Full
Stack Software Engineer
Location:
Dallas, TX Hybrid – 3 days onsite /
2 days remote
Employment Type:
Contract – 12 months (ability to extend)
Position
Overview
Full Stack
Software Engineer with approximately 5+ years of experience designing,
developing, testing, and maintaining modern web applications and backend
services.
This
position will have a strong focus on C#/.NET Core backend development,
microservices architecture, event-driven integrations using Apache Kafka, AWS
cloud environments, and React frontend development.
The ideal
candidate will be a hands-on full stack developer who can build RESTful APIs
and microservices in .NET, develop Kafka-based integrations using .NET and
Python, contribute to React-based user interfaces, and support application
deployment through modern DevOps and CI/CD pipelines within AWS.
Key
Responsibilities
Required
Qualifications
Technical
Environment
Languages:
C#, .NET Core, ASP.NET Core, Python, JavaScript, TypeScript
Frontend:
React, HTML5, CSS3, REST API Integration
Backend:
.NET Core, ASP.NET Core, RESTful APIs, Microservices, Entity Framework, JSON
Messaging
& Integration:
Apache Kafka, Event-Driven Architecture, Kafka Producers/Consumers
Cloud:
AWS Lambda, ECS, EC2, S3, API Gateway, CloudWatch
DevOps:
Git, Docker, CI/CD Pipelines, GitHub Actions, Azure DevOps, AWS CodePipeline
Databases:
SQL Server, PostgreSQL, MySQL, DynamoDB
Methodologies:
Agile/Scrum, SDLC, Unit Testing, Code Reviews, Git Version Control

Established in 2004, 3Core System is a certified small minority owned business providing ERP Systems Integration, AMS, IT Consulting and Staff Augmentation Services to Fortune 1000, SMB, and State, Local and Education (SLED) customers. While our System Integration services help organizations achieve digital and cloud transformation objectives, AMS Services help increase the availability of critical services of end user applications. On the other hand, our IT Consulting Services would provide subject matter experts to help you assist with specific project needs and the Staff Augmentation services help you balance workload and achieve budget parameters.
>ERP System Integration Services: 3Core Systems is an SAP Silver Partner and authorized service provider offering technical architecture, application design and configuration, integration, testing, data migration and solution adoption services for solutions including SAP SuccessFactors, SAP HCM On-Premises and SAP Business Intelligence
>Application Management Services (AMS): We offer post go-live, System Health Check and Optimization, Function Enhancements, Integration Monitoring, Release, and patch services. Our AMS services span across SAP Solutions including ERP (S/4 HANA), Financial Management, Human Capital Management, Data and Analytics, Supply Chain, CRM, and Customer Experince.
>IT Consulting and Staffing Augmentation Services: Ever since its inception, 3Core Systems has been offering IT Consulting and Staff Augmentation solutions including temporary, long-term, project based and contract staffing services that could be personalized based on your needs. Our staffing services span across emerging technologies and legacy solutions including but not limited to Artificial Intelligence, Machine Learning, Data Science, Cloud, ERP, CRM, BI/BW/ETL, Database, Web & E-Commerce, UI/UX, Network & Security and Mobile.