Join StockX as a Software Development Engineer in Test to enhance quality in web and mobile applications through automation and collaboration.
Posted by employer 2 months ago
First seen on Joblaze 1 week ago
Last verified on the company career page 1 day ago
Skills & Technologies
Requirements
- Experience
- 3+ years
Not disclosed in this posting: compensation, work arrangement, visa sponsorship.
Joblaze summary
In the role of Software Development Engineer in Test at StockX, the individual will focus on ensuring the quality of web and mobile applications through test planning, automation, and validation of frontend and backend interactions. Key skills include proficiency in WebdriverIO, Selenium, and Appium, along with experience in cloud-based testing platforms and CI/CD integration. This position is ideal for someone with over three years of automation testing experience who thrives in a collaborative, fast-paced environment. The role is part of the Experience Team, which plays a crucial role in managing payment and user identity flows.
Joblaze insights
- Listed 9 days ago on Joblaze — tracked directly from StockX's career page.
- StockX has 34 other open roles including Operations Specialist, Senior Transportation Analyst, Part-Time Operations Specialist (24-32h per week).
- 1940 active TypeScript roles on Joblaze right now.
- 1101 active JavaScript roles on Joblaze right now.
- 33 active Selenium roles on Joblaze right now.
- Typical TypeScript salary we track runs $140,000–$200,000 (median $171,500, across 802 roles). See TypeScript salary trends
Quick facts
- How much experience is required?
- At least 3 years of relevant experience for this Software Development Engineer in Test role.
- What's the tech stack?
- Joblaze extracted these technologies from the posting: Allure, Appium, BrowserStack, JavaScript, LambdaTest, SauceLabs.
- What seniority level is this role?
- StockX targets mid-level candidates for this position.
- Is this full-time or contract?
- Full-time for this Software Development Engineer in Test role at StockX.
From the original posting
Help empower our global customers to connect to culture through their passions.
Why you’ll love this role
As an Software Development Engineer in Test (SDET), you’ll be part of a highly dynamic, innovative Engineering team working on modern Web and Mobile technologies. You will collaborate closely with engineering and product teams to ensure high-quality releases.
You’ll be responsible for preparing test plans, writing and automating test cases, validating frontend functionality against backend systems, and contributing to automation maturity. This role suits someone who is curious, detail-oriented, strong in problem-solving, and passionate about continuous learning. This role is for one of our XT teams(Experience Team) responsible for payments, user identity and order management flows.
What you’ll do
- Work collaboratively with product managers and engineers to deliver high-quality software.
- Understand BRDs/PRDs, derive scenarios, and prepare detailed test plans.
- Create well-structured test cases following QA best practices.
- Automate test cases for Web, iOS, and Android applications using WebdriverIO, Selenium, and Appium.
- Validate frontend data against backend responses (API checks, JSON, logs).
- Perform functional, regression, smoke, and end-to-end testing for web and mobile apps.
- Execute tests on cloud-based platforms (e.g., Allure TestOps, LambdaTest, BrowserStack, SauceLabs).
- Generate and maintain rich test reports using Allure or equivalent frameworks.
- Participate in sprint ceremonies including planning, grooming, and release testing.
- Raise defects clearly, identify risks early, and ensure timely resolution.
- Contribute to automation frameworks and maintain robust test suites.
- Integrate automated tests into CI/CD pipelines.
- Collaborate with QA peers to improve test coverage, share results, and solve challenges.
- Contribute to long-term QA strategy, automation enhancements, and tooling improvements.
- Use MCP tools (good to have) for assisted test creation and self-healing automation.
- Review documentation and contribute to test strategies, automation design, and quality processes.
About You
- 3+ years of experience in Web and Mobile Automation Testing.
- Strong experience with:
- WebdriverIO
- Selenium
- Appium
- JavaScript/TypeScript
- Experience testing iOS and Android apps (manual + automation).
- Experience with cloud execution platforms (LambdaTest, BrowserStack, SauceLabs).
- Experience with reporting frameworks such as Allure.
- Ability to debug issues using DevTools, ADB, Xcode tools, APIs, and logs.
- Familiarity with Git and CI/CD pipelines.
- Strong analytical and debugging capabilities.
- Excellent communication and documentation skills.
- Curious, proactive, and eager to learn.
- Able to collaborate effectively in a fast-paced environment.
Nice to have skills
- MCP experience for test creation/self-healing automation.
- Exposure to performance, load, or security testing.
- Familiarity with modern frontend frameworks.
- API automation or end-to-end automation experience.
- Test management tools (Jira, TestRail).
- Experience working in Agile/Scrum environments.
- Broader coding experience (Java, C#, TypeScript) or OOP fundamentals
StockX is proud to be a Detroit-based technology leader focused on the large and growing online market for sneakers, apparel, accessories, electronics, collectibles, trading cards, and more. StockX's powerful platform connects buyers and sellers of high-demand consumer goods from around the world using dynamic pricing mechanics. This approach affords access and market visibility powered by real-time data that empowers buyers and sellers to determine and transact based on market value. The StockX platform features hundreds of brands across verticals including Jordan Brand, adidas, Nike, Supreme, BAPE, Off-White, Louis Vuitton, Gucci; collectibles from brands including LEGO, KAWS, Bearbrick, and Pop Mart; and electronics from industry-leading manufacturers Sony, Microsoft, Meta, and Apple. Launched in 2016, StockX employs 1,000 people across offices and verification centers around the world. Learn more at www.stockx.com.