845 senior full stack engineer jobs at 409 companies in Secaucus, NJ

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Senior Full-Stack Engineer
San Francisco or New York City or Portland or United States or Canada
$167k-$208k/yr HybridFull Time
Mercury
Mercury: Private fintech providing business banking and financial workflow tools to startups and small businesses.
3+ YOE3–7 years full-stack experience; knowledge of or willingness to learn Haskell, React, TypeScript, and Redux; product ownership mindset; effective communication; comfortable using AI tools to augment development.
Haskell, React, TypeScript, Redux
3mo
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Senior Full Stack Engineer
New York City or San Francisco
$150k-$180k/yr HybridFull Time
EDO
EDO: Technology providing TV advertising measurement and outcomes data to brands, agencies, networks, streamers, and studios.
5+ YOE5+ years of product-focused full-stack engineering; BS/MS in Computer Science; strong React/Typescript frontend, Ruby on Rails backend; AWS; MySQL/Snowflake databases; ability to work in a fast-paced startup.
React, Typescript, CSS, Ruby on Rails, MySQL, Snowflake, AWS
2w
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Senior Full Stack Engineer
United States or Brooklyn or California or Colorado or District of Columbia or Florida or Georgia or Illinois or Maryland or Massachusetts or New Jersey or New York or Oregon or Pennsylvania or Texas or Virginia or Washington
$170k-$240k/yr RemoteFull Time
Propel
Propel: Technology providing a free EBT and benefits-management app for low-income Americans.
5+ YOE5+ years building complex full-stack systems; Python and JavaScript fluency; system design, product engineering, communication, ownership, judgment, and comfort with ambiguity.
Vue, TypeScript, Capacitor, Python, Flask, Postgres, Redis, AWS, JavaScript
1mo
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Senior Full Stack Engineer
New York City or Waltham or East Norriton or Princeton
OnsiteFull Time
Trinity Life Sciences
Trinity Life Sciences: Trinity Life Sciences is a private life-sciences consulting firm serving pharmaceutical, biotech, and medical-device companies.
Develop and maintain full-stack applications to support life sciences commercialization and collaborate with cross-functional teams.
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Senior Full Stack Developer
Boston or Chicago or Los Angeles or New York City or Rochester or San Francisco or Washington
$107k-$193k/yr RemoteFull Time
Nixon Peabody
Nixon Peabody: Sophisticated legal solutions that spark positive impact.
8+ YOE8+ years full stack development experience, Bachelor's in CS or equivalent, deep expertise with Microsoft stack, frontend and backend frameworks, SQL Server, Azure, CI/CD, testing, and leadership/mentoring experience.
C#, ASP.NET Core/MVC, .NET Core, .NET Framework, SQL Server, Entity Framework, Dapper, REST, HTML5, CSS3, JavaScript, TypeScript, React, Angular, Vue.js, Blazor, Webpack, Vite, Visual Studio, Visual Studio Code, Git, Azure DevOps, xUnit, MSTest, Moq, WPF, WinForms, .NET MAUI, Azure App Services, Azure Functions, SQL Azure, Azure Cognitive Services, OpenAI APIs, Docker, Kubernetes
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Staff Full Stack Engineer
Santa Monica or Brooklyn or New York City or United States
$190k-$220k/yr HybridFull Time
Radix Health
Radix Health: Healthcare technology helping providers achieve fair reimbursement through integrated IDR software, data, and AI.
Senior full-stack engineer with strong backend/API skills, product instincts, AI tool fluency, and experience building data-heavy services and integrations.
APIs, Python, FastAPI, React, TypeScript, React Router, Remix, PostgreSQL, SQLAlchemy, GCP
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Senior Full Stack Engineer
New York City, New York, United States
$165k/yr HybridFull Time
Trepp
Trepp: Private financial-data and analytics provider serving structured-finance, commercial-real-estate, and banking professionals.
