PDF Solutions, Inc.

Senior QA Automation Engineer

PDF Solutions, Inc.$80K — $115K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in Computer Science or Engineering.
  • 6-10+ years of experience in QA Automation.
  • Proficiency in Selenium, Python, and Java for automation frameworks.
  • Experience in API and backend testing for distributed systems.
  • Hands-on experience in testing AI/ML applications for data validation and model accuracy.
  • Understanding of cloud-native architectures, including Docker and Kubernetes.
  • Experience with CI/CD pipeline automation.

Responsibilities

  • Design and maintain scalable automation frameworks for testing.
  • Implement automated testing for backend services, data pipelines, and microservices.
  • Build reusable test components for regression and performance testing.
  • Validate machine learning models against historical data.
  • Design test strategies for forecasting and analytics pipelines.
  • Test Docker container applications across multiple cloud environments.
  • Incorporate automated tests into CI/CD and DevOps workflows.

Benefits

  • Opportunities for professional growth and mentorship.
  • Participation in cutting-edge AI and machine learning projects.
  • Collaborative work environment with cross-functional teams.
  • Flexible work arrangements to promote work-life balance.
Full Job Description
Overview

The Senior QA Automation Engineer will play a critical role in ensuring the accuracy, reliability, security, and performance of our AI-enabled integration platform.

This role goes beyond traditional UI testing. You will design and implement automation frameworks for backend services, cloud-native deployments, and machine learning-driven applications. You will be deeply involved in validating data pipelines, testing ML forecasts against historical datasets, and ensuring platform readiness across multi-cloud and containerized environments.

The ideal candidate brings a strong automation-first mindset, hands-on experience with ML application testing, and the ability to work closely with engineering, data science, and DevOps teams to embed quality throughout the SDLC.

Responsibilities

Automation & Test Engineering
  • Design, develop, and maintain scalable automation frameworks using Python, Java, Selenium, and API testing tools.
  • Implement automated testing for backend services, data pipelines, and cloud-native microservices.
  • Build reusable test components for regression, integration, and performance testing.

AI / ML Application Validation
  • Validate machine learning models by evaluating prediction accuracy against historical and real-world datasets.
  • Design test strategies for forecasting, anomaly detection, and analytics pipelines used in integration platforms.

Cloud, Container & DevOps Testing
  • Test applications deployed as Docker containers across multiple cloud environments.
  • Contribute to Helm charts, deployment pipelines, and test environments.
  • Integrate automated tests into CI/CD pipelines and DevOps workflows.

Security, Reliability & Observability
  • Perform security testing using tools such as SQLMap, OWASP ZAP, and vulnerability scanners.
  • Validate system reliability, fault tolerance, and recovery scenarios.
  • Support observability testing using logs, metrics, and monitoring tools (e.g., Prometheus, Grafana).

Quality Leadership
  • Advocate for quality-driven engineering practices and shift-left testing strategies.
  • Collaborate with cross-functional teams to define test strategies aligned with product and business goals.
  • Mentor junior QA engineers and contribute to continuous improvement of QA standards.

Qualifications

Must-Have Skills & Experience
  • Bachelor's degree in Computer Science, Engineering, or related field.
  • 6-10+ years of experience in QA Automation and test engineering.
  • Strong hands-on experience with:
    • Automation frameworks: Selenium, Python, Java
    • API & backend testing
    • Test design for distributed systems
  • Experience testing AI/ML-based applications, including data validation and model accuracy testing.
  • Solid understanding of cloud-native architectures, Docker, and Kubernetes.
  • Experience integrating automation into CI/CD pipelines.
  • Strong analytical, troubleshooting, and problem-solving skills.
  • Experience working in Agile/Scrum


Nice to Have
  • Client facing experience in either sales or business development
  • Exposure to data engineering pipelines and large-scale analytics systems.
  • Experience with DevOps practices, infrastructure as code, and platform automation.
  • Knowledge of observability stacks (InfluxDB, Prometheus, Grafana).
  • Prior experience in SaaS or enterprise-scale platforms.
  • Knowledge of manufacturing or shop-floor applications like MES (SiView, Fab300, etc) and equipment automation
  • Knowledge of ERP integration strategies and EAI in general
  • Ability to travel on company business, attend client functions, and professionally represent the company
  • Certifications: Relevant certifications from public cloud solutions, ITIL, ISO 20000, COBIT.
  • Agile Methodologies: Experience working in Agile/Scrum environments.

Pay Range

CAD $80,000.00 - CAD $115,000.00 /Yr.

About PDF Solutions, Inc.

PDF Solutions, Inc. is a provider of infrastructure technologies and services for integrated circuits (IC). The Company's technologies and services focus on the IC manufacturing process life cycle. It operates in the segment of licensing and implementation of yield improvement solutions for integrated circuit manufacturers. Its solutions combine software, test chips, an electrical wafer test system, methodologies and professional services. The Company's characterization vehicle infrastructure (CVi) enables customers to electrically characterize the manufacturing process, and establish fail-rate information needed to calibrate manufacturing yield models and prioritize yield improvement activities. Its Exensio YieldAware solution incorporates all of the components of solutions, such as CVi, yield management software systems, and business intelligence dashboards. The Company's Exensio product family includes Exensio-Yield, Exensio-Control, Exensio-Test and Exensio-Char.
Learn more about PDF Solutions, Inc.
Size
407 employees
Market Cap
$1 billion
Industry
Net Income
-$40.3 million
5 Year Trend
+0.7%
Revenue
$88 million
NASDAQ

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