Senior Software Engineer, Partner Experience

About Upstart

Upstart is the leading AI lending marketplace partnering with banks and credit unions to expand access to affordable credit. By leveraging Upstart's AI marketplace, Upstart-powered banks and credit unions can have higher approval rates and lower loss rates across races, ages, and genders, while simultaneously delivering the exceptional digital-first lending experience their customers demand. More than 80% of borrowers are approved instantly, with zero documentation to upload.

Upstart is a digital-first company, which means that most Upstarters live and work anywhere in the United States. However, we also have offices in San Mateo, California; Columbus, Ohio; Austin, Texas; and New York City, NY (opening Summer 2026).

Most Upstarters join us because they connect with our mission of enabling access to effortless credit based on true risk. If you are energized by the impact you can make at Upstart, wed love to hear from you!

The Team

Partner Experience sits within Capital Platform and scales relationships with lenders and investors through customer experience solutions. This team helps partners access the insights, tools, and controls they need to deploy capital confidently and grow with Upstart. Our platform priorities center on speed, trust, and control for partners, delivered through reliable data, intuitive workflows, and secure access across products.

The Role

Were hiring a Senior Software Engineer to build partner?facing systems that improve transparency, reliability, and self?service across our capital ecosystem. Youll contribute to services and UIs that power reporting, onboarding, and ongoing operations for lending partners and investors, collaborating closely with Product, Design, Analytics, and other engineering teams.

This is an impact?driven role where your work will directly strengthen partner confidence, reduce operational friction, and accelerate capital deployment.

What youll do

Design, build, and maintain scalable APIs, services, and UIs that enable partners to access performance data, operational workflows, and program controls.

Ship clear, well?tested code; participate in code reviews; and improve reliability through logging, metrics, and alerting.

Work across the stack (backend, data access, and front?end integration) to deliver end?to?end capabilities with strong security and availability.

Partner with stakeholders to translate requirements into simple, reliable workflows and self?service tools that reduce manual processes.

Own deployment and operational readiness in cloud environments, including CI/CD, observability, and incident mitigation.

Contribute to technical design docs and help evolve our platform architecture for partner experiences over time.

Minimum requirements

3-5 years of experience in software development, with a strong focus on full-stack development, distributed systems, and APIs

Experience with some or many of the following: Ruby on Rails, Kotlin, PostgreSQL, React, Next.js, Vercel, Python

Experience with cloud platforms (AWS, GCP, Azure) and deploying applications in a cloud native environment

Experience with microservices architecture and real?time data processing pipelines (Kafka, Spark, or similar)

Familiarity with database technologies such as SQL and data warehousing solutions

Good communication and teamwork skills, with the ability to work effectively with cross?functional teams

Preferred qualifications

Experience in capital markets, financial services, or a related industry, with a strong understanding of market structures and regulations

Prior experience or demonstrated enthusiasm for working on internal tools

History of thriving in a variety of work environments: both collaborative and self?directed; remote and in?person

Nice to haves

Experience working with large datasets, data modeling, and building robust data pipelines

Position location

This role is available in the following locations: Remote

Travel requirements

As a digital first company, the majority of your work can be accomplished remotely. The majority of our employees can live and work anywhere in the U.S but are encouraged to spend high quality time in?person collaborating via regular onsites. The in?person sessions cadence varies depending on the team and role; most teams meet once or twice per quarter for 2?4 consecutive days at a time.

What you'll love

Competitive Compensation (base + bonus & equity)

Comprehensive medical, dental, and vision coverage with Health Savings Account contributions from Upstart

401(k) with 100% company match up to $4,500 and immediate vesting and after?tax savings

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 and onsites, all?company updates, employee resource groups (ERGs), and other interest groups such as book clubs, fitness, investing, and volunteering

Catered lunches + snacks & drinks when working in offices

United States Remote - Anticipated Base Salary Range: $163,600$226,400 USD

Upstart is a proud Equal Opportunity Employer. We are dedicated to ensuring that underrepresented classes receive better access to affordable credit, and are just as committed to embracing diversity and inclusion in our hiring practices. We celebrate all cultures, backgrounds, perspectives, and experiences, and know that we can only become better together.

If you require reasonable accommodation in completing an application, interviewing, completing any pre?employment testing, or otherwise participating in the employee selection process, please email #J-18808-Ljbffr