React Developer

About HighLevel:  

HighLevel is a cloud-based, all-in-one white-label marketing and sales platform that empowers marketing agencies, entrepreneurs, and businesses to elevate their digital presence and drive growth. With a focus on streamlining marketing efforts and providing comprehensive solutions, HighLevel helps businesses of all sizes achieve their marketing goals. We currently have 1000+ employees across 15 countries, working remotely as well as in our headquarters, which is located in Dallas, Texas. Our goal as an employer is to maintain a strong company culture, foster creativity and collaboration, and encourage a healthy work-life balance for our employees wherever they call home.

About the Role:

We’re seeking a Senior Software Engineer to join our Courses Team, where we empower creators and educators to build a thriving learning platform. Our platform, akin to Coursera or Udemy, connects over 700,000 monthly active users with thousands of courses, fostering interaction, learning, and community engagement. By streaming petabytes of video data and supporting white-labeled, customized mobile apps, we enable creators to deliver branded, seamless experiences to their audiences on both web and mobile platforms.

You’ll play a critical role in shaping the frontend experience for a platform that serves over 700,000 users and thousands of creators. Your work will directly empower educators to build vibrant learning communities, streamline course delivery, and provide tailored, branded experiences. By solving frontend challenges and optimizing performance, you’ll contribute to a platform that connects like-minded individuals, fosters learning, and drives engagement at scale.

Key Responsibilities

• Develop and maintain reusable UI components, aligning with Highlevel’s design system to ensure consistency across web and mobile applications.
• Enhance load times, ensure smooth interactions, and improve rendering efficiency by minimizing bottlenecks, leveraging techniques like lazy loading, code splitting, and caching strategies to support 700,000+ users.
• Guide frontend engineers by sharing best practices in performance tuning, UI development, and modern frameworks (e.g., React, Vue.js), fostering a culture of technical excellence.
• Identify and resolve UI/UX bottlenecks, accessibility gaps, security vulnerabilities, and frontend technical debt to deliver a polished user experience.
• Contribute to the design and development of backend APIs to support frontend functionality, ensuring efficient data flow and integration with application features.
• Gain deep insights into the product, customer needs, and competitors to enhance user experience and align features with creator and learner expectations.
• Partner with designers, product managers, and backend engineers to deliver high-quality, cohesive user experiences across web and mobile platforms.
• Keep up with the latest frontend technologies (e.g., WebAssembly, modern JavaScript frameworks) and advocate for tech stack improvements to enhance performance and developer productivity.
• Utilize AI-driven tools and frameworks to enhance frontend experiences, such as personalizing user interfaces, optimizing content delivery, or automating UI testing and performance analysis.

Qualifications and Skills

• 4+ years of Experience on Frontend.
• Proficiency in modern JavaScript frameworks (Vue.js, React) for building scalable, high-performance applications.
• Strong knowledge of HTML, CSS, TypeScript, and modern frontend build tools (Webpack, Vite, etc.).Deep understanding of browser rendering, performance profiling, lazy loading, caching strategies, and optimization techniques.
• Experience optimizing high-traffic, large-scale applications for performance and scalability. Experience with monitoring and debugging tools (e.g., Lighthouse, Sentry, Web Vitals).Understanding of databases (e.g., MySQL, MongoDB) and caching strategies (e.g., Redis).
• Comfortable working with RESTful APIs, GraphQL, backend integrations and Cloud Platforms.
• Strong problem-solving skills, ownership mindset, and ability to work in a cross-functional team.
• Nice to Have: Experience with AI tools and contributions to open-source projects, internal platforms, or engineering blogs.

• Proficiency in Angular (v8+) and TypeScript.
• Strong knowledge of HTML5, CSS3, and JavaScript/ES6+.
• Hands-on experience with RxJS for reactive programming.
• Experience with state management libraries like NgRx or similar.
• Familiarity with RESTful APIs and JSON data structures.
• Understanding of authentication and authorization mechanisms (OAuth, JWT).
• Experience with Angular CLI for project setup and management.
• Proficiency in browser developer tools for debugging.
• Strong experience with Jasmine, Karma, or other testing frameworks.
• Familiarity with build tools like Webpack or Vite.

We are looking for a kickass MERN Stack developer to work on the next big thing. We are a team of innovators, creators, and believers working hard to digitize the $100Bn traditional industry & make it smart using advanced technologies like AI, AR, and Web3.0 (NFTs, Metaverse).

Come and Join the future.

This is an opportunity to work directly with Industry experts having 20+ years of experience in Technology and product development.

Roles and Responsibilities

• Developing front end website architecture.
• Designing user interactions on web pages.
• Developing back end website applications.
• Creating servers and databases for functionality.
• Ensuring cross-platform optimization for mobile phones.
• Ensuring responsiveness of applications.
• Working alongside graphic designers for web design features.
• Seeing through a project from conception to finished product.
• Designing and developing APIs.
• Meeting both technical and consumer needs.
• Staying abreast of developments in web applications

Desired Candidate Profile

• Strong organizational and project management skills.
• Proficiency with fundamental front end languages such as HTML, CSS and JavaScript.
• Familiarity with JavaScript frameworks such as Angular JS, and React JS.
• Proficiency with server-side languages like Nodejs, and Expressjs.
• Familiarity with database technology such as MySQL, Postgresql or MongoDB.
• Excellent verbal communication skills.
• Good problem-solving skills.
• Attention to detail.

• Experience working with HTML5, CSS3 in user interface design.
• Understanding of web technologies including one or more of the following:, Javascript (React, Angular, Node, D3, etc.)
• Expert knowledge on CSS preprocessors like Sass and LESS
•  Experience on  RESTful API.
• Strong typography, layout and visual design skills.

• Good exposure to databases, SQL queries
• Good analysis skills in order to troubleshoot and resolve the problems.
• Creative to suggest ways to simplify the UI workflows