CrawlJobs Logo

Research Scientist, AI for Reasoning

meta.com Logo

Meta

Location Icon

Location:
France , Paris

Category Icon

Job Type Icon

Contract Type:
Not provided

Salary Icon

Salary:

Not provided

Job Description:

Meta is seeking a Research Scientist to join its Fundamental AI Research (FAIR) organization, focused on making significant advances in LLMs reasoning, using reinforcement learning, synthetic data generation and advanced scaffolding/agentic techniques, partially with a focus on formal and informal maths, to join our Paris site. You will have the opportunity to work with a broad and highly interdisciplinary team of scientists, engineers, and cross-functional partners, and will have access to cutting edge technology, important resources, and research facilities.

Job Responsibility:

  • Lead, collaborate, and execute on research that pushes forward the state of the art in reasoning research, with an initial focus on formal and informal mathematical
  • Work towards long-term high-stakes research goals, while identifying intermediate milestones
  • Directly contribute to experiments, including designing experimental details, implement reusable code, running evaluations, and organizing results
  • Contribute to publications and open-sourcing efforts
  • Mentor other team members. Play a significant role in healthy cross-functional collaboration

Requirements:

  • Currently has or is in the process of obtaining a PhD in the field of Computer Science, Mathematics, or similar quantitative field
  • Experience training and evaluating large models on State-of-the-Art codebases and developing new architectures, losses and training recipes
  • First-author publications at peer-reviewed AI conferences (e.g. NeurIPS, ICML, ICLR)
  • Experience in training, fine-tuning, and/or experimenting with foundation models beyond black-box use
  • Experience working with SOTA Reinforcement Learning codebases and familiarity with one or more machine learning frameworks (e.g. pytorch, VERL, …)
  • Must obtain work authorization in the country of employment at the time of hire, and maintain ongoing work authorization during employment

Nice to have:

  • Familiarity with the Lean 4 language and ecosystem and mathematical expertise
  • Experience with communicating complex research for public audiences of peers

Additional Information:

Job Posted:
March 25, 2026

Job Link Share:

Looking for more opportunities? Search for other job offers that match your skills and interests.

Briefcase Icon

Similar Jobs for Research Scientist, AI for Reasoning

Sr. Applied Research Scientist

We’re looking for a Sr. Applied Research Scientist to lead efforts in building l...
Location
Location
United States
Salary
Salary:
280000.00 - 380000.00 USD / Year
runwayml.com Logo
Runway
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 4+ years of relevant ML engineering or research experience in language models
  • Very strong programming skills and ability to write clean and maintainable research code
  • Deep interest in building human-in-the-loop systems for creativity
  • Passion for seeing research through from initial conception to eventual application
  • Experience mentoring and teaching other researchers
  • Strong communication, collaboration, and documentation skills
Job Responsibility
Job Responsibility
  • Lead efforts in building large language models and vision language models that power Runway’s research and tools, with a focus on multimodal capabilities and reasoning
  • Fulltime
Read More
Arrow Right

AI Trainer – Research Scientist

We’re looking for people with Research Scientist experience to work as self-empl...
Location
Location
Salary
Salary:
Not provided
prolific.com Logo
Prolific
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Experience working as a Research Scientist or in a closely related research role
  • A strong understanding of scientific methodology, experimental design, and data analysis
  • A willingness to take our skills verification test to assess your suitability for our Domain Expert participant pool
  • Strong attention to detail and the ability to concentrate on complex tasks for up to one hour at a time
  • A reliable and fast internet connection and access to a computer
  • A Paypal account to receive payment from our clients
Job Responsibility
Job Responsibility
  • Completing AI training tasks such as analyzing, editing, and writing research-focused content
  • Judging the performance of AI on research design, methodology, and scientific reasoning prompts
  • Improving cutting-edge AI models using your experience in research and experimentation
What we offer
What we offer
  • Competitive pay rates
  • Flexible hours
  • Ability to work from home
Read More
Arrow Right

