Software Development Engineer in Test III - Mobile Apps

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 Team: The Mobile App Product team is responsible for building a best-in-class mobile ecosystem for SMEs. We achieve this by developing features that solve real-world problems for SMEs, enhancing agency stickiness to the platform. Our work enables SMEs to consolidate their offerings to their clients into a single platform, packaged under their white-labeled brand. This team acts as a bridge between multiple product areas, including Phone System, Email System, CRM & Reputation Management. About the Role: As an SDET3, you will lead efforts in mobile apps testing and automation. You will create, maintain, and enhance test automation frameworks for iOS and Android apps at HighLevel. This includes developing innovative tools to boost testing efficiency, debugging complex issues, & delivering actionable insights through comprehensive reports. Additionally, you will mentor junior team members & drive best practices to ensure seamless app releases. The ideal candidate will have a proven track record in technical excellence, thought leadership & collaboration, with a strong focus on delivering results in a dynamic and fast-paced environment.

Responsibilities: Lead advanced mobile testing (Android/iOS apps) and automation using BDD frameworks with tools like Flutter Integration test, Appium, Espresso, Maestro etc.

Design, implement, and maintain scalable, reusable test automation frameworks and solutions using modern technologies

Perform advanced multi-platform functional tests and device compatibility testing across diverse environments

Debug complex issues at the code, app, and infrastructure levels; identify root causes and provide solutions

Sound knowledge using AI tools (ChatGPT, Cursor, Copilot, custom LLM workflows)

Mentor and guide junior SDETs, promoting technical growth within the team

Review requirements and actively provide feedback on business and technical completeness and testability

Define and implement comprehensive test strategies, methodologies, and best practices to ensure product quality

Partner closely with product owners, developers, and DevOps engineers to achieve continuous integration, delivery, and deployment

Monitor, analyse, and report test automation metrics to identify areas for improvement

Drive continuous improvement in the QA process, automation coverage, and test reliability

Take ownership of release quality by supporting regression testing (automated and manual) and providing clear sign-offs

Requirements: 4+ years of experience in mobile testing and mobile automation (Flutter Integration test, Appium, Espresso, Maestro etc.)

Strong programming skills in Dart, Java, Kotlin, or equivalent languages

Proven ability to architect, design, and maintain robust, scalable test automation frameworks

Expertise in mobile automation frameworks, including Flutter Driver-based frameworks

Expertise in writing and automating test cases for complex features as part of continuous delivery

Hands-on experience debugging automation frameworks and app issues

Ability to design comprehensive test strategies, ensuring functional and non-functional requirements are met

Strong understanding of the full product lifecycle, release metrics, and QA best practices

Proficiency in CI/CD tools such as Codemagic, Jenkins, and Bitrise

Experience in API testing and automation (Postman, REST-Assured, or similar tools)

Excellent analytical and problem-solving skills, with the ability to drive solutions independently

Effective communication and collaboration skills, with a track record of working in cross-functional, agile teams

Good to have: Knowledge of advanced testing paradigms like declarative testing approaches

Experience with performance testing for mobile apps

Familiarity with cloud-based device testing platforms like BrowserStack, Sauce Labs, or Firebase Test Lab

A passion for mentoring and elevating team capabilities

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