Senior Engineer II

About the Position While our Sr. Engineers are involved in multiple things throughout the Technology organization, primarily they are responsible for working with the Technology and the Business teams to design, build, and implement amazing web and process applications. These Team Members are also charged with assisting the Client Success department in resolving issues relating to production processes.

The Sr. Specialist Application Engineer is responsible for troubleshooting and resolving technical issues as well. What You’ll Do Design, develop, test, and implement improvements or new features into the Waystar website and core processing applications.

Develop and augment applications based on functional and technical specifications. Adhere to Waystar coding standards and the approved technologies, proposing amendments when necessary. Unit test all changes on development and work with the appropriate Business or Technology Owner(s) to ensure the developed solution meets business requirements.

Communicate development progress daily to senior‑level team members. Attend and resolve work items assigned through the internal case system in a timely fashion. Take ownership of assigned work items, communicate estimates and daily progress as part of the SDLC, and actively work to resolve blocking issues.

Assist in the QA process. Participate in Production Code Turn days, providing instructions for deploying code changes successfully and for smoke testing post‑release. Develop and maintain open and fluid communication with Management.

Maintain positive relationships with other team members. Assist in creating and approving technical specifications. Identify areas of the application that need refactoring.

Work with various departments and team members to design and implement enhancements with SQL table design, SQL stored procedure design, and process design in the designated programming language. Track changes required by such development using internal tools and communicate to the QA Team any abnormalities needed to push changes from development through the various stages to production. Identify and inform the Manager of application areas that can be improved by refactoring, optimization, or other technology solutions.

Notify the Manager of any problems negatively impacting applications and work to implement a solution. Reassign items that cannot be addressed in a timely fashion. Provide estimates for project tasks using an internal project tool, updating them if they increase or decrease.

Solve complex technical problems with little oversight. Mentor fellow team members in their application engineering development. Perform additional duties as assigned.

What You’ll Need 6+ years of .NET and SQL Server experience. Unit testing experience. Excellent written and verbal communication skills.

Ability to work in a very fast‑paced environment and welcome change. Highly self‑motivated. Ability to work both in team and solo environments.

Experience building highly scalable software solutions. Subject Matter Expertise in at least one technical track. Bachelor’s degree in a related field or equivalent work experience.

Preferred Skills N‑Tier and SaaS development experience. Benefits Competitive total rewards (base salary + bonus, if applicable). Customizable benefits package with 3 medical plans and Health Savings Account company match.

Generous paid time off for non‑exempt team members, starting with 3 weeks + 13 paid holidays, including 2 personal floating holidays. Flexible time off for exempt team members + 13 paid holidays. Paid parental leave (including maternity + paternity leave).

Education assistance opportunities and free LinkedIn Learning access. Free mental health and family planning programs, including adoption assistance and fertility support. 401(K) program with company match. Pet insurance.

Employee resource groups. Waystar is proud to be an equal opportunity workplace. Qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex, national origin, disability status, genetics, marital status, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws.

This applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training. #J-18808-Ljbffr