
Overview
Location: Remote
Type: Paid Internship (6 Months)
Timings: Flexible
PPO: Yes, performance-based
Apply: Send your resume and any relevant test samples to dolly@stablx.com
Subject: Web Tester Intern – [Any Exp] – [Current City, State]
About STABLX
STABLX builds scalable SaaS products across marketing automation, design systems, lead generation, and e-commerce enablement. We move fast, ship often, and ensure every release meets quality and usability standards.
Role Overview
We’re hiring a Web Tester Intern who can rigorously test UI flows, backend APIs, and user interactions across browsers and devices. You’ll also monitor user behavior using tools like Microsoft Clarity and PostHog to surface edge cases and UX issues.
Tech Stack You’ll Test
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Frontend: HTML, CSS, Bootstrap 5, jQuery, EJS, WordPress, General Web Application
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Backend: Node.js, Express.js
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Database: MongoDB
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Canvas Tools: Fabric.js, pdf-lib
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API Utilities: REST APIs, background services, Puppeteer
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Analytics: Microsoft Clarity, PostHog
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Debugging & Testing: cURL, Postman
Key Responsibilities
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Test web UI and backend endpoints for accuracy and bugs
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Use cURL and Postman to validate API responses and edge conditions
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Monitor user session recordings via Microsoft Clarity or PostHog to identify UX problems
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Write clear and reusable test cases, bug reports, and QA documentation
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Perform functional, regression, and compatibility testing across browsers
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Work closely with developers to track and verify bug fixes
SLQ Attack, Code Injection and Pen testing
Must-Have Skills
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Strong understanding of how web apps and REST APIs work
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Comfortable using cURL and Postman for manual API testing
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Eye for detail in UI/UX behavior and browser consistency
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Analytical mindset to read user behavior and infer possible failure points
Nice-to-Have
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Exposure to Microsoft Clarity and PostHog
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Familiarity with test documentation, version control (Git), or test management tools
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Basic Linux command-line knowledge
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Understanding of visual regression or automated testing frameworks (optional)
What You’ll Get
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Paid internship with real product exposure
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Remote-first culture and flexible timings
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Access to test across live modules and internal tools
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PPO opportunity based on performance and consistency
How to Apply
Email dolly@stablx.com with:
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Your resume
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Any bug report, API test case, or test plan sample (optional but preferred)