The **Senior Firmware Engineer** designs, implements, tests, and maintains low-level software that runs on embedded devices (MCUs/MPUs) and enables reliable product functionality, connectivity, security, and updatability. This role typically sits within **Software Engineering** and bridges software practices with hardware realities—timing, memory, power, peripherals, and production constraints—while applying modern engineering rigor (CI, automated testing, secure coding, observability).

The **Senior Embedded Software Engineer** designs, implements, debugs, and sustains production-grade embedded software that runs on constrained devices and edge systems (MCUs, SoCs, and embedded Linux platforms). The role focuses on **reliable firmware and low-level software**, integrating with hardware, real-time constraints, and connectivity/security requirements while enabling product features and lifecycle maintainability.

The **Senior Distributed Systems Engineer** designs, builds, and operates the core backend services and infrastructure patterns that enable software products to scale reliably across multiple nodes, regions, and failure domains. This role focuses on correctness under concurrency, resilience under partial failure, and performance under real-world production workloads—often in cloud-native environments where services, data stores, and networks are inherently distributed.

The Senior Compiler Engineer designs, implements, and improves compiler toolchains that translate high-level code into efficient, correct, and secure machine executables or intermediate representations. This role exists to deliver measurable improvements in runtime performance, compilation throughput, portability, and developer experience for languages, frameworks, and platforms used across the company’s products and internal engineering ecosystem.

The **Senior Backend Engineer** designs, builds, and operates reliable backend services and APIs that power customer-facing products and internal platforms. This role balances hands-on delivery with technical stewardship: shaping service architecture, setting engineering standards, improving operational health, and mentoring peers to raise the team’s overall capability.

A Senior API Engineer designs, builds, secures, and operates high-quality APIs that enable internal teams and external partners to reliably access product capabilities and data. The role focuses on API-first product delivery, ensuring APIs are consistent, discoverable, observable, and performant across their lifecycle—from design through deprecation.

The Senior Android Engineer designs, builds, and continuously improves high-quality Android applications that deliver reliable, secure, and performant user experiences at scale. The role exists to ensure the company’s mobile product capabilities are implemented with strong engineering rigor—balancing user experience, maintainability, delivery speed, and platform excellence.

A Search Engineer designs, builds, and operates the search and retrieval capabilities that power how users discover content, products, documents, or data within an application or platform. This role focuses on relevance, ranking, query performance, indexing pipelines, and observability—ensuring search results are accurate, fast, and resilient at scale.

The Principal Web Engineer is a senior individual contributor who sets the technical direction and raises the engineering standard for web experiences across the organization. This role designs, evolves, and governs the architecture of customer-facing and internal web applications, ensuring they are secure, performant, accessible, scalable, and maintainable while enabling product teams to deliver quickly and safely.

The **Principal Systems Engineer** is a senior individual contributor (IC) who designs, governs, and continuously improves the reliability, scalability, and operability of the company’s production and pre-production systems. The role sits at the intersection of software engineering and infrastructure/platform engineering, setting technical direction for how systems are built, deployed, secured, observed, and maintained across teams.

The Principal Software Engineer is a senior individual contributor (IC) engineering leader responsible for shaping and evolving the technical direction of critical product and platform areas, while materially improving engineering execution, quality, reliability, and long-term maintainability. The role operates across multiple teams and services, solving ambiguous, high-impact technical problems and setting standards that scale with organizational growth.

The Principal Search Engineer is a senior individual contributor responsible for the architecture, relevance, performance, and operational excellence of a company’s search and retrieval capabilities across products and internal platforms. This role combines deep information retrieval (IR) expertise with distributed systems engineering to deliver fast, reliable, and high-quality search experiences at scale.

The Principal Mobile Engineer is the senior-most hands-on individual contributor (IC) accountable for the technical direction, engineering quality, and long-term scalability of a company’s mobile applications and mobile platform capabilities. This role shapes mobile architecture, drives cross-team alignment, and ensures that mobile delivery reliably supports product growth, customer experience, and business outcomes.

The **Principal Kernel Engineer** is a senior individual contributor (IC) responsible for the architecture, development, performance, reliability, and security of the operating system kernel and closely coupled low-level components (e.g., device drivers, filesystems, memory management, networking, virtualization interfaces). This role leads technically through design authority, deep debugging expertise, and stewardship of kernel lifecycle practices across products and platforms.

The Principal iOS Engineer is a senior individual contributor (IC) responsible for the technical direction, architecture quality, and engineering excellence of iOS applications and supporting mobile platform capabilities. This role operates as a force multiplier: delivering complex, high-impact features while setting standards that improve the productivity, reliability, security, and maintainability of iOS engineering across multiple teams.

