Top Product Engineer Jobs in Seattle, WA

Develop and own mechanical designs for smart lighting products from concept through production. Responsibilities include collaborating with product, electrical, manufacturing, and compliance teams; establishing quality metrics; selecting suppliers; fabricating prototypes; supporting tooling and NPI at factories in East Asia and Mexico; applying UL and ETL safety requirements; conducting validation, testing, FAI, and tool bring-up; and maintaining prototyping equipment.

Build identity, login, registration, and account experiences for Android mobile and Android TV using Kotlin. Develop shared Android SDKs, feature-flagged releases, A/B tests, telemetry, and privacy-related functionality at large scale. Diagnose Android device issues, maintain code quality through testing and reviews, document integrations, and collaborate with product, data science, design, legal, and privacy teams.

Build polished, intuitive marketing and growth product interfaces end-to-end. Collaborate with customers, designers, product managers, solutions engineers, and ML engineers to understand needs and deliver features. Architect complex frontend systems, develop CRUD applications, and apply strong backend API design and data-modeling skills using React, TypeScript, and Go.

Own product features end-to-end, including architecture, integrations, technical specifications, deployment, testing, and production reliability. Use AI agents as the primary development tool, delegate implementation, critically review generated code, and ensure financial transaction reliability. Work independently as an individual contributor while helping evolve the company’s AI-first development process.

Own the full-stack design and development of a customer-facing web application in partnership with company founders. Build features using TypeScript and Python, create polished interfaces, and take products from customer discovery through release. Develop demos, launch materials, and promotional campaigns while using analytics and customer feedback to prioritize work. The role requires LLM and agent-based systems experience, strong product judgment, and the ability to work independently in a remote startup environment.

Build and maintain firmware and hardware for SageOx devices, create automated hardware-testing infrastructure, operate OTA fleet updates, and develop cloud, app, and web integrations. Establish agent-operable development harnesses, digital twins, device provisioning, and continuous testing for large-scale fleets. Evaluate future hardware, collaborate with suppliers, and help customize physical products. The role requires hands-on hardware hacking, systems thinking, independent execution, and daily use of agentic AI coding tools.

Build and ship across the full stack, including embedded firmware, mobile and desktop applications, cloud services, Temporal workflows, web frontends, real-time audio streaming, CLI tools, and file systems. Responsibilities include AI memory systems, reliable recording pipelines, audio processing, speaker identification, native call capture, and rapidly delivering production features. The role requires strong product judgment, systems thinking, agentic coding fluency, experimentation, and end-to-end ownership.

Build and own healthcare product surfaces end to end, from user discovery and interface design through API development, deployment, measurement, and migration from Salesforce or Athena. Work across React/TypeScript and Python/FastAPI on AWS, apply AI agents and LLM features, collaborate directly with clinicians and coordinators, and ensure rigorous handling of PHI, access control, and HIPAA-sensitive workflows.

Own the mechanical design and performance of data center cooling products from requirements through manufacturing, testing, and field improvement. Lead calculations, equipment integration, supplier coordination, testing, and design reviews across refrigeration, liquid cooling, airflow, piping, and thermal systems. Provide technical support to engineering teams and customers, including cooling-load analysis, product configuration, technical proposals, and integration guidance.

Paid six-week remote internship supporting government data infrastructure. Responsibilities include building and maintaining web scrapers and ingestion pipelines, researching data sources, validating data quality, monitoring source failures, improving scraper resilience, and documenting extraction logic. The role uses TypeScript, Python, browser automation, APIs, structured data formats, Git, and AI-assisted tooling.

Build and ship full-stack features, integrations, and enterprise customizations for an open-source AI product. Work directly with technical partners and enterprise customers on deployments, pilots, troubleshooting, infrastructure, identity, integrations, and data access. Generalize customer needs into reusable product capabilities, maintain customizations, document deployment processes, and provide roadmap feedback. The role requires strong communication, independent execution, and experience supporting AI-enabled applications in enterprise environments.

Design and ship Golang services within a high-performance distributed system, contribute to React and Next.js frontend development, and build payment infrastructure, event-driven workflows, and real-time data processing. The role includes system design, production-ready coding, testing, documentation, mentoring engineers, and raising engineering standards on a lean, remote-first team.

