Software Engineer Jobs in Sunnyvale, CA

Senior Software Engineer focused on AI infrastructure performance insights and observability. Responsible for designing and building monitoring, instrumentation, metrics, and tooling to measure and optimize compute and platform performance while collaborating with infrastructure and ML teams.

As a Senior Software Engineer on the Cash App Banking team, you will lead the design, execution, and delivery of banking features, collaborating across teams to enhance the user experience.

As a Senior Software Engineer on the Developer Experience team, you will drive architectural decisions, design systems for developer productivity, mentor engineers, and enhance the platform's capabilities to improve developer workflows and system reliability.

The Staff Software Engineer leads the Developer Experience team, driving technical strategies and addressing complex developer productivity challenges at CoreWeave, focusing on building robust developer platforms and enhancing engineering processes.

The Staff Software Engineer will lead the architecture and design for AI workload orchestration on Kubernetes, mentoring engineers and driving technical initiatives across teams.

Lead design reviews and architecture in a Kubernetes-native inference platform, improve latency and reliability, mentor engineers, and implement optimizations.

Lead design and delivery of production-grade AI capabilities to improve developer productivity across engineering tools, CI/CD, and embedded software workflows. Define technical vision, integrate AI into toolchains, drive productionization, establish responsible AI standards, mentor engineers, and influence cross-functional roadmaps and implementations.

Develop high-performance software for silicon test pattern generation, silicon application, failure analysis, and yield learning. Create parallel graph traversal and analysis methods, collaborate across technical teams, and apply LLMs, RAG, graph-based machine learning, and reinforcement learning to electronic design automation solutions. The role also involves large-scale model training, data processing, agentic applications, and advanced multi-agent and vector database systems.

Build and maintain customer-ready Linux distributions, installation images, packages, and release processes for NVIDIA AI-RAN and AI products. Integrate NVIDIA software, drivers, and third-party components into Ubuntu and RHEL. Develop build automation and CI/CD pipelines, configure and validate Linux kernels and BSPs, troubleshoot platform integration issues, and collaborate with enterprise Linux and silicon vendors.

Develop bare-metal firmware, system software, and applications for Tegra SoC security use cases. Debug security and system software, build cryptographic Root of Trust systems, and support silicon development from pre-silicon simulation through power-on. Create tests, improve automation and software quality, collaborate across hardware and software teams, and integrate technology with partners. The role also involves security architecture, secure boot, cryptography, confidential computing, and mentoring engineers.

Build and scale Waymo’s ride-hailing marketplace systems for trip management, vehicle-rider matching, pricing, and vehicle positioning. Develop infrastructure to train and deploy machine learning and optimization models for real-time decisions. Create experimentation, monitoring, and analysis systems for deployed models, and partner with data scientists to productionize pricing and matching models.

Build the judgment layer and infrastructure for an agent evaluation platform: orchestration for multi-turn agent scenarios, observability and OpenTelemetry-based tracing, stateful simulation environments, and scalable evaluation pipelines to produce calibrated signals usable for training and gating agent releases.

Build and evaluate machine learning models that generate high-definition maps from raw sensor data. Develop statistical evaluation methods, scalable distributed data-processing pipelines, and backend infrastructure for global mapping. Collaborate with onboard engineering teams to improve mapping formats, manage the full modeling lifecycle, and measure system-wide impact. The role emphasizes autonomous vehicle mapping, large-scale systems, quantitative experimentation, and end-to-end software engineering ownership.

Develops and maintains control-plane software for Layer 2 networking and switching systems. Responsibilities include requirements analysis, software design, C/C++ implementation, unit and integration testing, test automation, performance optimization, troubleshooting, root-cause analysis, and collaboration with architects and distributed teams. The role also contributes to technical specifications, customer issue resolution, standards, white papers, and patents.

Maintain and improve Bazel-based build workflows and CI/CD pipelines to boost developer experience and reliability. Own build performance, remote caching/execution, test sharding, and tooling for a multi-language monorepo. Build internal automation, diagnose CI flakiness, support container and Python packaging workflows, and collaborate with developers, researchers, and platform teams to accelerate delivery.

Lead the technical direction and delivery of Genie One across web, iOS, Android, macOS, and Windows. Build shared frontend infrastructure, native capabilities, authentication and governance systems, and reusable cross-platform patterns. Improve architecture boundaries, testing, release automation, telemetry, performance, and security while mentoring engineers and driving complex customer-facing projects from definition through adoption.

The Software Engineer will develop new products and features for autonomy workflows, collaborate with experts, and take ownership of technical decisions.

The role involves designing and implementing onboard software in C++, collaborating with cross-functional teams, and building autonomy systems for intelligent vehicles.

The intern will develop features for the AI-powered video advertising platform, collaborating with engineers and PMs on full-stack solutions.

Design and implement front-end and back-end systems for a regulated BCI clinical UX and cloud platform. Build real-time and offline rendering engines for high-frequency physiological data, develop APIs and data models, perform rapid prototyping, follow IEC 62304-compliant SDLC, produce documentation, and support clinical teams (travel up to 10%).

The Software Engineer III will design, build, and maintain large scale backend systems in a cloud native environment, collaborating with product managers and mentoring junior engineers.

Technical leader responsible for designing, coding, reviewing, testing, deploying, and maintaining scalable backend services in AWS. Owns service designs, mentors engineers, leads cross-team feature releases, partners with product/finance/compliance, and delivers high-quality production software at scale.

Design, build, and maintain large scale backend systems focusing on performance and reliability. Collaborate with product managers to define and implement features, mentor junior engineers, and deliver projects on schedule.

Own end-to-end development of high-traffic claims, appointments, and payment-posting workflows. Build scalable full-stack features, APIs, data models, tests, dashboards, logging, and alerting for data-dense healthcare billing surfaces. Collaborate with product, design, and billing operations, review code and designs, improve technical standards, and mentor teammates. The role also involves bulk processing, healthcare billing integrations, and selectively deploying LLM-powered productivity features.

Build and own backend services, ERP and supplier integrations, AI agentic workflows, spend analytics, and customer-facing procurement features. Develop evaluation and monitoring systems for production AI, establish architecture, improve security and privacy, and mentor junior engineers. Collaborate directly with customers and founders to shape product direction in an early-stage environment.