Top Software Engineer Jobs in Los Angeles, CA

Develop and maintain full-stack web applications using AWS, Python, Angular, TypeScript, and JavaScript. Translate customer requirements into software architectures, interfaces, algorithms, and designs; support integrations, testing, debugging, performance optimization, and agile lifecycle activities. The role also involves technical research, process improvement, customer support, software project and supplier management, performance tracking, and compliance with industry standards. This is a 100% onsite position requiring an active Top Secret clearance and up to 10% travel.

Design, develop, and support AR engine and Lens Studio features for Snapchat and Specs. Build agentic development workflows and tooling, contribute to architecture and technical roadmaps, participate in reviews, and collaborate cross-functionally. Improve code quality, reliability, performance, security, maintainability, and developer productivity while integrating AI-assisted and agentic capabilities into software systems.

Develop and maintain web-based and native front-end applications for animation production users. Collaborate with product, engineering, backend, UX, and production teams on requirements, architecture, performance, testing, deployment, and feature roadmaps. Participate in code reviews, design discussions, prototypes, user studies, and iterative UX improvements. Provide technical guidance to junior engineers and translate complex production pipeline requirements into intuitive visual tools.

Own the architecture and technical direction of Metropolis Recognition Platform, including edge-to-cloud pipelines, identity resolution, real-time decisioning, privacy and consent models, observability, and progressive delivery. Lead cross-functional alignment across engineering, computer vision, data, security, platform teams, and partners. Establish RFCs, SLOs, testing standards, operational practices, and architectural best practices while mentoring engineers and managing high-scale distributed systems.

Designs, develops, tests, and deploys safety-critical flight software for Relativity Space’s Terran R rocket. Responsibilities include architecting real-time systems, integrating guidance and control algorithms, processing vehicle sensor data, controlling equipment, developing telemetry infrastructure, supporting hardware and physics simulations, establishing engineering best practices, and mentoring junior engineers.

Build and own a browser-based React and three.js rendering layer for 3D mission data, including spacecraft, orbits, sensor volumes, telemetry, and common operating picture controls. Develop polished front-end interactions, optimize real-time rendering performance, manage 3D scenes, shaders, lighting, cameras, and level of detail, and rapidly prototype visual concepts. Collaborate with data and platform engineers while contributing to data visualization and standard front-end development.

Lead and manage software engineering teams: run agile processes, design and ship secure scalable APIs and services, guide architecture, manage technical debt, recruit and mentor engineers, and align work with company objectives.

Lead the Discovery Platform team, overseeing the development of scalable, high-performance systems for retrieval and ranking to enhance the user experience in Whatnot's live social marketplace.

Lead a product-facing engineering team focused on acquisition and conversion. Set priorities and metrics, partner with cross-functional teams, drive experimentation and funnel optimization, hire and coach engineers, ensure secure, reliable, and scalable systems, and balance speed with long-term technical health and team sustainability.

Lead design and implementation of modernized insurance underwriting and policy administration solutions. Drive cloud transformation, data-driven and secure architectures, improve risk selection and claims resolution, enhance customer experience through automation, mentor technical teams, manage client relationships, and oversee project lifecycle, budgets, and delivery quality.