Senior Software Engineer, Partner Experience

Upstart is a digital-first company that is hiring a Senior Software Engineer to build partner-facing systems that improve transparency, reliability, and self-service across their capital ecosystem. The role involves designing, building, and maintaining scalable APIs, services, and UIs that enable partners to access performance data, operational workflows, and program controls.

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

Benefits

• 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