Top Senior Software Engineer Jobs in Los Angeles, CA

As a Senior Staff Software Engineer, you'll architect FloQast applications, lead technical strategy, mentor engineers, and ensure scalable systems delivery to enhance customer impact.

Lead the design and development of complex features in high-volume web services, mentor engineers, and collaborate with cross-functional teams.

Design, build, and own scalable microservices and secure APIs that transfer value across blockchain and banking protocols. Extend in-house blockchain infrastructure, integrate with banks and cloud services, troubleshoot production issues, document system and testing procedures, and collaborate with product and engineering teams to deliver reliable payment experiences.

The Staff Frontend Engineer will design and implement complex frontend systems, lead engineering efforts, and collaborate with cross-functional teams to deliver a sophisticated SaaS platform.

As a Senior Software Engineer, you'll implement collaboration features, support team architecture, work across tech stacks, and improve developer experience.

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

As a Staff Software Engineer, you'll lead AI-powered product delivery, shape platform architecture, and drive initiatives like advertising systems and AI-generated content.

Build full-stack features for a web-based broker platform serving Medicare customers. Work across frontend and backend, influence architecture, reduce technical debt, collaborate with product and design, use AI-powered developer tools, and mentor engineering best practices to scale the platform.

The Staff Software Engineer will lead technical roadmaps, develop backend and frontend applications, and ensure system scalability and reliability while mentoring other engineers.

The Software Engineer will develop and implement software systems for immersive VR experiences, mentor junior developers, and coordinate with team leads on programming tasks.

Looking for a Software Engineer to build financial products and tooling for Cash App's Lending team, ensuring quality and compliance while collaborating across domains.

Senior Software Engineer responsible for designing, building, and maintaining the loans platform. Collaborate with product and cross-functional teams to deliver reliable, scalable, and secure services; mentor engineers; improve system performance, observability, and deployment practices.

Design and build omnichannel advertising systems, integrate team capabilities, mentor engineers, and handle end-to-end project ownership.

As a Senior Software Engineer, you'll design, develop, and maintain full-stack applications, utilizing TypeScript and modern frameworks while collaborating cross-functionally to enhance user experience and performance.

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.

Design, build, and operate high-performance, scalable backend services for media playback and antipiracy. Lead architecture, author technical proposals, participate in on-call rotations, mentor engineers, and contribute to knowledge-sharing across teams. Ensure reliability using cloud platforms, CI/CD, observability, messaging, and caching technologies.

The role involves leading engineering decisions, shipping production code for the iOS app, and participating in product discussions to enhance user experience.

The Software Engineer will manage data collection for model training, extend cloud infrastructure on GCP, and collaborate on data strategy and workflows.

As a Senior iOS Engineer, you will lead key engineering decisions, actively ship production code, maintain the app architecture, and participate in product discussions.

The Senior iOS Engineer will lead key engineering decisions, actively ship code for the Speechify iOS app, and enhance the app architecture while focusing on user experience and product evolution.

As a Senior iOS Engineer at Speechify, you'll lead engineering decisions, actively ship production code, and enhance the app architecture while focusing on user experience and product evolution.

Design and develop backend systems, optimize performance, manage APIs, and lead integration efforts in healthcare software.

As a Senior Software Engineer, you will design and implement EHR integrations, develop API integrations, mentor junior engineers, and build scalable systems for healthcare interoperability.

Build and iterate full-stack applications and services for an automated rocket factory platform. Develop tools for planning, scheduling, data analysis, and operations; collaborate with stakeholders, follow agile practices, ship CI/CD software, and mentor engineers.