22 software development engineer test web jobs at 17 companies in Ontario, CA
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Web Interface Software Engineer
Los Angeles, California, United States
$43-$57/hrHybridFull Time
Motorola SolutionsNYSE: MSI: Provides mission-critical communications and public safety technology.
1+ YOEBachelor's in EE/CS/CE,1+ year JavaScript/HTML/Python experience, mobile-friendly web UI development, U.S. Person required, background check and drug test contingent.
PDS Health: Provides business and administrative support services to dental practices.
3+ YOEBachelor’s degree in computer science or related field, or 8+ years of software development experience; 3+ years with content management systems and expertise in front-end web technologies, testing, SEO, and web performance.
Field AI: Develops autonomous software brains for robots in unstructured environments.
5+ YOE5+ years software engineering experience; strong TypeScript/JavaScript skills; deep Playwright experience; CI/CD pipeline management; testing for web APIs and complex simulation/hardware interactions.
Columbus or Boston or Chicago or Austin or Los Angeles or United States or Canada or United Kingdom or Australia
$125k-$165k/yrHybridFull Time
Loop Returns: Software platform automating e-commerce returns and post-purchase experiences.
2+ YOE2+ years building web applications, backend services, or APIs. Experience using AI agents in engineering workflows, testing and CI/CD, and familiarity with PHP/Laravel, Vue.js, AWS Serverless, MySQL, or DynamoDB is a plus.
6+ YOE6+ years software development experience, bachelor's in a technical field or equivalent, full‑stack web development, proficiency in JavaScript/TypeScript, HTML, CSS and backend languages, experience with frontend frameworks and testing.
Los Angeles or New York City or Bellevue or Seattle or San Francisco or Palo Alto or Santa Monica
$133k-$235k/yrOnsiteFull Time
SnapNYSE: SNAP: Develops social media applications and augmented reality technology.
2+ YOEBachelor's in CS or equivalent experience; 2+ years post-bachelor software development; full stack web development experience; proficient in JavaScript/TypeScript, front-end frameworks, backend languages, unit testing, and AI tooling.
Senior Software Engineer II, Web (Ecommerce) | Battle.net | Austin, TX / Irvine, CA / Remote
Irvine or Austin or United States
$124k-$229k/yrHybridFull Time
Blizzard EntertainmentNASDAQ: MSFT: Develops and publishes interactive video games and services.
12+ YOERequires 12+ years of software engineering experience, large-scale system ownership, TypeScript, JavaScript, React frameworks, Java or Node.js, unit testing, CI/CD, containerization, deployment, and technical leadership.
TypeScript, JavaScript, React, Next.js, Angular, Java, Node.js, CI/CD, Microsoft Xbox, PlayStation, Nintendo Switch, iOS, Android
Hyundai AutoEver AmericaKorea Exchange: 307950: Provides automotive software and IT services for mobility systems.
5+ YOEBachelor's or equivalent experience; 5+ years IT experience (4+ in web dev); strong JavaScript (ES6+), HTML5, CSS3 (Less/SASS), Vue.js; Git/Bitbucket and Grunt experience; unit testing and problem-solving skills.
Santa Ana or California or New Jersey or Texas or Florida or Shanghai or Hong Kong or Japan or Canada or Mexico or Germany or France or United States
$141k-$229k/yrHybridFull Time
Collectors: Providing authentication and grading services for high-value collectibles.
5+ YOE5+ years software engineering experience building consumer web apps; 4+ years with React and Next.js; fluent in TypeScript/JavaScript; experience with Tailwind CSS; testing, security, and Agile best practices; comfortable using AI tooling (Claude).
JavaScript, TypeScript, React, Svelte, Next.js, Tailwind CSS, Claude
San Francisco or Ottawa or Phoenix or Toronto or Los Angeles or Denver or Salt Lake City or Atlanta or Chicago or Houston or Portland or New York City or Vancouver or San Diego or Washington, D.C. or Sacramento or Jacksonville or Seattle or Mexico City or Austin or Miami or Boston or Dallas
$124k-$226k/yrHybridFull Time
Scribd: Subscription-based digital library for e-books, audiobooks, and documents.
6+ YOERequires 6+ years of frontend software engineering experience, JavaScript/TypeScript and React expertise, modern web framework experience, architecture knowledge, performance optimization, testing, and strong collaboration skills.
XeNASDAQ: EEFT: Provides international money transfers and online currency exchange services.
3+ YOE3+ years building production web applications; strong frontend with Vue.js or React; backend proficiency in C#/.NET (or Java/Kotlin/Go); SQL and AWS (SQS, DynamoDB, S3, ECS, Lambda); writing tests and using agentic coding tools.
University of Southern California: Private research university providing higher education and healthcare services.
5+ YOEBachelor's degree and 5 years of IT, software development, or engineering experience. Requires ML/AI integration, serverless cloud architecture, modern web frameworks, secure coding, testing, and strong communication skills.
React, Next.js, Angular, Django, LLM APIs, vector DB
Warsaw or San Francisco or Los Angeles or New York City or London or Singapore or Beijing or Seoul or Tokyo or Vancouver or North America or Europe or Asia or Africa or South America
RemoteFull Time
Sensor Tower: Provides digital market intelligence and mobile app analytics software.
4+ YOE4+ years software engineering experience with deep expertise in JavaScript/TypeScript/React, state management, testing (Jest/Playwright), web performance, system architecture, and mentoring others.
MediaLab: Acquires and operates a portfolio of digital media brands.
5+ YOE5+ years building production web applications; backend expertise in Ruby, Python, Node.js, or Django; React or Rails and JavaScript skills; API, database, architecture, testing, monitoring, and performance expertise.
Ruby, Python, Node.js, Django, React, Rails, JavaScript, New Relic, Datadog
Genius: A music and media platform providing lyrics, stories, and cultural context for influential music.
5+ YOE5+ years building production web applications; backend expertise in Ruby, Python, Node.js, or Django; frontend skills with React or Rails; API, database, performance, testing, and CI/CD experience.
Ruby, Python, Node.js, Django, React, Rails, JavaScript, New Relic, Datadog
Lendistry: Technology-enabled lender providing capital to small businesses.
6+ YOE6+ years front-end experience with React, expertise in architecting large-scale web apps, RESTful API integration, testing (Jest/Mocha/Cypress), performance optimization, mentorship, and strong communication.
React, TypeScript, Webpack, Jest, Mocha, Cypress, RESTful APIs, CI/CD
Javascript - Senior Developers - AI Training - Long Beach, US
Long Beach, California, United States
$50/hrRemoteContract
Prolific: Platform connecting researchers and AI developers with verified participants.
BS/MS/PhD in CS or related; professional experience building scalable web apps with JavaScript/TypeScript; ability to solve LeetCode Medium–Hard problems; deep knowledge of JS internals and modern ES6+ practices; expertise in testing and frameworks.