Senior .NET Integration Engineer - Hybrid (Local to TX only)

MSys Inc; Fort Worth (TX); Hybrid; USD 110,000 - 165,000; Full time

Job summary

MSys Inc. is seeking a Senior .NET Integration Engineer for a hybrid role based in Fort Worth, TX.

The candidate will design, develop, and support production-grade software solutions, focusing on API development and system integrations across internal and third-party systems, while collaborating with product, business, and vendor teams. The role requires 8–10 years of experience, strong problem-solving and communication skills, and proficiency in Agile/Scrum and DevOps environments.

Qualifications

• 8–10 yrs experience designing, developing, and implementing large-scale production solutions.
• Strong experience with API and system integration development.
• Experience with internal and third-party systems.
• Strong troubleshooting, problem-solving, and communication skills.
• Experience in Agile/Scrum and DevOps environments.
• Strong understanding of object-oriented design and software development principles.

Responsibilities

• Design, develop, test, document, and support production-quality software solutions.
• Build APIs, system integrations, reusable components, and technical libraries.
• Develop and support integrations between internal and third-party systems.
• Troubleshoot complex technical issues and perform root cause analysis.
• Lead corrective actions to resolve recurring or systemic problems.
• Design scalable, reliable, secure, and high-performing systems.
• Support data mapping and transformation activities to ensure accurate data exchange.
• Identify and reduce technical debt across existing applications.
• Anticipate challenges related to scalability, latency, performance, and system durability.
• Work with security teams to incorporate secure development practices.
• Collaborate with product managers, business teams, vendors, and technical stakeholders.
• Support CI/CD, deployment, configuration, and environment management.
• Identify opportunities for code reuse and reduce duplicated efforts across teams.
• Coach junior engineers and promote strong engineering practices.
• Contribute to Agile ceremonies and recommend delivery improvements.
• Research emerging technologies and develop prototypes when appropriate.

Skills

API development

System integrations

Backend development

Full-stack development

Tools

Angular

PostgreSQL

MongoDB

Azure

GitHub CI/CD

Playwright

Job description

**Title:**Senior .NET Integration Engineer - Hybrid (Local to TX only)

**Location:**Fort Worth, TX

Length:Long term

Restriction: w2 or c2c

Description:
**** Initial Webcam interview followed by In-Person Interview *** Long term project Linkedin Must Hybrid - Need Locals ****

Job Overview

The ideal candidate will have strong experience with API development, system integrations, backend development using .NET, and full-stack technologies. This role requires someone who can work closely with product, business, technical, vendor, and third-party teams to deliver scalable solutions. The engineer will also help resolve integration issues, reduce technical debt, improve system performance, and guide junior engineers.

Required

• Exp: 8-10 yrs Experience designing, developing, and implementing large-scale production solutions.


• Strong experience with API and system integration development.


• Experience working with internal and third-party systems.


• Strong troubleshooting, problem-solving, and communication skills.


• Experience working in Agile/Scrum and DevOps environments.


• Strong understanding of object-oriented design and software development principles.

Preferred

• Background in system administration, environment support, or application configuration.


• Experience leading data mapping and transformation efforts.


• Experience delivering system interfaces across multiple teams.


• Experience resolving complex integration issues.


• Experience with full-stack development using Angular, .NET APIs, PostgreSQL or MongoDB, Azure, GitHub CI/CD, and Playwright.


• Experience with automated testing and production support.

Responsibilities

• Design, develop, test, document, and support production-quality software solutions.


• Build APIs, system integrations, reusable components, and technical libraries.


• Develop and support integrations between internal and third-party systems.


• Troubleshoot complex technical issues and perform root cause analysis.


• Lead corrective actions to resolve recurring or systemic problems.


• Design scalable, reliable, secure, and high-performing systems.


• Support data mapping and transformation activities to ensure accurate data exchange.


• Identify and reduce technical debt across existing applications.


• Anticipate challenges related to scalability, latency, performance, and system durability.


• Work with security teams to incorporate secure development practices.


• Collaborate with product managers, business teams, vendors, and technical stakeholders.


• Support CI/CD, deployment, configuration, and environment management.


• Identify opportunities for code reuse and reduce duplicated efforts across teams.


• Coach junior engineers and promote strong engineering practices.


• Contribute to Agile ceremonies and recommend improvements to delivery processes.


• Research emerging technologies and develop prototypes when appropriate.