52 staff frontend engineer jobs at 40 companies in Berkeley Heights, NJ

1w
Save
Mark Applied
Hide
Staff Frontend Engineer
New York, New York, United States
OnsiteFull Time
Bags.fm
Bags.fm: Solana token-launch and trading platform helping creators, artists, entrepreneurs, and agents fund projects through trading royalties.
Staff-level frontend engineer with deep production React experience, strong frontend architecture and performance expertise, and experience with React, Next.js, and TypeScript at scale.
React, Next.js, TypeScript
2mo
Save
Mark Applied
Hide
Staff Frontend Software Engineer
Mountain View or New York City or United Kingdom or Chile or New Zealand or Australia or Brazil
$207k-$300k/yr HybridFull Time
Tapestry
Tapestry: Google X AI platform helping developers, operators, utilities, and businesses plan and operate electric grids.
10+ YOE10+ years frontend/fullstack experience; mastery of TypeScript and modern frameworks; experience with LLMs/agentic systems, real-time geospatial/time-series visualization, and technical leadership.
TypeScript, React, Angular, Kotlin, Java, Python, Go, WebGL, Canvas, Large Language Models (LLMs)
4d
Save
Mark Applied
Hide
Staff Frontend Engineer, Market Data
Reno or New York City or South Lake Tahoe or San Francisco
HybridFull Time
Ridgeline
Ridgeline: Private investment management software serving asset and wealth managers through an AI-native cloud platform.
10+ YOE10+ years of front-end development experience, strong React, JavaScript, and TypeScript expertise, UI modernization and migration experience, testing framework knowledge, mentoring experience, and API integration skills.
React, JavaScript, TypeScript, Playwright, Cypress, Jest, AWS, Java, Kotlin
3w
Save
Mark Applied
Hide
Staff Front End Software Engineer, Tapestry
Mountain View or San Francisco or New York City
$207k-$300k/yr HybridFull Time
X
X: Google's moonshot R&D division invents and launches breakthrough technologies to solve difficult global problems.
10+ YOE10+ years in frontend or full-stack engineering; mastery of TypeScript and React or Angular; experience with enterprise AI applications, LLMs, agentic frameworks, predictive ML, and complex large-scale platforms.
TypeScript, React, Angular, WebGL, Canvas, Kotlin, Java, Python, Go, Large Language Models (LLMs), GIS (Geographic Information Systems)
2mo
Save
Mark Applied
Hide
Member of Technical Staff, Frontend
New York City, New York, United States
$175k-$350k/yr OnsiteFull Time
Quadrillion Labs
Quadrillion Labs: Private AI software building Qualia, an agentic research platform for computational researchers.
Strong modern TypeScript + React skills, working knowledge of Python, strong full-stack/systems engineering experience, ability to move quickly in zero-to-one environments.
TypeScript, React, Python
2mo
Save
Mark Applied
Hide
Member of Technical Staff (Frontend)
New York City or United States
HybridFull Time
Footprint
Footprint: Private AI software helping banks and fintechs automate identity verification, fraud detection, and financial-crime investigations.
Deep React and TypeScript experience, product-minded frontend engineering with attention to UI quality, ownership of CI/CD and performance, SDK development experience, and ability to collaborate with design and customers.
React, TypeScript, Next.js, Tailwind, Vercel, pnpm, Rust
1w
Save
Mark Applied
Hide
Staff Engineer - Frontend
New York City or Toronto
$171k-$198k/yr HybridFull Time
Munich Re Life US
Munich Re Life USXETRA: MUV2: Global provider of reinsurance, primary insurance, and risk solutions.
8+ YOERequires 8+ years of software engineering experience, expert TypeScript, JavaScript, and React proficiency, and experience with scalable web applications, CI/CD, observability, performance, and reliability.
TypeScript, React, Next.js, JavaScript, Node.js, GraphQL, REST APIs, Azure, AWS, Docker, K8s, PostgreSQL, Redis, Datadog, Grafana, OpenTelemetry, Playwright, Cypress, Jest, Vitest, React Flow, D3, CI/CD, CORS, API gateways, reverse proxies, Backend-for-Frontend (BFF), design systems, component libraries, feature flagging, Microsoft
3mo
Save
Mark Applied
Hide
Staff software engineer, front end
New York City, New York, United States
$216k-$282k/yr OnsiteFull Time
Watershed
Watershed: Private enterprise sustainability software platform helping companies measure, report, and reduce environmental impacts.
6+ YOE6+ years in software engineering; frontend specialist with UI/UX for complex apps; mentor and lead frontend quality; full-stack capable; willing to work onsite 4 days per week.
1w
Save
Mark Applied
Hide
Senior/Staff Software Engineer, Front End
California or New York City or San Francisco or Pittsburgh
$218k-$250k/yr HybridFull Time
Abridge
Abridge: Healthcare AI technology that turns patient-clinician conversations into clinical documentation and intelligence for health systems.
7+ YOE7+ years building web applications, including 5+ years with React; TypeScript experience, autonomy, teamwork, cross-domain curiosity, and deep expertise using AI tools in engineering workflows.
React, TypeScript, Electron, AI tools, Microsoft HSA
3w
Save
Mark Applied
Hide
Staff Software Engineer - Frontend Platform
New York City, New York, United States
$210k-$280k/yr HybridFull Time
Harmonic
Harmonic: AI research lab building a formally verified mathematical reasoning engine for mathematicians, researchers, and students.
7+ YOE7+ years building frontend applications at scale; deep React and TypeScript expertise; modern build tooling experience; production performance optimization and frontend architecture experience.
