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89 javascript typescript jobs at 52 companies in Lancaster, CA

3mo
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Javascript - Senior Developers - AI Training - Los Angeles USA
Los Angeles or United States
$50/hr RemoteContract, Part Time
Prolific
Prolific: Platform connecting researchers and AI developers with verified participants.
BS/MS/PhD in CS or related field, professional experience building scalable JavaScript/TypeScript web apps, ability to solve LeetCode Medium–Hard problems, deep JS knowledge (event loop, closures, async), and experience with modern frameworks and testing tools.
JavaScript (ES6+), TypeScript, React, Node.js, Vue, Angular, Jest, Cypress, Webpack, Vite, LeetCode, GraphQL, RESTful APIs
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1mo
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Front-End/UI Engineer – Egofold (Junior to Mid-Level)
Culver City, California, United States
$100k-$150k/yr HybridFull Time
Snail Games
Snail GamesNasdaq: SNAL: Develops and publishes interactive video game entertainment.
Proficiency with modern front-end frameworks (React, Vue), JavaScript/TypeScript, frontend architecture, UX principles, and experience with real-time or interactive systems.
React, Vue, JavaScript, TypeScript
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2mo
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Full Stack Engineer, Growth
Los Angeles or New York
$131k-$175k/yr OnsiteFull Time
Fanatics
Fanatics: A global digital sports platform for merchandise and collectibles.
5+ YOE5+ years of professional full stack development; JavaScript/TypeScript, React, Node.js; analytics/tracking, A/B testing, APIs; scalable systems; cross-functional collaboration.
JavaScript, TypeScript, React, Node.js
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3w
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Product Software Engineer II
New York City or Glendale
$123k-$165k/yr HybridFull Time
The Walt Disney Company
The Walt Disney CompanyNYSE: DIS: Produces media content and operates global theme parks.
3+ YOE3+ years software engineering experience, strong TypeScript/JavaScript skills, AWS and CI/CD familiarity, Bachelor's in CS or equivalent, strong communication and problem-solving.
TypeScript, JavaScript, ESM, CJS, AWS, S3, CloudFront, RDS, CloudWatch, GitHub Actions, Terraform, Playwright, Vite, Webpack, LaunchDarkly, React, MSE, EME, HLS, DASH
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3mo
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Senior Software Engineer, Front End (Burbank, CA, US, 91505)
Burbank, California, United States
$124k-$180k/yr OnsiteFull Time
Paramount
ParamountNASDAQ: PSKY: Produces and distributes media content across global entertainment platforms.
Senior front-end engineer with expertise in React, TypeScript/JavaScript, CSS, Next.js; strong collaboration with backend/data teams; experience in data-driven dashboards and UI design.
React, TypeScript, JavaScript, CSS, Next.js, CI/CD, Kubernetes
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3d
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3D Engineer
Glendale, California, United States
$130k-$160k/yr OnsiteFull Time
Moon
Moon: Building an AI-powered SaaS platform for business operations.
2+ YOE2+ years with Three.js/React Three Fiber or WebGL, strong JavaScript/TypeScript, 3D math knowledge, asset pipeline and performance optimization experience, strong delivery record.
React Three Fiber, Three.js, WebGL, JavaScript, TypeScript
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1mo
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Full-Stack Engineer (Backend Focused)
Los Angeles or Alabama or Alaska or Delaware or District of Columbia or Hawaii or Iowa or Louisiana or Mississippi or Nebraska or New Mexico or Rhode Island or South Dakota or West Virginia or United States
$140k/yr HybridFull Time
TeamSnap
TeamSnap: Software platform for managing youth sports teams and leagues.
2+ YOE2+ years software engineering experience; strong backend skills with Node and TypeScript/JavaScript, frontend experience with React, SQL/relational databases, distributed systems and API development.
