Staff Software Engineer

Innovate with purpose

At BILL, we believe in empowering the businesses that drive our economy. By replacing outdated financial processes with innovative tools, we help businesses—from startups to established brands—make smarter decisions and gain control of their operations. And we don’t stop there: we’re creating the future of financial automation so businesses can spend more time on what matters.

Working here means you become part of a vision-driven team that’s ready to tackle challenges and build cutting-edge solutions. We value purpose, drive, and curiosity—and we thrive in a fast-paced, ever-changing environment. We're remote-first, with office spaces in San Jose, CA and Draper, UT — and opportunities to connect in person when it counts. BILLders collaborate to deliver real impact for businesses that need more time in their busy weeks.

BILL builds high performing teams and we seek to hire the best talent for every role. We're committed to building a workplace that fosters inclusion and diverse perspectives, valuing each person’s unique skills and experiences. We’d love to hear from you—you might be just what we’re looking for, whether in this role or another.

✨ Let’s give businesses more time for what matters.

Make your impact at a leading Fintech Company

BILL is looking for a Staff Software Engineer to build and scale our accounting software sync solutions. If you are passionate about building great products, excited about solving real-world customer issues, enjoy mentoring junior engineers, and are interested in working on challenging problems on a daily basis, this is the job for you!

This individual will be a member of the Sync team and will be responsible for designing and implementing scalable products for the BILL business payment network. Proven experience in leading, scoping, designing and implementing end-to-end software solutions is a must.

The Sync team is responsible for building, maintaining, enhancing, and scaling deep two-way synchronization solutions between BILL payment platform/network and all major accounting software products used by its customers. Used by nearly 90% of our paying Small Business customers, sync is one of the core features that allows our customers to keep their bills, payments and other data in sync with their accounting systems. The sync team is working on moonshot goals to improve our user experience by 10x and building new microservices in AWS to provide new features for customers to keep their data in sync with a variety of third party systems.

• 8+ years of software development experience

• Ability to lead a team of developers in building complex software solutions

• Proven ability to take the product through all stages of development from concept to launch

• Expertise with all aspects of SDLC including code reviews, unit testing, automation testing and CI/CD

• Experience with system design

• Expert-level knowledge of Java, SQL and NoSQL databases

• Expertise in making step-function improvements in performance and scale of platforms

• Business acumen - able to leverage the platform to solve business problems

• Passion for great products and building great customer experiences

• Experience with dev tools like Splunk, Datadog, Mixpanel, LaunchDarkly etc.

• Experience leveraging Gen AI technologies to accelerate software engineering by designing prompts, rigorously evaluating outputs, and integrating LLMs

• Expertise with using AWS services to build microservices

• Familiar with frontend development with React and Angular

• Accounting domain knowledge