Senior Software Engineer - Back End TillsterSenior Software Engineer - Back EndSeattle, WA$150,000–$165,000 / yearWe are looking for a Senior Engineer (bordering on Architect) to own and evolve the payment-terminal platform behind our kiosks: a layer of 40+ integrations spanning card-present terminals, semi-integrated and cloud processors, and cash automation. You will re-architect this into a modular, pluggable SDK so internal teams and external/third-party developers can build new integrations against a stable, versioned contract without forking the core, and you will stay hands-on, implementing new integrations down to the wire-level protocol.
Software Engineer I Trade DeskSoftware Engineer IBellevue, WA$151,400–$227,000 / yearMust have one (1) year of experience with: REST API frameworks; distributed system; software development on Linux operating system, including Git; python and shell scripting; relational databases and writing SQL queries; client-server architecture; and cloud platforms and technologies similar to AWS, Azure, and/or GCP. The Trade Desk is a global technology company and the world’s leading independent platform for digital advertising, with nearly 4,000 employees across more than 30 offices.
Staff Software Engineer, HPC ZooxStaff Software Engineer, HPCSeattle, WAYou will modernize our HPC platform—built on industry-leading technologies like Ray.io, SLURM, and Kubernetes—with a focus on reliability, scalability, and world-class developer velocity. These HPC services form the backbone of development workflows across all Zoox software teams, from data engineering to training our AI models in Perception, Planner, Prediction, to Simulation, and more.
Software Engineer, Specs, Level 5 SnapchatSoftware Engineer, Specs, Level 5Bellevue, WA$209,000–$313,000 / yearThe Company operates Snapchat, a visual messaging app that enhances your relationships with friends, family, and the world, and Specs Inc., a wholly-owned subsidiary dedicated to making computing more human, in addition to Bitmoji, Saturn, and other digital services. Specs feature see-through lenses that place digital objects directly into three-dimensional space, powered by Snap OS, a proprietary, context-aware operating system designed for natural interaction with your hands and voice.
Staff Software Engineer, Deployment Platform Stripe, Inc.Staff Software Engineer, Deployment PlatformSeattle, WAPartner with Resource Automation on projects that span deployment orchestration and cloud resource management (IAM, account provisioning, infrastructure automation), with Feature Deployments on change-safety tooling (feature flags, configuration management, change audit logs) that integrates with or depends on the deployment pipeline, and with the service mesh team on routing capabilities that enable advanced deployment patterns such as canary rollouts and merchant-priority traffic shaping. The team is executing several concurrent platform transformations: containerizing host-based services at scale, adding intelligent multi-service deploy pipelines, extending real-time anomaly detection to earlier stages of traffic shifts, and rebuilding deployment event infrastructure on top of a durable message bus.
Sr Software Engineer - Backend API Platform Trade DeskSr Software Engineer - Backend API PlatformSeattle, WA$124,900–$228,900 / yearWhere the wider company runs a global-scale DSP, Ventura is closer to a startup inside it: a small team, direct influence over product direction, and a real OS shipping to real devices in real living rooms. This role sits at the intersection of API design, identity engineering, and platform work: the problem space spans OAuth and OIDC flows, device attestation, and the authorization model that scopes every request to the right partner, user, and device.
NewGPU Programming Software Engineer Expert - Remote YO AI LabsGPU Programming Software Engineer Expert - RemoteSeattle, WashingtonRemoteWe are seeking experienced GPU Programmers / Software Engineers to design and optimize GPU-based tasks for AI and LLM applications. You will apply your expertise in GPU programming, performance optimization, and C++ development to build high-performance solutions.
Senior Software Engineer - Iot Platform EchodyneSenior Software Engineer - Iot PlatformKirkland, WA$137,196–$205,382 / yearDevelop & Integrate: Act as a technical driver for components living on the edge, specifically focusing on how those components interact with AWS cloud services and APIs. Technical Leadership: Experience as a Lead or Senior Engineer (3+ years in leadership) with a track record of driving a small team to meet delivery commitments.
NewSenior Software Engineer - Identity Graphs Trade DeskSenior Software Engineer - Identity GraphsBellevue, WA$124,900–$260,000 / yearDistributed systems experience — Experience designing and building large-scale distributed systems across cloud and physical infrastructure, including always-on services across a variety of technologies and service layers. This work sits at the intersection of data engineering, distributed systems, and data science/ML, and directly shapes how the open internet operates for advertisers and publishers worldwide.
Principal Software Engineer, Business Experience SnapchatPrincipal Software Engineer, Business ExperienceBellevue, WA$276,000–$414,000 / year10+ years of post-Bachelor's software development experience; or a Master's degree in a technical field + 9+ year of post-grad software development experience; or a PhD in a related technical field + 6+ years of post-grad software development experience. The Company operates Snapchat, a visual messaging app that enhances your relationships with friends, family, and the world, and Specs Inc., a wholly-owned subsidiary dedicated to making computing more human, in addition to Bitmoji, Saturn, and other digital services.
