Senior Testing Engineer

ABOUT XENONSTACK

XenonStack is the fastest-growing Data and AI Foundry for Agentic Systems, enabling people and organizations to gain real-time and intelligent business insights.

We deliver innovation through:

• Agentic Systems for AI Agents → akira.ai

• Vision AI Platform → xenonstack.ai

• Inference AI Infrastructure for Agentic Systems → nexastack.ai

Our mission: Accelerate the world’s transition to AI + Human Intelligence by ensuring our platforms are reliable, resilient, and enterprise-ready.

THE OPPORTUNITY

We are looking for a Senior Testing Engineer with 4–7 years of experience in software testing and automation. You will be responsible for designing and executing comprehensive test plans, implementing automation frameworks, and ensuring the quality, security, and performance of XenonStack’s Agentic AI platforms.

This role is ideal for someone who thrives on precision, detail, and excellence, and who wants to contribute to the trust and reliability of enterprise-grade AI systems.

KEY RESPONSIBILITIES

• Test Planning & Execution
  

  • Design and execute test cases, test plans, and scenarios across functional, regression, and integration testing.
    

  • Identify, document, and track defects, risks, and edge cases.
    

• Automation Frameworks
  

  • Develop and maintain test automation scripts and frameworks (Selenium, Cypress, Playwright, or similar).
    

  • Integrate automated testing into CI/CD pipelines for faster, reliable deployments.
    

• System & API Testing
  

  • Perform end-to-end, API, and data validation testing for enterprise AI workflows.
    

  • Ensure cross-browser, cross-platform, and responsive testing for web applications.
    

• Performance & Reliability
  

  • Conduct load, stress, and performance testing to ensure scalability.
    

  • Collaborate with DevOps to monitor systems and validate production reliability.
    

• Collaboration
  

  • Work with product managers, developers, and AI engineers to ensure requirements are testable, traceable, and aligned with enterprise standards.
    

  • Partner with security teams to perform compliance and vulnerability testing.
    

• Continuous Improvement
  

  • Analyze test coverage and defect metrics; recommend quality improvements.
    

  • Advocate for shift-left testing to embed QA early in the SDLC.
    

SKILLS & QUALIFICATIONS

Must-Have

• 4–7 years of experience in software testing and QA engineering.
  

• Strong understanding of testing methodologies (functional, regression, integration, system).
  

• Hands-on with automation frameworks (Selenium, Cypress, Playwright, JUnit, TestNG).
  

• Strong experience in API testing tools (Postman, RestAssured) and performance testing tools (JMeter, Locust).
  

• Proficiency in scripting languages (Python, Java, or JavaScript).
  

• Knowledge of CI/CD tools (Jenkins, GitLab CI, CircleCI).
  

• Familiarity with cloud platforms (AWS, GCP, Azure).
  

Good-to-Have

• Experience testing AI/ML systems, including data validation and model accuracy.
  

• Exposure to containerized applications (Docker, Kubernetes).
  

• Knowledge of security and compliance testing (SOC2, GDPR, PCI-DSS).
  

• Background in BFSI, GRC, or large-scale enterprise systems.
  

WHY SHOULD YOU JOIN US?

1. Agentic AI Product Company
   
   Test and validate cutting-edge AI systems that redefine enterprise adoption.
   

2. A Fast-Growing Category Leader
   
   Join one of the fastest-growing AI Foundries, delivering AI platforms trusted by Fortune 500 enterprises.
   

3. Career Mobility & Growth
   
   Opportunities to grow into roles such as QA Lead, Test Automation Architect, or Reliability Engineer.
   

4. Global Exposure
   
   Work on enterprise-scale testing challenges across BFSI, Telecom, Healthcare, and Manufacturing.
   

5. Create Real Impact
   
   Ensure trust, reliability, and resilience in mission-critical AI agents deployed in production.
   

6. Culture of Excellence
   
   Our values — Agency, Taste, Ownership, Mastery, Impatience, and Customer Obsession — empower you to innovate and drive quality.
   

7. Responsible AI First
   
   Play a critical role in building trustworthy, explainable, and ethical AI systems.
   

XENONSTACK CULTURE – JOIN US & MAKE AN IMPACT!

At XenonStack, we believe in shaping the future of intelligent systems. We foster a culture of cultivation built on bold, human-centric leadership principles, where deep work, simplicity, and adoption define everything we do.

Our Cultural Values

• Agency – Be self-directed and proactive.
  

• Taste – Sweat the details and build with precision.
  

• Ownership – Take responsibility for outcomes.
  

• Mastery – Commit to continuous learning and growth.
  

• Impatience – Move fast and embrace progress.
  

• Customer Obsession – Always put the customer first.
  

Our Product Philosophy

• Obsessed with Adoption – Making AI accessible and enterprise-ready.
  

• Obsessed with Simplicity – Turning complex quality challenges into seamless, reliable processes.
  

Be a part of our mission to accelerate the world’s transition to AI + Human Intelligence — by ensuring every interaction with AI is reliable, trustworthy, and enterprise-ready.