Web/App Test Engineer

Binance is a leading global blockchain ecosystem behind the world’s largest cryptocurrency exchange by trading volume and registered users. We are trusted by 300+ million people in 100+ countries for our industry-leading security, user fund transparency, trading engine speed, deep liquidity, and an unmatched portfolio of digital-asset products. Binance offerings range from trading and finance to education, research, payments, institutional services, and more. Our mission is to increase the freedom of money and financial access for people around the world.

Key Responsibilities

• Design and maintain comprehensive Web/App test cases and test plans covering functionality, compatibility, and interaction
• Develop and maintain UI/API automated tests using Java, Python, or JavaScript to ensure high coverage and reliability
• Combine automation and manual exploratory testing to validate user scenarios and discover potential experience issues
• Perform root cause analysis on test failures and production issues, and drive fixes to closure
• Identify blind spots in test coverage and continuously improve automation effectiveness
• Participate in testing for new features - define expected behaviors, system impact, and risk points from a user-experience perspective
• Conduct App compatibility testing across devices, OS versions, and screen sizes, as well as Web cross-browser and cross-resolution testing
• Participate in performance testing (page load time, App cold start / warm start, etc.) and ensure stability under high-concurrency and weak-network scenarios

Requirements

• Strong coding ability in at least one of Java, Python, or JavaScript (live coding assessment required)
• Extensive Web/App automation testing experience with tools such as Selenium, Appium, Playwright, etc.
• Solid understanding of Web/App testing methodologies and automation framework design
• Proficiency in SQL for data validation and issue troubleshooting
• Proven root cause analysis ability to solve complex quality problems
• Familiarity with Web front-end technologies (HTML/CSS/JS) and mobile platform fundamentals (Android/iOS architecture and characteristics)
• Experience building testing tools, platforms, or quality infrastructure

Ideal Candidate Profile

Background:

• 1-5 years of QA or test development experience, including at least 1 year of Web or App automation testing
• Strong coding skills - able to write code from scratch, not just scripts
• Proficient in SQL for independent data validation and troubleshooting
• Hands-on mobile or Web testing experience

Core Competencies:

• Automation capability: Can design and develop automation frameworks, not just use existing tools
• Root cause analysis: Can trace test failures or production issues back to their root cause
• SQL & data validation: Can write complex SQL to verify data consistency and troubleshoot data-related bugs
• Cross-platform understanding: Understands Web/App architecture, including front-end/back-end interaction, network requests, cache mechanisms, and WebView
• UX sensitivity: Can identify experience issues from the user's perspective, not just whether functionality works
• Test tooling: Experience building test platforms, tools, or quality infrastructure
• Collaboration drive: Can push developers to fix issues rather than passively waiting

Soft Skills:

• Rigorous and detail-oriented
• "Destructive thinking" mindset - adept at finding system weaknesses
• Strong communication - bridges developers and product managers
• Quality ownership mentality - treats quality as personal responsibility

Bonus Points

• Payment, transaction, or financial system QA experience
• AI tooling usage experience
• Crypto / Web3 industry background
• Hands-on App compatibility testing experience using cloud device platforms such as Testin or WeTest
• Weak-network testing experience using tools such as Charles or Fiddler

Why Binance

• Shape the future of finance 
• Collaborate with world-class talent in a user-centric global organization with a flat structure
• Tackle challenging projects in a fast-paced and innovative enviornment with autonomy
• Thrive in a results-driven workplace with opportunities for career growth and continuous learning
• Competitive salary and company benefits
• Remote-first, work-from-home arrangement (may vary depending on the nature of the role and team)

Binance is committed to being an equal opportunity employer. We believe that having a diverse workforce is fundamental to our success.

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We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.