Build With Us


Staff Performance Engineer



San Jose, CA, USA
Posted on Wednesday, February 14, 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

BILL is looking for a Staff Performance Engineer to help design and build a comprehensive performance test framework. This framework will be used by engineering teams across BILL to anticipate and catch performance issues and identify bottlenecks in both pre-production and production environments. This is a high visibility position that will play a pivotal role in this product’s success, and make an impact across the company!

We’d love to chat if you have:

  • 8+ years experience in performance engineering, spanning backend and frontend development, database systems, and CI/CD pipeline setup
  • Proven track record in establishing performance and load test frameworks from the ground up
  • Strong coding proficiency, emphasizing the writing and review of clean, efficient, and performant code
  • Familiarity with a range of performance monitoring and profiling tools, along with CI/CD platforms such as GitLab, Docker, and Kubernetes
  • Comprehensive understanding of benchmark creation, load measurement, and system behavior modeling and collaborating with teams to articulate them
  • Ability to add custom instrumentation in existing code to monitor performance
  • Proficiency in using open-source profiling tools to pinpoint performance bottlenecks and optimize code
  • Solid grasp of OS fundamentals across Mac, Linux, and Windows environments, with expertise in resolving OS-level and browser-related performance issues
  • Ability to diagnose and optimize performance bottlenecks at the code level, coupled with experience in JVM internals, performance profiling, and optimization
  • Strong leadership with driving initiatives across diverse teams and proactively addressing potential production performance impacts
  • Exceptional analytical and problem-solving skills, enabling the diagnosis and resolution of complex performance issues
  • Preferred background in technical leadership or mentorship roles
  • Strong experience with observability and monitoring tools such as DataDog and Splunk
  • Bachelor's degree or higher in Computer Science or a related field is preferred

The estimated salary range for this role is noted below for our San Jose based role. 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.

San Jose pay range
$167,300$200,800 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