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Senior Software Engineer (Backend) - API Developer Platform

Remote:

Full Remote

Contract:

Full time

Salary:

125 - 176K yearly

Experience:

Senior (5-10 years)

Work from:

California (USA), United States

Offer summary

Qualifications:

5+ years experience in backend solutions, Hands-on programming in Java and REST, Understanding of APIs and SDKs, Experience in payments industry is a plus, Familiarity with AWS services preferred.

Key responsabilities:

Develop and enhance API connectivity solutions
Shape the architecture for developer tools
Support BILL’s developer community
Communicate effectively with diverse audiences
Drive continual learning in engineering

BILL Large https://www.bill.com/

1001 - 5000 Employees

See more BILL offers

Job description

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 By replacing outdated financial processes with innovative tools, we help businesses—from startups to established brands—make smarter decisions and gain control of their operations.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 Developer Platform team is at the ground floor of building the next-gen developer experience at BILL. You will be joining a team of developers who are passionate about APIs, SDKS, and tools that support BILL’s developer community. Your role will entail developing, enhancing, and shaping the architecture of API connectivity solutions.

We’d love to chat if you have:

A deep appreciation of others' perspectives, excellent communication abilities, and a profound appreciation for the effectiveness of teamwork
5+ years experience in designing, developing, and delivering customer centric enterprise level back end solutions
Proven hands-on skills with programming experience in Java, multi-threading, event driven architectures, REST, Data Caching Services, DB schema design and data access technologies
Familiarity with modern web services, APIs and SDKs
A drive and a strong passion for continual learning in the field of engineering, with a particular focus on enhancing developer support capabilities.
Strong understanding of developer needs and user-centric design principles for APIs.
Ability to effectively communicate with diverse audiences, from large banking partners to smaller Independent Software Vendors (ISVs) and the broader developer community.
Proficiency in developing tooling that enhances API usability and developer experience.
Experience in the payments industry or building payment applications.

Nice to Have

Experience in the Fintech industry
Expertise with using AWS services (including Lambda, SNQ, SQS) to build microservices

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 below. 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. The estimated salary ranges noted below roles in the specific geographic zones

Zone 1- San Francisco Bay Area CA (includes HQ), New York City, Seattle

$146,900—$176,300 USD

Zone 2- CA (Non San Francisco Bay Area), Austin TX, Massachusetts

$132,200—$158,700 USD

Zone 3 -Utah (includes Utah office), Houston TX (office), Florida, North Carolina

$124,900—$149,900 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 interviewaccommodations@hq.bill.com.