Top Remote Senior Level Software Engineer Jobs in Los Angeles, CA

The Staff Software Engineer will design and implement solutions for the Websites product, collaborate across teams, and innovate on a scalable web platform for restaurants.

Build and maintain core libraries and developer tooling used across the company. Lead complex projects, design and develop backend APIs and AI-assisted developer features, manage platform components (service templates, LaunchDarkly), troubleshoot production issues, conduct code reviews, influence architecture, and mentor engineers to improve developer productivity.

Design and build scalable, audit-ready backend and full-stack systems for Upstart Bank. Own technical design and delivery of medium-to-large projects, improve reliability, observability, and data consistency, and partner with product, compliance, and operations to deliver regulated fintech solutions.

Senior fullstack engineer to build and scale Brigit's consumer finance platform. Own end-to-end features across frontend (React/React Native/TypeScript) and backend (Java/REST/SQL), optimize database and APIs for high scale, integrate 3rd-party services, implement risk and transaction algorithms, improve CI/CD, testing, monitoring, and internal tooling to support millions of users.

Lead a product engineering team to own roadmap delivery for customer-facing console, APIs, and developer workflows. Plan roadmaps, drive system architecture, ensure quality/reliability, run execution processes, hire and mentor engineers, coordinate cross-functional dependencies, and incorporate customer feedback to improve product adoption and performance.

Design and implement full‑stack, low‑latency web-based Ground Control Station and C2 systems (map-centric UIs, real-time telemetry, video streaming), lead architecture and APIs, mentor engineers, support field tests and mission deployments, and ensure interoperability with C2 standards.

As a Lead Mobile Developer, you will design and maintain iOS apps, mentor developers, optimize performance, and integrate with backend services while collaborating with cross-functional teams.

As a Senior Mobile Engineer, you'll lead the development of the iOS app using React Native, optimize performance, mentor junior developers, and maintain high code quality standards.

Design and implement complex, accessible front-end components and a reusable design system. Architect UI solutions, prototype interactions, mentor engineers, improve design-to-development workflows, and build performant, responsive interfaces and marketing pages for a legal AI platform.

The Senior Staff Software Engineer will architect Affirm's lakehouse analytics platform, lead data governance efforts, mentor engineers, and collaborate across teams to optimize data solutions using Snowflake and other big data tools.

As a Senior Backend Engineer at DuckDuckGo, you'll lead backend projects, mentor engineers, and develop AI-enhanced features for the company's privacy-centric product line.