Top Backend Engineer Jobs in Los Angeles, CA

As a Back-End Engineer, you will design, implement, and maintain core infrastructure while ensuring performance, scalability, and reliability in a fintech environment.

As a Staff Backend Engineer, you'll design and operate backend services, lead technical initiatives, ensure reliability, and mentor team members in a remote-first setup.

As an Engineer II for Backend APIs, you'll design, develop, and test APIs for the Reporting & Insights team, collaborating closely with product and engineering teams. Your role involves ensuring high code quality, ownership of services in production, and leveraging AI tools in development.

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

The Marketing Backend Developer will build and maintain backend services and APIs for marketing operations, ensuring reliable data flow and system integrations, with a focus on performance and scalability.

The Backend Engineer will develop infrastructure for a new billing platform, work across the software stack, and engage with customers to solve issues.

Lead and mentor engineering teams to design, build, and scale backend services, web applications, and data pipelines. Solve complex cross‑persona problems, implement performant ELT/data integrations, and perform data analysis to investigate and resolve issues, driving engineering best practices and customer‑centric solutions.

As a Senior Backend Engineer, you will develop and maintain verification pipelines and agent infrastructure, ensuring systems work efficiently and cost-effectively while handling rapid changes in a scalable architecture.

You will tackle AI challenges, develop scalable software and collaborate with teams to enhance healthcare navigation using AI solutions.

Lead long-term technical vision and roadmap for the Overseer platform to ensure correctness across Coinbase fund flows. Own architecture, design and delivery of real-time detection, invariant frameworks, and partner APIs. Drive cross-team alignment, set engineering standards, mentor engineers, lead P0 initiatives, and apply generative AI responsibly to scale automated guardrails and enforcement capabilities.

As a Staff Software Engineer at Coinbase, you'll build systems for crypto trading, mentor other engineers, and ensure product excellence by architecting robust, highly available services.

The Backend Engineer will design and operate critical services, collaborate across teams, ensure high availability and code quality, and utilize AI tools in development.

As a Backend Engineer, you'll design, implement, and operate critical scalable services, collaborate across teams, and uphold best practices for software quality and system operations.

The Backend Engineer designs and operates critical scalable services, evaluates product requirements, applies best practices, and collaborates with teams to ensure high-quality solutions at Snap Inc.

Design, implement, and operate scalable backend services, collaborate on product requirements, and ensure high-quality and available systems at Snap Inc.

The Backend Engineer at Snap Inc will design and implement scalable services, oversee product requirements, advocate best practices, and mentor team members while ensuring high-quality code and operational excellence.

The Principal Software Engineer will design and optimize backend applications/services, improve payment integration, and oversee code quality within AWS.

The Backend Engineer will develop and maintain scalable backend services and APIs for an AI-driven logistics platform while ensuring system reliability, performance, and security. Responsibilities include designing architecture, implementing data pipelines, collaborating with teams, and mentoring new members. The role requires proficiency in backend languages and cloud infrastructure.

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.

The Senior Backend Engineer will develop the Payroll product, overseeing the entire development cycle from design to deployment, in a microservices architecture.

Design, build, and maintain scalable backend services and APIs for commerce workflows using Python/Django. Improve reliability, performance, and observability, operate AWS deployments, work with PostgreSQL and event-driven architectures (SNS/SQS), modernize legacy systems, and support CI/CD, testing, and production troubleshooting.

The Backend Engineer will architect and scale real-time food ordering systems, write high-quality code, mentor engineers, and ensure system reliability and scalability.

The Back-end Engineer will develop and maintain services and APIs, design data models, and contribute to system stability, collaborating with other engineers and product managers.

The Senior Platform Backend Engineer will design and operate AWS-based systems, focusing on backend services for data platforms and analytics, while ensuring reliability and operational excellence.

The Backend Engineer will develop infrastructure for product integration, create documentation for team training, and influence technology decisions.