Software Engineer Jobs in Sunnyvale, CA

Design, develop, and optimize a low-latency, high-quality media streaming stack for cloud gaming. Analyze GPU/CPU video pipelines, isolate bottlenecks, collaborate with hardware teams, build tools to measure video quality, and implement adaptive streaming and codec-based improvements for resilient performance under variable networks.

Lead architecture and optimization of deep learning inference for autonomous driving platforms. Drive end-to-end performance analysis across models, compiler/runtime (TensorRT/Triton), CUDA kernels, memory and scheduling. Develop model optimization techniques (quantization, pruning, fusion), build profiling and benchmarking tools, and collaborate with platform, perception, safety, and silicon teams to deploy efficient, reliable DNNs on NVIDIA automotive compute platforms.

Lead validation of ML datacenter stacks from cluster to rack scale for CSPs: define test strategies, reproduce and triage customer bugs, validate fixes, run perf benchmarks, manage test data and tooling, produce release-readiness reports, and collaborate with internal and partner engineering teams.

Design and build scalable, production C++ mapping systems using crowdsourced fleet data. Develop 3D reconstruction, multi-view geometry, pose estimation, sensor-fusion, map-fusion, and change-detection algorithms. Create offline pipelines, evaluation metrics, visualization/debugging tools, and integrate maps with perception, localization, and planning systems to improve autonomy safety and coverage.

Lead development of planet-scale mapping systems from crowdsourced fleet data. Design and implement 3D reconstruction, SfM, pose estimation, sensor fusion, map fusion, change-detection, and production C++ pipelines. Build evaluation, visualization, and debugging tools, and collaborate with perception, localization, and planning teams to integrate high-quality maps into autonomous driving systems.

The role involves developing sensor-fusion models for autonomous driving, optimizing model deployment, and leading technical teams in machine learning engineering.

Lead design and implementation of real-time 3D visualization and rendering pipeline for Android-based in-car infotainment. Integrate visual assets, optimize shaders and GPU/CPU/memory for low-latency performance, debug complex rendering issues, and collaborate with product and UX teams to translate perception data into fluid animations on resource-constrained hardware.

Design and optimize high-performance C++/CUDA libraries for GPU-based data processing. Improve multi-node GPU communication (UcxExchange), optimize Presto GPU query performance, and lead enhancements across Presto, Velox, and cuDF projects for efficient DataFrame and database acceleration.

Lead design and implementation of a scalable user identity graph and supporting pipelines. Collaborate with partner teams and applied scientists, build diagnostics, monitoring, security, and deployment frameworks, run experiments and on-call incident management, and drive code quality, testing, and operational readiness.

Design, implement, and maintain embedded networking software for Ethernet switching products. Debug and fix existing code, collaborate with hardware teams, implement L2/L3 features, work with POSIX/System V multithreading, assist in system installation/troubleshooting, and produce high-quality, timely software.

Lead frontend design and delivery of data-intensive, real-time generative-AI user experiences. Build interactive dashboards, streaming UX, scalable state, and integrations with backend systems; mentor engineers and collaborate with product, design, and AI teams to improve latency, accuracy, and user trust.

Lead development and maintenance of networking software for FortiSwitch VM and hardware, implement and fix L2/L3 features, work with Marvell SDKs and hardware teams, perform Linux kernel and driver-level development, and deliver high-quality features on schedule while troubleshooting and collaborating across teams.

Design, develop, and execute functional, system, scaling, throughput, stress and soak tests. Create and maintain automated test scripts, find/isolate/document bugs, and track them to resolution. Diagnose and reproduce customer issues, engage in live troubleshooting, collaborate with developers and QAs, and produce documentation and training. Focused on networking, security, VoIP, and traffic-generator based testing.

Lead development and maintenance of embedded networking software for the FortiSwitch product line. Implement and debug L2/L3 features, integrate with switching ASICs, mentor junior engineers, ensure high-quality releases, and collaborate across engineering and product teams.

Lead QA activities for security networking products: design and run tests, automate scripts and tools, debug and document issues, collaborate with developers and international teams, and produce training and process guidance to improve product quality and team efficiency.

Lead QA for Fortinet product lines: review requirements, design and run test plans, develop automated scripts/tools (Robot Framework, Python), debug issues with developers, document bugs, monitor risks, and support international releases.

Perform functional and performance testing (manual and automated) of high‑throughput firewall/packet‑processing platforms. Write and maintain automation scripts, follow build/test processes, design test beds, identify equipment, and log and track defects while collaborating with developers and QA teams.

Design, develop, test, and maintain GenAI/LLM software and integrations for cloud and on-prem environments. Troubleshoot existing products, implement new features, ensure code quality with source control, optimize large-scale high-performance systems, and document maintenance procedures while collaborating across teams.

Develop secured enterprise wireless products and features, including Linux kernel and driver work for WiFi chipsets, implementing WiFi security protocols, and contributing across the full software development cycle for enterprise wireless solutions.

Design, implement, and maintain cloud solutions and FortiWeb software. Fix bugs, develop new features, research new technologies, document and version-control code, and produce technical documentation.

Design, develop, and maintain embedded software features for FortiGate/FortiSwitch switch-controller products. Fix bugs, optimize performance, implement high-quality features, perform code reviews, collaborate across teams, and document and communicate technical work.

Design, build, and enhance the FortiSASE platform focusing on scalability, reliability, AI-driven features, telemetry analytics, data persistence, and RESTful APIs. Collaborate with engineering, product, and operations teams to architect solutions, evaluate emerging AI/ML technologies, troubleshoot production issues, and drive MLOps and observability practices.

Develop and maintain next-generation network security appliances: design, implement, and support Linux kernel and driver code for SoC-based systems and Broadcom/Marvell switch/PHY chips, build new features, and perform low-level debugging for firewall platform modules.

Develop secured enterprise wireless products including Linux kernel and driver development for Wi‑Fi chipsets and implementation of Wi‑Fi security protocols. Collaborate with cross-functional teams, contribute to system design, and ensure high-quality, production-ready embedded software.

Design, execute and maintain functional and automated tests for high-end firewall and carrier networking products. Build and optimize virtual/hardware test environments, run CI/CD aligned testing, troubleshoot network and VM issues, document defects, and collaborate with developers and QA to validate new features.