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Net Fullstack Senior Developer

United States, Parispanny · Job Posted May 16, 2026
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Job Description

We are currently seeking a .NET Fullstack Senior Developer - HYBRID to join our team in Parispanny, New Jersey (US-NJ), United States (US). Position Overview: Provide application maintenance, technical support, and enhancements for a portfolio of internal and customer-facing web applications. Work closely with operations, security, and product teams to support feature updates, interface migrations, disaster recovery exercises, security remediations, and CI/CD improvements.

Job Responsibility

  • Maintain and support multiple web applications and backend services (enrollment, account management, rate-quoting, customer events repository, contact-center backup)
  • Provide tier 2/3 technical support for application issues, perform incident troubleshooting and root cause analysis
  • Deliver development tasks and backlog items (bug fixes, enhancements, integration work)
  • Participate in DevOps/CI-CD activities to improve release pipelines, automation, and test coverage
  • Execute security vulnerability remediation and respond to automated scan findings
  • Support disaster recovery (DR) planning and exercises, including failover and temporary operations in alternate datacenters/cloud regions
  • Coordinate with infrastructure teams on patching, OS/DB upgrades, and certificate management

Requirements

  • 7+ years supporting enterprise web applications
  • 7+ years with .NET Core Development – full stack development focused
  • 5+ years of experience in C#, Angular and SQL Server
  • 3+ years of experience in GCP Firebase Firestore
  • 1+ years with Openshift

Nice to have

  • Experience in GCP Platform - Firebase Firestore and NoSQL
  • Strong development experience with C# and .NET Core (or later)
  • Proficient in front-end technologies: HTML, CSS, JavaScript, TypeScript, and Angular (modern versions)
  • Experience with web services: SOAP and REST APIs
  • SQL experience: Microsoft SQL Server and familiarity with SSIS packages
  • Experience with background services and Windows Server hosted apps
  • Familiar with CI/CD tooling: Azure DevOps (ADO) pipelines, Git-based source control
  • Familiarity with static analysis and security tooling: SonarQube, web vulnerability scanners (e.g., Netsparker / Invicti)
  • Knowledge of logging and artifact management (e.g., JFrog or equivalent)
  • Ability to work with cloud platforms and cloud-native patterns (either GCP or Azure experience preferred)
  • Strong troubleshooting skills: log analysis, tracing, and root cause determination
  • Understanding of authentication/token mechanisms (e.g., JWT, OAuth/OIDC, Azure AD)
  • Experience with Google Cloud Platform (App Engine, Cloud Functions, Firestore, Cloud Build, Cloud Armor)
  • Demonstrated experience in both support/operational roles and development roles
  • Prior experience with security remediation, and cross-team coordination preferred
  • Bachelor’s degree in Computer Science, Information Systems, or equivalent preferred

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