64 fullstack software engineer jobs at 48 companies in Union City, NJ
🚀PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yrOn-SiteFull Time
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
CLEARNYSE: YOU: Secure biometric identity platform for travel and venue access
6+ YOE6+ years fullstack experience; deep knowledge of healthcare interoperability (FHIR, HL7 v2), EHR integrations (Epic), secure API/authentication, and identity assurance standards; strong backend/frontend skills.
San Francisco or New York City or London or Sydney
$240k-$270k/yrOnsiteFull Time
Sigma Computing: Cloud-native analytics platform featuring a spreadsheet-style interface.
10+ YOE10+ years building and deploying high-quality web software; strong CS fundamentals; experience with Rust, Go, GraphQL, and TypeScript; continuous deployment and distributed systems experience preferred.
Brigit: Provides cash advances and tools to improve financial health.
4+ YOE4+ years software engineering experience; full‑stack ownership with React/React Native and TypeScript; backend experience in Java and Google Cloud; REST/API development; SQL; GraphQL, Kubernetes/Docker and AI tooling are pluses.
Manifest OS: AI-native platform powering high-performance, fixed-fee law firms.
7+ YOE7+ years shipping fullstack TypeScript (React/Next.js and Node.js); strong PostgreSQL/relational DB skills; production APIs; hands-on cloud experience (GCP preferred); daily use of AI coding tools.
Flowcode: Provides QR code platforms and mobile-first landing page solutions.
5+ YOE5–7+ years in software development; strong backend experience; proficient in modern frontend frameworks; cloud and container experience; focus on performance and code quality.
San Francisco or Boston or Austin or New York City or Tokyo or London or Bangalore
OnsiteFull Time
Postman: Platform for building, testing, and managing software APIs.
Senior fullstack engineer with strong track record launching user-facing frontend and backend features, architecture experience, driving large projects, fast startup experience, product focus, AI familiarity, and ability to work from San Francisco office 5 days/week.
Counsel: Provides AI-powered virtual medical consultations through asynchronous messaging.
2+ YOE2+ years professional experience; proficiency with React, TypeScript, Next.js, React Native, Postgres/Supabase, HTML/CSS (Tailwind), and AWS; experience building consumer-facing products and enterprise integrations.
Copilot Money: Mobile application for automated personal expense and budget management.
6+ YOE6+ years software engineering; experience with Node.js, React, TypeScript; backend API design; cloud experience; AI tooling; NYC-based; strong communication.
Mercor: Connecting expert human intelligence with frontier AI model development.
3+ YOE3+ years building production software, strong backend fundamentals, comfortable full‑stack work, experience with frontend frameworks and integrating LLM features, strong testing and debugging skills.
React, TypeScript, Cursor, Claude Code, GitHub Copilot, Codex
Dispatch: Syncing client data across financial advisor software tools.
10+ YOE10+ years engineering experience; deep Node and React proficiency; track record architecting and shipping high-scale production systems; experience setting technical direction across teams; startup experience preferred.
Pivotal Health: AI platform automating healthcare insurance claim disputes for providers.
6+ YOE2+ Mgmt6+ years software engineering experience with recent backend work, 2+ years managing engineers, experience with integrations and third-party APIs, customer-facing communication, Python familiarity, and Bachelor's in STEM preferred.
EDI, 835/837, HL7, FHIR, ICD-10, CPT, Epic, Cerner, SFTP, Python
Orion Innovation: Provides digital transformation, software engineering, and cloud services.
5+ YOEBachelor's degree or equivalent, 5+ years writing production code, experience with Django/Rails/Laravel, Python required, strong React skills, unit/integration testing, collaboration with product teams.
Assured: Automates healthcare credentialing and payer enrollment using AI.
5+ YOE5+ years building distributed systems or workflow-heavy SaaS; ownership of architecture; deep cloud and full-stack knowledge; strong communication and critical thinking.