Senior .NET Dev

We're seeking a seasoned .NET developer who thrives in fast-paced environments and enjoys solving complex challenges with elegant, scalable code. If you have deep expertise in backend development and modern messaging systems, this opportunity could be a great fit. This role involves On-Call support every 7 weeks and offers remote work two days a week.

Key Responsibilities

* Design, develop, maintain and enhance application services using the latest .NET technologies

* Collaborate with cross-functional teams to gather requirements and develop solutions

* Design and implement scalable and efficient systems using .NET technologies

* Optimize and maintain SQL Server databases for high performance and scalability

* Integrate and manage message broker systems for reliable communication between applications

* Ensure the best possible performance, quality, and responsiveness of applications

* Develop and maintain enterprise-level applications with a focus on scalability and performance

* Implement concurrent and parallel processing solutions to optimize application performance

* Ensure code quality through rigorous testing and code reviews

* Troubleshoot, debug, and upgrade existing systems

Required Qualifications

* Bachelor's degree in Computer Science, Engineering, or a related technical field

* 8+ years of hands-on experience in professional .NET development

* Advanced proficiency with modern .NET frameworks (e.g., .NET Core, .NET 6)

* Proven experience integrating with message brokers (RabbitMQ, ActiveMQ, WebSphere MQ, or Kafka)

* Strong knowledge of SQL Server and relational database design

* Excellent communication and collaboration abilities

* Strong analytical mindset and attention to detail

* Must be located in the Dallas-Fort Worth (DFW) area

Nice to Have

* Working knowledge of rules engine technologies (e.g., Drools, NRules, Azure Logic Apps)

* Exposure to generative AI concepts and integration (prompt engineering, LLM APIs, or AI-powered feature

Required Skills : .NET 6 and above Rabbit MQ or Active MQ SQL Server DB experience is a must - or similar At least 8 years of exp Trying to create microservicesà if they have dev experience with microservices this will be nice to have Helping with the next generation of train control systems Team Size - team of 9 software eng, 1 devops engineer (offshore) Nice to Have: Working knowledge of; Working knowledge of rules engine technologies (e.g., Drools, NRules, Azure Logic Apps) Exposure to gen AI concepts

Basic Qualification :

Additional Skills :


Background Check : Yes


Drug Screen : Yes


Notes :
Selling points for candidate :
Project Verification Info :MSA: Restricted Client Letter: Will Not Provide"
Exclusive to Apex :No
Face to face interview required :No
Candidate must be local :No
Candidate must be authorized to work without sponsorship ::No
Interview times set : :No
Type of project :
Master Job Title :
Branch Code :