Staff Software Engineer, Fintech Sync & Scale

BILL; California (MO); On-site; USD 184,000 - 221,000; Full time

Benefits offered by this job

Medical, dental, vision

401(k) retirement plan

Employee stock purchase program

Paid holidays and time off

Wellness programs

Job summary

BILL is seeking a Staff Software Engineer to build and scale our accounting software sync solutions within the Sync team. You will design and implement scalable products for BILL's payment network, mentor junior engineers, and drive end-to-end solutions from concept through launch.

The role requires 8+ years of experience, deep Java/SQL/NoSQL expertise, and strong SDLC leadership. Expect collaboration across teams and a focus on performance and customer impact.

Qualifications

• 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.
• Experience with dev tools like Splunk, Datadog, Mixpanel, LaunchDarkly.
• Experience leveraging Gen AI technologies to accelerate software engineering by designing prompts, rigorously evaluating outputs, and integrating LLMs.
• Business acumen - able to leverage the platform to solve business problems.
• Passion for great products and building great customer experiences.

Responsibilities

• Design and implement scalable products for the BILL payment network.
• Lead end‑to‑end software solutions from concept to launch.
• Collaborate with cross‑functional teams to deliver high‑quality software.

Skills

Software development

Team leadership

SDLC

System design

Java

SQL

NoSQL databases

Dev tools

Gen AI

Business acumen

Tools

Splunk

Datadog

Mixpanel

LaunchDarkly

Job description

BILL is seeking a Staff Software Engineer to build and scale our accounting software sync solutions within the Sync team. You will design and implement scalable products for BILL's payment network, mentor junior engineers, and drive end-to-end solutions from concept through launch.

The role requires 8+ years of experience, deep Java/SQL/NoSQL expertise, and strong SDLC leadership. Expect collaboration across teams and a focus on performance and customer impact.