Top Web Developer Jobs in Los Angeles, CA

The role involves leading frontend development, maintaining UI components, overseeing CI/CD pipelines, mentoring engineers, and enhancing application performance in collaboration with cross-functional teams.

Build and improve responsive collector-facing web applications using React and TypeScript. Integrate GraphQL APIs, create reusable accessible components, own features from planning through production, investigate bugs, improve performance, write tests, and collaborate with product, design, and backend engineers in a fast-moving startup.

Support building and redesigning responsive, mobile-friendly websites; create wireframes and sitemaps; develop front-end UIs and assist with back-end tasks; optimize for performance, scalability, and SEO; participate in brainstorming, debugging, testing, and follow clean coding and version-control best practices under developer mentorship.

Build and ship enterprise WordPress features across frontend and backend, including custom Gutenberg blocks, React components, plugins, themes, PHP, HTML, and CSS. Own tickets from requirements through production, translate Figma designs into responsive experiences, use AI-assisted development responsibly, and collaborate asynchronously in English with distributed engineering, design, and delivery teams.

Own the technical foundation for cross-platform marketing tools used by internal teams and external partners. Build React Native mobile apps for iOS and Android, responsive web interfaces, dashboards, server-rendered pages, real-time data systems, third-party CRM and marketing integrations, AI-powered features, and device hardware integrations. Manage full-stack development across frontend, APIs, infrastructure, and observability.

Own and evolve LiveKit’s developer-facing website by building high-performance web experiences, reusable brand components, motion systems, and launch pages. Translate brand and design concepts into polished production code, maintain strong performance budgets, and collaborate closely with designers, marketers, and engineers. The role emphasizes front-end engineering, animation, interaction design, speed, and self-directed delivery.

Own the development of LiveKit’s marketing website and brand system. Build high-performance launch and product pages, reusable components, motion patterns, and tooling that translate brand designs into polished web experiences. Collaborate with designers, marketers, and design engineers while maintaining strict performance standards and Core Web Vitals. The role emphasizes front-end engineering, interaction design, animation, fast delivery, and solving complex technical problems.

Build and maintain responsive WordPress websites, landing pages, reusable templates, and digital lead-generation experiences. Use AI-assisted development tools to accelerate coding, publishing, testing, and troubleshooting while reviewing code for quality and security. Implement technical SEO, analytics, conversion tracking, integrations, performance improvements, and QA. Manage themes, plugins, staging, deployment, backups, and website security while supporting scalable publishing workflows and collaborating with marketing and business teams.

Provides hands-on technical leadership for Pantheon’s P1 zero-to-one product and company-wide engineering strategy. Owns architecture across real-time collaboration, APIs, data, publishing, integrations, and developer experience; establishes reliability, security, observability, and delivery standards; guides build-versus-buy decisions; mentors senior engineers; partners with product, design, security, infrastructure, and customers; and contributes code to validate architecture and unblock critical initiatives.

Own and maintain deepgram.com end-to-end (Next.js front/back), Sanity CMS, component library, CI/CD, and QA. Lead i18n, technical SEO, AI/LLM discoverability, experimentation infrastructure, marketing integrations (GTM, GA4, HubSpot), and security audits while directing agency work and shipping high-velocity marketing site changes.

Leads hands-on development, operation, and scaling of PlanetArt’s high-traffic LAMP ecommerce platforms and AWS infrastructure. Responsibilities include full-stack engineering, production incident response, performance optimization, cloud operations, database and distributed-systems reliability, architectural guidance, code reviews, release coordination with global teams, and technical mentorship. The role owns critical production challenges across application, database, infrastructure, networking, CDN, and deployment layers while driving engineering standards and system stability.

Develop and maintain full-stack Drupal websites and web applications using PHP, Twig, JavaScript, CSS/SCSS, and MySQL. Build custom modules and themes, integrate APIs, manage content, troubleshoot and review code, and convert wireframes into responsive webpages. Support SEO, accessibility, privacy, analytics, and performance improvements while collaborating with marketing, engineering, creatives, product managers, and project managers. The role is remote with PST core hours.

Develop, maintain, migrate, and secure client websites, primarily using WordPress. Build front-end interfaces and PHP backends, manage ecommerce platforms, implement automations and integrations, optimize SEO and analytics, and provide ongoing technical support. The role requires managing multiple client projects, communicating technical information clearly, documenting work, and collaborating with designers and other contractors.

Build full-stack features for a real-time collaborative content platform, spanning backend services, APIs, and frontend systems. Design and implement maintainable, well-tested software; contribute to architecture and technical decisions; collaborate with product and design; integrate AI into development and product workflows; participate in code reviews; and help establish engineering quality standards on an early-stage team.

Senior remote software engineer responsible for designing and building web applications and microservices using the Java stack and modern web frameworks. Client-facing role involving architecture, code reviews, Agile delivery, REST/SOAP web services, Angular/Node.js front-end work, data modeling for large databases, and ensuring quality through unit/integration/regression testing.

The Senior Web Analytics Developer will manage web data collection, ensure data quality, and provide insights for decision-making, collaborating with multiple teams to improve user experience and conversion performance.

Build and operate large-scale distributed web crawlers that discover, fetch, extract, deduplicate, and recrawl billions of pages. Develop targeted pipelines for audio, video, and multilingual data, transforming web content into training-ready datasets. Create infrastructure and tooling for researchers to request, monitor, evaluate, and explore crawled data, while ensuring reliability, efficiency, compliance, politeness, and rate-limit handling.

Build and operate accessible, high-performance member-facing web applications using a front-end-first full-stack approach. Contribute to APIs, backend services, data flows, integrations, frontend architecture, testing, observability, and performance improvements. Own projects from concept through production, collaborate with Product, Design, Data, and Clinical teams, improve developer experience, support AI-assisted coding practices, participate in technical reviews and incident follow-up, and mentor engineers.

Serve as the senior software development SME while performing full-stack Java web development and O&M activities. Guide developer teams, prioritize work, coordinate technical meetings, resolve issues, optimize processes, analyze requirements, estimate effort, review code, conduct testing, troubleshoot environments, create technical documentation, and implement software updates. The role requires extensive J2EE experience, SPA development, DevOps and CI/CD expertise, and active Public Trust/MBI clearance supporting an IRS Criminal Investigation system.

Design, build, test, and maintain scalable web applications. Create responsive UIs with Angular or React (TypeScript), implement Python/Flask backends and RESTful APIs, design relational schemas, troubleshoot production issues, perform code reviews, and mentor junior developers.

The Ruby Engineer will focus on web scraping and browser automation, fix code issues promptly, support customers, and enhance search engine integrations.

The Product Engineer II identifies requirements for web services, manages product backlogs, evaluates service usage, and communicates development plans, cooperating with stakeholders and product management.

The Senior Product Engineer will oversee the development of ArcGIS web services, ensuring reliability and scalability while balancing customer needs and product goals.

The role involves leading the development of a high-performance Web SDK for fraud detection and risk management, implementing algorithms for device fingerprinting, and ensuring security and performance optimization.

Design and implement frontend applications using JS, CSS, React, and Flutter. Collaborate on technical specs and contribute to documentation, ensuring user experience and performance.