Senior Software Engineer – Full Stack .NET/React

Sagent

Senior Staff Software Engineer at Sagent developing scalable applications for mortgage servicing. Leading software improvements and mentoring junior engineers in a collaborative environment.

Posted 4/30/2026full-timeDallas • Texas • 🇺🇸 United StatesMid-LevelSeniorWebsite

Tech Stack

Tools & technologies

AzureCloudDistributed SystemsDockerGoogle Cloud PlatformJavaJavaScriptKubernetesMicroservicesMongoDB.NETNode.jsNoSQLReactReduxSQL

About the role

Key responsibilities & impact

Design, develop, test, and maintain scalable, secure, and high‐performance applications using Java, .NET Core, Node.js, SQL Server, and React Redux
Build and deploy Microservices‐driven and Event‐Driven Architectures to improve system modularity, scalability, and responsiveness
Develop and manage APIs and integrations, including RESTful services
Leverage Azure and GCP for application hosting, cloud services, deployment, and scaling (including Function Apps and Blob Storage)
Integrate MongoDB and other data stores to support both relational and NoSQL use cases
Incorporate BPM tools and Rules Engines to implement workflow orchestration and business logic
Troubleshoot, debug, and optimize existing applications to improve performance and reliability
Implement unit and integration testing to ensure high code quality and system stability
Ensure the successful implementation and monitoring of software application improvements to increase efficiency and effectiveness.
Generate software engineering policies, standards, and procedures to ensure consistency and quality across software development efforts.
Provide guidance and mentorship to junior team members, leveraging your technical expertise to support their professional development.
Collaborate closely with product, architecture, DevOps, and other cross‐functional teams to define, design, and deliver new features.

Requirements

What you’ll need

Bachelor’s degree in Software Engineering, Computer Science, or relevant discipline with 4 - 6 years of experience in a related field. Experience will be considered in lieu of a degree.
Minimum of four years of experience in software engineering roles, with a focus on designing, developing, testing, debugging, and implementing software solutions.
Strong hands-on expertise with:
SQL Server
Java
.NET Core
Node.js
React Redux
Microservices architecture
Practical experience with cloud platforms, specifically Azure and GCP
Experience working with MongoDB, BPM tools, Rules Engines, Function Apps, and Blob Storage
Solid understanding of modern software development methodologies, best practices, and design patterns
Strong analytical, problem-solving, and debugging skills
Demonstrated expertise in software application design and development, with the ability to translate business requirements into technical specifications.
Proven track record of successfully implementing software application improvements to increase efficiency and effectiveness.
Strong analytical and problem-solving skills, with the ability to identify and address complex technical challenges.
Experience in generating software engineering policies, standards, and procedures is preferred.Familiarity with all aspects of software development, from detailed programming to high-level architecture design, is advantageous.
Additional Skills Preferred:
Experience with CI/CD pipelines and DevOps practices
Familiarity with Docker, Kubernetes, or other containerization/orchestration technologies
Experience working in Agile/Scrum development environments
Knowledge of distributed systems, event streaming, and scalability patterns

Benefits

Comp & perks

Remote/Hybrid workplace options
Health Benefits
Unlimited Flexible Time Off
Family Planning Services
Tuition Reimbursement
Paid Family Leave
401(k) Matching
Pet Insurance
In-person and Virtual Social Experiences
Career Pathing
Focus Time Fridays
much, much more!

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

Java.NET CoreNode.jsSQL ServerReact ReduxMicroservices architectureAPIsRESTful servicesBPM toolsRules Engines

Soft Skills

analytical skillsproblem-solving skillsdebugging skillsmentorshipcollaborationcommunicationguidanceleadershiporganizational skillstechnical expertise