130 test software engineer jobs at 50 companies in Gustine, CA
🚀PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yrOn-SiteFull Time
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
Ayar Labs: Develops optical interconnect technology for high-speed data movement.
0+ YOEBS in EE/CS + 1+ yrs or MS in EE/CS + 0–2 yrs; proficient in Python, instrument control protocols, Git, unit testing/CI-CD, MongoDB/PostgreSQL; familiarity with C/C++ or Java and data structures.
10+ YOE10+ years software engineering experience, expert in software test infrastructure, Hardware-in-the-Loop and simulation-driven testing; strong Python, Git, CI/CD, Linux, and Docker skills; B.S. in CS or equivalent; excellent communication.
ThalesEuronext Paris: HO: Develops electronics and digital systems for aerospace and defense.
2+ YOEIVVQ planning and execution experience with test automation (Pytest, Playwright), CI/CD (GitLab), AI/ML and LLM use for testing, cloud and virtualization familiarity, 2+ years SDET experience; Bachelor's or Master's in a related field.
Pytest, Playwright, Large Language Models (LLMs), GitLab, Amazon Web Services (AWS), Microsoft Azure, Google Cloud Platform (GCP), OpenStack, VMware, Xen, KVM, VirtualBox, Hyper-V, IIS, Active Directory, Apache, JBoss, DNS, DHCP, NFS, LDAP, CI/CD
ThalesEuronext Paris: HO: Designs and manufactures electronic systems for aerospace and defense.
2+ YOEPlan and execute IVVQ for encryption products, design ML-enhanced test automation, use LLMs for test generation, integrate CI/CD pipelines, and have 2+ years SDET experience; must be authorized to work in the U.S. (no visa sponsorship).
Pytest, Playwright, LLMs, GitLab, Amazon AWS, Microsoft Azure, GCP, Open Stack, SaaS, PaaS, VMWare, Xen, KVM, VirtualBox, Microsoft Hyper-V, IIS, Microsoft Active Directory, Apache, JBoss, DNS, DHCP, NFS, LDAP
SanminaNASDAQ: SANM: Designs and manufactures complex electronics and mechanical systems.
8+ YOEBS in engineering or computer science; 8+ years in test engineering; strong OS knowledge (Linux/Windows/Unix); scripting (Python, Bash); hardware/software interop; BMC/BIOS/SES firmware experience preferred; GPU testing a plus.
Software Development Engineer in Test (Multiple Positions)
San Jose, California, United States
$137k-$240k/yrOnsiteFull Time
TikTok: Global short-form video hosting and social media platform.
1+ YOEMaster's with 1 year or Bachelor's with 3 years in CS/engineering/IT/math/statistics/physics; experience building REST API automation with Python, mobile or large-scale client-server QA, test plans, unit/integration/load testing, and bug tracking.
TeradyneNASDAQ: TER: Designs and manufactures automated test equipment and advanced robotics systems.
3+ YOEComputer Science degree, 3+ years software engineering experience, strong C++ and Windows development, hardware-interfacing experience with FPGAs/ASICs, Visual Studio, GIT, KMDF and embedded systems knowledge.
C++, Visual Studio, Microsoft Visual Studio, STL, GIT, Windows, FPGA, ASIC, Raspberry Pi, BeagleBone, Arduino, KMDF, Electronic Medical Records (EMR)
Test Software Engineer Intern (Intelligent Creation) - 2026 Summer (BS/MS)
San Jose, California, United States
OnsiteInternship
ByteDance: Developing AI-driven content platforms and mobile applications.
Pursuing undergraduate or master degree in CS/CE, available for a 12-week 2026 internship; experience testing server/client systems; proficient in Python/Java/Go; strong QA, troubleshooting, and quality management skills.
1+ YOEBachelor's degree or equivalent and 1–2 years software development experience; experience with large-scale infrastructure, distributed systems or compute/storage/hardware; strong communication and algorithm skills.
NIONYSE: NIO: Designs and manufactures premium smart electric vehicles and technology
5+ YOE5+ years in embedded test design/automation; bachelor’s or master’s in ECE, CE, CS; Python, C/C++, Bash; Jenkins CI/CD; hardware test experience.
Senior Software Development Engineer in Test, Confidential Computing - SDET
Santa Clara, California, United States
$168k-$270k/yrOnsiteFull Time
NVIDIANASDAQ: NVDA: Designs graphics processing units and artificial intelligence hardware.
8+ YOE8+ years testing SW development cycle; BS/MS in Engineering or equivalent; strong knowledge of embedded systems, Linux, Python, C/C++, QA methodology, orchestration/automation, cluster management, cloud and AI tools for automation.
XperiNYSE: XPER: Develops entertainment and audio technology for consumer electronics and automotive.
2+ YOEBS in CS/EE or 2+ years testing experience, familiarity with Linux environments, log analysis, strong communication and problem-solving; experience with embedded devices, Jenkins and Python preferred.
SupermicroNASDAQ: SMCI: Designs and manufactures high-performance server and storage solutions.
2+ YOEBachelor's degree in CS/IT/Engineering, 2+ years building large-scale web applications, experience with GraphQL/REST APIs, Docker, K8s, Nodejs, React, testing, and debugging.
PayPalNASDAQ: PYPL: Digital platform for sending money and processing online payments.
3+ YOEMaster’s degree plus three years of experience in software development; strong Java, Spring, REST, unit testing, CI/CD, and distributed teams experience.
Spring Framework, Spring Boot, Spring MVC, Java, REST, JUnit, Mockito, Git, CI/CD, SQL, NoSQL
Cadence Design SystemsNASDAQ: CDNS: Provides software and hardware for electronic system design.
4+ YOEMaster's in CS/CE, 4+ years experience, strong C++ and multithreading, debugging large C++ systems, Verilog, Tcl, Shell/Python/Perl scripting, software testing and performance optimization.
ZoomNasdaq: ZM: Provides a cloud-based platform for video, voice, and collaboration.
4+ YOEBachelor's in CS or related field; 4+ years distributed systems design, testing, cross-functional collaboration; Go and Java; Docker and Kubernetes; shell scripting; monitoring and automation.
Go, Java, Docker, Kubernetes, Shell, Automated Testing, Monitoring and Tracing
PayPalNASDAQ: PYPL: Global digital payments platform for consumers and merchants.
4+ YOEMaster's in CS/Engineering +4 yrs (or Bachelor's +6 yrs). Experience building large-scale backend systems and APIs, React front-ends, CI/CD/DevOps, AWS/GCP, event-driven processing, monitoring, testing, and production troubleshooting.
NetAppNasdaq: NTAP: Provides intelligent data infrastructure for hybrid cloud environments.
Strong C/C++ and Python skills, Linux/UNIX experience, kernel-level/system software programming and debugging, unit test and automation experience; BS in EE/CS or equivalent required.