Staff Full Stack Software Engineer (React/Next.js)

THIS IS A W2 CONTRACT OPPORTUNITYCANDIDATES MUST BE LOCAL TO EITHER Mountain View, CA or Austin, TX (Hybrid - 3 days onsite per week) AT TIME OF APPLICATION**DUE TO CLIENT REQUIREMENTS, ONLY USC ARE ELIGIBLE FOR THIS ROLE****C2C OR W2 REFERRALS ARE NOT ACCEPTED-NO SOLICITING**RATE: $96-100HR MAX BASED ON EXPERIENCEAbout the RoleWe're seeking a Staff Full Stack Software Engineer to help shape the technical direction of a large-scale customer-facing web platform serving millions of users worldwide. This role is a senior individual contributor position focused on solving complex technical challenges, driving architectural decisions, and influencing engineering strategy across multiple teams.You will partner closely with Product, Design, Security, Platform Engineering, and other technical stakeholders to deliver scalable, secure, reliable, and high-performing digital experiences. This opportunity is ideal for an engineer who enjoys hands-on development while providing technical leadership and mentorship across the organization.What You'll DoLead the architecture, design, and implementation of complex web applications and platform capabilitiesDrive technical strategy and architectural alignment across multiple engineering teamsBuild modern web applications using React, Next.js, JavaScript, and TypeScriptDesign and develop scalable APIs that power customer-facing products and servicesTranslate business objectives into technical roadmaps and scalable solutionsImprove platform reliability, performance, scalability, observability, and developer productivityImplement monitoring, alerting, and operational best practicesIdentify and resolve software design, performance, security, and quality issuesDevelop automated tests to ensure code quality and reliabilityCollaborate with cross-functional teams in a fast-paced environmentMentor and coach engineers through technical guidance, design reviews, and architecture discussionsDrive engineering excellence through best practices, documentation, and knowledge sharingRequired QualificationsBachelor's degree in Computer Science or related field, or equivalent experience8+ years of software development experienceStrong experience building and supporting large-scale customer-facing web applicationsExpertise with React, Next.js, JavaScript, and TypeScriptExperience designing and developing APIs and distributed systemsStrong understanding of software architecture, system design, testing strategies, and application scalabilityExperience owning production applications and operational excellence initiativesProven ability to influence technical direction across teamsExcellent communication, collaboration, and mentoring skillsPreferred QualificationsMaster's degree in Computer Science or related fieldExperience with customer identity, authentication, authorization, or account management platformsExperience with OAuth, OpenID Connect, SSO, or CIAM solutionsExperience modernizing large-scale applications and reducing technical debtStrong background in observability, reliability engineering, and platform performance optimizationDemonstrated success leading cross-functional technical initiativesKey TechnologiesFrontendReactNext.jsJavaScriptTypeScriptBackendREST APIsMicroservicesDistributed SystemsCloud & OperationsCI/CDMonitoring & ObservabilityReliability EngineeringCloud Platforms (AWS, Azure, or GCP)This is an excellent opportunity for a senior technical leader who enjoys building highly scalable web applications, influencing architecture at scale, and mentoring engineering teams while remaining hands-on with modern web technologies.