Software Development Engineer II (Frontend) - Contacts
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 Our Team:
The Contacts Team builds some of the most data-intensive and widely used experiences within HighLevel’s CRM platform, including contact management, segmentation, search, filtering, tags, notes, documents/files, and related customer experiences.
Our frontend applications need to provide intuitive and responsive experiences while working with large datasets and complex workflows.
If you’re passionate about building high-performance frontend applications and solving challenging UI engineering problems at scale, you’ll find exciting opportunities on our team.
About the Role:
We are looking for an SDE-2 Frontend Engineer who can build scalable, performant, and intuitive customer-facing applications.
You will work primarily with Vue.js and TypeScript, building reusable components and data- intensive interfaces involving tables, search, filters, forms, and complex CRM workflows.
You will collaborate closely with Product, Design, Backend, QA, and other engineering teams and take ownership of features from technical design and implementation through testing, release, and production monitoring.
What We Expect:
- Strong ownership of frontend features from development through production.
- Ability to independently design, develop, test, and deploy scalable and high-quality frontend solutions.
- Passion for building clean, maintainable, reusable, and well-tested UI components.
- Strong understanding of frontend architecture, performance optimization, state management, and modern web development practices.
- Strong analytical and problem-solving skills with attention to usability and user experience.
- A collaborative mindset with the ability to work effectively across Engineering, Product, Design, and Backend teams.
- Focus on improving frontend performance, scalability, reliability, accessibility, and overall developer experience.
Key Responsibilities:
- Build responsive, scalable, and high-performance user interfaces using Vue.js and
- Develop clean, reusable, and maintainable UI components.
- Build data-intensive experiences involving lists, tables, filters, search, forms, notes, tags, documents/files, and contact information.
- Integrate frontend applications with REST APIs and asynchronous backend services.
- Work with modern state-management patterns and component-based architectures.
- Ensure responsive behavior and cross-browser compatibility.
- Optimize rendering and user interactions for large datasets and complex workflows.
- Identify and resolve frontend performance bottlenecks.
- Apply techniques such as lazy loading, pagination, virtualization, caching, and efficient state management where appropriate.
- Improve page-load performance, responsiveness, and overall customer experience.
- Build frontend solutions that remain performant as product complexity and data volumes grow.
- Understand product requirements and translate them into scalable technical solutions.
- Own frontend features from development through production.
- Participate in technical-design and API-contract discussions.
- Collaborate with backend engineers to define efficient data flows and API interactions.
- Test, deploy, and monitor features in production.
- Write clean, maintainable, and testable frontend code.
- Build appropriate unit and integration tests.
- Participate actively in code reviews.
- Debug and resolve customer-facing production issues.
- Improve the performance, reliability, accessibility, and usability of existing experiences.
- Contribute to frontend monitoring and observability.
Frontend Development
TypeScript.
Performance & Scalability
Feature Ownership
Quality & Reliability
Required Skills & Experience:
- 3+ years of hands-on frontend software development experience.
- AI-first approach to design, development, testing, debugging, and engineering productivity.
- Strong JavaScript and TypeScript fundamentals.
- Strong hands-on experience with Vue.js, React, Angular, or another modern component-based frontend framework.
- Strong understanding of HTML and CSS.
- Experience building reusable and scalable component-based applications.
- Experience consuming and integrating with REST APIs.
- Experience with frontend state-management patterns and libraries.
- Good understanding of asynchronous programming and data handling.
- Experience building responsive and data-heavy web applications.
- Understanding of frontend performance optimization techniques.
- Experience with Git, CI/CD, and automated testing.
- Strong frontend debugging and problem-solving skills.
- Ability to independently deliver medium-complexity features from development through production.
Nice to have:
- Experience working on high-scale SaaS products.
- Experience with Vue 2/Vue 3 or similar modern frontend frameworks.
- Experience with state-management solutions such as Pinia, Vuex, Redux, Zustand, or equivalent.
- Experience with modern build tooling such as Vite, Webpack, or Rollup.
- Experience with Micro-Frontend architecture.
- Familiarity with Elasticsearch/OpenSearch-backed search experiences.
- Experience with real-time or event-driven UI.
- Exposure to Docker, Kubernetes, and GCP or other cloud platforms.
- Understanding of Accessibility (a11y) and Internationalization (i18n).
- Familiarity with frontend observability and monitoring tools.
Why Join Highlevel:
- Build products used by millions of businesses worldwide.
- Solve challenging frontend engineering problems at internet scale.
- Build sophisticated, data-intensive CRM experiences used every day by customers.
- Work with modern technologies in a highly distributed architecture.
- Be part of a remote-first engineering organization that values ownership, innovation, and continuous learning.
- Work on frontend applications backed by systems processing billions of API requests and message events every day.