Node, TypeScript, JavaScript, React, SQL, MySQL, GCP Cloud SQL
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1mo
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Software Developer
Los Angeles, California, United States
$349k-$384k/yr RemoteFull Time
Fox Corporation
Fox CorporationNasdaq: FOXA: Broadcasts news, sports, and entertainment via television and streaming.
3+ YOEBachelor's in CS/related, 3 years experience, strong skills in JavaScript, React, HTML, CSS, TypeScript, CMS/Matrix, video playback optimization, PWA, API and infrastructure development.
JavaScript, React, HTML, CSS, TypeScript, Matrix, Progressive Web Apps (PWA)
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1mo
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Mid/Senior Frontend Developer
London or San Francisco or Los Angeles or New York City or Singapore or Beijing or Seoul or Tokyo or Vancouver or North America or Europe or Africa or Asia or South America
HybridFull Time
Sensor Tower
Sensor Tower: Provides digital market intelligence and mobile app analytics software.
4+ YOE4+ years software engineering experience with deep expertise in JavaScript/TypeScript and React; experience architecting complex state management, testing with Jest/Playwright, web performance, and mentoring peers.
JavaScript, TypeScript, React, TanStack Query, React Router, Zustand, Redux, MobX, NextJS, Jest, Playwright, Highcharts, Ruby on Rails, Angular, Clickhouse, Mongo, Postgres, Sidekiq, Zoom
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3w
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Product Software Engineer II
New York City or Glendale
$123k-$165k/yr HybridFull Time
The Walt Disney Company
The Walt Disney CompanyNYSE: DIS: Produces movies, operates theme parks, and provides streaming services.
3+ YOEBachelor's or equivalent, 3+ years software engineering experience, strong TypeScript/JavaScript, web playback, AWS, CI/CD, Terraform, SSR/REST knowledge, testing and incident response experience.
TypeScript, JavaScript, ESM, CJS, AWS, S3, CloudFront, RDS, CloudWatch, SSR, REST, GitHub Actions, Terraform, Playwright, Conviva, Adobe, DCF, LaunchDarkly, Vite, Webpack, MSE, EME, HLS, DASH, React, GitHub
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3mo
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Lead Sr Staff Software Engineer - Front End Fundamentals
Bellevue or Boulder or Chicago or Denver or Irvine or Los Angeles or New York or San Francisco or San Jose or Seattle or Ventura
$166k-$305k/yr HybridFull Time
The Trade Desk
The Trade DeskNASDAQ: TTD: Cloud-based programmatic advertising platform for data-driven media buying.
13+ YOE1+ MgmtSenior frontend leadership role requiring 13+ years of software development, 1+ year of people management, strong TypeScript/JavaScript or other languages, cloud and distributed systems experience, and mentoring.
TypeScript, JavaScript, C#, Java, C, C++, Python, SQL, Scala
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1mo
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Field Software Engineer
El Segundo or Los Angeles or Washington or San Francisco or San Diego or London
$140k-$240k/yr OnsiteFull Time
CHAOS Industries
CHAOS Industries: Develops advanced radar and sensing systems for modern defense.
Strong technical foundation in CS or related field, proficiency in Python/TypeScript/JavaScript, familiarity with Git/SSH/Linux, ability to obtain or possess a U.S. security clearance; travel up to ~25%.
Coherent Distributed Networks (CDN™), Python, TypeScript, JavaScript, Git, SSH, Linux
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1w
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Full Stack Engineer
Los Angeles, California, United States
$89k-$136k/yr RemoteFull Time
Publicis Groupe
Publicis GroupeEuronext Paris: PUB: Global advertising and digital transformation agency holding.
8+ YOE8+ years full‑stack experience; expert in Node.js, JavaScript, TypeScript, React; experience with microservices, gRPC, relational databases, Redis, AWS, Docker/Kubernetes; US work authorization required.
