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Senior Software Engineer - Financial Marketplace

WellfitIrving, TX
On-site Full-time

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Experience Level

Senior

Qualifications

Key Responsibilities:Design, develop, and maintain robust software solutions for Wellfit’s financial marketplace platform. Build and integrate APIs with lenders, technology partners, and third-party platforms. Assess API documentation and partner systems to determine integration strategies, data requirements, and technical viability. Develop backend services, full-stack web applications, and internal tools utilizing ASP. NET, . NET Framework, . NET Core, C#, SQL, and related technologies. Collaborate with Product Managers and Business Analysts to convert marketplace, lending, and partner requirements into scalable technical solutions. Facilitate the development of unified API patterns, reusable services, and integration frameworks across the platform. Create and maintain sandbox, testing, and lower-environment workflows alongside DevOps and QA teams. Resolve integration issues, data flow challenges, and production defects across internal and external systems. Write clean, maintainable, and testable code, adhering to software engineering best practices. Utilize AI tools routinely to boost engineering speed, code quality, troubleshooting, documentation, testing, and technical research. Engage in code reviews, technical design discussions, sprint planning, and delivery estimation. Contribute to CI/CD, automated testing, release readiness, and overall platform reliability. Research, prototype, and recommend new technologies or approaches that enhance scalability.

About the job

Wellfit is a healthcare fintech company working to make dental care more accessible by connecting patients, providers, employers, and payors. The company’s financial platform aims to remove cost barriers so more people can get the treatment they need.

Role overview

The Senior Software Engineer - Financial Marketplace will contribute to building, integrating, and expanding the technology behind Wellfit’s financial platform. This position focuses on developing secure, reliable, and high-performance software that links the Wellfit platform with lenders, providers, partners, and internal systems.

What you will do

  • Design and implement integrations, APIs, workflows, and application features that support the lending marketplace
  • Collaborate with Product, Engineering, DevOps, and business stakeholders to deliver solutions that strengthen the healthcare fintech ecosystem
  • Address complex integration challenges and develop systems that improve access to care

Requirements

  • Significant experience as a software engineer working with financial products and large-scale integrations
  • Regular use of AI tools for coding, debugging, documentation, testing, research, and prototyping
  • Strong interest in cross-team collaboration and solving meaningful technical challenges

Location

Irving, TX

About Wellfit

At Wellfit, we are committed to transforming the dental industry's financial solutions. Our innovative healthcare fintech platform is designed to improve the interactions between patients, providers, employers, and payors, ensuring that everyone benefits from seamless access to dental care.

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