Top Software Engineer Jobs in Seattle, WA

The Software Engineer Principal leads the design and development of large-scale systems, mentoring teams and driving architecture decisions while ensuring compliance with best practices and security standards.

Seeking a Software Engineer/Senior Software Engineer to design, develop, and deliver quality backend services and APIs using Go, with emphasis on Kubernetes and cloud services.

Collaborate to build backend systems for WorkWhile's platform, enhancing reliability, performance, and scalability while embracing a collaborative mindset and continuous learning.

The role involves designing and deploying AI automation in the platform, focusing on LLMs to enhance operational workflows and user experience.

The Senior Software Engineer will design and support Kubernetes infrastructure, develop applications in Go, and enhance platform reliability, performance, and observability in CoreWeave's AI-focused environment.

The Software Engineer role involves building scalable discovery systems, integrating machine learning for recommendations, and collaborating with cross-functional teams to enhance the platform experience.

Lead the development of a high-scale Customer Support platform, translating user needs into technical solutions and driving delivery. Engage in building user experiences and automations to enhance customer satisfaction and support operations.

As a Software Engineer on the Seller Growth Platform, you'll design systems for fraud detection, scalable infrastructure, and seller success while balancing growth and trust.

Design and implement CIAM backend services for authentication and authorization. Integrate identity systems, manage secure flows, and automate infrastructure.

As a Software Engineer, you'll design, build, and maintain IAM solutions, ensuring security and reliability while working with cloud computing standards.

As a Billing & Analytics Software Engineer, you'll design and maintain the billing pipeline, integrate billing systems, and develop customer-facing analytics dashboards to support revenue recognition and operational observability.

The Staff Backend Software Engineer will design and improve scalable backend systems for Dropbox's Commerce Platform, ensuring system reliability and data consistency while influencing technical strategy and collaborating with cross-functional teams.

Design, maintain, and evolve core backend systems and APIs. Collaborate with product teams to create durable and reusable systems while enhancing performance and security.

The software engineer will build full-stack features for Kora's voice AI agent, integrating data, refining prompts, and expanding multi-modal capabilities while mentoring peers and ensuring technical quality.

Develop and optimize frontend systems for the Purchasing Integrations team using JavaScript frameworks, while ensuring performance and integration within diverse merchant environments.

As a Software Engineer I, you'll contribute to the Home and Search Experience team at Affirm, collaborating on backend systems and APIs, ensuring quality code, and driving user engagement initiatives.

As a Software Engineer, you will enhance security systems for user accounts, ensuring robust authentication and authorization, while contributing to scalable infrastructure, and handling sensitive user data.

The Senior Backend Software Engineer at Headway will design software architecture, mentor teams, and evaluate technology to enhance mental healthcare accessibility.

The Software Engineer/Senior Software Engineer will design, develop, and deliver high-quality software while supporting team collaboration and continuous improvement. They will engage in code reviews and technical discussions.

The Software Engineer will improve payments infrastructure, collaborate with teams, mentor others, and deliver high-quality products while focusing on user needs.

Develop and maintain systems for performance marketing, focusing on data pipelines, automation tools, and attribution logic while collaborating with Growth, Marketing, and Data teams.

The Staff Software Engineer will build a new mental healthcare system, architect complex systems, drive technical vision, and mentor engineers, focusing on provider growth.

Design and implement secure, scalable backend services for voice agents, integrate AI models and telephony, improve inference, debug concurrent systems, and collaborate with Product to deliver features end-to-end.

Lead the design and implementation of backend services for data cataloging and ML training systems, focusing on performance and scalability.

As a Staff UI Software Engineer, you will lead the design and architecture of the Basis application, mentoring others and driving large-scale projects while enhancing UI performance and quality.