Full Stack Developer

Insight Global (United States); Irving (TX); On-site; USD 140,000 - 180,000; Full time

Job summary

Insight Global (United States) seeks an experienced Software Development Engineer to help design and build a modern B2B customer portal. You will work on secure, scalable systems using React, TypeScript, C#, .NET 8+, and SQL Server, partnering with product, architecture, and Agile teams to translate business needs into robust solutions.

Use a cloud-first approach, focus on high-volume, distributed environments, and collaborate across locations nationwide.

Qualifications

• 8+ years of software development experience with full-stack focus.
• Extensive backend with C# and .NET 8+.
• Strong MS SQL Server skills, data modeling and tuning.
• Experience designing RESTful APIs and integrating systems.
• Secure coding practices, identity/access control, data boundaries.
• Git, Agile, and collaborative development practices.

Responsibilities

• Build backend services, business logic, and REST APIs in C#/.NET 8+.
• Lead ground-up development of a modern B2B customer portal.
• Model and optimize SQL Server schemas, queries, and integration points.
• Implement secure identity solutions using Entra ID and PCI considerations.
• Enable event-driven data sync across store systems and ERP/CRM.
• Integrate with internal/external enterprise systems and ensure scalability.

Skills

C#

NET Framework/NET 8+

SQL Server

RESTful APIs

Azure (nice to have)

Git

Security/PCI

Agile

Tools

Git

Azure

Job description

Qualifications

• 8+ years of software development experience with a strong background in full-stack application development.
• Extensive backend development experience using C# and modern .NET, with .NET 8 or later required.
• Strong Microsoft SQL Server experience, including relational data modeling, complex queries, indexing, performance tuning, and data integrity.
• Experience designing and consuming RESTful APIs and integrating applications across distributed enterprise environments.
• Strong understanding of secure application development, authentication/authorization, identity-driven access control, and data-access boundaries.
• Experience with Git, Agile development methodologies, and collaborative development practices.

Nice to Have Skills & Experience

• Experience with .NET 10.
• Experience developing and deploying applications within Microsoft Azure.
• Experience with Microsoft Entra ID, Entra External ID, or other customer identity and access management solutions.
• Experience with SQL Server Service Broker, asynchronous messaging, or event-driven architectures.
• Experience integrating with Salesforce, ERP platforms, or other business systems.
• Experience supporting wholesale distribution or decentralized organizations

Job Description

We are seeking an experienced Software Development Engineer to join one of our Customer Portal development teams. This individual will help design and build a new, modern B2B customer portal from the ground up using a custom, cloud-based architecture.

This is a hands‑on development role focused on building secure, scalable, and high-performing applications using React, TypeScript, C#, .NET 8+, and SQL Server. The engineer will partner closely with product owners, architects, program managers, and Agile development teams to translate business needs into solutions that support customers and locations nationwide.

Key Responsibilities

• Build and maintain backend services, business logic, and integrations using C#, .NET 8+, and RESTful APIs.
• Contribute to the ground‑up development of customer portal, with an emphasis on scalability, performance, and long‑term growth.
• Design and optimize Microsoft SQL Server data models, queries, and integrations while maintaining appropriate store‑level data segmentation and access.
• Implement secure identity and access solutions using Microsoft Entra ID and Entra External ID, following secure coding and PCI-related requirements for customer and payment data.
• Develop and support event‑driven data synchronization between the customer portal, individual store systems, and other enterprise platforms using SQL Server Service Broker and related integration patterns.
• Integrate the portal with internal and external enterprise systems, including ERP and CRM platforms.
• Build solutions capable of supporting high-volume workloads with a focus on scalability, resiliency, observability, and performance.

Use Git-based development workflows, including branching, pull requests, code reviews, and continuous integration.

This individual needs to be onsite 4 days a week in Irving, Texas