122 full stack engineer jobs at 74 companies in Middletown, DE

PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
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).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
1mo
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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: Provides a feature management platform for software development teams.
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
3d
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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: Strategic consulting and analytics for life sciences companies.
Develop and maintain full-stack applications to support life sciences commercialization and collaborate with cross-functional teams.
1w
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Full Stack Engineer
Broomall, Pennsylvania, United States
$100k-$120k/yr RemoteFull Time
Xactus
Xactus: Provides verification and credit reporting for mortgage lenders.
3+ YOE3+ years professional software development with C#/.NET and SQL Server; experience with ASP.NET Web Forms, Angular, TypeScript/JavaScript; exposure to .NET Core and Azure; strong communication and problem-solving; US work authorization required.
C#, .NET Framework, .NET Core, ASP.NET Web Forms, Angular, TypeScript, JavaScript, SQL Server, Azure, Azure Devops, Terraform, Terragrunt, HTML, CSS
1mo
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Full Stack Developer
United States or Philadelphia
$160k-$180k/yr RemoteFull Time
SMB Team
SMB Team: Provides digital marketing and coaching services for law firms.
6+ YOE6+ years full-stack development experience; must show portfolio; autonomous; current on AI tooling; proficiency in JavaScript/TypeScript (React, Node.js), RESTful APIs, GraphQL, cloud (AWS/GCP/Azure), serverless; experience with AI APIs and Git.
JavaScript, TypeScript, React, Node.js, RESTful APIs, GraphQL, AWS, GCP, Azure, Serverless, OpenAI, Anthropic, Git, GitHub, CI/CD, HubSpot, Asana, PandaDoc, Slack, Google Workspace
6d
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Lead Full Stack Engineer, (Senior Consultant, Engineering & Technical Services)
Baltimore or Alabama or California or Delaware or District of Columbia or Florida or Georgia or Maryland or New Jersey or New York or North Carolina or Pennsylvania or South Carolina or Tennessee or Texas or Virginia or West Virginia
$121k-$160k/yr RemoteFull Time
Fearless
Fearless: Digital services firm delivering IT solutions for government agencies.
10+ YOE10+ years software engineering experience, technical lead experience, cloud and full-stack development, CI/CD and DevSecOps familiarity, strong communication and mentoring skills, bachelor’s in CS or equivalent.
AWS, Azure, Google Cloud Platform, CI/CD
1mo
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Full-Stack Engineer
Philadelphia, Pennsylvania, United States
HybridFull Time
CapTech
CapTech: Provides technology and management consulting services to large enterprises.
6+ YOE6+ years designing and developing applications on the Microsoft Stack or Java; RESTful API design with Swagger/OpenAPI; SQL Server and NoSQL experience; front-end using JavaScript/TypeScript and modern frameworks; AI tool and agent experience; strong communication.
Microsoft Stack, Java, RESTful APIs, Swagger, OpenAPI, SQL Server, NoSQL, Azure, AWS, GCP, JavaScript, TypeScript, HTML, CSS, Angular, React, Vue, Bootstrap, Agentic AI, Claude code, CodeX, Opencode, OpenClaude, Git
1w
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Full Stack Solutions Engineer
Philadelphia, Pennsylvania, United States
OnsiteFull Time
Dechert
Dechert: Global law firm providing legal representation and advisory services
5+ YOEBachelor's in a technical discipline required; 5+ years software engineering experience; 2+ years AI-enabled solutions preferred; proficiency with full-stack development, integrations, secure development, CI/CD, Git, and Microsoft Azure.
C#, ASP.NET Core, SQL, Python, JavaScript, TypeScript, React, Angular, Vue, HTML, CSS, CI/CD, Git, Azure DevOps, Microsoft Azure, Model Context Protocol (MCP), vector search, large language model APIs, RAG
4w
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Full Stack Software Engineer
Aurora or Philadelphia
$82k-$172k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
5+ YOEBachelor's in CS or related, TS/SCI with Polygraph required, 5+ years OO experience (Python focus), 2+ years JavaScript/TypeScript, SDLC and microservices experience, API development, unit/integration testing, Agile, ability to work onsite full time.
