82 staff full stack engineer jobs at 57 companies in Suffern, NY
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Staff Full Stack Engineer - Partnerships Engineering
New York City or Denver or Leeds or Dublin
$144k-$237k/yrRemoteFull Time
Fanatics: Global digital sports platform for merchandise, collectibles, and betting.
8+ YOE8+ years software engineering experience with 2+ years in a staff-level technical leadership role. Strong full-stack background, experience building integration platforms and partner APIs, OAuth 2.0/OpenID Connect/SAML, distributed systems, multi-tenant environments, and strong communication.
april: Embedded AI-powered tax platform for financial institutions.
8+ YOE8+ years software engineering experience (including 2+ years at senior/staff/principal level); cloud-native experience (GCP or AWS); backend microservices, REST/gRPC APIs; frontend frameworks (React/Vue/Angular); strong system design and communication skills.
Santa Monica or Brooklyn or New York City or United States
$190k-$220k/yrHybridFull Time
Pivotal Health: AI platform automating healthcare insurance claim disputes for providers.
Senior full-stack engineer with strong backend/API skills, product instincts, AI tool fluency, and experience building data-heavy services and integrations.
Fireblocks: Provides secure infrastructure for moving and storing digital assets.
3+ YOE3+ years building production full-stack web applications; strong React and TypeScript; backend experience with Node.js and Express; experience with APIs, clean maintainable code, and interest in fintech/Web3.
Button: Mobile commerce platform for deep-linking and attribution.
10+ YOE10+ years building production systems, deep full-stack expertise (UI, APIs, backend, data), 5+ years leading system design, strong JavaScript/TypeScript (React, NodeJS), Go, Python, ML productionization, cloud (AWS), SLOs and incident management, mentoring experience.
Staff Full Stack Software Engineer (Backend) - Transition & Termination
New York or San Francisco
$189k-$315k/yrHybridFull Time
Rippling: Unified platform managing workforce HR, IT, and finance operations
Extensive experience shipping complex full-stack, customer-facing products; product-minded approach; strong leadership, cross-functional communication, and problem-solving skills; ability to break down large visions into shippable milestones.
Lighthouse: Technology-driven platform for U.S. immigration and visa services.
6+ YOE6+ years shipping frontend and backend product work; strong with TypeScript, React, and Python; experience with Postgres and GraphQL; able to lead end-to-end projects and solve complex systems problems.
Monk: AI-native accounts receivable automation platform for B2B companies.
6+ YOE6+ years shipping production full‑stack products, deep TypeScript fluency, experience with Next.js/Vercel/Supabase, strong product judgment, and ability to own end-to-end outcomes.
Staff Full Stack Engineer-Agentic Applications GTM
New York, New York, United States
$137k-$252k/yrOnsiteFull Time
The Trade DeskNASDAQ: TTD: Cloud-based programmatic advertising platform for data-driven media buying.
12+ YOEBS in engineering discipline and 12+ years software engineering experience; 2+ years building production LLM/agentic applications; deep Python and TypeScript/JavaScript fluency; experience with agentic frameworks, API integrations, and technical leadership.
Fora: Platform for travel advisors to book and manage trips.
5+ YOEBachelor's degree or equivalent; 5+ years frontend/backend experience; 3+ years with React/Vue/Angular and 3+ years with Python (Django/Flask); experience with LLMs, APIs, distributed systems, testing, and async/streaming infrastructure.
Staff Software Engineer, Full Stack - New Verticals
New York, New York, United States
$260k-$310k/yrHybridFull Time
Harvey: AI platform for legal research and document analysis.
8+ YOE8+ years of experience building and operating production software; full-stack, data pipelines, AI/workflow applications; strong cross-functional collaboration; based in New York with hybrid work setup.
Python, TypeScript, SQL, Cloud, ETL, APIs, Data processing, Observability, Databases
Frontend Full Stack Staff Software Engineer, AI Platform Experiences
New York City or Seattle or San Francisco or Denver or Los Angeles or San Jose
$163k-$247k/yrHybridFull Time
Gusto: Cloud-based payroll and HR software for small businesses.
8+ YOE8+ years software development experience (4+ building scalable platforms), strong front-end skills, experience with Ruby on Rails, React, GraphQL, platform/AI experience preferred, mentoring and cross-functional collaboration skills.
Caddy: Proactive AI assistant for automating workflows across work applications.
Experienced full-stack engineer; strong TypeScript experience; able to own large technical problems end-to-end, build scalable systems, ship to users, and iterate based on data and feedback.
Anthropic: Developing safe and reliable artificial intelligence systems.
8+ YOE8+ years as a full-stack software engineer; experience with AI/ML models; proven success building enterprise or government-grade products; strong cross-functional collaboration.
Maximor: AI-powered automation platform for accounting and financial operations.
8+ YOE8+ years engineering experience; deep specialization in distributed systems, ledger/transactional systems, data infrastructure, integrations, or AI/agent platforms. Strong backend skills (Python/Go/Java/Rust), full-stack aptitude, and early-stage startup experience.
Watershed: Software platform for corporate carbon accounting and climate reporting.
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.
Pendo: Software platform providing product analytics and user guidance tools.
Deep hands-on experience with LLM-powered systems, MLOps, evaluation, and cross-team AI leadership; strong product judgment and full-stack capability; excellent communication.