Principal Software Engineer, Ads Format, Level 7 SnapchatPrincipal Software Engineer, Ads Format, Level 7Seattle, WA$276,000–$414,000 / yearMinimum Qualifications: 10+ years of post-Bachelor's software development experience; or a Master's degree in a technical field + 9+ year of post-grad software development experience; or a PhD in a related technical field + 6+ years of post-grad software development experience. The Company operates Snapchat, a visual messaging app that enhances your relationships with friends, family, and the world, and Specs Inc., a wholly-owned subsidiary dedicated to making computing more human, in addition to Bitmoji, Saturn, and other digital services.
Senior Software Engineer - C++ GPU Performance ZooxSenior Software Engineer - C++ GPU PerformanceSeattle, WA$217,000–$307,000 / yearIn this role, you will: Build real-time instrumentation for performance monitoring (CPU, GPU, latency, memory) and develop offline benchmarking frameworks, tools, and scripts to evaluate & analyze performance at scale in CI/vehicle, and establish budgets for next-gen architectures. Experience with GPU kernel development in a real-time environment, including PTX-level programming, CPU SIMD instructions (e.g., AVX intrinsics), and custom CUDA layers with frameworks like TensorRT & XLA.
Principal Software Engineer, Machine Learning Infrastructure SnapchatPrincipal Software Engineer, Machine Learning InfrastructureBellevue, WA$276,000–$414,000 / year10+ years of post-Bachelor's software development experience; or a Master's degree in a technical field + 9+ year of post-grad software development experience; or a PhD in a related technical field + 6+ years of post-grad software development experience. The Company operates Snapchat, a visual messaging app that enhances your relationships with friends, family, and the world, and Specs Inc., a wholly-owned subsidiary dedicated to making computing more human, in addition to Bitmoji, Saturn, and other digital services.
Software Engineer - C++ GPU Performance ZooxSoftware Engineer - C++ GPU PerformanceSeattle, WA$168,000–$239,000 / yearIn this role, you will: Build real-time instrumentation for performance monitoring (CPU, GPU, latency, memory) and develop offline benchmarking frameworks, tools, and scripts to evaluate & analyze performance at scale in CI/vehicle, and establish budgets for next-gen architectures. Experience with GPU kernel development in a real-time environment, including PTX-level programming, CPU SIMD instructions (e.g., AVX intrinsics), and custom CUDA layers with frameworks like TensorRT & XLA.
Software Engineer - Network (C++) SpaceXAISoftware Engineer - Network (C++)Seattle, WA$180,000–$440,000 / yearColossus powers Grok and our frontier AI models with a custom, high-performance datacenter network that delivers ultra-low latency and massive bandwidth across hundreds of thousands of GPUs. Build tools for software development, deployment, data analysis, visualization, and testing across virtualized environments, hardware-in-the-loop setups, and live production clusters.
Staff Software Engineer, Fullstack QXOStaff Software Engineer, FullstackSeattle, Washington$160,000–$288,000 / yearFull timeQXO is North America’s largest distributor and installer of insulation, the second-largest distributor of roofing products, the second-largest publicly traded distributor of lumber and building materials, and the largest distributor of waterproofing products. You’ll collaborate across engineering, product, and design teams to build secure, reliable, and extensible services and user interfaces that serve millions of users across web and mobile platforms.
Staff Software Engineer, Data QXOStaff Software Engineer, DataSeattle, Washington$175,000–$400,000 / yearFull timeQXO is North America’s largest distributor and installer of insulation, the second-largest distributor of roofing products, the second-largest publicly traded distributor of lumber and building materials, and the largest distributor of waterproofing products. This role is critical in supporting machine learning and AI applications, ensuring a robust, well-architected, and optimized data infrastructure that powers data science and AI teams to develop high-performing models.
Senior Software Engineer, Backend QXOSenior Software Engineer, BackendSeattle, Washington$138,000–$235,000 / yearFull timeQXO is North America’s largest distributor and installer of insulation, the second-largest distributor of roofing products, the second-largest publicly traded distributor of lumber and building materials, and the largest distributor of waterproofing products. You’ll collaborate across engineering, product, and design teams to build secure, reliable, and extensible services and user interfaces that serve millions of users across web and mobile platforms.
Software Engineer, Fullstack QXOSoftware Engineer, FullstackSeattle, Washington$105,000–$200,000 / yearFull timeQXO is North America’s largest distributor and installer of insulation, the second-largest distributor of roofing products, the second-largest publicly traded distributor of lumber and building materials, and the largest distributor of waterproofing products. What you will do: As a Senior Software Engineer on the QXO eCommerce team, you will help design, build, and maintain the core services and user experiences that power our commerce platform.
Software Engineer, Platform - Kirkland, WA, USA SpeechifySoftware Engineer, Platform - Kirkland, WA, USAKirkland, WAOver 50 million people use Speechify's text-to-speech products to turn whatever they're reading – PDFs, books, Google Docs, news articles, websites – into audio, so they can read faster, read more, and remember more. The responsibilities of our Platform team include building and maintaining all backend services, including, but not limited to, payments, analytics, subscriptions, new products, text to speech, and external APIs.