41 senior react developer jobs at 20 companies in Delaware
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Lead Software Engineer - Python/React/AWS/AI
Wilmington, Delaware, United States
OnsiteFull Time
5+ YOE5+ years software engineering experience with system design, application development, SDLC, CI/CD, cloud-native systems, and applied AI-assisted development; strong Python, Java, React, and AWS skills.
Python, Java, React, AWS, AI
2mo
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Senior AI Engineer
United States or Wilmington
$126k-$197k/yr RemoteFull Time
8+ YOEDegree in Computer Science/Engineering, 8+ years backend development with Python and JavaScript, 2+ years production GenAI systems experience, React/TypeScript UI skills, Pydantic proficiency, strong stakeholder communication.
Python, JavaScript, React.js, TypeScript, HTML, Pydantic, PyTorch, Azure, Azure Kubernetes, Office 365, GitHub
4d
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Senior Software Engineer, Platform Experience
United States or Wyoming or Wisconsin or West Virginia or Washington, D.C. or Washington or Virginia or Vermont or Utah or Texas or Tennessee or South Dakota or South Carolina or Rhode Island or Pennsylvania or Oregon or Oklahoma or Ohio or North Dakota or North Carolina or New York or New Mexico or New Jersey or New Hampshire or Nevada or Nebraska or Montana or Missouri or Mississippi or Minnesota or Michigan or Massachusetts or Maryland or Maine or Louisiana or Kentucky or Kansas or Iowa or Indiana or Illinois or Idaho or Hawaii or Georgia or Florida or Delaware or Connecticut or Colorado or California or Arkansas or Arizona or Alaska or Alabama
$165k-$215k/yr RemoteFull Time
8+ YOE8+ years of software engineering experience; deep React and TypeScript expertise; MUI or comparable design system experience; accessibility, multi-tenant architecture, AI-assisted development, regulated data, and strongly typed API experience.
React, TypeScript, MUI, Material UI, Ant Design, Chakra, ARIA, Claude Code
1mo
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Senior Platform Engineer - CRM Applications
Wilmington, Delaware, United States
HybridFull Time
5+ YOEBachelor's in CS or related plus 5+ years pharma experience; 5+ years with Veeva CRM/OCE/Salesforce, Veeva Vault, Snowflake, Databricks, Apex, React, APIs, MuleSoft/SnapLogic; Veeva certifications required.
Veeva CRM, OCE CRM, Salesforce, Veeva Vault, Salesforce Marketing Cloud, Snowflake, Databricks, Apex, Visualforce, Lightning, React.js, React Native, REST/SOAP APIs, MuleSoft, SnapLogic, Power BI, Generative AI
5d
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Staff Software Engineer: Growth Engineering
United States or Hawaii or California or New York City or Seattle or Washington or Texas or Connecticut or Illinois or Massachusetts or New Hampshire or New Jersey or Oregon or Rhode Island or Vermont or Alabama or Alaska or Arizona or Arkansas or Colorado or Delaware or Florida or Georgia or Idaho or Indiana or Iowa or Kansas or Kentucky or Louisiana or Maine or Maryland or Michigan or Minnesota or Mississippi or Missouri or Montana or Nebraska or Nevada or New Mexico or North Carolina or North Dakota or Ohio or Oklahoma or Pennsylvania or South Carolina or South Dakota or Tennessee or Utah or Virginia or West Virginia or Wisconsin or Wyoming
$137k-$203k/yr RemoteFull Time
8+ YOERequires 8+ years of software development experience, 2+ years of full-stack web development, and expertise with Python, JavaScript/TypeScript, React, React Native, APIs, databases, technical leadership, and mentoring.
Python, Django, Flask, FastAPI, aiohttp, GraphQL, REST, React, React Native, TypeScript, Redux, Vite, PostgreSQL, Redis, Docker, Amazon Web Services (AWS), ECS, RDS, CloudFront, SQL, bash, SSO SAML, OIDC, JWT, AI, LLM
3w
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Sr. Software Engineer
Arizona or California or Colorado or Delaware or Florida or Georgia or Idaho or Maryland or Massachusetts or New York or North Carolina or Oregon or Pennsylvania or Texas or Utah
$170k-$200k/yr RemoteFull Time
5+ YOEBachelor’s degree, 5+ years of software development experience, Ruby on Rails, React, microservices, and independent remote collaboration; Docker, AWS, and Terraform preferred.
Ruby on Rails, Postgres, React, Docker, AWS, Terraform
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Senior Full-Stack Developer - AI
Farmers Branch or Idaho or Arkansas or Texas or Georgia or Montana or Iowa or Wisconsin or Oregon or Washington or New York or District of Columbia or Connecticut or Nebraska or Rhode Island or Tennessee or Kentucky or Ohio or West Virginia or Maryland or Massachusetts or South Carolina or Missouri or Utah or Arizona or South Dakota or Pennsylvania or New Hampshire or Vermont or Minnesota or New Mexico or Michigan or California or Maine or North Dakota or Kansas or Indiana or New Jersey or Nevada or Louisiana or Mississippi or Oklahoma or Alabama or Virginia or Scottsdale or Illinois or North Carolina or Colorado or Florida or Wyoming or Delaware
$83k-$222k/yr HybridFull Time
7+ YOERequires 7+ years software development, 5+ years scalable microservices and REST APIs, 3+ years Python and messaging systems, 2+ years technical leadership, cloud, CI/CD, Git, containers, and orchestration experience.
