13 senior backend developer jobs at 9 companies in Delaware

PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
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.
Node.js, Python, Elasticsearch, Redis
23h
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Open Data Backend 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-$159k/yr RemoteFull Time
Fearless
Fearless: Digital services firm delivering IT solutions for government agencies.
7+ YOE7+ years engineering experience with Drupal 10–11, DKAN familiarity, PHP and SQL proficiency, Git/CI-CD, automated testing, Public Trust clearance eligibility, and US residency requirements.
Drupal 11, DKAN, CKAN, Socrata, DCAT, FHIR, SQL, Drush, Docker, DDEV, docker-compose, PHPUnit, Cypress, Xdebug, Git, Varnish, Akamai CDN, GraphQL, REST
1d
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Drupal Backend Engineer, (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
$96k-$133k/yr RemoteFull Time
Fearless
Fearless: Digital services firm delivering IT solutions for government agencies.
5+ YOE5+ years Drupal development with Drupal 11, ability to build custom modules/APIs, security and performance remediation, experience with DDEV/Docker, testing (Cypress, PHPUnit), Git workflows, and ability to obtain Public Trust clearance.
Drupal, DDEV, Docker, Xdebug, Cypress, PHPUnit, Git, GitHub Copilot, VS Code, PHPStorm, Jira, Confluence, Slack, Zoom, Microsoft Teams, Twig
2w
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Senior AI Engineer
United States or Wilmington
$126k-$197k/yr RemoteFull Time
Chemours
ChemoursNYSE: CC: Manufactures specialty chemicals, refrigerants, and high-performance industrial fluoropolymers.
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
2d
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Senior Software Development Engineer
Illinois or Mississippi or Montana or North Carolina or Louisiana or Maryland or Maine or Minnesota or Nebraska or Missouri or North Dakota or New York or New Jersey or New Mexico or Nevada or Ohio or South Carolina or Texas or Rhode Island or South Dakota or Vermont or Tennessee or Virginia or Washington or Utah or Wisconsin or West Virginia or Oregon or Wyoming or Oklahoma or Pennsylvania or Colorado or Alabama or Arizona or California or Connecticut or District of Columbia or Florida or Iowa or Arkansas or Idaho or Kansas or Delaware or Georgia or Indiana or Kentucky or Michigan or Massachusetts or New Hampshire
$83k-$222k/yr RemoteFull Time
CVS Health
CVS HealthNYSE: CVS: Provides retail pharmacy, health insurance, and pharmacy benefit management services.
5+ YOE5+ years backend software development with Java and Spring Boot, experience in microservices, GraphQL/REST APIs, databases, cloud-native patterns, CI/CD, code reviews, and mentoring.
Java, Spring Boot, GraphQL, RESTful APIs, NoSQL, Git, GCP, Cloud Spanner, Pub/Sub, GKE, Cloud Functions, Kafka
1w
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Senior Cloud IoT Software Engineer
Florida or Delaware
$96k-$192k/yr RemoteFull Time
Carrier
CarrierNYSE: CARR: Provides HVAC, building automation, and refrigeration solutions globally.
7+ YOEBachelor's in CS or related, 7+ years software engineering (4+ building backend/cloud systems), 3+ years Kubernetes, 2+ years Cloud IoT and IaC (Terraform/Pulumi/AWS CDK); US permanent resident required; EST hours.
Kubernetes, Terraform, Pulumi, AWS CDK, AWS IoT Core, Kafka, Cursor, Claude, Kiro, CI/CD
2mo
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Sr. Software Engineer
Philadelphia or New Jersey or Delaware or New York or Maryland or Florida or South Carolina or Texas or Virginia or Georgia
HybridFull Time
FreedomPay: A fast-growing payments and commerce technology delivering secure solutions globally.
7+ YOE7+ years in application development and testing; strong web, SPA, and backend skills; security-focused; Agile experience; strong English communication.
.NET, SQL Server, MVC, jQuery, React, Angular, Redux, TypeScript, JWT, Git, HTML, CSS, Websockets
1mo
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Full Stack Software Developer - Mid-Senior Level
Farmington or Connecticut or Massachusetts or Delaware or District of Columbia or New Jersey or New York or Nevada or North Dakota or California or Colorado or Oregon or Rhode Island or Maryland or Montana or Minnesota or Idaho or Wyoming or Washington or Alaska or Hawaii or Puerto Rico or United States
$80k-$85k/yr RemoteFull Time
ACD Direct
ACD Direct: Provides contact center and fundraising technology for non-profit organizations.
3+ YOE3+ years full stack development; strong Angular (v12+) and Lucee/CFML or similar backend experience; SQL Server, REST API integration, Git; demonstrated use of AI coding assistants.
Lucee, CFML, Angular, SQL Server, Git, GitHub, GitHub Actions, Jira, REST APIs, Claude, ChatGPT, Copilot, Cursor, Stripe, CyberSource, Paya, Microsoft 365, Blackbaud SKY API, Mailchimp APIs
1mo
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Senior Engineer - Product & Platform Engineering (Newark, Delaware, US)
Newark, Delaware, United States
OnsiteFull Time
Altimetrik
Altimetrik: Provides digital business enablement and platform engineering services for enterprises.
