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18 web applications developer jobs at 13 companies in Lancaster, CA

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Software Engineer, Employee Experience & Productivity
Culver City, California, United States
OnsiteFull Time
Apple
AppleNASDAQ: AAPL: Designing and manufacturing consumer electronics, software, and digital services.
Experience architecting and developing large-scale web applications, working full stack, owning applications end-to-end, and collaborating with cross-functional teams.
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2mo
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Senior Software Engineer, Riot Client - Publishing Platform
Los Angeles or Mercer Island
$162k-$227k/yr OnsiteFull Time
Riot Games
Riot Games: Developer and publisher of video games and esports.
6+ YOERequires 6+ years of related industry experience, a bachelor's degree in computer science or comparable experience, expert C++ application development, web development, complex codebase, and cross-functional collaboration experience.
C++, Electron
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Senior Software Engineer, WebOTT
San Francisco or Los Angeles or New York City
$186k-$266k/yr HybridFull Time
Tubi
Tubi: Fox-owned free, ad-supported streaming service offering movies, shows, creator stories, and original programming.
5+ YOE5+ years building high-performance web applications with React, Redux, JavaScript/TypeScript, HTML5/CSS and Web APIs; experience leading initiatives and mentoring engineers; CI/CD and infrastructure familiarity.
React, Redux, Node.js, GitHub Actions, Terraform, CDN, JavaScript, Web APIs, HTML5, CSS, TypeScript
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2mo
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Software Engineer
Columbus or Boston or Chicago or Austin or Los Angeles or United States or Canada or United Kingdom or Australia
$125k-$165k/yr HybridFull Time
Loop
Loop: E-commerce operations platform helping brands manage returns, exchanges, tracking, and order editing.
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.
Claude Code, Cursor, PHP, Laravel, Vue.js, MySQL, DynamoDB, Kubernetes, AWS, Serverless, CI/CD, lambdas
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Senior Software Engineer, Frontend
Calabasas, California, United States
$120k-$145k/yr OnsiteFull Time
AmaWaterways
AmaWaterways: Luxury river cruise line serving travelers with immersive, family-run journeys across Europe, Asia, Africa and South America.
5+ YOE5+ years building web applications with React and Next.js, strong TypeScript, frontend performance, accessibility, REST/GraphQL integration, Builder.io experience, and ability to mentor junior developers. Bachelor's degree or equivalent experience.
React, Next.js, TypeScript, JavaScript, HTML5, CSS3, Tailwind CSS, CSS Modules, styled components, Emotion, Builder.io, REST, GraphQL, Jest, React Testing Library, Cypress, Playwright, Git, GitHub, Vercel, Netlify, AWS, Azure, Lighthouse, Chrome DevTools, Web Vitals, Microsoft Office
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Senior Software Engineer
Columbus or Boston or Chicago or Austin or Los Angeles or United States or Canada or United Kingdom or Australia
$155k-$195k/yr HybridFull Time
Loop
Loop: E-commerce operations platform helping brands manage returns, exchanges, tracking, and order editing.
5+ YOE5+ years building web applications, backend services, and APIs; strong PHP/Laravel preferred; AI-first tooling experience; ownership of production systems; mentoring and leading technical initiatives.
Claude Code, Cursor, PHP, Laravel, Vue.js, MySQL, DynamoDB, Kubernetes, AWS, Serverless
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Backend Engineer
Los Angeles or Beverly Hills or New York City
$175k-$190k/yr HybridFull Time
Genius
Genius: US digital music-media platform where artists, contributors, and fans annotate lyrics and explore music knowledge.
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
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Fullstack Software Engineer Intern (Global E-Commerce) - 2027 Summer
San Jose or Los Angeles or Singapore or New York City or London or Dublin or Paris or Berlin or Dubai or Jakarta or Seoul or Tokyo
OnsiteInternship
TikTok
TikTok: Short-form mobile video and social media platform.
Pursuing a bachelor's or master's degree in computer science or related discipline; familiar with fullstack development, programming languages, data structures, algorithms, networks, databases, and web applications.
Java, Golang, Python, Scala, C++, JavaScript, TypeScript, APIs
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Senior Full Stack Engineer
Beverly Hills, California, United States
$175k-$190k/yr HybridFull Time
Genius
Genius: US digital music-media platform where artists, contributors, and fans annotate lyrics and explore music knowledge.
5+ YOE5+ years building production web applications; backend experience with Ruby/Python/Node.js/Django; frontend with React or Rails; API and database design; CI/CD and monitoring experience.
Ruby, Python, Node.js, Django, React, Rails, JavaScript, CI/CD, New Relic, Datadog
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Senior Full Stack Engineer
Los Angeles or New York City or Beverly Hills
$175k-$190k/yr HybridFull Time
Genius
Genius: US digital music-media platform where artists, contributors, and fans annotate lyrics and explore music knowledge.
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
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2mo
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Staff Software Engineer, Platform Services - Game Tech Group, Anti-Cheat
Los Angeles, California, United States
$193k-$269k/yr OnsiteFull Time
Riot Games
Riot Games: Developer and publisher of video games and esports.
Staff-level backend platform experience with distributed systems, APIs, internal tools, web applications, production operations, architectural decision-making, communication, and collaboration.
