2h ago

Mid-Tier Application and Database Developer

Philadelphia, PA

$115,000+ / year

full-timesenior Hybriddefense and government services

Tech Stack

Description

You will design, develop, and maintain middle-tier services and backend components using C# and .NET technologies, with a focus on building robust APIs and optimizing relational databases. You will collaborate with cross-functional teams to ensure system performance, maintainability, and data integrity.

Requirements

  • BA/BS in technical discipline
  • 10+ years experience in middle-tier and database development
  • Strong proficiency in C# and .NET (.NET Core/.NET 6+) and ASP.NET Web API
  • Strong SQL skills with Oracle, SQL Server, or PostgreSQL
  • Must be a US citizen with DoD Secret clearance or ability to obtain T3 investigation

Responsibilities

  • Design, develop, and maintain middle-tier services and backend components using C# and .NET
  • Build robust APIs and business logic layers for web and enterprise applications
  • Design, optimize, and maintain relational databases (Oracle preferred)
  • Write and optimize stored procedures, views, and complex queries
  • Participate in code reviews and enforce best practices
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