AI Research Scientist

We’re looking for an AI Research Scientist to join our AI Research Team in Milan...
Location
Location
Italy , Milan
Salary
Salary:
50000.00 - 80000.00 EUR / Year
igenius.ai Logo
iGenius
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • PhD in Computer Science, Artificial Intelligence or a related field, or equivalent practical experience
  • At least 5 years of proven experience as an AI research engineer or more than 2 years of experience and a PhD
  • Proven record of contributing to AI publications, highlighting a keen understanding of cutting-edge research
  • Expertise in generative modeling, including autoregressive transformers, diffusion models, or VAEs
  • Expertise in reinforcement learning, particularly RLHF, multi-agent systems, or reward modeling
  • Proficiency in Python and deep learning frameworks (PyTorch, TensorFlow, JAX)
  • Deep understanding of experimental design, statistical significance testing, and large-scale A/B experimentation
  • Fluent in English
Job Responsibility
Job Responsibility
  • Push the boundaries of artificial intelligence, driving fundamental advancements in generative modeling, reinforcement learning, and multimodal reasoning
  • Shape the future of AI, leading groundbreaking research and translating insights into real-world impact
What we offer
What we offer
  • Learning Friday with a training budget for books, online courses or other training materials
  • Smart Working (work from home)
  • Competitive salary topped up with other bonuses
  • Opportunity to receive company equity
  • Fulltime
Read More
Arrow Right

AI Research Scientist, VLM (vision language models)

About Meta: Meta builds technologies that help people connect, find communities,...
Location
Location
United States , Menlo Park
Salary
Salary:
184000.00 - 257000.00 USD / Year
meta.com Logo
Meta
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor's degree in Computer Science, Computer Engineering, relevant technical field, or equivalent practical experience
  • A PhD in AI, computer science, or related technical fields
  • Publications in machine learning, computer vision, NLP, speech
  • Experience writing software and executing complex experiments involving large AI models and datasets
  • Must obtain work authorization in the country of employment at the time of hire, and maintain ongoing work authorization during employment
Job Responsibility
Job Responsibility
  • Lead, collaborate, and execute on research that pushes forward the state of the art in multimodal reasoning and generation research
  • Work towards long-term ambitious research goals, while identifying intermediate milestones
  • Directly contribute to experiments, including designing experimental details, writing reusable code, running evaluations, and organizing results
  • Work with a large team
  • Contribute to publications and open-sourcing efforts
  • Mentor other team members
  • Play a significant role in healthy cross-functional collaboration
  • Prioritize research that can be applied to Meta's product development
  • Push state of the art in multimodal generative AI
  • Explore new techniques for advanced reasoning and multimodal understanding for AI Assistants
What we offer
What we offer
  • bonus
  • equity
  • benefits
Read More
Arrow Right

Senior / Principal Machine Learning Scientist

Our mission is to restore cell health and resilience through cell rejuvenation t...
Location
Location
United Kingdom , Cambridge
Salary
Salary:
136000.00 - 261050.00 GBP / Year
altoslabs.com Logo
Altos Labs
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Ph.D. in Machine Learning, Computer Science, Artificial Intelligence, Statistics, or a related quantitative field
  • 6+ years of relevant post-PhD work experience in either an academic or industry setting
  • Proven experience developing and applying complex machine learning models
  • A strong track record of leading and publishing innovative, peer-reviewed research in top-tier ML conferences or high-impact scientific journals
  • Excellent scientific communication skills
  • Expertise in several of the following: deep learning, reinforcement learning, generative models, language models, computer vision, Bayesian inference, causal reasoning & inference, transfer & multi-task learning, graph neural networks, active learning, hybrid mechanistic/ML models
  • Proven experience applying sophisticated ML techniques to molecular and cell biological data sets
Job Responsibility
Job Responsibility
  • Pioneer novel machine learning methodologies and statistical frameworks
  • Contribute to setting the long-term technical vision and research strategy for a core domain within the Institute of Computation
  • Translate your deep understanding of the mathematical and theoretical underpinnings of cutting-edge AI research into high-impact applications
  • Design, implement, and optimize large-scale machine learning systems using modern frameworks and agile practices
  • Develop and manage efficient distributed training strategies across multiple GPUs and compute clusters
  • Develop robust approaches for multi-modal data integration and cross-domain mapping to extract actionable biological insights
  • Apply computational thinking to solve problems in drug target identification, compound assessment, and prediction of cellular perturbation responses
  • Lead the full ML development lifecycle from theoretical conception and data strategy through model development, training, and evaluation
  • Act as a key technical mentor to Machine Learning Scientists and Engineers
  • Fulltime
Read More
Arrow Right

