Build AI systems, agent harnesses, evaluation pipelines, retrieval infrastructure, crawling systems, and inference APIs that make subjective design quality measurable. The role requires experience building AI-forward products or systems, strong technical judgment, and comfort solving ambiguous startup problems.
175k – 275k/yr
On-siteAI Research
About the role
Responsibilities
Build AI systems powering taste agent harnesses, memory, evaluations, and tooling.
Design evaluation pipelines and synthetic data generation systems.
Create embedding and retrieval infrastructure that scales to millions of requests.
Build crawling and scraping systems for visual data across the web.
Set up inference serving and APIs for client-facing products.
Manage security sweeps and vulnerability mapping.
Develop reliable, fast tooling and infrastructure for AI-forward products.
Build post-training data and reinforcement-learning environments for frontier models.
Develop context and verification tools that help agents produce creative, on-brand, high-quality work.
Requirements
Experience building AI-forward products, systems, agents, or models.
Strong technical judgment and high standards for code quality.
Creativity and curiosity about making subjective domains verifiable.
Ability to move quickly and adapt in an ambiguous startup environment.
Preference for simple, clear solutions over unnecessary complexity.
Nice-to-haves
Open-source contributions or personal projects demonstrating curiosity and initiative.
Background at creative companies such as Figma, Notion, Canva, Adobe, or Runway.
Experience with indexing or crawling at companies such as Firecrawl, Brave, Luma, or Pika.
Background in data-focused companies such as Mercor or Surge.
As a Research Engineer, you will conduct and enable cutting-edge research, translating it into the core product pipeline. You will develop and improve state-of-the-art data curation strategies, accelerating research and ensuring product innovation.
180k – 300k/yrOn-site4+ YOEAI Research
Alignment Scientist/Engineer
AE StudioLos Angeles, CA
Join the alignment research team to work on high-impact, under-resourced projects focused on AI alignment. This role requires strong ML research and Python skills to build, train, or evaluate deep learning models.
180k – 240k/yrRemoteAI Research
Research Scientist
Datology AIRedwood City, CA
Research Scientist investigates training data interventions to improve deep learning model quality and behavior. Sources ideas from literature, conducts customer-grounded research, and collaborates with engineers to deliver impact. Requires 3+ years deep learning research and PyTorch proficiency.
180k – 300k/yrHybrid3+ YOEAI Research
NLP Scientist
MachinifyUnited States
Develops state-of-the-art Visual Question Answering systems for medical records using advanced NLP and Computer Vision techniques. Requires expertise in these fields, strong software engineering skills, and ability to work with noisy data to achieve production-scale model performance.
180k – 230k/yrRemoteAI Research
Research Scientist, Post-Training
Datology AIRedwood City, CA
Leads research on post-training data curation for foundation models, designing algorithms to generate/improve instruction and preference datasets, and unifying pre/post-training optimization. Requires 3+ years deep learning research, post-training experience with vision/language/multimodal models, and PyTorch proficiency.