Top Software Engineer Jobs in Los Angeles, CA

As a Billing & Analytics Software Engineer, you'll design and maintain the billing pipeline, integrate billing systems, and develop customer-facing analytics dashboards to support revenue recognition and operational observability.

Design, implement, test, and maintain real-time satellite payload models and integrate them into system-level simulators. Perform full software lifecycle activities, develop verification plans and test environments, create automation tools, collaborate with cross-functional teams (systems, hardware, flight software), and deliver high-impact solutions in an agile CI/CD environment.

Develop and maintain software components for ML-assisted media content inspection pipelines supporting automated asset validation, enrichment, and analysis. Integrate AI and machine-learning services, work with computer vision and LLM workflows, support cloud-based systems, and assist with production monitoring and troubleshooting. The role requires collaboration, testing, documentation, and continuous development of software, cloud, and introductory machine-learning skills.

Develop native applications for iPhone, iPad, Apple TV, and Apple Vision Pro. Lead feature development across the application lifecycle, write well-tested and performant code, resolve production issues, improve team processes, and collaborate on sustainable architectures. Mentor engineers through code reviews and pair programming, guide agile delivery, and present solutions to technical and non-technical stakeholders. Integrate backend systems, web services, and third-party software, with AVPlayer and video playback experience preferred.

Build and enhance ABC News direct-to-consumer client applications for Roku streaming devices and smart TVs using BrightScript and SceneGraph. Develop onboarding, browsing, analytics, video playback, and UI features; create reusable components and utilities; optimize performance across devices; and collaborate with Roku, design, SDK, backend, mobile, and product teams. Contribute to JavaScript, React, Node.js, build tooling, AWS, and DevOps systems while supporting hardware, firmware, and certification efforts.

Build and enhance the ABC News direct-to-consumer application for Roku streaming devices and smart TVs using BrightScript and Roku SceneGraph. Develop onboarding, browse, analytics, and video playback experiences; create reusable UI components and utilities; collaborate with Roku on hardware and certification; and work with SDK, design, backend, mobile, and product teams. Opportunities include contributing to React and JavaScript web tools, Node.js services, AWS configurations, and build systems.

Develop, test, maintain, and support full-stack web applications and backend services using frontend technologies, APIs, microservices, data modeling, and application pipelines. Participate in the full software development lifecycle, code reviews, debugging, incident resolution, and technical discussions. Collaborate with cross-functional teams to build scalable enterprise applications and improve engineering tools and practices.

Develop and evolve distributed spacecraft ground-control systems using Elixir and OTP. Own features from design through production, establish fault-tolerant architecture, improve reliability and performance, maintain rigorous testing and code quality, mentor engineers, and collaborate across product, frontend, backend, operations, and astrodynamics teams. The role focuses on resilient, scalable services supporting satellite command and control, mission planning, data processing, and analysis.

Lead the technical direction of Elixir/OTP distributed systems for a spacecraft ground-control platform. Responsibilities include defining architecture and roadmaps, leading cross-functional initiatives, improving reliability and scalability, establishing testing and engineering standards, managing incidents, influencing product strategy, documenting systems, and mentoring engineers and emerging technical leaders.

Own end-to-end full-stack feature development across React/TypeScript interfaces and Elixir backend services for spacecraft modeling, simulation, and ground-control software. Drive architecture, technical debt reduction, performance, reliability, testing, API design, and production deployment. Mentor engineers, establish coding standards, collaborate with product, design, QA, operators, and astrodynamics teams, and deliver complex data-dense, real-time applications.

Design and maintain high-performance real-time dashboards, HMI/SCADA interfaces, streaming UIs, and post-processing tools for high-throughput sensor telemetry. Define visualization architecture, rendering standards, testing practices, and operational best practices. Collaborate with data platform, controls, and test automation teams while debugging and optimizing the full rendering-to-data stack in safety-critical, 24/7 environments.

