Principal Software Engineer Jobs in Seattle, WA

Champion the design of engaging web experiences, marketing visuals, and a new AI-powered tool by collaborating with leadership and engineering teams, ensuring cohesive branding and user experiences ac...

Join us to lead a high-impact engineering team focused on building scalable safety tools and AI solutions that protect users and moderators. Drive innovation in a rapidly evolving environment while ow...

Join a team that's redefining AI in lending by owning platform capabilities, driving innovation, and enhancing developer experiences for B2B SaaS products while ensuring compliance and reliability in...

Drive complex structural projects with a focus on water resources, leading teams from design to construction while developing client relationships and mentoring junior engineers to enhance project del...

Pioneer innovative solutions in cloud security by building a robust credential distribution platform for Amazon's infrastructure, ensuring reliability and scalability that supports thousands of teams...

Unlock potential by leading the design and architecture of innovative distributed systems, managing data security and performance while mentoring a talented engineering team to drive impactful solutio...

Lead the vision and architecture for secure development products, collaborate with teams to understand customer needs, and drive effective engineering and business decisions in a dynamic environment f...

Design and build backend services for real-time fraud detection. Own features end-to-end, enhancing customer experiences while ensuring system integrity. Collaborate with cross-functional teams to mai...

Optimize the performance of AWS's Machine Learning infrastructure by building and maintaining CI/CD systems, orchestrating GPU clusters, and developing AI automation to ensure reliable ML software del...

Empower transformative telehealth solutions by designing and implementing robust software infrastructure. Join a dynamic team to innovate, automate, and streamline applications, impacting the healthca...

Deliver innovative software solutions for a cutting-edge heavy-lift launch vehicle, contributing to safety-critical systems in embedded software development for spaceflight operations and ground syste...

Drive innovation by developing next-gen EC2 machine learning platforms, collaborating with cross-functional teams in hardware, firmware, and software to optimize high-performance training and inferenc...

Shape scalable business solutions as a Senior Business Operations Engineer, collaborating with GTM teams to drive technical innovation using Salesforce and integrations. Leverage your development expe...

Join us to transform virtualized networking by developing high-performance systems software, ensuring optimal delivery of cloud infrastructure features. Collaborate in a dynamic team, enhancing the cu...

Transform the future of cloud technology by driving the development of next-gen EC2 machine learning platforms, collaborating with diverse technical teams to enhance high-performance computing capabil...

Grow your career with a pivotal role driving the strategy and execution of a resilient, highly available multi-cloud database infrastructure, impacting critical services across various operational env...

Join a team that revolutionizes customer service with AI solutions, leveraging your expertise in LLMs and conversational design to implement and optimize AI agent deployments for diverse enterprise cl...

Play a key role in designing and executing advanced automation testing frameworks, ensuring quality across UI, API, and data layers while driving continuous improvement through AI-driven testing strat...

Lead the charge in managing complex multidisciplinary projects from concept to delivery, ensuring top-notch client satisfaction and adherence to best practices. Collaborate with cross-functional teams...

Design and build high-performance services to manage AWS customer costs and analytics. Collaborate with engineers and customers to innovate and deliver scalable solutions that enhance user experience...

Lead the charge in coordinating complex projects across clinical and operational teams. Ensure smooth execution of initiatives that enhance care delivery for millions by bridging product launches and...

Lead the charge in managing project direction and financial outcomes. Oversee large and multiple projects, directing on-site staff while fostering strong client relationships and demonstrating excelle...

Collaborate to design and build exceptional digital products, enhancing user experience and performance. Partner with product managers and engineers, ensuring scalable cloud solutions from conception...

Champion growth and innovation by architecting the acquisition strategy for a cutting-edge fintech product, driving scalable marketing efforts, and leading cross-functional collaboration to maximize i...

Innovate large-scale software solutions, collaborating across teams to design, develop, and enhance payment processing systems, ensuring optimal reliability and performance in a dynamic environment...