Top Tech Jobs & Startup Jobs in Seattle, WA

Develop scalable C++ software that defines and enforces endpoint behavior across millions of managed Windows endpoints. Responsibilities include implementing features, improving platform performance, shipping production code, designing new systems, writing architecture documents, defining subsystem contracts, and collaborating with server, UI, product, and design teams. The role requires deep Windows systems and kernel-driver expertise, with preferred experience in WHQL, minifilter or WFP drivers, macOS Endpoint Security, and Linux kernel development.

Leads performance engineering across the organization by designing load-testing and data-generation frameworks, defining benchmarks and standards, analyzing application, database, and system behavior, and guiding teams in performance optimization. Builds reusable tooling and best practices using k6, JavaScript, Grafana, and InfluxDB while addressing scalability, latency, throughput, and reliability challenges in distributed cloud-native systems.

Own the vision, roadmap, prioritization, and delivery of NinjaOne’s core endpoint management capabilities, including automations, policies, agents, configurations, and dashboards. Collaborate with engineering, design, support, customers, and MSPs to define requirements, workflows, and product improvements. Use customer feedback and usage data to guide decisions, ensure platform cohesion, and deliver scalable solutions for IT teams managing endpoints.

Develop and architect scalable Java software for NinjaOne’s endpoint management platform. The role involves building high-availability services, leading technical initiatives, making architectural decisions, improving quality practices, collaborating cross-functionally, mentoring engineers, and addressing scalability, performance, and technical debt challenges.

Develop and scale backend patch-management software using Java and Kotlin for millions of endpoints. Implement enterprise software, design scalable systems, build REST services, work with relational databases and caching systems, and uphold rigorous testing and quality standards. Collaborate with AI workflow, server, platform, design, and product teams. React or Angular experience may support occasional frontend work.

Build and maintain scalable, internationalized React interfaces for a SaaS platform. Implement localization in front-end components, manage localization files, coordinate translation workflows, and validate localized builds across languages and regions. Partner with engineering, design, vendors, and localization teams to resolve UI and internationalization issues, support localization QA, and ensure release readiness. The role requires strong front-end development, localization engineering, testing, communication, and independent project management skills.