SDET QA Engineer III jobs in United States
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Infomatics Corp · 4 hours ago

SDET QA Engineer III

positionMountain View, CA
timeContract
remoteOnsite
senioritySenior Level
date5+ years exp

Infomatics Corp is seeking a SDET QA Engineer III to design, implement, and scale automation and performance testing solutions for Samsung Knox cloud services. The ideal candidate will collaborate closely with product, architecture, and development teams to ensure quality is integrated throughout the system's design and release processes.

ConsultingInformation TechnologySoftware
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Growth Opportunities
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H1B Sponsor Likelynote

Responsibilities

Design, build and maintain scalable automation frameworks for Backend APIs (REST/gRPC) and Web UIs (Frontend)
Develop performance and load test scripts using JavaScript/TypeScript (k6 or similar tools)
Build and manage robust test pipelines using Jenkins and GitHub Actions, ensuring seamless integration of automated suites
Deep dive into system logs using ELK (Kibana) and Datadog to validate generated events, identify bottlenecks
Collaborate closely with PMs and Development team to understand design/architecture, translating requirements into robust E2E test cases
Perform defect triage, root cause analysis, and validation, including backend data verification using SQL
Take ownership of release-level quality and ensure test coverage for monthly or milestone-based deliveries
Leverage AI tools to write efficient, modern code and stay ahead of automation trends to refine the DQI lab’s toolset

Qualification

API automationPerformance testingJavaScript/TypeScriptREST AssuredSeleniumJenkinsSQLGrafanaRoot cause analysisData StructuresOOPCollaboration

Required

5+ years of professional experience as an SDET or Automation Engineer, specifically focusing on Cloud APIs and Frontend automation
Strong programming fundamentals (Data Structures, OOP)
Ability to write performance test scripts using JavaScript or TypeScript (e.g., K6 or similar tools)
Strong knowledge of Grafana for visualizing metrics and identifying system bottlenecks
Hands-on experience with Playwright and Selenium for modern web automation
Expertise in REST Assured and JUnit for comprehensive Cloud API testing
Proven experience using ELK (Elasticsearch, Logstash, Kibana), Datadog, and Grafana for log analysis and performance monitoring
Strong working knowledge of Jenkins, GitHub Actions, and SQL for data validation
Bachelors or Masters in Computers or equivalent

Company

Infomatics Corp

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With a distinguished client list that includes Fortune 500 companies, we work hard to keep Infomatics at the forefront in the ever-changing IT landscape, retooling our workforce and hiring the brightest minds from across the globe.
dateFounded in 2005
location
Dulles, Virginia, USA
people-size51-200 employees
web-link
https://www.infomaticscorp.com

H1B Sponsorship

Infomatics Corp has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (49)
2024 (39)
2023 (111)
2022 (216)
2021 (180)
2020 (144)

Funding

Current Stage
Growth Stage
Company data provided by crunchbase