Software Development Engineer in Test; SDET) AI Exp

At Synechron, we believe in the power of digital to transform businesses for the better. Our global consulting firm combines creativity and innovative technology to deliver industry-leading digital solutions. Synechron’s progressive technologies and optimization strategies span end-to-end Artificial Intelligence, Consulting, Digital, Cloud & Dev Ops, Data, and Software Engineering, servicing an array of noteworthy financial services and technology firms. Through research and development initiatives in our Fin Labs we develop solutions for modernization, from Artificial Intelligence and Blockchain to Data Science models, Digital Underwriting, mobile-first applications and more.

Over the last 20+ years, our company has been honored with multiple employer awards, recognizing our commitment to our talented teams. With top clients to boast about, Synechron has a global workforce of 17000+, and has 58 offices in 22 countries within key global markets.

We are seeking a highly skilled Software Development Engineer in Test (SDET) with experience in AI/ML systems, Playwright automation, and Agentic AI applications
. The ideal candidate will build scalable test automation frameworks, validate AI-driven products, and ensure the quality, reliability, security, and performance of intelligent agents and workflows.

You will work closely with software engineers, data scientists, product managers, and Dev Ops teams to define quality strategies and deliver robust AI-powered solutions.

Additional Information*

The base salary for this position will vary based on geography and other factors. In accordance with law, the base salary for this role if filled within Menlo Park, CA is $100K - $110K & benefits (see below).

• Design, develop, and maintain scalable automated test frameworks using Playwright
  .
• Create end-to-end, functional, regression, integration, API, UI, and performance test suites.
• Test AI-powered applications, including:
• Large Language Model (LLM) integrations
• Retrieval-Augmented Generation (RAG) systems
• AI agents and multi-agent workflows
• Tool-calling and function-calling capabilities
• Prompt-based applications and conversational interfaces
• Validate AI responses for accuracy, relevance, consistency, safety, and compliance.
• Develop test strategies for agentic AI behavior, including:
• Planning and reasoning workflows
• Context and memory management
• Tool selection and invocation
• Failure recovery and fallback behavior
• Build automated validation for prompts, models, APIs, data pipelines, and agent workflows.
• Implement evaluation frameworks for LLM quality, hallucination detection, bias, toxicity, and prompt-injection resilience.
• Perform API testing using tools such as Postman, REST Assured, Python requests, or similar frameworks
  .
• Integrate automated tests into CI/CD pipelines using tools such as Jenkins, Git Hub Actions, Git Lab CI, or Azure Dev Ops
  .
• Analyze test results, identify root causes, and work with engineering teams to resolve defects.
• Conduct performance, scalability, reliability, and security testing of AI applications.
• Create test data, mock services, stubs, and simulators for AI and third-party integrations.
• Collaborate with developers and architects to establish quality standards and shift-left testing practices.
• Contribute to test planning, risk assessment, release readiness, and quality metrics.

• Bachelor’s degree in Computer Science, Engineering, or a related field.
• Experience as an SDET, QA Automation Engineer, Software Engineer in Test, or similar role
  .
• Hands‑on experience with Playwright for web automation.
• Strong knowledge of software testing principles, test automation, and QA methodologies.
• Experience testing web applications, microservices, and RESTful APIs.
• Understanding of…