Top Web Developer Jobs in Seattle, WA

Lead design and delivery of browser privacy and identity platform features (tracking prevention, FedCM, digital credentials). Drive standards, contribute to Chromium, collaborate with vendors and standards bodies, and provide technical leadership and mentorship across complex, cross-cutting projects focused on correctness, performance, and web compatibility.

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.

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.

Designs and maintains enterprise disaster recovery architectures across cloud, application, network, and database environments. Leads DR readiness, site validation, replication, failover and failback planning, testing, runbook development, RTO/RPO validation, risk assessments, and executive reporting. Collaborates with cloud, cybersecurity, engineering, and database teams to ensure resilient architectures comply with federal and DoD requirements, including RMF controls and IL5 security standards.

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.

Drive quality assurance for web features from technical handoff through production release. Responsibilities include test planning, test case creation, functional and exploratory testing, regression, UI/UX, cross-browser, responsive, API, and end-to-end testing. Support releases through build validation and monitoring, document and review tests, collaborate with product and engineering teams, improve QA metrics, and optionally contribute to test automation.

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.

Design, build and configure Java-based web applications and web services. Develop and maintain SOAP and REST APIs using Spring, J2EE, CXF/Axis2; perform backend Oracle CRUD, analysis, cleanup, and testing.

Develop large scale production websites using ASP.NET MVC, Web APIs, C#, and front-end technologies like HTML5 and JavaScript.

As a full stack web developer, you will develop customer-facing experiences, optimize web experiences, manage UX patterns, and mentor contributors.

Develop and optimize customer facing web experiences, manage UX patterns, develop WebAPIs, mentor contributors, requiring 5+ years of web development experience.

Design, develop, and maintain scalable full-stack enterprise web applications, including frontends, backend services, APIs, databases, and integrations. Collaborate with stakeholders, product owners, QA, DevOps, and engineering teams to translate requirements into technical solutions. Own features throughout the software lifecycle, participate in architecture and code reviews, modernize legacy systems, troubleshoot production issues, and improve reliability, performance, and engineering practices.

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.

Design, develop, test, and maintain full-stack web and middleware/API solutions in an agile team. Diagnose and resolve production issues, apply CI/CD and DevOps practices, produce SDLC artifacts, mentor peers, and collaborate with stakeholders on scalable cloud-native architectures and integrations.

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.

Design, develop, and maintain front-end and back-end features for Node/Angular web applications on cloud platforms. Contribute to architecture, production management, DevOps, troubleshooting, and cloud infrastructure deployment and support.

The Web Developer is responsible for designing, developing, debugging, and modifying software applications, providing solutions, and supporting documentation.

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.