TypeScript, gRPC, React, GoLang, Redis, Memcached, MariaDB, MySQL, Postgres, RESTful APIs, Node.js, JavaScript, StoryBook, CSS/SASS, AWS, Docker, Kubernetes, GraphQL, Flask, FastAPI, Kafka, Python, Figma
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1mo
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Senior Software Engineer, WebOTT
San Francisco or Los Angeles or New York City
$186k-$266k/yr HybridFull Time
Tubi
TubiNASDAQ: FOXA: Free ad-supported streaming service for movies and television.
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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3mo
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Research Programmer I
Los Angeles, California, United States
$46-$51/hr RemoteFull Time
University of Southern California
University of Southern California: Private research university providing higher education and healthcare services.
3+ YOEMS in CS/Statistics/Mathematics; strong TypeScript/JavaScript and Python; 5 years React; 3 years Django/Flask/FastAPI; experience with MySQL/PostgreSQL; Git/GitHub; ability to work independently.
Python, TypeScript, JavaScript, React, Django, Flask, FastAPI, MySQL, PostgreSQL, Git, GitHub, Highcharts
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6d
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Creative Product Technologist, Data & AI
Brooklyn or Raleigh or Los Angeles or New York City
$80k-$120k/yr OnsiteFull Time
Wasserman
Wasserman: Global agency representing sports, music, and entertainment talent.
4+ YOE4+ years building and shipping web apps, dashboards, and prototypes; practical OpenAI/Anthropic use; JavaScript/TypeScript framework experience; Figma, data-visualization and SQL literacy; Snowflake/Tableau familiarity.
OpenAI, Anthropic, JavaScript, TypeScript, Figma, SQL, Snowflake, Tableau, Python, R, D3, Plotly, Observable, Power BI, Looker Studio, Qualtrics, Google Analytics, Meta, Google ad platforms, Adobe Creative Suite
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3w
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Staff Software Engineer, Backend
Los Angeles or San Francisco
$200k-$240k/yr OnsiteFull Time
Cantina
Cantina: Social platform for creating and interacting with AI characters.
5+ YOE5–10 years backend engineering experience; Bachelor's degree in CS/Engineering; proficiency in Golang, Node.js, JavaScript/TypeScript, Postgres, and AWS; experience with microservices, REST APIs, and growth-focused projects.
Golang, Node.js, JavaScript, TypeScript, Postgres, AWS Lambda, DynamoDB, API Gateway, S3, Segment, Branch.io
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1mo
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Full-Stack AI Application Contractor
Van Nuys, California, United States
$50-$80/hr OnsiteContract, Part Time
WHY Brands
WHY Brands: Designs and develops consumer lifestyle and baby products.
5+ YOE5+ years full-stack development experience; strong React, TypeScript, JavaScript, Tailwind, backend/API and SQL skills; AI/LLM experience preferred; strong coding, testing, security, and communication skills.
React, TypeScript, JavaScript, Tailwind, SQL, APIs, LLM
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Sr Software Engineer II - Fullstack - Apex Events
Los Angeles, California, United States
$145k-$165k/yr HybridFull Time
AXS
AXS: Provides digital ticketing and marketing solutions for live events.
6+ YOE6+ years software development experience; strong web fundamentals (HTML,CSS,JavaScript,TypeScript); React/Next; C# and .NET Core; relational databases; distributed services; excellent communication and mentoring skills.
HTML, CSS, JavaScript, TypeScript, ReactJS, NextJS, C#, .NET Core, Microsoft SQL Server, Oracle, MySQL, PostgreSQL, AWS, NodeJS, Docker, Kubernetes, Git, Kafka, Elasticsearch, DynamoDB, CI/CD, TDD, BDD
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2mo
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Full Stack Software Engineer (Entry-Junior)
Los Angeles, California, United States
OnsiteFull Time
Revel
Revel: Modern software platform for controlling complex hardware systems.
2+ YOE2+ years professional software engineering experience, proficiency with JavaScript/TypeScript and React, basic backend/API/database knowledge, bachelor's degree in CS or equivalent experience, strong problem-solving and collaboration skills.
JavaScript, TypeScript, React
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