Back End Developer

PlanStreet, Inc.

Lexington, United States of America

10 days ago

Role details

Contract type

Permanent contract

Employment type

Full-time (> 32 hours)

Working hours

Regular working hours

Languages

English

Experience level

Intermediate

Job location

Lexington, United States of America

Tech stack

Clean Code Principles

ASP.NET

.NET

API

Unit Testing

Azure

C Sharp (Programming Language)

Software as a Service

Cloud Computing Security

Code Review

Databases

System Configuration

Software Debugging

DevOps

Electronic Data Interchange (EDI)

Identity and Access Management

JSON

OAuth

OpenID

Performance Tuning

Openid Connect

Azure

Security Assertion Markup Language (SAML)

SQL Databases

XML

Data Processing

.NET Core

Backend

GIT

Containerization

Kubernetes

Information Technology

Integration Frameworks

REST

Software Version Control

Api Management

Docker

Job description

Lead the development and integration of APIs with a focus on seamless connections with third-party applications.
Collaborate closely with system analysts and front-end developers to translate requirements into secure, scalable, and maintainable back-end services that excel at third-party data exchange.
Design, develop, and implement robust APIs using .NET Core 8 to expose functionality and facilitate efficient data exchange with diverse third-party applications.
Leverage Azure Cloud services (AKS, API Management) to deploy, manage, and secure both back-end infrastructure and third-party integrations.
Design and implement authentication and authorization solutions using Microsoft Entra ID External (Azure AD B2C / External ID) for multitenant applications, including:
Tenant isolation strategies
Secure user onboarding and identity federation (OIDC, OAuth2, SAML)
Role-based and policy-based access control across tenants
Integrate Entra ID External with APIs and front-end applications to enable secure, scalable multi-tenant identity management.
Become an expert in third-party API protocols and data formats (e.g., JSON, XML), ensuring seamless data manipulation and communication.
Write well-structured, maintainable, and efficient code following clean coding practices, with a focus on secure and reliable external integrations.
Conduct thorough unit testing and debugging to guarantee reliability, performance, and security of back-end services.
Participate actively in code reviews and collaborate effectively with the development team.
Stay up to date on the latest back-end development trends, especially in cloud security, identity management, and API integrations.

Requirements

We are seeking a highly skilled and experienced Back-End Developer to join our growing team in Lexington, Kentucky. You will play a pivotal role in building and maintaining secure, scalable applications using the latest technologies. The ideal candidate will be a US citizen or permanent resident required to work onsite, with a strong foundation in .NET, .NET Core, SQL, Azure Cloud, and C# back-end development., * Proven experience as a Back-End Developer with 3+ years of professional experience.

Strong expertise in C#, ASP.NET Core, and .NET Core.
Solid understanding of database technologies (SQL experience preferred).
Hands-on experience with Microsoft Entra ID External (Azure AD B2C / External ID) including:
Implementing authentication flows (OAuth2, OpenID Connect)
Managing multitenant identity architectures
Configuring user flows, custom policies, and identity providers
Experience integrating third-party applications using APIs and handling data formats (JSON, XML).
Experience with Microsoft Azure (AKS, API Management).
Experience building and deploying RESTful APIs.
Ability to write clean, secure, and maintainable code with a focus on secure communication and identity management.
Strong problem-solving and debugging skills.
Excellent communication and collaboration skills.
Experience with version control systems (e.g., Git).
Bachelor's degree in Computer Science, IT, or related field preferred.