Sr. Developer

DC International•Carrollton, TX

1d•Remote

About The Position

DC International is seeking a Senior Backend / Operations Developer who thrives in complex, real-world systems and enjoys learning how things work under the hood. This role is not for a single-language or single-platform specialist. We are looking for a well-rounded, senior-level developer with deep experience across multiple systems and technologies who can confidently step into an existing environment, quickly master unfamiliar code, and lead safe, effective improvements. This role is ideal for a seasoned developer who takes ownership of outcomes, is ready to apply deep development experience, and wants to help raise the technical bar within a collaborative team — including mentoring junior and mid-level developers.

Requirements

7+ years of backend, systems, or operational software development experience (production experience valued more than startup titles)
Deep proficiency in the Microsoft stack, especially C# and .NET/.NET Core
Writes clean, maintainable, performance-conscious SQL and database interactions
Strong API design, development, and integration experience
Proven track record of stepping into existing systems and confidently enhancing and modernizing them
Experience mentoring developers and leading code review
Adaptable and self-directed, with a history of quickly mastering new tools and contexts
Hands-on problem solvers and team contributors are valued over niche “100% perfect experience fits.”

Nice To Haves

Hands-on experience with Microsoft Business Central ERP, Dynamics 365 CRM, and warehouse systems
Working knowledge of Power BI, data warehousing, and Microsoft Fabric
Production support or operational ownership experience
Experience designing and building scalable systems with modern patterns

Responsibilities

Read, understand, enhance, and refactor existing C# and .NET applications
Architect, implement, and maintain APIs and background services
Write, tune, and optimize complex SQL queries, views, and stored procedures
Design and develop Microsoft Power Platform solutions including Power Automate
Design, integrate, and test with internal and external third-party APIs
Design and build automation workflows that measurably improve operational efficiency
Use tools like Postman to validate integrations
Lead Git-based workflows, pull requests, and code reviews, mentoring peers on code quality
Manage and improve CI/CD pipelines to deploy and monitor changes
Use development tools such as Visual Studio and VS Code effectively
Ramp up quickly on the codebase and documentation, troubleshooting and delivering changes independently
Own and deliver medium-to-large enhancements end to end that are stable and well-tested in production
Improve and refactor existing APIs, services, and SQL with a focus on reliability, performance, and maintainability
Communicate progress clearly, raise risks early, and guide technical decisions with sound judgment
Set the standard for code quality and mentor other developers on the team