React, TypeScript
2mo
Save
Mark Applied
Hide
Staff Software Engineer - Frontend
San Francisco or New York City or London or Sydney
$240k-$270k/yr OnsiteFull Time
Sigma Computing
Sigma Computing: Private cloud analytics platform helping business and technical teams analyze live warehouse data and build AI applications.
10+ YOE10+ years software engineering experience, strong computer science fundamentals, frontend expertise with React/GraphQL/TypeScript/Node.js, experience with large-scale data web apps, strong design and communication skills.
React, GraphQL, TypeScript, Node.js, SQL, Python
2mo
Save
Mark Applied
Hide
Staff Software Engineer, Frontend
New York, New York, United States
$231k-$340k/yr HybridFull Time
Harvey
Harvey: Developing AI solutions for legal and professional services.
7+ YOE7+ years post-degree full-stack product engineering experience. Proficiency with React, TypeScript, TailwindCSS, Python, Postgres; strong CS fundamentals and track record building SaaS and full-stack features for web, desktop, mobile, and document integrations.
React, TypeScript, TailwindCSS, Python, Postgres, Google Docs, Microsoft Word
13h
Save
Mark Applied
Hide
Senior Staff Software Engineer, Drive, Frontend
Boulder or New York City
$262k-$364k/yr OnsiteFull Time
Google
GoogleNASDAQ: GOOG, GOOGL: Global technology specializing in internet-related services and products.
8+ YOE5+ MgmtBachelor's degree or equivalent practical experience, 8 years in software development, 7 years with frontend, full-stack, or API development, and 5 years in design, architecture, and software testing or launches.
JavaScript, TypeScript, Java, Kotlin, Python, C++, GenAI
2mo
Save
Mark Applied
Hide
Staff Software Engineer, Frontend
New York, New York, United States
$212k-$292k/yr HybridFull Time
Ro
Ro: Private direct-to-patient telehealth serving U.S. patients with online care, diagnostics, labs, and pharmacy services.
Proven experience building accessible, high-performance web applications with React and TypeScript; experience with UI architecture, client-side performance, testing, observability, and on-call responsibilities.
React, TypeScript, Turborepo, TanStack Query, React Aria, Playwright, Storybook
2w
Save
Mark Applied
Hide
Software Engineer, Front End
Menlo Park or New York City
$184k-$257k/yr OnsiteFull Time
Meta
MetaNASDAQ: META: Builds technologies that help people connect, find communities, and grow businesses.
8+ YOEBachelor's degree or equivalent practical experience; 8+ years in front-end software engineering with JavaScript, HTML, and CSS; experience leading complex initiatives, scalable UI systems, data-driven decisions, and technical communication.
JavaScript, HTML, CSS, React, LLM, AST
1w
Save
Mark Applied
Hide
Staff Software Engineer - Front End
New York City, New York, United States
$203k-$274k/yr OnsiteFull Time
Intuit
IntuitNASDAQ: INTU: A global financial technology platform powering prosperity.
7+ YOEBachelor's or master's in computer science or equivalent experience, 7+ years developing web, software, or mobile applications, and expertise in front-end development, AI integration, architecture, testing, and scalable applications.
JavaScript, TypeScript, React, HTML, CSS, REST, SOAP, Test Driven Development (TDD), AutoML
1mo
Save
Mark Applied
Hide
Staff Engineer - Fullstack
Berlin or Chemnitz or Dresden or New York City or London or Sydney or Tokyo or Prague or Minneapolis or Saint Paul
HybridFull Time
Staffbase
Staffbase: AI-native employee experience software platform helping enterprises communicate with frontline, deskless, and office employees.
Proven staff-level engineering leadership with extensive Go backend and React frontend experience, architecture and design knowledge, mentoring ability, CI/CD and automation focus, and strong communication skills.
React.js, Javascript, Typescript, Tailwind CSS, Kotlin, Go, Java, MongoDB, Terraform, Docker, Playwright
2w
Save
Mark Applied
Hide
Member of Technical Staff (Design Systems)
San Francisco or Seattle or New York City
$220k-$405k/yr HybridFull Time
Perplexity AI
Perplexity AI: Private American software offering an AI-powered conversational search engine with real-time web answers and citations.
4+ YOE4+ years building production frontend applications. Requires strong React, TypeScript, and CSS skills; accessibility knowledge including WCAG, ARIA patterns, and assistive technology; and close designer collaboration.
React, TypeScript, CSS, Figma, WCAG, ARIA
3mo
Save
Mark Applied
Hide
Senior Staff Engineer
Austin or New York City
$208k-$350k/yr HybridFull Time
Braze
BrazeNASDAQ: BRZE: Customer engagement platform for cross-channel marketing and analytics.
10+ YOE10+ years of software engineering with technical leadership across multiple teams; strong Ruby on Rails and frontend skills (TypeScript, React); proven ability to design infrastructure and mentor engineers.
Ruby on Rails, TypeScript, React, MongoDB, Event-driven architectures, Distributed systems, API Design
3w
Save
Mark Applied
Hide
Staff Software Engineer
New York City, New York, United States
$240k-$400k/yr RemoteFull Time
Nectar Social
Nectar Social: Private B2B SaaS providing AI-powered social community management, listening, influencer tracking, and revenue analytics for brands.
Deep engineering experience building scalable backend/frontend systems, data pipelines, and mentoring engineers; strong system design, product empathy, and familiarity with AI-assisted workflows.
TypeScript, React, Shadcn, Zustand, AWS, Pulumi, Postgres, ClickHouse, Turbopuffer, Cursor, Claude Code, Graphite, Granola