Lead Frontend Engineer – Calendars

About HighLevel:HighLevel is an AI-powered business operating system that gives agencies, entrepreneurs and SMBs the infrastructure to build, automate and scale. Today, HighLevel supports SMBs across 150+ countries, fueling community-driven growth rooted in real customer outcomes. To date, businesses operating on HighLevel have generated over $7 billion in ecosystem value, demonstrating the impact of shared infrastructure at scale. By centralizing conversations, automation and intelligence into one system, we help businesses move faster, reduce complexity and execute efficiently. Behind the platform, HighLevel powers more than 4 billion API hits and 2.5 billion message events daily. With 250 terabytes of distributed data, 250+ microservices and over 1 million domain names supported, our architecture is built for performance, resilience and long-term scalability. Our people With over 2,000 team members across 10+ countries, HighLevel operates as a global, remote-first organization built for speed and ownership. We value initiative, clarity and execution, creating space for ambitious people to build systems that support millions of businesses worldwide. Here, innovation thrives, ideas are celebrated and people come first, no matter where they call home. Our impact Every month, HighLevel enables more than 1.5 billion messages, 200 million leads and 20 million conversations for the more than 1 million businesses we support. Behind those numbers are real people building independence, expanding opportunity and creating measurable impact. We’re proud to be a part of that. Learn more about us on our YouTube Channel or Blog Posts     About the Role: We’re looking for a Lead Frontend Engineer to join our Calendars App team, which owns the web-based experiences for booking, scheduling, and real-time calendar interactions. This is a high-impact, high-ownership role focused on building and scaling the frontend systems that power thousands of businesses and millions of scheduling flows across industries.   As the technical leader for the frontend, you’ll architect performant, maintainable, and accessible interfaces using Vue.js and Nuxt, while also mentoring engineers and driving cross-team frontend strategy. You’ll work closely with product, design, and platform teams to ensure our booking and scheduling UI is blazing fast, intuitive, and flexible. Requirements:

7+ years of frontend development experience, with 2+ years in a leadership or principal role

Expert-level knowledge of Vue.js, Nuxt (2 & 3 preferred), and modern JavaScript/TypeScript

Deep experience optimizing frontend performance, including lazy loading, hydration strategies, SSR, and bundle analysis

Solid understanding of core web vitals, browser rendering lifecycle, accessibility (a11y), and responsive UI design

Comfortable leading architecture discussions, refactors, and performance investigations across squads

Track record of mentoring engineers, leading by example, and upholding code quality and best practices

Strong cross-functional collaboration skills — able to drive initiatives across engineering, design, and product teams

Responsibilities:

Own the frontend architecture, performance strategy, and developer experience for our Vue/Nuxt-based apps

Lead the development of high-performance UI components and booking widgets with dynamic rendering, SSR, and client-side optimizations

Set and enforce frontend performance budgets, observability standards, and testing practices

Collaborate closely with design and product to deliver pixel-perfect, accessible, and intuitive user experiences

Mentor a growing team of frontend engineers — provide technical guidance, unblock implementation, and drive code quality

Partner with backend teams (Core, Booking Engine, Builder) to ensure smooth API integration and UI extensibility

Evolve our frontend tooling, CI/CD workflows, and component libraries to improve development speed and reliability

Bonus Points

Experience working on complex booking widgets, real-time UIs, or calendaring systems

Familiarity with tracking frameworks, attribution flows, and A/B testing in frontend environments

Contributions to Vue/Nuxt open source projects or frontend tooling ecosystems

Comfortable using AI tools to enhance development velocity and code reviews