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About the role

Artificial Intelligence Engineer
California, United States - Remote
Engineering
Remote
Full-time
Build the AI that makes detection engineers 10x more effective. Create cutting-edge LLM research to power our detection engineering community.
At Detections.ai, we're on a mission to 10x detection engineers. Security teams today are drowning in noisy tools and patchwork workflows. We're changing that—by building intuitive, AI-powered experiences that streamline how detection engineers write, test, and manage detections.
We combine deep expertise in cybersecurity, real-time systems, and applied AI to rethink how detection work gets done—from the ground up. Our team thrives on ownership, speed, and building for real users.
What You'll Do
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We're looking for an AI LLM Engineer to drive the development and optimization of large language models that power our intelligent detection engineering products. You'll research, design, and implement cutting-edge LLM capabilities—from retrieval-augmented generation to agentic workflows—bringing AI into the critical path of security operations.
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You'll:
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Implement, fine-tune, and optimize state-of-the-art LLMs for performance, accuracy, and security use cases
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Design and evaluate prompting strategies, flows, and application logic for LLM-powered features
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Build and integrate advanced capabilities such as RAG, function calling, and code interpreter technologies
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Design and deploy scalable ML pipelines for both batch and real-time use cases
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Collaborate closely with ML engineers, product teams, and detection engineers to align AI capabilities with business goals
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Lead the incubation of new AI initiatives and drive strategic technology choices in a microservices architecture
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Stay current with the latest research in LLMs, agents, and large-scale training methods, applying insights directly into production systems
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Document methodologies, models, and results to share across the team and company
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You're a fit if you:
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Have 5+ years of experience in NLP, machine learning, or data science
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Are strong in Python (R is a plus) and deep learning frameworks (e.g., PyTorch, TensorFlow)
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Have hands-on experience building, testing, and deploying LLMs such as GPT-4, Gemini, or similar
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Understand model training techniques, including data/model parallelism and distributed training
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Are comfortable with cloud-native infrastructure (AWS or GCP) and distributed computing
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Have experience with DevOps/MLOps/LLMOps practices
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Thrive in a high-context, low-process environment
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You'll stand out if you:
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Hold a Master's or PhD in Computer Science, AI, or related fields
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Have experience building GenAI solutions using RAG frameworks or LLM agentic applications
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Bring direct experience applying AI in cybersecurity workflows
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Have strong research-to-production skills, bridging advanced ML concepts into deployable systems
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Our Stack
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Frontend: React.js, Tailwind CSS, TypeScript
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Middle layer: Node.js, TypeScript
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Backend: Python (FastAPI)
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Infra & DevOps: AWS, GCP, Docker, Terraform, GitHub Actions
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Data: OpenSearch, DynamoDB
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AI Agents: Gemini, Anthropic, OpenAI
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Tooling: Figma, Storybook, CI/CD pipelines
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Why Join Us?
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Build for real users: Work hand-in-hand with detection engineers
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Own meaningful problems: Ship features that matter
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Move fast, without red tape: Small, high-context team
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Make an outsized impact: You'll help shape both product and culture
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Ready to apply cutting-edge AI research to real-world security challenges? Show us what you've built with LLMs and tell us how AI can revolutionize detection engineering.
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Apply now to help us build the future of AI-powered security tooling.
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Ready to apply?
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Req ID: R5
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