5+ YOEBachelor's degree in computer science or equivalent, 5+ years of full-stack programming experience, JavaScript/TypeScript, React, Node.js, RESTful APIs, automated testing, documentation, and technical leadership skills.
JavaScript, TypeScript, React, Node.js, RESTful API, Markdown, GitHub, NextJS, React Query, Tailwind, Docker, Amazon ECS, Terraform, GitHub Actions
2d
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Staff Full Stack Engineer
United States or New York City
$170k/yr RemoteFull Time
Ordergroove
Ordergroove: Private subscription-commerce software serving retailers and direct-to-consumer brands.
5+ YOERequires 5+ years of full-stack software engineering experience, including 3+ years at a senior level, with advanced JavaScript/TypeScript, React, CSS, scalable systems, and technical leadership skills.
JavaScript, TypeScript, React, CSS, Google Cloud, Kubernetes, WCAG Level AA, NodeJs, Django, Go
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Senior Full Stack Developer
New York City, New York, United States
$130k-$140k/yr HybridFull Time
Too Lost
Too Lost: Too Lost is a music technology serving independent artists and labels through distribution and publishing services.
7+ YOE7+ years professional software development, strong hands-on full stack ability, backend and frontend framework experience, relational DB and production systems knowledge, technical leadership and independent ownership.
Laravel, Vue, JS
3mo
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Full Stack Engineer, Senior
Oakland or Seattle or WA or OH or CA or Long Beach or AZ or CO or CT or FL or GA or MD or MN or NV or OR or El Dorado Hills or Lodi or Rancho Cordova or Redding or San Diego or Woodland Hills or AL or IL or VA or WI or TX or NY
$103k-$174k/yr HybridFull Time
Stellarus
Stellarus: Nonprofit California health plan providing insurance coverage to individuals, families, employers, and public-program members.
5+ YOE5+ years full stack development; BA/BS or equivalent IT experience; React/Vue/Angular; .NET/Java/Node.js/Python APIs; SQL/NoSQL; Azure preferred; Docker; IaC; CI/CD; AI tools; healthcare experience preferred.
React, Vue, Angular, JavaScript, TypeScript, .NET, Java, Node.js, Python, MS SQL Server, Oracle, NoSQL, REST, Azure, AWS, GCP, Docker, Kubernetes, Ansible, Bicep, ARM, Terraform, GitHub, GitLab, Bitbucket, Git
1w
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Full-Stack Engineer
New York City, New York, United States
$160k-$250k/yr OnsiteFull Time
Linero
Linero: AI-native software building operational infrastructure for AI labs, defense primes, and semiconductor giants.
5+ YOERequires 5+ years of engineering experience designing and shipping complex, high-scale systems, full-stack experience, autonomy in small teams, and eligibility as a U.S. person.
AI coding tools
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Senior Full Stack Developer
Charlotte or Boca Raton or Newark or Santa Monica
$130k-$150k/yr HybridFull Time
PK1Cloud
PK1Cloud: Perr&Knight is a privately held actuarial and insurance consulting firm serving property-casualty and life, accident, and health insurers.
6+ YOE6+ years full-stack experience with C#/.NET Core, Angular/TypeScript, JavaScript/CSS, RESTful APIs, MS SQL Server, public-facing SaaS experience, and hands-on use of AI coding tools.
Angular, TypeScript, C#/.NET Core, JavaScript, CSS, MS SQL Server, Claude Code, Codex, RESTful APIs
3w
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Senior Software Engineer - Full Stack
New York City, New York, United States
$160k-$200k/yr HybridFull Time
K Health
K Health: Private clinical AI delivering virtual primary care through health-system partnerships.
5+ YOE5+ years of software engineering experience; full-stack Node/TypeScript expertise, GraphQL, and customer-facing products; bachelor's or master's in computer science or related technical field.
