Senior QA Engineer

Who are we?

Trendlyne is a funded, profitable products startup in the financial markets space. We have cutting-edge analytics products built for Indian and US customers, for stock markets and mutual funds.

Our founders are IIT + IIM graduates, with strong tech and marketing experience. We have top finance and management experts on the Board of Directors.

What do we do?

We build powerful analytics in the US and Indian stock market space that are best-in-class. Organic growth in B2B and B2C products has already made the company profitable. We deliver 1 billion+ APIs every month to B2B customers, and have a B2C website and app.

Visit us at trendlyne.com, or look for the Trendlyne mobile app on the Google Play Store:

https://play.google.com/store/apps/details?id=com.trendlyne.markets

Tech Stack:

• Postman
• Newman
• Bruno 
• Playwright
• Selenium
• Puppeteer 

Job Responsibilities : 

• Design, develop, and maintain scalable UI and API automation frameworks from scratch.
• Build and execute automated test suites for frontend, backend, and API applications using tech stacks like Playwright, Selenium, Puppeteer, Postman, Newman, and Bruno.
• Develop automation for web applications, APIs, and distributed microservices.
• Perform white-box and black-box testing to ensure application quality.
• Integrate automation suites into CI/CD pipelines using tools like Newman and Bruno CLI.
• Identify, track, and resolve defects while improving test stability, execution speed, and overall automation efficiency.
• Collaborate with developers, DBAs, and product managers to ensure quality throughout the development lifecycle.
• Mentor junior QA engineers, review automation scripts, and promote best practices in quality engineering.
• Drive continuous improvements in automation frameworks, testing methodologies, and engineering processes.

Required Skills & Qualifications:

• 4+ years of experience as an SDET, Automation Engineer, or Full-Stack QA.
• Hands-on experience with UI automation using Playwright, Selenium, and/or Puppeteer.
• Strong experience in API testing and automation using Postman / Newman or Bruno.
• Proficient in JavaScript for building automation scripts, API test assertions, and test utilities.
• Strong understanding of REST APIs, HTTP/HTTPS, JSON, authentication mechanisms (JWT/OAuth), and microservices architecture.
• Experience with white-box and black-box testing, and automation design patterns such as Page Object Model (POM).
• Familiarity with BDD frameworks (e.g., Cucumber) and modern testing practices.
• Experience with Git and integrating automation suites into CI/CD pipelines using Jenkins, GitHub Actions, or GitLab CI.
• Working knowledge of SQL for database validation and backend testing.

Skills

Playwright, Postman, SQL, Selenium, puppeteer, Automated testing, Black-box testing, White-box testing, RESTful APIs