The Principal Graphics Engineer is the technical authority for real-time rendering and GPU performance across a product or platform, responsible for ensuring visual fidelity, frame-time stability, and scalable rendering architecture. This role designs and guides the evolution of rendering systems (pipelines, shaders, materials, lighting, post-processing, asset integration) while enabling teams to ship high-quality graphics features reliably across target hardware.

The **Principal Game Engineer** is a senior individual contributor (IC) who provides technical direction and hands-on engineering leadership for game runtime systems, performance, and cross-platform delivery. This role exists to **de-risk complex gameplay/engine initiatives**, establish scalable technical standards, and ensure that the game meets **quality, performance, reliability, and player experience expectations** across target platforms.

The Principal Full Stack Engineer is a senior individual contributor (IC) who designs, builds, and evolves end-to-end product capabilities across frontend, backend, and supporting platform services while setting engineering direction for one or more product domains. This role operates at “multiplying impact” scale—raising the technical bar, accelerating delivery, improving reliability, and reducing systemic risk across teams through architecture, standards, and hands-on engineering.

The **Principal Frontend Engineer** is the senior-most frontend-focused individual contributor (IC) who shapes the organization’s frontend architecture, engineering standards, and delivery practices across multiple teams and product areas. This role designs scalable, secure, accessible, and high-performance user experiences while enabling other engineers to ship reliably through platform patterns, shared components, and governance.

The **Principal Firmware Engineer** is a senior individual contributor responsible for shaping and delivering the firmware architecture, quality standards, and technical direction for embedded products and connected devices. This role owns complex firmware design decisions, guides multi-team execution, and ensures firmware meets reliability, security, performance, and manufacturability requirements across the full product lifecycle.

The Principal Embedded Software Engineer is a senior individual contributor (IC) responsible for the architecture, technical direction, and delivery of embedded firmware and low-level software that runs on devices at the edge (MCUs, SoCs, gateways, sensors, controllers). The role focuses on building secure, reliable, testable, and maintainable embedded systems that meet strict constraints (real-time behavior, power, memory, thermal, safety, regulatory) while enabling product differentiation and rapid iteration.

The Principal Distributed Systems Engineer is a senior individual-contributor (IC) engineering role accountable for the architecture, correctness, performance, and operational resilience of large-scale distributed services. This role designs and evolves foundational platform capabilities (e.g., service communication, data consistency patterns, state management, caching, resilience, multi-region strategies) that multiple product teams depend on.

The **Principal Compiler Engineer** is a senior individual contributor responsible for architecting, building, and continuously improving production-grade compiler and toolchain capabilities that directly impact product performance, developer experience, platform portability, and cost efficiency. The role focuses on compiler front-end, IR, optimization, code generation, and runtime-adjacent concerns (e.g., JIT/AOT, link-time optimization, debug info), ensuring correctness and predictable performance across target platforms.

The **Principal Backend Engineer** is a senior individual contributor (IC) responsible for shaping backend architecture, engineering standards, and reliability outcomes across multiple teams or a major platform area. This role designs and evolves critical backend systems, addresses complex scalability and data-consistency problems, and creates leverage by enabling other engineers to deliver safely and quickly.

The Principal API Engineer is the senior individual contributor responsible for the technical direction, quality, and operational excellence of an organization’s API ecosystem—internal, partner, and public-facing. This role defines and drives API architecture standards, security patterns, lifecycle governance, and developer experience practices to enable teams to ship reliable, scalable APIs with low friction.

The Principal Android Engineer is a senior individual contributor who owns the technical direction, architecture integrity, and engineering excellence of Android applications and shared mobile platform components. This role designs scalable solutions, drives cross-team alignment, raises quality and reliability standards, and enables teams to deliver high-quality Android experiences at speed without compromising security, performance, or maintainability.

The **Mobile Engineer** designs, builds, tests, releases, and operates mobile applications that deliver reliable, secure, and high-quality experiences on iOS and/or Android. This role exists to translate product intent into performant, maintainable mobile software while ensuring the app ecosystem (tooling, CI/CD, quality, telemetry, and store compliance) supports frequent and low-risk delivery.

The **Lead Web Engineer** is a senior individual contributor (IC) who designs, builds, and evolves web experiences that are secure, performant, accessible, and maintainable at scale. The role combines hands-on engineering with technical leadership: setting frontend/web standards, guiding architecture decisions, mentoring engineers, and aligning web delivery with product and business outcomes.