Python, JavaScript, TypeScript, AWS, Azure, Kubernetes, React, Angular, Git, GitLab, Jira, Confluence
2mo
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Full Stack Developer
Annapolis Junction, Maryland, United States
$110k-$141k/yr OnsiteFull Time
Intelliforce
Intelliforce: Provides engineering and technical solutions for the intelligence community.
3+ YOETop Secret clearance with Full Scope Polygraph; U.S. citizenship; 3 years of relevant experience with a technical bachelor's degree; 4 years of experience can substitute for degree; Java, REST, Spring Boot, MongoDB, automated testing, UI with JavaScript/Vue.js preferred.
Java, Spring Boot, MongoDB, REST, JavaScript, Vue.js, Kafka, Linux, CI/CD
1mo
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Senior Full Stack Engineer (TypeScript, Node.js)
Malvern or United States
HybridFull Time
EPAM Systems
EPAM SystemsNYSE: EPAM: Provides global digital platform engineering and software development services.
Senior-level full‑stack expertise with TypeScript and Node.js, experience building AI/agentic systems, component-based frontends, system design, and participation in on-call production support.
TypeScript, Node.js, LangGraph, Morpheus, Stencil, Angular, OpenAI, Anthropic, Amazon Web Services
3mo
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Full Stack Engineer
Philadelphia, Pennsylvania, United States
HybridFull Time
Cozen O'Connor
Cozen O'Connor: Providing multinational legal representation and corporate advisory services.
7+ YOE7+ years .NET development; Bachelor's in Computer Science or related field; Copilot Studio agents; SharePoint Online and Microsoft Graph integration; T-SQL/SQL Server; strong communication; analytical and problem-solving; learn new technologies; hybrid work in Philadelphia.
.NET, C#, Blazor, Asp.net, SharePoint Online, Microsoft Graph, SSIS, SSRS, SQL Server, Copilot Studio, Azure OpenAI, Semantic Kernel, PowerShell, Git, Azure DevOps, CI/CD, API Development
3w
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Full Stack Engineer Manager
New York or Milwaukee or Dallas or Columbus or Kirkland or Cincinnati or Cleveland or Oklahoma City or Austin or Albany or Chicago or St. Petersburg or Hartford or Pittsburgh or St. Louis or Miami or Sacramento or Raleigh or Minneapolis or Mountain View or Scottsdale or San Francisco or Morristown or Denver or Boston or Philadelphia or Des Moines or Overland Park or Los Angeles or Charlotte or Walnut Creek or Carmel or Seattle or Houston or Arlington or Atlanta or Redmond or Bentonville or Beaverton or Nashville or Detroit or San Diego
$80k-$294k/yr HybridFull Time
Accenture
AccentureNYSE: ACN: Global provider of management consulting and technology services.
8+ YOEBachelor's degree or equivalent experience; 8+ years Python; 2+ years platform engineering; 1+ year with two of Linux admin, Docker/Kubernetes, modern JavaScript framework or DevOps; 1+ year Terraform; strong communication and problem-solving.
Python, Linux, Docker, Kubernetes, React, NodeJS, Terraform, EC2, Lambda, EKS, Fargate
1mo
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Full Stack AI Developer (5319)
Hanover, Maryland, United States
$135k-$227k/yr HybridFull Time
SMX
SMX: Providing cloud, cybersecurity, and mission-focused technology solutions to government.
5+ YOE5+ years in full-stack software development; strong React, Python/Node.js; AWS cloud-native apps; AI/ML integration; Secret clearance; CompTIA Security+.
React, Python, Node.js, AWS, Bedrock, CI/CD, DevSecOps
3w
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Full Stack Developer
Parsippany or Conshohocken or Wilkes Barre or Alpharetta
$78k-$180k/yr HybridFull Time
Berkshire Hathaway GUARD Insurance Companies
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).
