At Upstart, a digital-first company on a mission to enable access to effortless credit based on true risk, we're hiring a Senior Software Engineer for our Event Bus, Experimentation, and gRPC team. You'll be empowered to design and implement high-impact, cross-cutting solutions that touch nearly every service within our ecosystem, building frameworks and tooling to support critical infrastructure.
What You'll Do
- Lead the design and development of new features and improvements to existing features.
- Collaborate with cross-functional teams to understand requirements and build an impactful roadmap.
- Establish best practices for Event Driven Architectures, safe feature rollout, and service-to-service API design.
- Mentor junior engineers and promote a culture of technical excellence.
- Contribute to quality improvements within our team and the broader engineering organization.
What We're Looking For
- Bachelor’s or Master’s degree in Computer Science or a related field.
- 5+ years of professional software development experience.
- Strong communication skills and ability to collaborate effectively with cross-functional teams.
- Strong proficiency in one or more of Kotlin, Java, Python, Ruby, or Typescript.
- Proficiency in automated testing patterns.
- Experience in building highly observable systems.
Nice to Have
- Experience with Kotlin, Python, Ruby, or Typescript.
- Experience with Kafka.
- Experience with gRPC.
- Experience with A/B testing and/or Feature Flagging.
- Strong sense of ownership and accountability for the quality and timely delivery of work.
- Ability to thrive in both self-directed and collaborative work environments.
Technical Stack
- Kotlin, Java, Python, Ruby, Typescript
- Kafka, gRPC
Team & Environment
You'll join a small and high-impacting team responsible for building the core frameworks and tooling for Event Bus, Experimentation, and gRPC services.
Benefits & Compensation
- Competitive Compensation: $163,600—$226,400 USD + equity.
- Comprehensive medical, dental, and vision coverage with Health Savings Account contributions.
- 401(k) with 100% company match up to $4,500 and immediate vesting.
- Employee Stock Purchase Plan (ESPP).
- Life and disability insurance.
- Generous holiday, vacation, sick and safety leave.
- Supportive parental, family care, and military leave programs.
- Annual wellness, technology & ergonomic reimbursement programs.
- Social activities including team events, employee resource groups (ERGs), and interest groups.
- Catered lunches + snacks & drinks when working in offices.
Work Mode
This is a hybrid position. You can work remotely or from our offices in San Mateo, CA; Columbus, OH; or Austin, TX.
Upstart is a proud Equal Opportunity Employer.