4+ YOE4+ years finance-domain Java backend experience with Spring Boot and microservices; B.Tech/M.Tech in CS or Software Engineering required; Docker/Kubernetes, MongoDB, Kafka, Git, JUnit experience preferred.
Java, J2EE, Spring, Spring Boot, ORM, InMemory cache/DB, MySQL, Oracle DB, REST, Microservices, JUnit, Docker, Kubernetes, MongoDB, Kafka, Git
1mo
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Software Engineer III, Data Product
United States or Delaware or Nevada or Ohio or Oregon or Hawaii or New Mexico or West Virginia or Ireland
$134k-$181k/yr RemoteFull Time
Shippo
Shippo: Provides a shipping and logistics platform and APIs to help businesses manage carrier connectivity and shipping workflows.
6+ YOE6+ years professional software engineering experience, strong Python and FastAPI backend skills, production experience with Kafka, PostgreSQL, and React, solid testing and observability practices, and experience shipping full-stack features.
Python, FastAPI, Kafka, PostgreSQL, React, Claude, Cursor, Rippling
1mo
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Staff Software Engineer - Search / AI
Rhode Island or Mississippi or Montana or North Carolina or Louisiana or Maryland or Maine or Minnesota or Nebraska or Missouri or North Dakota or New York or New Jersey or New Mexico or Nevada or Ohio or South Carolina or Texas or South Dakota or Vermont or Tennessee or Virginia or Washington or Utah or Wisconsin or West Virginia or Oregon or Wyoming or Oklahoma or Pennsylvania or Colorado or Alabama or Arizona or California or Connecticut or District of Columbia or Florida or Iowa or Arkansas or Idaho or Illinois or Kansas or Delaware or Georgia or Indiana or Kentucky or Michigan or Massachusetts or New Hampshire
$107k-$284k/yr RemoteFull Time
CVS Health
CVS HealthNYSE: CVS: Provides retail pharmacy, health insurance, and pharmacy benefit management services.
7+ YOE7+ years software engineering, 5+ years cloud-native app experience (GCP/Azure/AWS), backend programming in Java/Python/Kotlin/Go, microservices design, AI/LLM integration, search tech, CI/CD, Docker/Kubernetes, observability.
GCP, Azure, AWS, Java, Python, Kotlin, Go, Elastic, OpenSearch, Solr, Lucene, GitHub, Jenkins, CircleCI, Harness, Docker, Kubernetes, LLMs, Retrieval-Augmented Generation (RAG), CI/CD
2w
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Sr Aderant Engineer
Reston or San Diego or San Francisco or Washington or Wilmington or Phoenix or Los Angeles or Houston or Boston or Austin or Atlanta or Raleigh or Baltimore or New York or Dallas or Palo Alto or Short Hills or Minneapolis or Chicago or Seattle or Philadelphia or Miami
$113k-$179k/yr HybridFull Time
DLA Piper
DLA Piper: Global law firm providing comprehensive legal and business services.
5+ YOE5+ years supporting Aderant Expert and enterprise financial/practice management systems, strong backend development and SQL skills, experience with integrations/APIs, bachelor's in CS/IT, analytical and troubleshooting ability.
Aderant Expert, SQL, APIs
2mo
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Lead Software Engineer II – Java & Python
Wilmington, Delaware, United States
$100k-$135k/yr RemoteMultiple Commitments Available
Best Egg
Best Egg: Provides personal loans and credit cards for prime borrowers.
4+ YOE4-6 years professional software engineering; strong backend Java and Python; SQL/data modeling; AWS; DynamoDB, RDS, PostgreSQL; CI/CD; Docker; ECS/EKS; CloudWatch/Datadog; excellent communication and collaboration.
AWS, Docker, Kubernetes, ECS, EKS, CloudWatch, Datadog, DynamoDB, RDS, PostgreSQL, DocumentDB, CI/CD
3w
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Senior Engineering Manager - Developer Tooling
Rhode Island or Mississippi or Montana or North Carolina or Louisiana or Maryland or Maine or Minnesota or Nebraska or Missouri or North Dakota or New York or New Jersey or New Mexico or Nevada or Ohio or South Carolina or Texas or South Dakota or Vermont or Tennessee or Virginia or Washington or Utah or Wisconsin or West Virginia or Oregon or Wyoming or Oklahoma or Pennsylvania or Colorado or Alabama or Arizona or California or Connecticut or District of Columbia or Florida or Iowa or Arkansas or Idaho or Illinois or Kansas or Delaware or Georgia or Indiana or Kentucky or Michigan or Massachusetts or New Hampshire
$107k-$284k/yr RemoteFull Time
CVS Health
CVS HealthNYSE: CVS: Provides retail pharmacy, health insurance, and pharmacy benefit management services.
7+ YOE3+ Mgmt7+ years software engineering (4+ building/operating developer platforms), 4+ years hands-on backend (Java, Python, Go, Node.js) and cloud (AWS/GCP/Azure), 3+ years operating CI/CD platforms, 3+ years managing engineering teams; Bachelor's or equivalent.
Java, Python, Go, Node.js, AWS, GCP, Azure, GitHub Enterprise, GitHub Actions, JFrog Artifactory, Jenkins, Octopus Deploy, UrbanCode Deploy, Nexus, GitHub Copilot, Claude Code, Enterprise Managed Users (EMU)