Top Senior Software Engineer Jobs in Los Angeles, CA

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.

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.

Design, develop, and support scalable systems across web, cloud, and enterprise platforms, focusing on full-stack features, third-party integrations, and performance optimization.

The Senior Software Engineer will design and maintain backend services for recognition AI solutions, lead a small team, and drive technical improvements.

Design, build, and operate high-performance, scalable backend services for media playback. Lead architecture, author technical proposals, participate in on-call rotations, mentor engineers, and contribute to technical community knowledge-sharing.

Design, build, deploy, and operate a high-concurrency, resilient configuration and publishing platform. Lead cross-team projects, set technical direction, improve engineering productivity, optimize performance, and maintain end-to-end ownership of distributed systems at scale.

The Senior Software Engineer will build user features using Golang and cloud technologies, lead tool implementation, and collaborate across teams to enhance productivity.

The role involves designing and expanding backend systems, mentoring engineers, and executing technical strategies to modernize architecture and improve system performance.

Lead architecture and technical direction for Payments platform, building scalable, fault-tolerant distributed systems, defining roadmaps, ownership of production reliability, cross-functional partnership, and mentoring engineers to improve platform quality and scalability.

Build and scale full-stack customer and agent support experiences across React/TypeScript frontends and Go backend services. Own APIs, integrations, and AI/ML vendor integrations, drive CX outcomes through experimentation and metrics, improve reliability through on-call incident response, and collaborate with Product, Design, and Ops to deliver measurable product outcomes.

Lead architecture and multi-year technical strategy for financial data pipelines and reporting. Design and deliver backend services in Go, ensure accuracy, timeliness, and auditability of financial data, and partner with Finance/Accounting/Tax to translate regulatory requirements into scalable systems. Mentor senior engineers and set architectural standards across Financial Engineering.

Lead design and implementation of scalable content metadata services using Java/Python and AWS. Own production reliability (on-call, incident RCA), drive architecture for event-driven/streaming systems, perform code reviews, mentor engineers, and collaborate with product and program teams to deliver high-quality features.

As a Senior Software Engineer, you will develop software for satellite operations, collaborate on mission architecture, and mentor engineers.

Design and develop flight software for spacecraft and telescope systems, ensuring high reliability and effective integration with hardware components. Collaborate with multidisciplinary teams on debugging and system validation tasks.

Responsible for the architecture, design, development, and integration of ISR software systems, leading teams and projects with technical leadership.

Design, build, and maintain scalable full‑stack web applications in a cloud containerized environment. Improve reliability and observability, ship features, refactor codebase, and collaborate with hardware, product, and design teams while promoting testing and knowledge sharing.

Design, build, and operate backend Go services and smart contracts that mint, burn, bridge, and reconcile wrapped assets across multiple chains. Own end-to-end delivery from smart contract deployment through API design, SLOs, and production rollout. Drive asset migration pipeline improvements, run on-call operations, build observability and runbooks, and mentor junior engineers.

Design, scope, prototype, and deliver backend and full-stack features for the Retail Grocery platform. Make technical decisions, deploy AI-native experiences, engage directly with customers and iterate quickly to meet retail needs.

Design and deliver blockchain network infrastructure and platform APIs, lead multi-quarter initiatives (chain integrations, re-architecture, data migrations), define APIs/SLOs/observability and on-call ownership, ship SDKs and platform primitives, establish data contracts, and simplify cross-chain operations to enable analytics, ML, and data engineering teams.

Develop, test, deploy, and maintain mission planning software on Windows. Improve CI/CD pipelines, create installers, support formal test events and automated testing, troubleshoot systems, work in Agile scrums, author deliverable documentation, and interface with customers. Support Scrum Master duties and on-site integration activities.

Lead technical direction and delivery for the Acquisition & Onboarding full‑stack team. Build and maintain mobile (React Native/native) and web experiences, backend services at scale, and operational tooling. Drive architecture, mentor engineers, ensure reliability/monitoring/on‑call readiness, collaborate with product and design, and improve dev processes, testing, and release practices to impact conversion and retention.

The Senior Software Engineer for Support AI will develop voice and chat systems for customer support, driving projects from concept to production, while collaborating across teams and improving AI capabilities through integration and data insights.

Lead architecture and technical vision for Rula's RCM Payments team. Design scalable, distributed payment and claims systems, partner with product and clinical stakeholders, mentor engineers, drive cross-team initiatives, and apply modern engineering practices including microservices, event-driven systems, and full-stack TypeScript/React/Node.js development.

Lead front-end technical strategy for Coinbase Advanced trading platform: define and execute a scalable roadmap, deliver a low-latency interface across web and mobile, mentor engineers, anchor complex projects, and ensure high standards for code quality and system design.