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Software Testing Internship Jobs in California (NOW HIRING)

Software Quality Engineer

Milpitas, CA ยท On-site

$95K - $161K/yr

Own the end-to-end testing activities for key project features as an individual contributor ... Interns are eligible for some of the benefits listed. Our pay ranges are determined by role, level ...

Internship or academic projects involving embedded software development. * Knowledge of automated testing frameworks is a plus. Nice to Have * Exposure to medical devices, industrial automation ...

Sr. Software Support Engineer

Los Angeles, CA ยท Hybrid

$132K - $137K/yr

Design and develop functional testing of end-to-end flows which involves mobile apps and leverage ... Please note that "regular employees" refers to those who are not temporary staff, such as interns ...

Sr. Software Support Engineer

Northridge, CA ยท On-site

$132K - $137K/yr

Design and develop functional testing of end-to-end flows which involves mobile apps and leverage ... Please note that "regular employees" refers to those who are not temporary staff, such as interns ...

$40/hr

SPRING 2027 SOFTWARE ENGINEERING INTERNSHIP/CO-OP SpaceX seeks extraordinary students to join us ... Strong skills in debugging, performance optimization and unit testing * Strong interpersonal skills ...

Showing results 21-40

Software Testing Internship information

What is a software testing internship?

A Software Testing Internship is a temporary position where students or recent graduates gain practical experience in testing software applications for bugs, usability, and performance issues. Interns work under the guidance of experienced testers or quality assurance engineers and may be involved in manual or automated testing processes. The internship provides hands-on exposure to industry-standard testing tools, methodologies, and documentation practices, helping interns build foundational skills for a career in software quality assurance.

What types of projects and tasks can I expect to work on during a software testing internship?

As a Software Testing Intern, you will typically assist with writing and executing test cases, identifying and documenting bugs, and working closely with the development team to ensure product quality. You may also get hands-on experience with various testing tools and methodologies, such as manual testing, automated testing, and regression testing. Interns often participate in daily stand-ups and collaborate with quality assurance engineers to understand best practices, providing a valuable opportunity to learn about the software development lifecycle and gain practical skills that are highly valued in the industry.

What are the key skills and qualifications needed to thrive as a software testing intern, and why are they important?

To thrive as a Software Testing Intern, you need a foundational understanding of software development concepts, basic programming skills, and knowledge of testing methodologies, often demonstrated through coursework or relevant certifications. Familiarity with tools like Selenium, JIRA, or TestRail, as well as basic scripting languages, is typically expected. Strong attention to detail, analytical thinking, and effective communication help interns identify issues and collaborate with development teams. These skills and qualities are vital for ensuring software quality, catching defects early, and supporting team efficiency in the development lifecycle.

What is the difference between Software Testing Internship vs QA Tester?

AspectSoftware Testing InternshipQA Tester
Required CredentialsTypically pursuing or recent graduate in Computer Science or related fieldRelevant certifications (e.g., ISTQB) often preferred, with some experience
Work EnvironmentEntry-level, training-focused, often in tech companies or software firmsFull-time role in software development or quality assurance teams
Employer & Industry UsageInternships offered by tech companies, startups, and software firmsPermanent position in IT, software development, and quality assurance industries

In summary, a Software Testing Internship is an entry-level, training-focused position for students or recent graduates, while a QA Tester is a full-time professional role requiring more experience and certifications. Internships serve as a stepping stone into a QA career, which involves ongoing responsibilities in software quality assurance.

What are the most commonly searched types of Software Testing jobs in California?

The most popular types of Software Testing jobs in California are:

What cities in California are hiring for Software Testing Internship jobs?

Cities in California with the most Software Testing Internship job openings:

Infographic showing various Software Testing Internship job openings in California as of August 2026, with employment types broken down into 1% As Needed, 90% Full Time, 6% Part Time, and 3% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution.