AWS, Docker, Kubernetes, Golang, React, Node.js, TypeScript, LLMs, CI/CD
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Senior Full Stack Software Development
Grand Rapids or Los Angeles or Washington or Troy or New York City or Houston or Chicago or Owings Mills or Baltimore or Columbia or Richmond or Memphis or Raleigh or Boston or San Jose or San Francisco or Austin or Kalamazoo or Spokane or Denver or Fort Worth or Atlanta or Orlando or Dallas or Wilmington or Phoenix or San Antonio or Milwaukee or Madison or McLean or Melville or Woodbridge or Stamford or Miami or Philadelphia or Charlotte or Greenville or West Palm Beach or Costa Mesa or St. Louis or Fort Lauderdale or Seattle or Rosemont or Pittsburgh or Tulsa or Cincinnati or Cleveland or Columbus or Akron or Cherry Hill or Tampa or Minneapolis or Anchorage or Salt Lake City or Norfolk or Jacksonville or Boulder or Nashville or Oak Brook or Las Vegas or Indianapolis or San Diego or Potomac or Omaha
$110k-$120k/yr OnsiteFull Time
BDO USA
BDO USA: Professional services firm providing assurance, tax, and advisory services.
6+ YOERequires 6+ years developing full-stack web applications, 3+ years as a technical lead on large IT projects, and experience with at least two listed development areas. High school diploma required; bachelor's preferred.
AngularJS, React, .NET MVC, C#, Java, NodeJS, HTML, CSS, SASS, SQL Server, Oracle, MySQL, Azure Cosmos DB, MongoDB, Azure, AWS, ADF, SSIS, SSAS, SSRS, Power BI, Xamarin, Swift, Objective-C, GitHub Actions, Azure Pipelines, GitLab Runners, Microsoft Visual Studio, Microsoft Azure DevOps, GitHub, Microsoft Dynamics 365, Microsoft SQL Server, Azure SQL DB, Microsoft SQL Reporting Services, Azure Logic Apps, TypeScript, Angular, Microsoft Entity Framework, HTTP Debug Tools, Kentico CMS
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Collaboration Technology and Workflow Engineer
San Francisco or New York or Santa Monica or Los Angeles or Palo Alto or Chicago or Washington, D.C. or Boston or Colorado or Seattle or San Diego or Reston
$115k-$160k/yr HybridFull Time
Cooley
Cooley: Private law firm advising technology, life sciences and high-growth companies on deals, litigation, intellectual property and regulation.
4+ YOERequires 4+ years of applicable experience, SharePoint Online and Power Platform expertise, modern web development with SPFx, React, and TypeScript, REST APIs, and automation experience. Bachelor's degree and Microsoft 365 certifications preferred.
Microsoft Exchange Online, Microsoft SharePoint Online, Microsoft Power Platform, Microsoft Power Automate, Microsoft Power Apps, Microsoft Dataverse, Microsoft 365, Microsoft Power BI, SPFx, React, TypeScript, Git, CI/CD, REST API, JSON, XML, Azure Services, Logic Apps, Azure Functions, Azure API Management, Python, JavaScript, CSS, KQL, Microsoft Graph API, iManage, Microsoft Office
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2mo
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QA Engineer (Software)
Los Angeles, California, United States
$40/hr OnsiteFull Time
Vast
Vast: Private GPU cloud marketplace connecting AI researchers, startups, and enterprises with affordable compute.
3+ YOE3+ years testing web applications, experience with test automation, writing test plans/cases, strong test methodology knowledge, attention to detail; API testing experience (Postman/Newman) and Linux proficiency are nice to have.
Postman, Newman, Linux
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2mo
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Senior Staff Software Engineer (Remote)
United States or Los Angeles
$241k-$283k/yr RemoteFull Time
Rula
Rula: Behavioral health platform connecting U.S. patients with licensed therapists and psychiatric providers.
10+ YOE10+ years building full-stack, database-backed web applications and microservices; proven technical leadership; distributed systems expertise; mentoring and architecture review experience.
NodeJs, Typescript, Kafka, Amazon Web Services (AWS), FHIR, HL7
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1mo
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Sr. Full-Stack Engineer
United States or Los Angeles or New York City
$160k-$180k/yr RemoteFull Time
Infera
Infera: AI-native medical-device compliance software helping medtech teams automate quality and regulatory documentation.
6+ YOE6+ years building production web applications across frontend and backend, strong React/TypeScript and Python, experience designing schemas/APIs, DevOps/Cloud experience preferred, familiarity with AI tooling.
React, TypeScript, Python, AWS, GCP
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Application Support Engineer (Full-time) (University)
Santa Clarita, California, United States
$27-$30/hr OnsiteFull Time
The Master's University & Seminary
The Master's University & Seminary: Private nonprofit Christian university and seminary training undergraduate, graduate, online, and pastoral-ministry students in biblical studies.
1+ YOEBachelor's degree in computer science or related field or equivalent experience; 1+ year in software support or development; experience with web APIs, C#, SQL, Microsoft Azure, Active Directory, databases, and Git.
Web APIs, C#, SQL, Microsoft Azure, Active Directory, Git
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Product Owner, Exp Senior Associate, BDOADVANTAGE
Miami or Los Angeles or Troy or New York or Houston or Chicago or Grand Rapids or Owings Mills or Columbia or Raleigh or Boston or San Jose or San Francisco or Austin or Spokane or Denver or Fort Worth or Atlanta or Orlando or Dallas or Phoenix or San Antonio or Milwaukee or McLean or Melville or Woodbridge or Stamford or Philadelphia or Charlotte or West Palm Beach or Costa Mesa or St. Louis or Fort Lauderdale or Seattle or Pittsburgh or Cincinnati or Cleveland or Columbus or Akron or Cherry Hill or Tampa or Minneapolis or Salt Lake City or Jacksonville or Boulder or Nashville or Las Vegas or San Diego or Potomac
$101k-$135k/yr OnsiteFull Time
BDO USA
BDO USA: Professional services firm providing assurance, tax, and advisory services.
4+ YOEBachelor's degree required; 4+ years product management or development experience; experience with web applications, Azure DevOps, and Microsoft suite; strong stakeholder, analytical, and communication skills.
Azure DevOps, Microsoft
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