Seeking a Senior Software Engineer to design and maintain robust billing systems for high-traffic events, collaborating on high-performance solutions. Responsibilities include architectural design, solution implementation, and writing scalable code using modern technologies.

Lead full-stack development on AWS for complex, distributed systems. Design architectures, translate customer requirements, drive agile lifecycle activities, mentor teams, ensure software quality, implement infrastructure tooling, and support system integration and maintenance.

Design, develop, test, deploy, and operate highly available distributed backend systems powering news content delivery. Collaborate with product, editorial, design, and engineering stakeholders; participate in code reviews, on-call support, incident investigation, observability, CI/CD, documentation, and engineering best-practice initiatives.

Develop and integrate containerized software components for a space mission planning system. Build Kafka-connected services, REST APIs, microservices, and cloud-deployed applications. Implement monitoring, logging, alerting, testing, and secure coding practices while collaborating with systems, DevOps, test, and data engineers. Troubleshoot issues across application, container, and cloud layers in an agile environment.

As a Senior Software Engineer at Whatnot, you'll build AI tooling for internal use, developing workflows and infrastructure to enhance software delivery. You'll collaborate across teams to gather feedback and prioritize features in a rapidly evolving landscape.

Design, implement, and maintain partner integration solutions; translate partner requirements into scalable technical implementations; troubleshoot and automate fixes; collaborate with product and engineering teams to improve tools and ensure successful partner onboarding and launches.

Build and operate ingestion, reconciliation, and reporting systems that reconcile card-network and partner settlement files against internal transactions. Deliver end-to-end features for traceability, accounting journals, tax and regulatory reporting, and compliance tooling while ensuring reliability, scalability, and data privacy.

Lead design and delivery of scalable customer-facing features, services, and APIs that process real-time data and AI-powered insights. Build web experiences, contribute to LLM/AI workflows, ensure reliability through observability and rollout practices, and collaborate cross-functionally with Product, Design, ML, and platform teams.

Design, configure, and maintain the Palantir Foundry-based business systems platform. Build dashboards, perform data integrations, support day-to-day system operations and security setup, document processes, plan tasks, and resolve stakeholder inquiries to enable ERP, finance, supply chain, and production workflows.

Design, develop, test, and integrate distributed software for global ground station operations. Build APIs, dashboards, workflow automation, monitoring, and secure interfaces for telemetry, tracking, command, and payload data systems. Conduct post-mission analytics, integrate third-party stations and customer systems, and collaborate with software, networking, and RF/DSP engineering teams to deliver reliable mission-critical infrastructure.

Develops and supports Oracle EBS customizations, extensions, reports, interfaces, workflows, and Oracle Financials solutions. Responsibilities include requirements analysis, fit-gap assessments, workflow mapping, configuration recommendations, SQL/PLSQL development, query optimization, API and data-loader integration, troubleshooting, documentation, testing, user training, and support for financial close, reconciliations, audits, and reporting.

Configure, develop, troubleshoot, and optimize Oracle EBS R12.13.x solutions supporting ODM/MRP, Inventory, Master Scheduling, integrations, and business workflows. Responsibilities include requirements analysis, fit-gap assessments, Oracle configuration, SQL/PLSQL development, query tuning, interfaces and APIs, custom extensions, technical documentation, testing, training, issue resolution, and service request management.

Design, build, and operate services powering card issuance, transaction authorization, wallet provisioning, 3-D Secure, and disputes. Own features end-to-end within a microservice, event-driven architecture, write well-tested code, participate in reviews, and perform operational ownership including on-call and incident response. Leverage AI developer tools to improve velocity and quality.

Develop mission-critical software for Starshield’s GNC organization, including payload management, orbital prediction, system-performance analysis, and distributed systems tools for large spacecraft constellations. Responsibilities span requirements definition, prototyping, development, testing, deployment, monitoring, and ongoing operational support. The role requires collaboration across engineering teams and may involve extended hours or weekend work supporting critical development and on-orbit operations.