SDET II - Core Platform

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: Custom Objects Team in HighLevel form the backbone of our data extensibility platform, enabling users to model and manage data beyond standard CRM entities like Contacts, Opportunities, and Appointments. They power a wide range of use cases from custom CRMs and booking systems to project management and reporting. They are also deeply integrated across our ecosystem, including Pipelines, Forms, Triggers, APIs, and Workflows. As an SDET for Custom Objects, you’ll be validating complex relational data models, API interactions, and UI-driven configurations that define these objects. You’ll ensure scalability, reliability, and data consistency across interconnected modules. This is a highly impactful role that involves testing across dynamic schema-driven systems and collaborating closely with product, backend, and frontend teams to maintain seamless platform interoperability. Responsibilities: Take ownership of the quality of deliverables, including new features and enhancements Collaborate with product managers and engineers to understand requirements and user workflows Design and execute efficient manual test cases, including functional, regression, and exploratory testing Build and maintain automation test scripts for UI and API validations (using Selenium, Playwright, or equivalent) Identify and address QA process bottlenecks, driving continuous improvements Participate in sprint ceremonies, bug triages, and release readiness discussions Track, report, and validate defects using defect management tools Support integration testing with external APIs (e.g., Shipday, proprietary delivery software) Ensure high-quality test execution in Agile (Scrum/Kanban) environments Work closely with senior SDETs and developers to scale automation and adopt best practices Requirements: 3+ years of experience in software testing, preferably in SaaS/web applications Strong knowledge of API testing and performance testing (Postman, JMeter, or equivalent) Understanding of HTML, CSS, JavaScript, and browser debugging tools Hands-on experience with test automation frameworks (Selenium, Playwright, Cypress, or similar) Good programming skills in at least one language (Java, Python, JavaScript/Node.js, TypeScript or Ruby) Solid understanding of OOP concepts and design patterns Experience with source control (Git or SVN) Knowledge of Agile software development (Scrum/Kanban) and the QA role within it Strong organisational and problem-solving skills, with the ability to manage multiple test executions Nice to have: Exposure to white box and black box testing approaches Familiarity with CI/CD pipelines and cloud environments Prior experience with automation in distributed systems or API-heavy applications Basic knowledge of performance/security testing concepts EEO Statement: The company is an Equal Opportunity Employer. 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