Java, Spring Boot, React, REST APIs, JPA, Python, FastAPI, Flask, Kafka, RabbitMQ, ActiveMQ, AWS SQS/SNS, LangGraph, LangChain, GCP, GKE, Cloud Run, Cloud Build, IAM, Jenkins, GitHub Actions, Argo, GitHub, GitLab, Docker, Kubernetes, MongoDB Atlas, Claude, OpenAI, Gemini, Vertex AI
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Senior Full Stack .NET Developer
Detroit or United States or Michigan or Ohio or Indiana or Illinois or Wisconsin or Minnesota or Iowa or Missouri or Arkansas or Louisiana or Mississippi or Alabama or Georgia or Florida or South Carolina or North Carolina or Virginia or West Virginia or Kentucky or Tennessee or Maryland or Delaware or Pennsylvania or New Jersey or New York or Connecticut or Rhode Island or Massachusetts or Vermont or New Hampshire or Maine or Texas or Oklahoma or Kansas or Nebraska or South Dakota or North Dakota or Colorado or Wyoming or Montana or Idaho or Utah or Arizona or New Mexico or Nevada or California or Oregon or Washington or Alaska or Hawaii
$150k-$175k/yr RemoteFull Time
5+ YOERequires 5+ years of software development experience, advanced C#/.NET skills, modern frontend experience, APIs, microservices, databases, Agile practices, testing, CI/CD, and independent project delivery.
C#, .NET, Angular, Vue.js, React, RESTful APIs, SQL Server, PostgreSQL, MySQL, Redis, Elasticsearch, Kafka, Snowflake, Cassandra, Scrum, Kanban, TDD, CI/CD, GitHub Copilot, ChatGPT, Claude, Cursor, Docker, AWS, Microsoft Azure, GCP, Kubernetes, Apollo
2mo
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Senior Ruby on Rails 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-$140k/yr RemoteFull Time
5+ YOE5+ years Ruby on Rails experience, proficiency with frontend frameworks (React/JS/TS), RESTful APIs, Sidekiq, strong OO design, accessibility knowledge, ability to obtain Public Trust clearance, bachelor's degree or equivalent experience.
Ruby on Rails, React, JavaScript, TypeScript, HTML5, CSS3, Sidekiq, RESTful APIs, OAuth, SSO
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Senior Software Engineer
Pennsylvania or Maryland or Washington or North Carolina or Louisiana or Kentucky or Kansas or Indiana or Illinois or Georgia or Iowa or Florida or Colorado or California or Delaware or Connecticut or Arkansas or Arizona or Alabama or Alaska or Nevada or Vermont or Tennessee or Idaho or Oklahoma or Hawaii or Mississippi or Utah or New Hampshire or New Mexico or Wyoming or North Dakota or South Dakota or Rhode Island or West Virginia or Montana or Texas or District of Columbia or Ohio or New Jersey or Oregon or South Carolina or Missouri or Virginia or Massachusetts or Nebraska or Minnesota or Michigan or Wisconsin or New York or Maine
$103k-$165k/yr RemoteFull Time
5+ YOE5+ years building scalable, highly available systems; proficiency with modern languages, web services, and cloud platforms; bachelor's in CS or related; strong agile and mentoring experience.
C#, .NET, Azure, React, Angular, NodeJS, NoSQL, HTML5, CSS, Google Cloud Platform, Amazon Web Services, Java, Python, JavaScript, ACE, IIB/ITX, Informatica, Django, Flask, RTC, Jira
2w
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Lead Engineer | Onsite - Delaware
Wilmington or Delaware
$56k-$196k/yr OnsiteFull Time, Contract
8+ YOE3+ MgmtRequires 8+ years of front-end engineering and 3+ years as a tech lead, with expert React, Node.js, TypeScript, Webpack, Module Federation, micro-frontends, UI architecture, security, and delivery leadership experience.
React, Node.js, TypeScript, Webpack, Module Federation, Figma, Redux, Context, ARIA, WCAG, OAuth, OIDC, OWASP, Playwright, Sentry, Datadog RUM
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Senior Platform Engineer - CRM Applications
Wilmington, Delaware, United States
HybridFull Time
5+ YOEBachelor's in CS/Computational Biology/Biotechnology or related plus 5+ years pharma experience; expertise with Veeva, Salesforce, Snowflake, Databricks, Apex, React, APIs, MuleSoft/SnapLogic, Power BI; required Veeva certifications.
Veeva CRM, OCE CRM, Salesforce, Veeva Vault, Salesforce Marketing Cloud, Snowflake, Databricks, Apex, Visualforce, Lightning, React.js, React Native, REST/SOAP APIs, MuleSoft, SnapLogic, Power BI, Generative AI
1mo
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Senior Software Engineer
Wilmington, Delaware, United States
HybridFull Time
Strong C#/.NET Core development skills, front-end framework and JavaScript/TypeScript proficiency, experience with Entity Framework Core, SQL Server, Azure Functions, AI-assisted tools, and test automation.
