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Senior Staff Software Engineer (Elixir), Spend and Expense



Software Engineering
draper, ut, usa
Posted on Saturday, April 20, 2024

Do the best work of your career as a champion for small and mid-size businesses.

BILL is a leader in financial automation software for small and midsize businesses (SMBs). As a champion of SMBs, we are dedicated to automating the future of finance so businesses can thrive. Hundreds of thousands of businesses trust BILL solutions to manage financial workflows, including payables, receivables, and spend and expense management. With BILL, businesses are connected to a network of millions of members, so they can pay or get paid faster. Through our automated solutions, we help SMBs simplify and control their finances, so they can confidently manage their businesses, and succeed on their terms.

BILL is a trusted partner of leading U.S. financial institutions, accounting firms, and accounting software providers. We have operations in San Jose, CA, Draper, UT, Houston, TX and are continuing to expand into other geographic locations. If you’re looking for a place that helps you do the best work of your career, look no further than BILL.

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

Let’s talk about benefits

  • 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

For positions that are in office we support a hybrid work environment with on-site and remote work days. Check out our LinkedIn Life Page for each location and discover BILL.

We live our culture and values every day

At BILL, we’re different by design—it's our culture. Our CEO is a trusted entrepreneur who lives our cultural values: Humble, Authentic, Passionate, Accountable, and Fun. People here love being their authentic selves, contributing unique experiences, sharing ideas, perspectives, and intellectual curiosity. We celebrate our diversity as the heart and soul of how we work, grow, and succeed together. Inspiring people with meaningful career experiences they love really does make the dream work and our successes just keep getting better. There’s no limit to what we can build and where we can go from here. We’d love you to join us.

BILL is proudly an Equal Opportunity Employer where everyone is welcome. Our innovation and technology are inspired by an inclusive culture unlike any other. Everyone brings a different personal story and perspective and this diverse mix of minds, backgrounds, and experiences is where our greatest ideas come from. We welcome people of all races, ethnicities, ages, religions, abilities, genders, and sexual orientations to make us an even more vibrant company. We want everyone to bring their authentic selves here, to share our values, shape our vision, drive innovation, and become part of a culture we celebrate every day.

Our promise to our candidates is to be transparent, diligent, and engaging while guiding individuals through each step of our hiring process. At BILL we strive to achieve an inclusive and positive candidate experience that aligns with our core values and focuses on diversity.

If you require a reasonable accommodation for your application, interviews, or another aspect of the hiring process, please contact

BILL Culture:

  • Humble - We check our egos at the door. We are curious. We listen, accept feedback.
  • Authentic - We earn and show trust by being real—embracing our authentic selves.
  • Passionate - We care deeply about each other and our customers.
  • Accountable - We are duty-bound to each other, our customers, and society.
  • Fun - We wrap it all together by building connections and enjoying time spent together.

Our Applicant Privacy Notice describes how BILL treats the personal information it receives from applicants