Tri-Force Consulting Services, Inc. Jobs

Senior .NET Full Stack Developer – API Integration

Tri-Force Consulting Services, Inc.

Senior .NET Full Stack Developer – API Integration

Posted Yesterday

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Philadelphia, PA, USA

In-Office

Senior level

Information Technology • Software • Consulting • Cybersecurity

The Role

Design, build, and maintain backend services and RESTful APIs using C# and ASP.NET Core; implement business logic, data access, authentication/authorization, and integrations with enterprise and third-party systems; write unit and integration tests; troubleshoot production issues; support mobile API integration, Azure deployment, and CI/CD in an Agile environment.

Summary Generated by Built In

Title: Senior .NET Full Stack Developer – API Integration

Job Type: Contract – 2 to 3 Months | Location: Philadelphia, PA / Hybrid or Remote

Job Description

Tri-Force Consulting Services is seeking a Senior Full Stack .NET Developer / API Integration Developer to support

backend application development, REST API development, business logic and integration with enterprise systems.

The successful candidate will work closely with backend, mobile, QA and cloud engineers in an Agile environment.

Responsibilities

• Develop backend services using C# and ASP.NET Core.

• Design and develop RESTful APIs.

• Build JSON/OpenAPI-based API contracts.

• Implement application business logic and workflows.

• Develop integrations with external and enterprise systems.

• Implement data access and database functionality.

• Work with PostgreSQL and SQL databases.

• Implement authentication and authorization.

• Develop validation, error handling, logging and retry mechanisms.

• Support mobile application API integration.

• Write unit and integration tests.

• Participate in peer code reviews.

• Troubleshoot production and integration issues.

• Support Azure deployment and CI/CD processes.

Required Skills

• 5+ years of software development experience.

• Strong C# and ASP.NET Core/.NET.

• Strong REST API development.

• JSON / OpenAPI / Swagger.

• SQL.

• PostgreSQL or equivalent relational database.

• Enterprise/API integration experience.

• OAuth 2.0 / JWT or equivalent authentication technologies.

• Unit and integration testing.

• Git.

• Agile/Scrum development.

Preferred Skills

• Microsoft Azure.

• Azure API Management.

• Azure App Service.

• Azure DevOps.

• OAuth 2.0 / OpenID Connect.

• Microservices.

• Third-party API integrations.

• GIS/location/address APIs.

• Mobile application backend development.

• Government/public-sector systems.

About Us:

Since 2000, Tri-Force Consulting Services (https://triforce-inc.com) has been an MBE/SDB certified IT Consulting

firm in the Philadelphia region. Tri-Force specializes in IT staffing, software development (web and mobile apps),

systems integration, data analytics, system automation, cybersecurity, and cloud technology solutions for government

and commercial clients. Tri-Force works with clients to overcome obstacles such as increasing productivity,

increasing efficiencies through automation, and lowering costs. Our clients benefit from our three distinguishing

core values: integrity, diligence, and technological excellence.

Tri-Force is a six-time winner among the fastest-growing companies in Philadelphia and

a four-time winner on the Inc. 5000 list of the nation's fastest-growing companies.

Skills Required

5+ years of software development experience.
Strong C# and ASP.NET Core/.NET.
REST API development.
JSON / OpenAPI / Swagger.
SQL.
PostgreSQL or equivalent relational database.
Enterprise/API integration experience.
OAuth 2.0 / JWT or equivalent authentication technologies.
Unit and integration testing.
Git.
Agile/Scrum development.
Microsoft Azure.
Azure API Management.
Azure App Service.
Azure DevOps.
OAuth 2.0 / OpenID Connect.
Microservices.
Third-party API integrations.
GIS/location/address APIs.
Mobile application backend development.
Government/public-sector systems.

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The Company

HQ: Lansdale, PA

Year Founded: 2000

What We Do

Tri-Force Consulting Services, Inc. is a U.S.-based IT consulting and staffing agency that provides comprehensive IT solutions, including AI-powered services, custom software development, cybersecurity, cloud technology, and IT staffing to government and commercial sectors.