs, and real-time insights
• Architect shared UI components and frontend patterns for the CRM platform
• Build scalable state management solutions
• Implement virtualisation and performance-optimisation techniques
• Work with REST endpoints, real-time streams, and event-driven state updates
• Build resilient UI flows with strong handling of loading, error, and edge states
• Ensure correctness of pipeline and deal data across every interaction
• Participate in design and architecture reviews, RFCs, and long-term UI planning
• Collaborate with Design and Product to shape intuitive, elegant interactions
• Mentor engineers on frontend patterns, state architecture, and performance tuning
• Own the reliability, latency, and overall quality of all Opportunities UI surfaces

✅ What You'll Need

• 5+ years of frontend engineering experience building large, complex applications
• Strong expertise in Vue, React, or similar frameworks (Vue 3 + Composition API preferred)
• Experience with state management (Pinia, Vuex, Redux, Zustand)
• Proven track record building dashboards, charting interfaces, analytics views, or data-heavy UIs
• Proficiency with charting libraries (Chart.js, Recharts, ECharts, D3)
• Strong performance-focused engineering skills
• Experience with real-time event streams, live data models, and WebSockets
• Comfort with UI modeling concepts and handling large datasets on the frontend
• Familiarity with design systems and reusable component patterns
• Excellent communication skills - able to turn complexity into clarity

🌟 Nice to Have

• Experience with CRM platforms and sales pipeline management
• Knowledge of performance optimization for data-heavy applications
• Experience working in remote-first, globally distributed teams