29 backend full stack software engineer jobs at 21 companies in New Jersey
🚀PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yrOn-SiteFull Time
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
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).
Delan Associates: Provides engineering and professional services to government agencies.
Strong Java (8/11/17+) and Spring Boot experience, microservices and REST API development, Angular frontend exposure, SQL/NoSQL knowledge, Kafka familiarity, CI/CD experience; candidates must be based in NY or NJ and eligible on H4 visa.
Parsippany or Conshohocken or Wilkes Barre or Alpharetta
$78k-$180k/yrHybridFull Time
Berkshire Hathaway GUARD Insurance CompaniesNYSE: BRK.B: Provider of commercial property and casualty insurance products.
Degree in computer science or equivalent experience; backend development (C#/.NET or similar); frontend frameworks (React/Angular/Vue); cloud (Azure); databases (SQL/NoSQL); Git, CI/CD, and experience with AI-assisted development tools (e.g., GitHub Copilot).
Fortegra: Provides specialty insurance products and warranty service solutions.
7+ YOE7+ years software engineering, expert React, backend framework experience (Node.js, Python, .NET Core), secure public-facing app and cloud architecture experience, hands-on use of AI coding tools and agentic workflows.
React, Node.js, NestJS, Express, Python, FastAPI, Django, Microsoft .NET Core, AWS, Microsoft Azure, GCP, Claude Code, GitHub Copilot, Cursor, Replit, Lovable
Jacksonville or California or Colorado or Illinois or Minnesota or New Jersey or New York or Oregon or Washington or United States
$85k-$117k/yrRemoteFull Time
Syms Strategic Group: Provides IT and professional services to federal government agencies.
8+ YOE8+ years building backend services and RESTful APIs with Java and/or NodeJS, Angular front-end experience, AWS cloud and DevOps skills, strong communication, U.S. citizenship and ability to obtain Public Trust.
Java, NodeJS, Angular, C#, .Net, AWS, API Gateway, Lambda, S3, CloudWatch, Git, GitHub, JUnit, Jest, JIRA, Docker, ECS, EKS, TypeScript, JavaScript, XML, JSON, Electronic Data Interchange X.12 (EDI), Microsoft Teams
Kansas City or Dallas or Alabama or Arkansas or Arizona or California or Colorado or Connecticut or Florida or Georgia or Idaho or Iowa or Kentucky or Louisiana or Massachusetts or Maryland or Michigan or Minnesota or Mississippi or Montana or Nebraska or Nevada or New Jersey or New York or North Carolina or Ohio or Pennsylvania or Puerto Rico or Rhode Island or South Carolina or Tennessee or Texas or Utah or Virginia or Washington or Wisconsin or West Virginia
$130k-$150k/yrHybridFull Time
Michael Baker International: Engineering and consulting services for global infrastructure projects.
3+ YOEBachelor's or equivalent, 3+ years full‑stack web experience with modern frontend frameworks, TypeScript/JavaScript, backend in Node.js or Python, cloud platform experience, RESTful APIs, microservices, SQL, automated testing, and agile development.
Full Stack Developer - React | JavaScript | TypeScript | Node.js | REST APIs - Dallas, NJ , Atlanta
Dallas or New Jersey or Atlanta
OnsiteFull Time
CognizantNASDAQ: CTSH: Provides IT consulting and technology services to global enterprises.
3+ YOE3+ years full stack experience with JavaScript/TypeScript and React; backend experience with Node.js, Python, Java or .NET; REST API integration, Git, CI/CD, and dashboard/visualization experience.
California or San Francisco or Oakland or Berkeley or Santa Ana or New Jersey or Texas or Florida or Japan or Shanghai or Hong Kong or Canada or Mexico or Germany or France
$141k-$229k/yrHybridFull Time
Collectors: Providing authentication and grading services for high-value collectibles.
5+ YOE5+ years engineering experience with strong backend focus, 3+ years Java and Spring Boot, frontend experience with Javascript/Typescript/React/NextJS, database and containerization experience, API design, and familiarity with Agile and AI tooling.
UnitedHealth GroupNYSE: UNH: Provides health insurance and technology-enabled health care services.
8+ YOE5+ Mgmt8+ years building backend systems in Java/Python, 5+ years leading teams, experience with Kafka, relational/NoSQL databases, cloud (AWS/Azure/GCP), Docker/Kubernetes, CI/CD, and 1+ year delivering AI-enabled solutions; HS diploma or higher required.
Trading, Investment & Optimization - QuantAI Full Stack Manager (Hybrid)
Seattle or Chicago or Los Angeles or Atlanta or Houston or Arlington or San Francisco or Morristown or Boston or Dallas or San Diego or New York City
$87k-$253k/yrHybridFull Time
AccentureNYSE: ACN: Global provider of management consulting and technology services.
5+ YOE5+ years building and shipping full-stack apps; 2+ years hands-on depth across frontend, backend, APIs; bachelor's in CS/engineering or related field.
Ramsey Theory Group: Technology holding firm developing enterprise software, AI, and cybersecurity platforms.
5+ YOE5+ years of professional software engineering; strong frontend with Next.js/React; backend with Django; full-stack feature delivery; familiarity with Celery/Redis; Docker; Kubernetes; GitLab CI/CD; focus on scalability and maintainability.
New York City or Arizona or California or Colorado or Connecticut or Florida or Georgia or Maine or Maryland or Massachusetts or Michigan or Minnesota or New Jersey or New York or North Carolina or Oregon or Rhode Island or South Carolina or Tennessee or Texas or Virginia or Utah or Wisconsin
$165k-$185k/yrRemoteFull Time
Electric: Provides automated IT management and security services for businesses.
8+ YOE8+ years backend experience with modern Python stack, leadership experience, proficiency in Postgres/SQLAlchemy, AWS, Terraform, FastAPI, React/TypeScript, observability, and familiarity with AI-assisted development.
Livingston or New York City or San Francisco or Sunnyvale or Bellevue
$182k-$242k/yrOnsiteFull Time
CoreWeaveNASDAQ: CRWV: Specialized cloud infrastructure provider for high-performance AI workloads.
4+ YOE4+ years full‑stack experience with Python backend and React/TypeScript frontend; experience with FastAPI, Kubernetes, distributed systems, observability, and MySQL; security- and performance-minded.
Livingston or New York or Sunnyvale or San Francisco or Bellevue
$182k-$242k/yrOnsiteFull Time
CoreWeaveNASDAQ: CRWV: Cloud platform providing GPU-accelerated infrastructure for AI workloads.
3+ YOE3+ years professional programming; full‑stack development with React/TypeScript and backend services in Node.js or Go; experience with GenAI/LLM frameworks (LangChain, ChatGPT API, Glean API); cloud, Kubernetes, and CI/CD familiarity.
EY-Parthenon - Strategy and Execution - Growth Platforms - Software Engineer - Sr Assoc/Consultant (New York, NY, US, 10001-8604)
New York or Atlanta or Boston or Chicago or Dallas or Denver or Detroit or Houston or Los Angeles or McLean or Hoboken or Philadelphia or San Francisco or Seattle
$130k-$185k/yrHybridFull Time
EY: Global firm providing audit, tax, and professional consulting services.
1.5+ YOEBachelor's degree plus ~2 years related experience (or graduate degree plus ~18 months). Experience with backend/full‑stack development (Python, Java, Scala, TypeScript), cloud (AWS/GCP), containerization, IaC, LLM integration, and productionizing AI tooling; strong communication and client‑facing skills.
Python, Java, Scala, TypeScript, AWS, GCP, Microsoft Copilot