Top Engineering Jobs in Los Angeles, CA

The Senior Software Engineer will build scalable backend systems, maintain data workflows, and collaborate across teams to enhance marketing initiatives.

Build and maintain full‑stack, customer‑facing web experiences that improve borrower conversion. Deliver end‑to‑end features (frontend, APIs, microservices), monitor performance and reliability, partner with Product/Design/ML, run experimentation and personalization, and contribute to platform architecture and on‑call health.

Lead the architectural design and development of a new consumer credit product, focusing on backend systems, distributed services, and integrating AI tools. Mentor team members and influence product direction through engineering insights.

Build and scale customer-facing and backend systems for Upstart's Auto Secured Personal Loan product. Design eligibility, decisioning, funnel and workflow automation, collaborate with product, risk, and operations, deliver reliable production software in a regulated environment, and drive technical direction and observability for long-term platform expansion.

Provide technical leadership for internal platforms and security automation supporting Upstart Bank. Lead architecture, design, and implementation of platform services, APIs, relational schemas, authentication and RBAC systems. Partner with risk, compliance, and operations stakeholders, mentor engineers, mitigate technical risks, and drive long-term platform strategy and engineering standards.

Design, build, and maintain internal software platforms, APIs, integrations, and data workflows that support risk, compliance, legal, and bank operations. Translate stakeholder requirements into scalable architectures, relational data models, authorization and audit systems, and background processing. Produce technical designs, documentation, and contribute to platform-wide architecture and build-versus-buy decisions.

The Senior Engineering Manager is responsible for developing scalable marketing infrastructure, leading product-oriented teams, and optimizing outreach strategies through data-driven insights and intelligent solutions.

The Principal Software Engineer will define technical roadmaps, guide system architecture, mentor leaders, and drive product direction in Capital Supply operations.

As the Senior Engineering Manager, you will lead a team to scale Upstart's Cash Line product, establish execution frameworks, and drive cross-functional alignment to deliver impactful customer experiences.

The Software Engineer will enhance backend data systems for marketing, collaborating with teams to ensure reliability and observability while scaling data platforms.