Senior Software Engineer

About This Position

We are looking for an outstanding, brilliant, and driven Senior Software Engineer to join our growing team. While our Software 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 Senior Software Engineer is responsible for troubleshooting and resolving technical issues as well.

• Proposes technical solutions to the Manager, Application Engineering
• Designs, develops, tests, and implements improvements or new features into the Waystar website and core processing applications
• Develops/augment applications based on functional and technical specifications
• Adheres to Waystar coding standards and the approved technologies, and proposes amendments when necessary
• Unit tests all changes on development, then works with the appropriate Business and/or Technology Owner(s) to ensure that the developed solution meets the business requirements
• Communicates the development progress daily to senior-level team members
• Attends to any work items assigned through the internal case system in a timely fashion
• Takes ownership of work items, communicates estimates and daily progress as part of the SDLC process, and actively works to resolve issues blocking progress
• Assists in the QA process
• Participates, as required, in Production Code Turn days, providing instructions for deploying the code changes successfully, and for smoke testing post‑release
• Develops and maintains open and fluid communication with Management
• Develops and maintains a positive relationship with other team members
• Assists in the creation and/or approving of technical specifications
• Assists in identifying areas in the application that need to be refactored
• Works with various departments and team members to design and/or implement new enhancements to the existing web application; this includes, but is not limited to, SQL table design, SQL stored procedure design, and process design in the designated programming language
• Tracks changes with internal tools, communicates to QA Team any abnormalities required to push changes from development through the stages to production
• Identifies and informs the Manager of areas that can be improved by refactoring, optimization, or other improved technology solutions
• Notifies Manager of any problems that negatively impact applications, and works to implement a solution
• Communicates and works with Manager to reassign any items that cannot be addressed in a timely fashion
• Provides estimates for project tasks using an internal project tool, updates estimates if they change
• Additional duties as assigned

• Experience with statically typed / compiled languages (C#, Java, C, Go)
• Experience with dynamically typed / interpreted languages (JavaScript, Python, PHP)
• Experience with Relational Databases (SQL Server, MySQL, PostgreSQL)
• Experience with cloud technologies (AWS, GCP, Azure)
• Experience with version control (Git)
• Experience with unit and integration testing methodologies
• Experience building highly‑scalable software solutions
• Excellent written and verbal communication skills
• Ability to work in a fast‑paced environment & welcome change
• Highly self‑motivated
• Preferred:
  Experience scaling real‑time high availability APIs
• Preferred:
  Experience integrating with payment gateways and processors (Stripe, Elavon, , NMI, USAePay, World Pay, TSYS, etc.)
• Preferred:
  Experience with finance and banking processes and concepts (merchant accounts, ACH, settlement, etc.)

Waystar helps providers simplify healthcare payments and improve financials through a cloud‑based platform. With over 1M providers, 1K hospitals and health systems, and 5K payers, we support the full revenue cycle.

• Competitive total rewards (base salary + bonus, if applicable)
• Customizable benefits package (3 medical plans with Health Saving Account company match)
• Generous paid time off: non‑exempt team members get…