Software Quality Engineer

KLA Corporation

Milpitas, CA โ€ข On-site

$95K - $161K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 22 days ago


Job description

Company Overview
KLA is a global leader in diversified electronics for the semiconductor manufacturing ecosystem. Virtually every electronic device in the world is produced using our technologies. No laptop, smartphone, wearable device, voice-controlled gadget, flexible screen, VR device or smart car would have made it into your hands without us. KLA invents systems and solutions for the manufacturing of wafers and reticles, integrated circuits, packaging, printed circuit boards and flat panel displays. The innovative ideas and devices that are advancing humanity all begin with inspiration, research and development. KLA focuses more than average on innovation and we invest 15% of sales back into R&D. Our expert teams of physicists, engineers, data scientists and problem-solvers work together with the world's leading technology providers to accelerate the delivery of tomorrow's electronic devices. Life here is exciting and our teams thrive on tackling really hard problems. There is never a dull moment with us.
Job Description/Preferred Qualifications
KLA is seeking a highly skilled Software Quality Engineer with 2+ years of hands-on Software Testing experience on System-level software + hardware-integrated semiconductor products!
Candidate must be a self-starter, fast learner, and capable of navigating dynamic schedules, evolving requirements, and multi-functional collaboration within a complex semiconductor manufacturing ecosystem.
Responsibilities
  • Own the end-to-end testing activities for key project features as an individual contributor.
  • Perform automation testing together with balanced mix of manual testing as needed for software and hardware-integrated products.
  • Own and drive automated test coverage for both UI and API layers across KLA products, designing robust test suites and publishing results, recommendations, and best-known methods.
  • Lead test planning, test strategy execution, and collaborate with stakeholders across engineering, algorithms, systems, hardware, marketing, applications, and manufacturing teams.
  • Use intelligent algorithms, e.g. LLM, and business logic to find the root cause of software failures. Present them in an actionable manner through Power BI, dashboards, and other reporting and graphing tools.
  • Participate in all stages of software development including deployment and troubleshooting at customer sites. Represent the Software Quality Engineering team in product lifecycle and key program meetings.
  • Travel to customer fabrication facilities to understand customer use cases, deploy software, and troubleshoot.

Required Technical Skills
  • Programming Languages: Proficiency in C++, C#, Java, Python or R.
  • Data Handling: Strong skills in SQL, NoSQL databases, and data preprocessing.
  • Algorithms and Statistics: Solid understanding of algorithms, data structures, machine learning models, and statistical methods.
  • Understand system-level requirements and translate them into good software design
  • Strong communication skills (written and verbal)

Minimum Qualifications
Master's Level Degree and 0 years related work experience; Bachelor's Level Degree and related work experience of 2 years
Base Pay Range: $95,000.00 - $161,500.00 Annually
Primary Location: USA-CA-Milpitas-KLA
KLA's total rewards package for employees may also include participation in performance incentive programs and eligibility for additional benefits including but not limited to: medical, dental, vision, life, and other voluntary benefits, 401(K) including company matching, employee stock purchase program (ESPP), student debt assistance, tuition reimbursement program, development and career growth opportunities and programs, financial planning benefits, wellness benefits including an employee assistance program (EAP), paid time off and paid company holidays, and family care and bonding leave.
Interns are eligible for some of the benefits listed. Our pay ranges are determined by role, level, and location. The range displayed reflects the pay for this position in the primary location identified in this posting. Actual pay depends on several factors, including state minimum pay wage rates, location, job-related skills, experience, and relevant education level or training. We are committed to complying with all applicable federal and state minimum wage requirements where applicable. If applicable, your recruiter can share more about the specific pay range for your preferred location during the hiring process.
KLA is proud to be an Equal Opportunity Employer. We will ensure that qualified individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us at talent.acquisition@kla.com or at +1-408-352-2808 to request accommodation.
Be aware of potentially fraudulent job postings or suspicious recruiting activity by persons that are currently posing as KLA employees. KLA never asks for any financial compensation to be considered for an interview, to become an employee, or for equipment. Further, KLA does not work with any recruiters or third parties who charge such fees either directly or on behalf of KLA. Please ensure that you have searched KLA's Careers website for legitimate job postings. KLA follows a recruiting process that involves multiple interviews in person or on video conferencing with our hiring managers. If you are concerned that a communication, an interview, an offer of employment, or that an employee is not legitimate, please send an email to talent.acquisition@kla.com to confirm the person you are communicating with is an employee. We take your privacy very seriously and confidentially handle your information.