New York CityUSAFullTimeashby2026-08-02
Why this is a real AI job: The role is explicitly focused on improving the quality of an LLM-first search engine through data science, metric design, and analysis of user interactions. The responsibilities directly involve working with LLMs and building data pipelines to support model…
Perplexity serves tens of millions of users daily with reliable, high-quality answers grounded in an LLM-first search engine and specialized data sources. The Answer Quality team ensures that our prompts, tools, search, and specialized datasets, combined with both frontier and in-house models, crea…
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LondonUSAFullTimeashby2026-08-02
Why this is a real AI job: The role explicitly focuses on building and improving search technologies using machine learning models, including retrieval, ranking, and LLM-based approaches. The responsibilities are heavily centered around ML model development, training, deployment, and e…
Perplexity is looking for a Search Machine Learning Engineer Intern to help build the next generation of advanced search technologies, with a focus on retrieval and ranking. You will work closely with experienced engineers to improve search quality, experiment with new models, and ship features tha…
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San FranciscoUSAFullTimeashby2026-08-02
Why this is a real AI job: The role is entirely focused on building and maintaining evaluation pipelines for LLM-based products, designing evaluation sets, and improving answer quality. It requires deep expertise in data science, machine learning, and specifically LLMs.
Perplexity serves tens of millions of users daily with reliable, high-quality answers grounded in an LLM-first search engine and our specialized data sources. We aim to use the latest models as they are released, but the intelligence frontier is a jagged one, and popular benchmarks do not effective…
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CanadaCanadaInternashby2026-08-02
Why this is a real AI job: The role explicitly focuses on designing, training, and improving cutting-edge machine learning models, with a strong emphasis on NLP and large-scale model training. The required and bonus skills are all directly related to core AI/ML technologies.
Who are we? Cohere is the leading security-first enterprise AI company. We build cutting-edge foundation AI models and end-to-end products that are designed to solve real-world business problems. We’re training and deploying frontier models for enterprises who are building AI systems. We believe th…
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United StatesCanadaFullTimeashby2026-08-02
Why this is a real AI job: The role explicitly focuses on building and deploying AI models (including small language models), defining AI impact measurement, agentic analytics, and driving the company's AI strategy. The core responsibilities are heavily centered around data science and…
Who are we? Cohere is the leading security-first enterprise AI company. We build cutting-edge foundation AI models and end-to-end products that are designed to solve real-world business problems. We’re training and deploying frontier models for enterprises who are building AI systems. We believe th…
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TorontoCanadaFullTimeashby2026-08-02
Why this is a real AI job: The role is explicitly focused on researching, developing, and implementing new evaluation methods for large language models (LLMs). The core responsibilities revolve around advancing the state-of-the-art in LLM evaluation, building tools for model performanc…
Who are we? Cohere is the leading security-first enterprise AI company. We build cutting-edge foundation AI models and end-to-end products that are designed to solve real-world business problems. We’re training and deploying frontier models for enterprises who are building AI systems. We believe th…
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United StatesCanadaFullTimeashby2026-08-02
Why this is a real AI job: The role is explicitly focused on building and deploying AI models, leading experimentation programs, and driving go-to-market strategy for AI products. The core responsibilities are deeply rooted in data science and machine learning.
Who are we? Cohere is the leading security-first enterprise AI company. We build cutting-edge foundation AI models and end-to-end products that are designed to solve real-world business problems. We’re training and deploying frontier models for enterprises who are building AI systems. We believe th…
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London, UKUSAgreenhouse2026-08-02
Why this is a real AI job: The role is explicitly focused on building and scaling a Generative AI platform, interacting with LLMs and ML models. The job description heavily emphasizes work *with* these technologies.
Scale GP (Scale Generative AI Platform) is an enterprise-grade Generative AI platform that provides APIs for knowledge retrieval, inference, evaluation, and more. We are looking for a strong engineer to join our team and help us build and scale our product in a fast-paced environment. The ideal can…
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London, UKUSAgreenhouse2026-08-02
Why this is a real AI job: The role explicitly focuses on building and deploying AI applications, generating training data for LLMs, and upskilling in AI. The required experience includes applying AI/ML in production environments. The core responsibilities are heavily AI-focused.
Scale’s rapidly growing Global Public Sector team is focused on using AI to address critical challenges facing the public sector around the world. Our core work consists of: Creating custom AI applications that will impact millions of citizens Generating high-quality training data for national LLMs…
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London, UKUSAgreenhouse2026-08-02
Why this is a real AI job: The role is explicitly focused on applied AI research, building agentic systems, optimizing models, and evaluating AI performance in critical applications. The job description heavily emphasizes AI/ML/LLM concepts and their practical implementation.
Scale’s mission is to develop reliable AI systems for the world's most important decisions. Our core work consists of: Creating custom AI applications that will impact millions of citizens Generating high-quality training data for national LLMs Upskilling and advisory services to spread the impact…
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