Company Description Nexby.ai is an AI-driven platform that acts as a dynamic extension of modern sales teams, ensuring every lead receives timely, consistent, and high-quality follow-up. The product automates calls, messages, and emails so each lead is engaged as thoroughly as a top-performing sales representative on their best day, regardless of when the lead arrives. Nexby.ai serves diverse industries including insurance, lending, real estate development, education, healthcare, and manufacturing, helping organizations revive cold leads and prevent missed opportunities.

The platform is trained on each customer’s own data and communication style rather than generic scripts, and uses a pay-per-connected-call model that makes comprehensive follow-up a practical, cost-effective choice. Nexby.ai enhances sales teams rather than replacing them, removing the need to choose which leads to pursue and which to leave behind.

Experience5-6 years of proven hands-on technical experience in relevant domain.

Job LocationMumbai Fort

About The RoleWe are seeking a highly skilled Senior QA Engineer with expertise in both manual and automation testing to ensure the quality and reliability of our enterprise-level software products. The role involves designing and maintaining automation frameworks, executing manual and exploratory testing, and collaborating with cross-functional teams to deliver high-quality solutions in a fast-paced environment.

Key Responsibilities· Design, develop, and maintain scalable UI and API test automation frameworks using Playwright, Cypress, or Selenium with Python/JavaScript/Java.

· Integrate automated regression suites into CI/CD pipelines (GitHub Actions, Jenkins, GitLab CI) for seamless deployment.





· Automate RESTful and WebSocket API testing to validate data flows, system responses, and webhook integrations.

· Perform load, stress, and latency testing for high-throughput AI features using tools like JMeter or Locust.

· Conduct structured manual testing across complex AI application workflows, web interfaces, and assessment tools.

· Identify and document edge cases, negative scenarios, and boundary failures through exploratory testing.

· Ensure cross-browser and mobile platform compatibility and responsiveness.

· Collaborate with product managers, developers, and QA team members to define test strategies and report quality metrics.

Required Qualifications And Skills· Bachelor of Engineering (CS/IT).

· Minimum 5 years of software testing experience in B2B/B2C SaaS products.

· Proven proficiency in building automation test frameworks using Playwright, Cypress, or Selenium with Python, JavaScript/TypeScript, or Java.

· Strong experience testing and automating REST APIs and WebSockets.

· Ability to write SQL queries for database inspection and review application/server logs.

· Solid experience with Git for version control and code reviews.

· Ability to evaluate features from a product usability perspective.

· Experience testing AI/ML applications, NLP models, or real-time voice engines is a plus.

What We Offer· Competitive salary and benefits package.

· Opportunity to work on cutting-edge AI and automation projects.

· Collaborative and innovative work environment.

· Opportunities for professional growth and development.

· Participation in high-impact government and enterprise projects.

Join UsIf you are passionate about quality assurance and automation, join us to make a significant impact in the tech industry. Apply now to be part of our energetic team.

📌 Senior Quality Assurance Engineer (Mumbai)
🏢 nexby.ai
📍 Mumbai