Mid-Tier Application and Database Developer

4 months ago

Philadelphia, PA, USASenior

Responsibilities

Design, develop, maintain, and optimize middle-tier services and backend components using C# and .NET technologies.
Build APIs and business logic layers for web and enterprise applications.
Design, develop, and maintain relational databases, with Oracle preferred.
Write and optimize stored procedures, views, functions, complex queries, indexes, and database performance strategies.
Collaborate with frontend developers, architects, and DevOps teams to deliver integrated solutions.
Participate in code reviews and apply clean architecture, SOLID principles, and maintainable coding practices.
Troubleshoot production issues involving application logic and data layers.
Contribute to architectural decisions and technical design discussions.
Document technical designs and implementation details.

BA/BS in a technical discipline is required.
10 years of middle-tier and database development experience is required.
Strong proficiency in C#, .NET, .NET Core/.NET 6+, and ASP.NET Web API is required.
Experience building RESTful APIs and middle-tier services is required.
Experience with SOLID principles, object-oriented design patterns, ORM frameworks, SQL, relational databases, complex queries, and stored procedures is required.
Experience with Entity Framework or Dapper, Oracle, SQL Server, PostgreSQL, TFVC, and Git is required or preferred as specified.
Must be a United States citizen with a DoD Secret clearance or the ability to obtain a favorably adjudicated T3 investigation.
Preferred qualifications include microservices, CI/CD pipelines, DevOps practices, Azure, Redis, in-memory caching, performance profiling and monitoring, Docker, Kubernetes, and automated testing frameworks.
Candidates must reside within commuting distance of Philadelphia, PA and be able to work at a computer for extended periods.

Hybrid work arrangement in Philadelphia, PA with onsite reporting at least 1 day per week
26 days of paid leave, including vacation, sick, personal time, and holidays
Performance bonuses
401(k) with a 3% company match and immediate vesting
Company-paid life insurance up to $300,000, with additional coverage options
Medical, dental, vision, FSA, and HSA options
15 days of fully paid parental leave
Military differential pay
Paid training and certifications, tuition reimbursement, and work technology
Potential employee sharing of 80% of net proceeds from a company sale