Staff Principal Product Engineer Jobs

Member of Technical Staff, Search at Cohere in San Francisco, California, United States. Full-time · On-site.

Perplexity is looking for a highly skilled Senior or Expert Systems Engineer to join our Search Core team. This role is critical to building next-generation search products and technologies. You will help drive key decisions around the architecture, design, and implementation of…

Perplexity is seeking an experienced Machine Learning Engineer to help build the next generation of advanced search technologies, with a focus on retrieval and ranking. Responsibilities Relentlessly push search quality forward—through models, data, tools, or any other leverage…

Perplexity is looking for an Infrastructure Engineer to own and improve the backend systems behind our latency-sensitive search stack. You’ll work across high-QPS Rust and Go services, distributed retrieval systems, cloud infrastructure, observability, and deployment tooling.…

Are you ready to unleash your entrepreneurial spirit and be a part of an exciting start-up revolution as the main driver for its growth and success? About us Retail Insights is Northern Europe’s leading retail forum. We are strengthening the retail ecosystem by building a…

Member of Technical Staff, Training Infra Engineer at Cohere in Paris, Île-de-France region, France. Full-time · Remote · €250K – €535K/yr.

Member of Technical Staff, Training Performance Engineer at Cohere in London, London, United Kingdom. Full-time · Remote · £250K – £535K/yr.

As the Chief of Staff to the CEO, you will act as a trusted advisor and strategic thought partner to the CEO, driving alignment and execution across all facets of the business. You’ll collaborate with cross-functional teams, manage high-impact initiatives, and ensure the CEO’s…

Senior Member of Technical Staff, Multimodal AI at Cohere in San Francisco, California, United States. Full-time · Remote · $250K – $535K/yr.

Member of Technical Staff, Modeling at Cohere in London, London, United Kingdom. Full-time · Remote · £250K – £535K/yr.

About Us: AI needs a new infrastructure layer. We're building it at Modal. Every era of computing brought new workloads that previous infrastructure couldn't support: mainframes, databases, and the cloud. Each time, the company that rebuilt the layer underneath defined the…

Ninja Van is a tech-enabled logistics company on a mission to provide hassle-free delivery services for businesses of all sizes across Southeast Asia. Launched in 2014, we started operations in Singapore and have become the region's largest and fastest growing last-mile…

As an Staff Advanced Mission Concepts Engineer a t Impulse, you will bridge the gap between high-level customer ambitions and the hard-engineering reality of our orbital transfer vehicles. You will own the physics-based feasibility of our future missions, ensuring we don't just…

As a Staff Mission Architect at Impulse , you will define the mission-level logic that guides our future systems before any vehicle architecture is conceived. This role begins where customer inputs are vague or incomplete — broad mission challenges, loosely defined operational…

1 in 4 people in the US have a treatable mental health condition, but most providers don't accept insurance, making therapy too expensive for most people. Headway’s mission is to fix this by building a new mental healthcare system everyone can access. We started by solving the…