Senior full-stack engineer responsible for owning mission-critical software from requirements through deployment and sustainment. The role involves working directly with government users and technical stakeholders, architecting and building products across the stack, integrating with government IT systems, and ensuring security and compliance within DoD environments. The engineer will make product and architectural decisions, support technical proposal artifacts, and travel up to 50% to engage with mission owners in the field.

Build and improve HUD’s platform and marketplace for RL training data and evaluations. The Product Engineer will identify user friction, define priorities, design prototypes, and ship full-stack product experiences. Responsibilities include improving agent-run and evaluation workflows, building frontend and backend functionality for onboarding and environment submission, and using user feedback and product signals to iterate. The role requires close collaboration with product, design, engineering, research, and go-to-market teams.

Build and own UI features for Netflix’s TV application across streaming sticks, smart TVs, and cable boxes. Collaborate with product, design, algorithm, and engineering teams to create and refine consumer experiences. Develop TypeScript and JavaScript features using React and Redux, optimize for performance- and memory-constrained devices, conduct A/B testing, and write automated tests using Jest-based frameworks.

Design, build, test, deploy, and operate reusable enterprise integrations using Workato and modern APIs. Partner with engineering teams, define data flows and security models, create custom connectors and integration templates, and ensure production observability, testing, documentation, and support. Translate partner needs into product requirements, support sales proofs of concept, evaluate agent integration patterns, and use AI coding tools while validating security, correctness, and maintainability.

Build and ship full-stack software for school administrators, substitute teachers, and marketplace operations. Own problems end to end, from defining requirements and making product decisions through implementation, automation, and measurement. Develop features, integrations, billing and administrative tools using React, JavaScript or TypeScript, REST APIs, SQL, and relational databases. Apply AI tools, LLM APIs, agents, and automation to replace manual workflows while collaborating directly with cross-functional teams.

Full‑stack product engineer role with backend emphasis: build scalable Node.js services, develop React + TypeScript UIs (React Router v7), design APIs (tRPC/OpenAPI), optimize PostgreSQL queries and data pipelines, improve observability and infrastructure, write well‑tested code, and contribute to architecture and engineering practices in a fintech product.

Own end-to-end client support, troubleshoot production issues, monitor cloud environments, respond to incidents, automate operational tasks, and lead postmortems. Develop and execute manual and automated QA tests, maintain regression suites, integrate testing into CI/CD, and validate AI-powered features. Build documentation, collaborate with engineering and product teams, and improve reliability for regulated-industry clients.

Develop and scale the Lightning AI platform across frontend, CLI, APIs, and backend systems. Build features using React, Python, or Go; improve stability, performance, architecture, automation, and continuous delivery. Collaborate with engineering, product, and design leaders, own end-to-end feature development, reduce technical debt, and mentor engineers on system design and problem-solving.

Leads web infrastructure strategy and standardization for Disney’s consumer-facing media brands. Owns reliability, observability, performance, scalability, resiliency, and risk management for cloud-based services. Drives architecture patterns, technical standards, design reviews, cross-team technical decisions, and mentorship. Requires deep web architecture expertise, AWS experience, and the ability to guide engineering teams toward reliable, scalable delivery.

Drive engineering optimization, yield improvements, automation, and product performance for Nokia’s 800G coherent optical pluggable modules. Analyze large datasets, improve manufacturing capability, maintain product engineering infrastructure, ensure specification traceability, and support prototype development and volume production in collaboration with hardware, test, firmware, reliability, and manufacturing teams.

Builds simulation infrastructure and software-in-the-loop sensor simulation products that help customers test and validate autonomous driving, drone delivery, eVTOL, robotics, and other physical AI systems safely at scale.

Own products and features end to end, from user research and ideation through MVP launches, iteration, pricing, and ongoing success. Build full-stack experiences, collaborate with design, support customers, resolve production issues, participate in on-call rotations, and write documentation. The role emphasizes autonomous product development, agent-facing software, AI-native products, and rapid shipping.

Leads technical strategy and product engineering for RF product families from qualification through production scaling. Oversees hardware, firmware, functional test qualification, yield optimization, reliability, contract manufacturer troubleshooting, NPI, RMA, and production issues. Designs experiments, applies statistical analysis to improve products and processes, mentors senior engineers, and drives cross-functional technical alignment. Requires annual travel to Asia for contract manufacturer engagement.