Senior Staff Software Engineer @ BILL

💻Software Engineering (2)
,

💻Software Engineering (2)

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 By replacing outdated financial processes with innovative tools, we help businesses—from startups to established brands—make smarter decisions and gain control of their operations.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. Whether in one of our offices in San Jose, CA, Draper, UT, or working remotely, BILLders collaborate to deliver real impact for businesses that need more time in their busy weeks.

At BILL, we listen, learn, and lead—fostering collaboration and a drive for continuous growth. We’re committed to building a diverse and inclusive workplace that values each person’s unique skills and experiences. Even if you don’t meet every requirement, 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 within a rapidly growing Fintech Company

The Sync team is responsible for building, maintaining, enhancing, and scaling two-way integration solutions between the BILL payment platform/network and major accounting software products used by its customers. Used by nearly 90% of our paying Small Business customers, sync is a core feature that allows our customers to keep their bills, payments and other data up to date in their accounting systems.

As a senior staff engineer on the sync team, you will be responsible for

Designing new sync integrations
Executing complex data migrations
Working cross functionally to integrate sync products with diverse systems
Improving system reliability and observability
Promoting a culture of quality
Mentoring junior engineers

We’d love to chat if you have:

BS/MS in Computer Science, or closely related field
Solid understanding of CS fundamentals - Data Structures, Algorithms, Computer Networking and Databases.
8+ years of software development experience in the industry
Proficiency in an object oriented or functional language (Elixir preferred)
Expert-level knowledge of SQL Databases, particularly Postgres
Proven ability to take the product through all stages of development from concept to launch
Demonstrates industry standard best practices with regards to code reviews, unit testing, automated testing and CI/CD.
Business acumen - able to leverage the platform to solve business problems
Excellent teamwork and communication
Passion for great products and building great customer experiences
Customer empathy

Good to Have

Expertise with using AWS services to build microservices
Experience with Kafka or Event Driven Systems
Familiar with frontend development with React and Angular
Experience with tools including Splunk, Datadog, Mixpanel, LaunchDarkly etc.
Accounting domain knowledge (knows the basics of double-entry accounting, General Ledger, AP/AR) or other FinTech related experience

The estimated base salary range for this role is noted below for our office location in Draper, UT. Additionally, this role is eligible to participate in BILL’s bonus and equity plan. Our ranges for each role and job level are based on a variety of factors including candidate experience, expertise, and geographic location and may vary from the amounts listed above. The role is also eligible for a competitive benefits package that includes: medical, dental, vision, life and disability insurance, 401(k) retirement plan, flexible spending & health savings account, paid holidays, paid time off, and other company benefits.

Draper UT pay range

$160,400—$200,500 USD

What’s in it for you?

Redefining how businesses automate their work is a fast-paced, exciting, and fun environment. But we also have benefits and perks to ensure the magic isn’t only experienced by our customers, but by our employees as well.

Here is a preview of some of the amazing benefits here at BILL:

100% paid employee health, dental, and vision plans (choose HMO, PPO, or HDHP)
HSA & FSA accounts
Life Insurance, Long & Short-term disability coverage
Employee Assistance Program (EAP)
11+ Observed holidays and wellness days and flexible time off
Employee Stock Purchase Program with employee discounts
Wellness & Fitness initiatives
Employee recognition and referral programs
And much more

Don’t believe us? Check out our culture, benefits, and teams on our career site, LinkedIn Life, or YouTube pages.

BILL is an Equal Opportunity Employer that values diversity and inclusion. We believe our best ideas come from the unique stories, perspectives, and experiences of our team members. We welcome people of all backgrounds, abilities, and identities to bring their authentic selves and contribute to our culture.

We are committed to a transparent, inclusive hiring process that reflects our values. If you need accommodations at any stage, please contact [email protected].

Senior Staff Software Engineer

Elixir, Spend and Expense

BILL

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