Senior frontend jobs in United States

Senior Frontend / Web Engineer (Marketing & Growth) Job summary: Our Client is hiring a Senior Frontend / Web Engineer to help lead development of their marketing website. · Own end-to-end development of high-traffic marketing and main websites · ...

Ship clinician and operator UIs from Figma to production: fast, reliable, secure, · and instrumented to capture clinical evidence and drive adoption. · ...

We are seeking a hands-on Senior UI/UX Engineer to design and build best-in-class UI/UX applications and platforms, while modernizing legacy web technologies. · Strong hands-on experience modernizing legacy UI stacks such as JSP, Servlets, Struts, Thymeleaf · Extensive experience ...

+ Senior Frontend / Web Engineer (Marketing & Growth) · Company: Our Client · Location: Remote (US or Canada) | New York City | San Francisco · Employment Type: Full-time · ...

We are seeking a hands-on Senior UI/UX Engineer to design and build best-in-class UI/UX applications and platforms, while modernizing legacy web technologies.This position is ideal for someone who enjoys designing great user experiences, writing high-quality frontend code, and tr ...

We're looking for an experienced Senior Frontend or Full-Stack Engineer to review, secure, and finalise a production SaaS platform. · Audit the application layer · Fix security issues · ...

We are seeking a senior frontend/full-stack engineer to perform an extensive audit of our existing production web application.The ideal candidate should have a strong background in debugging, testing, and optimizing web apps to enhance performance and user experience. · ...

We are seeking an experienced Application Developer to join our dynamic team to design develop and deploy cutting-edge AI-powered applications utilizing IBM WatsonX platform. · ...

We're building a modern AI-powered video platform focused on short-form UGC-style content. · This is a speed-focused implementation of auto-generated captions for an existing video pipeline. · ...

We are building a board-grade financial reporting product that turns accounting data into a structured interactive PDF board snapshot. We have a v1 Financial Snapshot live with working data pipelines and transformations. · This role is designed as a handoff takeover path for a se ...

+I'm building a deliberately minimal text-first AI product. · This is not a chatbot with personality or a feature-heavy AI demo. · It is a calm interaction environment driven by an internal state machine. · +Text-only interface (mobile-first web or mobile) · Simple authentication ...

Finvari is a fast-growing SaaS startup transforming the way construction companies handle payments. Our mission is to eliminate manual, repetitive payment tasks, empowering construction leaders to focus on building the infrastructure of tomorrow. From field employees to the C-Sui ...

We are building a lean text-based productivity app focused on ideas shopping lists templates and lightweight planning. · This app will use Supabase Auth DB RLS WordPress marketing only Hostinger initially Vercel later client-first architectures minimal backend logic disciplined r ...

We're a fast-growing AI-native startup revolutionizing IT infrastructure by making tech stacks lean, efficient and optimized. As we scale, we're looking for an experienced Senior Frontend Engineer to own and elevate the frontend experience of our platform, · Owning frontend archi ...

We are seeking an experienced Senior Frontend Engineer to support the development of modern AI-enabled digital education platforms. · This is a remote role with a strong focus on frontend development (approximately 80 percent) and supporting backend services (approximately 20 per ...

Dice is the leading career destination for tech experts at every stage of their careers. Our client, Purple Drive Technologies LLC, is seeking a Senior Frontend Developer. · ...

Workstate is looking for a Senior Frontend Developer to join our talented team In this vital role, you will be responsible for creating dynamic user interfaces and ensuring a seamless user experience across our web applications. If you are passionate about modern frontend technol ...

+Job summary · New York-based consumer-facing technology company hiring Senior Frontend Engineer for core web platform rewrite. · +ResponsibilitiesOwn high-impact frontend initiatives end-to-end across core user journeys · Lead technical design and implementation for large fronte ...

We are building a modern AI platform that unifies multiple leading LLMs into a single user interface. · ...

UI Developer (Full Stack – 70% UI(React) / 30% Backend Python) · 4+ years of experience in UI / frontend development · Strong experience with React, Vue, and JavaScript · Familiar with AI-assisted development and modern AI coding tools · ...