C#, .NET Core, Blazor Server, Blazor WebAssembly, GitHub Copilot, Cursor, Claude Code, Entity Framework Core, SQL Server, Azure Functions, Bootstrap, Playwright, MediatR, Fluxor, Polly, Docker, Kubernetes, Artillery, JMeter, K6, Locust, Azure AI Foundry, Azure OpenAI Service, Git, React, Angular, Vue, JavaScript, TypeScript
2mo
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Full Stack Java/Cloud Developer - Assistant Vice President
New Castle, Delaware, United States
$107k-$161k/yr HybridFull Time
5+ YOE5+ years apps development experience with Java EE, Spring, SQL, JavaScript/React; familiarity with Azure/AWS, CI/CD, Git, Maven, Oracle; Bachelor's in CS or equivalent experience.
Java EE, SQL, Spring, JavaScript, Bootstrap, ReactJS, Azure, AWS, CI/CD, Git, Oracle, Maven
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Sr Software Engineer
Pennsylvania or New Jersey or Delaware
RemoteFull Time
7+ YOE7+ years software engineering experience, hands-on Java/Spring Boot, React/TypeScript, cloud-native on Microsoft Azure, OAuth2/identity platforms, API and data-store experience; BS in CS or equivalent preferred.
Java, Spring Boot, React, TypeScript, HTML, CSS, OAuth2, ForgeRock, Ping Identity, Microsoft Azure, Kubernetes, Microsoft Azure API Management, NGINX, SQL, NoSQL, CI/CD, Git, GitHub, Stash, Adobe Experience Manager (AEM)
2mo
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Full Stack Java/Cloud Developer - Assistant Vice President
New Castle, Delaware, United States
$107k-$161k/yr HybridFull Time
5+ YOE5-8 years large-scale application development experience with Java, Spring, microservices, SQL, cloud platforms, CI/CD, Git, and Oracle; Bachelor’s in CS or equivalent experience.
Java EE, SQL, Spring, JavaScript, Bootstrap, ReactJS, Azure, AWS, CI/CD, DevOps, Oracle, Git, Maven
20h
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Remote Principal Full Stack Software Engineer
Alabama or Arizona or California or Colorado or Connecticut or Delaware or Florida or Georgia or Illinois or Indiana or Kansas or Kentucky or Louisiana or Maine or Maryland or Massachusetts or Michigan or Minnesota or Missouri or Montana or Nebraska or New Hampshire or New Jersey or New Mexico or New York or North Carolina or Ohio or Oklahoma or Pennsylvania or South Carolina or Tennessee or Texas or Utah or Vermont or Virginia or Washington or Washington, D.C. or Wisconsin or Wyoming or New York City
$200k-$230k/yr RemoteFull Time
10+ YOE10+ years solving distributed systems or web development problems; mentoring experience; willingness to work across the stack; bachelor's degree in computer science or equivalent experience.
GraphQL, Relay, Apollo, URQL, LLMs, MLOps, Docker, ECS, EKS, Redis, WebSockets, React, TypeScript, OpenSearch
1w
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Staff Backend Engineer
United States or Alabama or Alaska or Delaware or District of Columbia or Hawaii or Iowa or Louisiana or Mississippi or Nebraska or New Mexico or Rhode Island or South Dakota or West Virginia or Utah
$200k/yr RemoteFull Time
Staff-level backend expertise with strong Node, SQL, relational database, distributed systems, architecture, production operations, mentoring, and technical leadership experience.
Node, TypeScript, Elixir, Ruby, Rails, SQL, React, Redis, Elasticsearch, BigQuery, CI/CD, SRE, DevOps, AI
2mo
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Full Stack Java/Cloud Developer - Assistant Vice President
New Castle, Delaware, United States
$107k-$161k/yr HybridFull Time
5+ YOERequires 5–8 years of application development experience, Java, SQL, Spring, JavaScript, ReactJS, cloud platforms, CI/CD, DevOps, Oracle, Git, Maven, and a bachelor's degree in computer science or software engineering.
Java EE, SQL, Spring, JavaScript, Bootstrap, ReactJS, Azure, AWS, CI/CD, DevOps, Oracle, Git, Maven, REST Web Services
1mo
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Senior Platform Engineer - CRM Applications
Wilmington, Delaware, United States
HybridFull Time
5+ YOEBachelor's degree plus 5 years pharma experience; 5 years with Veeva CRM/OCE, Salesforce, Veeva Vault, Snowflake, Databricks, Apex/Visualforce/Lightning, React.js, REST/SOAP APIs, MuleSoft/SnapLogic; Veeva certifications required.
Veeva CRM, OCE CRM, Salesforce, Veeva Vault, Salesforce Marketing Cloud, Snowflake, Databricks, Apex, Visualforce, Lightning, React.js, React Native, REST/SOAP APIs, MuleSoft, SnapLogic, Power BI, Generative AI
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