Software Engineer Jobs in Bellevue, WA

Designs, develops, tests, deploys, and documents scalable software and RESTful APIs in highly available environments. Collaborates with software, network, and systems engineers; contributes to architecture, innovation, technology strategy, and mentoring. Manages DevOps automation, CI/CD pipelines, virtual machines, configuration, cloud environments, monitoring dashboards, application reliability, PostgreSQL databases, and service integrations using Agile methodologies.

Embed application security throughout the software development lifecycle by conducting secure code reviews, identifying vulnerabilities, integrating SAST, DAST, and SCA tools into CI/CD, and improving cloud security controls. Partner with engineering teams on secure system design, authentication, authorization, cryptography, offensive security, and risk reduction. Communicate security recommendations to technical and non-technical stakeholders and support secure software delivery in Agile environments.

Design, develop, test, and maintain software for material handling and warehouse automation. Collaborate with cross-functional teams, integrate software with hardware, implement RESTful microservices, troubleshoot and optimize real-time systems, and produce documentation and tests to ensure reliability and performance.

Develop and lead front-end web applications and APIs for Chewy's Discovery experience. Collaborate with product, design, data science, and infrastructure teams to optimize search, recommendations, performance, scalability, and 24x7 service reliability. Drive architecture, testing, deployment best practices, and technical leadership across the organization.

Design, implement, test, and deploy scalable billing platform software. Contribute to system design, mentor teammates, evaluate technologies, document designs and code, and deliver high-availability solutions integrating microservices, event-driven architectures, and AI tools.

Leads enterprise-wide software architecture and technology strategy, designing globally distributed, highly scalable, fault-tolerant systems. Drives modernization, API and data architecture governance, reliability engineering, observability, DevOps, CI/CD, performance optimization, and disaster recovery initiatives. Partners with executives and product leaders on roadmaps, resolves critical production issues, conducts architectural reviews, and mentors senior engineering talent across multiple teams and business units.

As a Senior/Lead AI Software Engineer, you will develop intelligent agents for supply chain tasks, drive architectural decisions, lead technical strategies, and collaborate across teams while mentoring engineers.

Design, develop, optimize, test, and debug high-assurance embedded Linux software for radar equipment subsystems using C++. Participate in code and design reviews, improve development and testing practices, automate testing, and collaborate with radar, signal-processing, hardware, and software teams. The role owns assigned software components and contributes to secure, real-time platform functionality, including systems-level programming, communication protocols, and continuous improvement.

Develop foundational XR support for the Unity Engine by integrating third-party SDKs and next-generation hardware platforms. Collaborate with internal teams and external partners to deliver consistent AR/VR development experiences. Implement engine technologies, investigate issues, participate in code reviews and planning, and write automated tests. Coordinate with embedded QA to establish testing methodologies and maintain software quality.

Design and implement scalable, low-latency AI security infrastructure and high-performance networking code in Rust. Collaborate with product and cross-functional teams, debug complex network/system issues, and deliver secure, testable solutions for large-scale cloud security platform.

Lead technical strategy, architecture, and implementation for ML inference platform services. Design and scale distributed, high-throughput inference systems, collaborate across teams, drive availability, scalability, operational excellence, cost management, and provide company-wide technical direction and mentorship.

Lead technical direction, design, build, and operate Snap's large-scale service and compute infrastructure. Drive platform roadmaps, reliability, observability, CI/CD, and developer experience. Act as hands-on staff tech lead across cross-functional initiatives, mentor engineers, and shape infrastructure for an AI-first future.

The Senior Software Engineer will design and build secure sandboxed runtime environments for Kubernetes, focusing on GPU workloads and ensuring performance and security in multi-tenant configurations.

Design, build, and maintain scalable backend services (Python/Django) and responsive React frontends. Integrate AI models and analytics, collaborate on architecture and code reviews, optimize performance, scalability, and security, and improve developer experience using modern AI-assisted tooling and CI/CD pipelines.

Responsible for developing and supporting high transaction e-Commerce systems, creating web services, and mentoring software engineers, while ensuring code quality and system performance.

Design, develop, and support Snowflake's petabyte-scale, highly parallel, fault-tolerant cloud database. Analyze performance and scalability bottlenecks, implement query optimization and distributed data-processing algorithms, instrument and debug system components, and build tools to surface customer workload insights.

As a Senior iOS Engineer at Speechify, you'll lead engineering decisions, support product growth, and enhance app architecture, while working in a fast-paced, remote environment.

The Software Engineer will manage data collection for model training, extend cloud infrastructure for ingestion pipeline, and collaborate with scientists to enhance data quality and efficiency.

Own and run backend Go services for billing: demand/capacity matching, metering-to-invoicing pipeline, customer-facing APIs and dashboards. Ensure audit-grade revenue lineage, SLAs, observability, production hardening, and on-call readiness. Drive technical initiatives, mentor engineers, and collaborate with RevOps, Finance, and Product.

The Staff Software Engineer will design and implement the backend architecture for Marimo's molab, focusing on high availability, low latency, and system stability, while utilizing CoreWeave's infrastructure.

As a Staff Software Engineer on the Inference team, you'll lead architecture and optimization for Kubernetes-native AI workloads, enhancing performance and reliability across services.

Lead design and implementation of multi-regional data platform and stream-processing architecture. Drive event-driven adoption, mentor engineers, ensure scalability, reliability, security, compliance, and participate in on-call operations.

This internship focuses on developing software solutions for wholesale energy markets within GE Vernova’s Grid Software Solutions organization. Interns will solve energy optimization and power systems problems, apply software and analytical skills, and gain hands-on experience with digital technologies. Desired areas include machine learning, deep learning, GPU applications, quantum computing, artificial intelligence, conversational AI, optimization, and power systems.

Design, develop, test, and maintain scalable web services and developer tools using C# and Python. Optimize application code, databases, and distributed systems. Troubleshoot systems, collaborate with product and engineering teams, perform code reviews, and independently plan and execute features, monitoring, and validation tools following modern software engineering practices.

The Full-Stack Software Engineer will design, implement, and test scalable products, mentor team members, and ensure quality in code through automated testing and peer reviews.