Software Development Engineer in Test (SDET) with AI Exp.

Synechron; San Francisco (CA); On-site; USD 100,000 - 110,000; Full time

Benefits offered by this job

Work abroad

Paid leave

Insurance

Hybrid work policy

Education benefits

Job summary

Synechron is seeking a software development engineer in test (SDET) to build scalable automation around AI/ML systems, Playwright automation, and agentic AI workflows in San Francisco. You will design end-to-end test suites for AI-powered products, validate LLM integrations, and drive quality across RESTful APIs, microservices, and CI/CD pipelines with Jenkins, GitHub Actions, and Azure DevOps.

Collaborate with data scientists, engineers, and product managers to establish quality standards,

Qualifications

• 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 CI/CD, version control, and Agile development practices.
• Experience with AI/ML application testing, LLM evaluation, or AI quality assurance.
• Knowledge of agentic AI concepts, including AI agents, orchestration, tools, workflows, and autonomous task execution.
• Ability to investigate complex failures and communicate technical issues effectively.

Responsibilities

• 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 LLM integrations, Retrieval-Augmented Generation (RAG) systems, and AI agents.
• Develop test strategies for agentic AI behavior, including planning, memory management, tool selection, and fallback behavior.
• Build automated validation for prompts, models, APIs, data pipelines, and agent workflows.

Skills

QA Automation

Automation testing

CI/CD understanding

Agile methods

Education

Bachelor’s degree in CS/Engineering

Tools

Playwright

Postman

REST Assured

Jenkins

GitHub Actions

GitLab CI

Azure DevOps

Job description

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 & DevOps, Data, and Software Engineering, servicing an array of noteworthy financial services and technology firms. Through research and development initiatives in our FinLabs 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 DevOps 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).

The Role

Responsibilities:

• 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, GitHub Actions, GitLab CI, or Azure DevOps.
• 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.

Requirements:

• 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 CI/CD, version control, and Agile development practices.
• Experience with AI/ML application testing, LLM evaluation, or AI quality assurance.
• Knowledge of agentic AI concepts, including AI agents, orchestration, tools, workflows, and autonomous task execution.
• Ability to investigate complex failures and communicate technical issues effectively.

Preferred skills:

• Experience with TypeScript, PyTest, Jest, or Cucumber.
• Experience testing LLMs from providers such as OpenAI, Azure OpenAI, Anthropic, or Google.
• Familiarity with AI frameworks such as:
• LangChain
• LangGraph
• Semantic Kernel
• AutoGen
• CrewAI
• Experience with RAG pipelines, vector databases, embeddings, and semantic search.
• Knowledge of AI testing and evaluation tools such as DeepEval, Ragas, Promptfoo, LangSmith, or Arize Phoenix.
• Experience with cloud platforms such as AWS, Azure, or Google Cloud.
• Familiarity with Docker, Kubernetes, SQL, NoSQL, and observability tools.
• Knowledge of security testing concepts, including prompt injection, data leakage, jailbreaks, and model abuse.
• Experience with performance testing tools such as JMeter, k6, or Locust.

We offer:

• A multinational organization with 58 offices in 22 countries and the possibility to work abroad.
• 10 days of paid annual leave plus an additional 10 days of personal leave (floating days and sick days).
• A comprehensive insurance plan including medical, dental, vision, life insurance, and long‑term disability.
• Flexible hybrid policy.
• RRSP with employer’s contribution up to 4%.
• A higher education certification policy.
• On-demand Udemy for Business for all Synechron employees with free access to more than 5000 curated courses.
• Coaching opportunities with experienced colleagues from our Financial Innovation Labs (FinLabs) and Center of Excellences (CoE) groups.
• Cutting edge projects at the world’s leading tier‑one banks, financial institutions and insurance firms.
• A truly diverse, fun‑loving and global work culture.

S YNECHRON’S DIVERSITY & INCLUSION STATEMENT

Diversity & Inclusion are fundamental to our culture, and Synechron is proud to be an equal opportunity workplace and is an affirmative action employer. Our Diversity, Equity, and Inclusion (DEI) initiative ‘Same Difference’ is committed to fostering an inclusive culture – promoting equality, diversity and an environment that is respectful to all. We strongly believe that a diverse workforce helps build stronger, successful businesses as a global company. We encourage applicants from across diverse backgrounds, race, ethnicities, religion, age, marital status, gender, sexual orientations, or disabilities to apply. We empower our global workforce by offering flexible workplace arrangements, mentoring, internal mobility, learning and development programs, and more.

All employment decisions at Synechron are based on business needs, job requirements and individual qualifications, without regard to the applicant’s gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law.