Senior Software Engineer II

Posted Yesterday
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Atlanta, GA, USA
In-Office
Senior level
Healthtech • Payments • Software
Waystar provides market-leading technology that simplifies and unifies healthcare payments.
The Role
Build and maintain full-stack web applications for healthcare payment processing, account management, and reporting. Develop across client-side JavaScript, HTML, CSS, server-side PHP, and SQL; design scalable systems; modernize legacy applications; collaborate with Product and UX; implement testing, monitoring, and asynchronous processing; mentor junior engineers; and lead the team’s technical roadmap.
Summary Generated by Built In

ABOUT THIS POSITION

As a Senior Software Engineer in the Patient Payments organization at Waystar, you will solve problems that affect real people. You should care deeply about how your users interact with your application and how other engineers will iterate on your code. You should also be passionate about using modern technologies, removing tech debt, and improving processes. Instead of asking “Why is this the way it is?”, you ask “How can I make this better?” 

The team is responsible for building full stack applications for both health system staff and patients. The team works closely with Product to bring new features to market to best support the needs of enterprise health systems and engage with patients through a Best in KLAS user experience. The web portals utilize modern web technologies to facilitate payment processing, account management and reporting.

WHAT YOU'LL DO

  • You will join a team of full stack engineers to build new features for our web applications, as well as support and maintain them  

  • You should expect to move up and down the software stack, writing client-side JavaScript, HTML, and CSS, server-side PHP and the SQL statements for the products you release  

  • Collaborate with Product, UX and other engineering teams to solve difficult problems and design new features  

  • Scope out technical designs that enable your team to execute on proposed solutions  

  • Upgrade legacy apps and code to modern frameworks and technologies  

  • Mentor junior engineers and promote a culture of learning and teaching  

  • Actively lead technical roadmap for the team 

  • Embrace an agile development process that emphasizes test automation, code reviews, and fast release cycles  

  • Be a communicator! Have opinions and the ability to justify them - we want to know what you think  

WHAT YOU'LL NEED

  • Bachelor’s Degree in Computer Science or related field preferred (or equivalent experience)  

  • 5+ years of professional full stack web development experience   

  • Object-oriented programming (we’re mostly PHP)   

  • Relational databases (we use MySql)   

  • Modern JavaScript frameworks such as Angular, React, or Vue (we use Vue)  

  • JavaScript, HTML, CSS, and/or MVC Frameworks   

  • Unit and integration testing methodologies   

  • Distributed system architecture and asynchronous processing using queues (AWS SQS)   

  • Automated production logging, monitoring and alerting  

  • Agile development  

 

Preferred Skills: 

  • Experience scaling real-time high availability APIs 

  • Experience integrating with payment gateways and processors (Stripe, Elavon, Authorize.Net, NMI, USAePay, WorldPay, TSYS, etc) 

  • Experience with finance and banking processes and concepts (merchant accounts, ACH, settlement, etc) 

ABOUT WAYSTAR

Through a smart platform and better experience, Waystar helps providers simplify healthcare payments and yield powerful results throughout the complete revenue cycle.

Waystar’s healthcare payments platform combines innovative, cloud-based technology, robust data, and unparalleled client support to streamline workflows and improve financials so providers can focus on what matters most: their patients and communities. Waystar is trusted by 1M+ providers, 1K+ hospitals and health systems, and is connected to over 5K commercial and Medicaid/Medicare payers.  We are deeply committed to living out our organizational values: honesty; kindness; passion; curiosity; fanatical focus; best work, always; making it happen; and joyful, optimistic & fun.

Waystar products have won multiple Best in KLAS® or Category Leader awards since 2010 and earned multiple #1 rankings from Black Book™ surveys since 2012. The Waystar platform supports more than 500,000 providers, 1,000 health systems and hospitals, and 5,000 payers and health plans. For more information, visit waystar.com or follow @Waystar on Twitter.  

WAYSTAR PERKS

  • Competitive total rewards (base salary + bonus, if applicable)
  • Customizable benefits package (3 medical plans with Health Saving Account company match)
  • We offer generous paid time off for our non-exempt team members, starting with 3 weeks + 13 paid holidays, including 2 personal floating holidays. We also offer flexible time off for our 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. We celebrate, value, and support diversity and inclusion. 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.

Skills Required

  • Bachelor's degree in Computer Science or a related field, or equivalent experience
  • 5+ years of professional full-stack web development experience
  • Object-oriented programming experience, primarily with PHP
  • Experience with relational databases, particularly MySQL
  • Experience with modern JavaScript frameworks such as Angular, React, or Vue
  • Experience with JavaScript, HTML, CSS, and/or MVC frameworks
  • Knowledge of unit and integration testing methodologies
  • Experience with distributed system architecture and asynchronous processing using queues such as AWS SQS
  • Experience with automated production logging, monitoring, and alerting
  • Experience with Agile development
  • Experience scaling real-time, high-availability APIs
  • Experience integrating with payment gateways and processors
  • Experience with finance and banking processes, including merchant accounts, ACH, and settlement

Waystar Compensation & Benefits Highlights

  • Healthcare Strength Medical, dental, and vision coverage is broad, with multiple plan choices and HSA support highlighted. Mental-health resources and wellness programs extend coverage beyond the basics.
  • Parental & Family Support Paid parental leave for maternity, paternity, and adoption is explicitly provided, alongside fertility and family‑planning support. Childcare benefits and a post‑parental return‑to‑work program further reinforce family coverage.
  • Leave & Time Off Breadth Generous PTO, paid holidays, and paid volunteer time off are consistently emphasized. Some roles use flexible or unlimited time off, adding additional latitude for time away.

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The Company
HQ: Louisville, KY
1,757 Employees
Year Founded: 2017

What We Do

Waystar harnesses the power of agentic AI, generative AI, and advanced automation to drive meaningful outcomes so providers reach peak financial performance and patients receive care with confidence. The Waystar platform is used by more than 1 million providers and supports over 60% of the U.S. patient population - and integrates with all major HIS and practice management systems. The financial and administrative challenges facing healthcare providers are daunting. Waystar’s technology platform simplifies and unifies healthcare payments across the revenue cycle. We empower healthcare organizations to automate manual work, gain insight into processes and performance, and ultimately collect more revenue. At Waystar, we know there’s a better, more efficient way forward. Let’s climb the mountain ahead of us to reach new heights in healthcare.

Why Work With Us

Our Waystar values serve as a compass to center our decisions, inspire action, and promote outstanding performance. We are dedicated to providing a diverse, inclusive workplace and fostering a shared sense of belonging.

Waystar Offices

Hybrid Workspace

Employees engage in a combination of remote and on-site work.

Typical time on-site: 3 days a week
HQLouisville, KY
Atlanta, GA
Duluth, GA
Lehi
Learn more

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