Wellfit

Senior Software Engineer Lead, .NET/Azure

Wellfit

full-time

Posted on:

Location Type: Hybrid

Location: IrvingTexasUnited States

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Salary

💰 $160,000 - $180,000 per year

Job Level

About the role

  • Lead the design and implementation of scalable, resilient, and modern back-end systems.
  • Ensure system scalability to handle large volumes of transactions, integrations, and marketplace growth.
  • Design and oversee integrations with external lenders and financial partners.
  • Provide technical leadership, mentorship, and guidance to engineering teams.
  • Identify opportunities to refactor existing systems for improved scalability, modularity, and performance.

Requirements

  • Bachelor’s degree in Computer Science, Engineering, or related field (Master’s preferred).
  • 8+ years of software development, with 4+ years in back-end architecture or systems design.
  • Proven experience in architecting and scaling transaction-heavy systems.
  • Strong expertise in C#, .NET, and SQL, with a deep understanding of enterprise system design.
  • Solid experience with cloud platforms (Azure preferred), microservices, APIs, and containerization (Docker, Kubernetes).
  • Background in designing secure, scalable integrations with external systems or third-party platforms.
  • Experience guiding teams through hybrid architectures (monolithic + microservices) and evolving toward modern, scalable systems.
Benefits
  • Full medical, dental, vision, and generous PTO.
  • Competitive salary, bonus eligibility, and 401(k) matching.
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
C#.NETSQLcloud platformsmicroservicesAPIscontainerizationDockerKubernetesback-end architecture
Soft Skills
technical leadershipmentorshipguidanceopportunity identification
Certifications
Bachelor’s degree in Computer ScienceBachelor’s degree in EngineeringMaster’s degree in related field