Node, TypeScript, Kotlin, Java, GraphQL, Claude Code, Kotlin Multiplatform, FHIR, HL7, EHR
1w
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Senior Full-Stack Engineer (North Admin)
Toronto or Canada or San Francisco or New York City or Montreal or London or Paris or Berlin or Seoul
RemoteFull Time
Cohere
Cohere: Security-first enterprise AI building foundation models.
Production full-stack experience with Python and React, strong cross-stack coding ability, enterprise and startup experience, and experience deploying performant RAG or agentic applications at scale.
Python, React
2w
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SENIOR PYTHON FULL STACK DEVELOPER
New York City, New York, United States
HybridContract
Delan Associates, Inc
Delan Associates, Inc: Professional services and engineering consulting firm.
7+ YOE7+ years of Python and Angular full-stack development with Django or Flask, TypeScript, JavaScript, REST APIs, databases, AWS, Linux, CI/CD, DevOps, and production support experience.
Python, Angular, Django, Flask, TypeScript, JavaScript, HTTPS, REST, JSON, Microsoft SQL Server, PostgreSQL, MySQL, AWS, EC2, ECS, Lambda, RDS, S3, CloudWatch, Azure AD, Linux, CI/CD, DevOps
1mo
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Staff Full Stack Engineer - Partnerships Engineering
New York City or Denver or Leeds or Dublin
$144k-$237k/yr RemoteFull Time
Fanatics Betting & Gaming
Fanatics Betting & Gaming: Fanatics’ private subsidiary operates online and retail sports betting and casino wagering for U.S. sports fans.
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.
Go, TypeScript, React, Kafka, OAuth 2.0, OpenID Connect, SAML
2mo
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Senior Full-Stack Software Engineer
New York City, New York, United States
$230k-$320k/yr OnsiteFull Time
Sandstone
Sandstone: N AI-native legal relationship management software platform for in-house legal departments.
6+ YOE6+ years full-stack/product engineering experience with end-to-end product ownership, strong analytical and problem-solving skills, high attention to detail, and product-minded collaboration with customers and cross-functional teams.
3mo
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Senior Full Stack Software Engineer - AI Applications
Yonkers or California or New York or Texas
$100k-$140k/yr HybridFull Time
Consumer Reports
Consumer Reports: Independent nonprofit consumer organization providing product testing, journalism, ratings, research, and advocacy for consumers.
5+ YOE5+ years of production full-stack development with Python, JavaScript, and SQL/NoSQL; Bachelor's in CS/Engineering; experience deploying on cloud platforms and AI/ML services.
Python, JavaScript, SQL, NoSQL, FastAPI, Django, Node.js, Databricks, AWS SageMaker, React, Next.js, TailwindCSS, AWS, GCP, Azure, CI/CD, APIs, Data APIs, Model endpoints, RAG pipelines
2mo
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Director, Full-Stack Engineer
New York, New York, United States
$142k-$250k/yr HybridFull Time
BNY
BNYNYSE: BNY: A global financial services platform at the heart of the world's capital markets.
12+ YOEBachelor's in CS/Engineering or equivalent, 12+ years software development with full‑stack and architecture experience; strong Java, Spring Boot, SQL, cloud‑native, microservices, NoSQL, and experience with GenAI/ML.
Java, Spring Boot, SQL, NoSQL, GenAI, ML
2mo
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Full Stack Engineer, Foundation
United States or Oakland or San Francisco or New York City or Boston or Seattle or Irvine or Los Angeles or Monterey or Santa Barbara or Santa Rosa or Austin or Portland or Philadelphia or Chicago
$146k-$235k/yr RemoteFull Time
LaunchDarkly
LaunchDarkly: B2B feature-management software helping engineering teams safely manage code releases and AI agents in production.
5+ YOE5+ years full-stack engineering; strong TypeScript and React; experience with Go or Node; shipped AI/agent features and MCP/LLM tooling; instrumentation, funnel analysis, A/B testing, and on-call support experience.
TypeScript, React, Go, Node, MCP servers, LLM, IDE, LaunchDarkly