C#, .NET, React, Angular, Vue, Azure, SQL, NoSQL, Git, GitHub Copilot, ChatGPT, CI/CD, DevOps, OAuth, OpenID, Scrum, Kanban
1mo
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Senior Full Stack Software Engineer
New Castle, Delaware, United States
HybridFull Time
Waters Corporation
Waters CorporationNYSE: WAT: Provider of analytical laboratory instruments and software.
5+ YOEBachelor's degree or equivalent, 5+ years building large-scale applications using C#, .NET stack and React/TypeScript; strong software engineering practices, database and multithreading knowledge, Agile experience.
C#, .NET, ASP.NET, RESTful Web API, EF Core, PostgreSQL, React, Typescript, Kubernetes, Docker, GitHub, GitHub Actions, SpecFlow, OWASP, PKI, X509 Certificates, TLS, SQL
2mo
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Full Stack Developer-Philadelphia Hybrid candidates ONLY
Philadelphia, Pennsylvania, United States
HybridFull Time
Docupace
Docupace: Provides workflow automation and document management software for financial firms.
5+ YOE5+ years in software development; full stack experience; proficient in JavaScript, AWS; strong CS fundamentals; remote-capable; translate feedback into product improvements.
Java, Python, React, Django, AWS, PostgreSQL, GraphQL, GitHub Actions, Docker
1mo
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Senior Full Stack Developer - Vice President
New Castle, Delaware, United States
$126k-$189k/yr HybridFull Time
Citi
CitiNYSE: C: Providing global banking, investment, and wealth management services.
6+ YOESenior full stack developer skilled in Java/Spring Boot and React.js with RESTful APIs, CI/CD, and cloud/containerization experience.
Java, Spring Boot, React.js, JavaScript (ES6+), HTML5, CSS3, RESTful APIs, Redux, Context API, Oracle, SQL, MongoDB, OpenShift, Kubernetes, Kafka, MQ, Git, CI/CD
1mo
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JOIN OUR TEAM - Full-Stack Developer
Washington or Baltimore or United States
$89k-$110k/yr RemoteFull Time
Powerhouse Institute
Powerhouse Institute: Provides strategic IT and management consulting services to government agencies.
7+ YOE7+ years professional experience with 5+ years full‑stack development; proficiency with HTML, CSS, JavaScript, React/Angular/Vue, Node.js/Java/Python/.NET/PHP/Ruby/C#; DBs MySQL/PostgreSQL/MongoDB/Oracle; cloud (AWS/Azure/Google Cloud), Docker, Kubernetes, CI/CD; U.S. work authorization and Public Trust clearance.
HTML, CSS, JavaScript, React, Angular, Vue, Node.js, Python, Java, Ruby, .NET, PHP, C#, MySQL, PostgreSQL, MongoDB, Oracle, RESTful APIs, AWS, Azure, Google Cloud, Docker, Kubernetes, CI/CD
2mo
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Principal Full Stack Software Engineer (Partial Telework)
Annapolis Junction, Maryland, United States
$200k-$280k/yr HybridFull Time
GliaCell Technologies
GliaCell Technologies: Software and systems engineering for the intelligence community.
20+ YOEActive TS/SCI with Poly; US Citizenship; 20+ years software engineering; BS CS or related; 4 years exp may substitute for degree; strong backend/full-stack skills with AWS stack.
Java, SpringBoot, JavaScript, JMS, MongoDB, AWS, Docker, Kubernetes, Elasticsearch, CockroachDB, REST, Node, Svelte, React, Angular, Confluence, Jira, Maven, Git
3mo
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Vice President, Full Stack Engineer
Berwyn, Pennsylvania, United States
OnsiteFull Time
BNY
BNYNYSE: BK: Global institution managing and servicing financial assets worldwide.
5+ YOE5-9 years backend software development; Bachelor’s in CS/Engineering; finance experience; Java/Python/Node.js; Oracle DB; strong problem solving.
Java, Python, Node.js, Oracle Database