# Senior Automation Test Engineer, Web
**Company:** [Otter](https://hotfix.jobs/companies/otter)
**Location:** Mountain View, CA
**Salary:** $140K-$175K
**Experience:** 5+ years
**Skills:** Kotlin, Espresso, Xcuitest, Swift, Uiautomator, Jetpack Compose, CI/CD, Jenkins, GitHub Actions, Firebase Test Lab, Aws Device Farm, Sauce Labs
**Posted:** 2026-05-11
> Develops and maintains scalable Android (Kotlin/Espresso) and iOS (XCUITest/Swift) automation frameworks, integrates with CI/CD pipelines, improves test reliability, and collaborates with engineering/QA teams. Requires 5+ years mobile SDET experience, Android focus.
## Job Description
## Responsibilities
- Build and scale Android automation framework from scratch using Kotlin and Espresso
- Maintain and expand iOS automation suite using XCUITest and Swift
- Define and drive mobile automation strategy and best practices
- Improve test coverage, reliability and execution speed
- Integrate automation into CI/CD pipelines to enable faster and safer releases
- Partner with engineering, product and QA teams to deliver high-quality user experiences
- Identify gaps in testing and proactively improve quality processes
- Debug and resolve flaky tests and automation failures at scale
- Evaluate tools and introduce new automation innovations (AI, intelligent testing)

## Requirements
- 5+ years of experience as an SDET or Software Engineer in mobile (Android-focused) environments
- Experience building scalable Android automation frameworks from scratch
- Strong experience with **Espresso** and/or **UIAutomator** using **Kotlin**
- Experience writing, executing and maintaining automated test suites
- Experience building reusable test frameworks, tools and utilities
- Experience with unit, integration and end-to-end testing of Android applications
- Experience testing complex user workflows and edge cases
- Experience supporting automation for large-scale mobile applications
- Preferred experience with **Jetpack Compose** testing
- Nice to have experience with real-time / streaming applications
- Nice to have cross-platform exposure (iOS – **XCUITest**)
- Strong understanding of Android architecture (**MVVM**, **Jetpack**, lifecycle)
- Understanding of mobile app performance, reliability and edge cases
- Experience with CI/CD pipelines (**Jenkins**, **GitHub Actions** or similar)
- Experience integrating automation into release workflows
- Experience debugging flaky tests and improving stability
- Familiarity with device farms (**Firebase Test Lab**, **AWS Device Farm**, **Sauce Labs**)
- Understanding of QA methodologies for mobile releases
- Strong problem-solving and debugging skills
- Ownership mindset with end-to-end quality responsibility
- Ability to collaborate across engineering, product and manual QA teams
- Strong verbal and written communication skills
- Nice to have experience testing AI/ML-based features

## Bonus Points
- Debugging flaky tests at scale
- API + backend validation for mobile flows
- Performance testing basics
- Experience with AI-driven test optimization

## Compensation
**Salary Range: $140,000 to $175,000 USD per year.**
**Apply:** https://hotfix.jobs/jobs/senior-automation-test-engineer-web-at-otter-4f120a4c-73c2-47e9-9bdb-2882b97db6fb
**Canonical:** https://hotfix.jobs/jobs/senior-automation-test-engineer-web-at-otter-4f120a4c-73c2-47e9-9bdb-2882b97db6fb