Machine Learning Research Scientist / Engineer, Reasoning

This role operates at the forefront of AI research and real-world implementation...
Location
Location
United States , San Francisco; Seattle; New York
Salary
Salary:
252000.00 - 315000.00 USD / Year
scale.com Logo
Scale
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Practical experience working with LLMs, with proficiency in frameworks like PyTorch, JAX, or TensorFlow
  • Skilled at rapidly interpreting research literature and turning new ideas into working prototypes
  • A track record of published research in top ML and NLP venues (e.g., ACL, EMNLP, NAACL, NeurIPS, ICML, ICLR, CoLLM, etc.)
  • At least three years of experience solving complex ML challenges, either in a research setting or product development, particularly in areas related to LLM capabilities and reasoning
  • Strong written and verbal communication skills, along with the ability to work effectively across teams
Job Responsibility
Job Responsibility
  • Study the data types critical for advancing LLM-based agents, including browser and software engineering (SWE) agents
  • Play a key role in shaping Scale’s data strategy by identifying the most effective data sources and methodologies for improving LLM reasoning
  • Contribute to impactful research on language model reasoning, collaborate with external researchers, and work closely with engineering teams to bring state-of-the-art advancements into scalable, real-world solutions
What we offer
What we offer
  • Comprehensive health, dental and vision coverage
  • retirement benefits
  • a learning and development stipend
  • generous PTO
  • equity based compensation
  • may be eligible for additional benefits such as a commuter stipend
  • Fulltime
Read More
Arrow Right

Senior Research Scientist

Senior Research Scientist at Cohere Labs, the dedicated research arm of Cohere. ...
Location
Location
United States; Canada; United Kingdom; France , London; Toronto; New York; San Francisco; Paris
Salary
Salary:
Not provided
cohere.com Logo
Cohere
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • PhD (or equivalent research experience) with a strong track record of publications in ML, AI, statistics, or related fields
  • Expertise or deep curiosity in areas such as: efficiency, optimization, reasoning, multimodality, agentic systems, human–AI collaboration
  • Solid machine learning and NLP fundamentals, with experience in shaping and executing original research
  • Enjoy collaborating across disciplines and geographies
  • Care about mentoring and supporting the next generation of researchers
Job Responsibility
Job Responsibility
  • Drive an independent, high-impact research agenda on frontier topics in AI
  • Have the freedom to ask ambitious questions, explore the unknown, and publish findings openly
  • Work that advances science and engages with the societal implications of machine learning
  • Thrive at the intersection of leading and learning: advancing frontier research with global collaborations, guiding new researchers, and opening doors for broader participation in ML research
What we offer
What we offer
  • An open and inclusive culture and work environment
  • Work closely with a team on the cutting edge of AI research
  • Weekly lunch stipend, in-office lunches & snacks
  • Full health and dental benefits, including a separate budget to take care of your mental health
  • 100% Parental Leave top-up for up to 6 months
  • Personal enrichment benefits towards arts and culture, fitness and well-being, quality time, and workspace improvement
  • Remote-flexible, offices in Toronto, New York, San Francisco, London and Paris, as well as a co-working stipend
  • 6 weeks of vacation (30 working days!)
  • Fulltime
Read More
Arrow Right

AI Research Scientist, Text Data Research - MSL FAIR

Meta is seeking AI research scientists to help us build the data foundation for ...
Location
Location
United States , Menlo Park
Salary
Salary:
154000.00 - 217000.00 USD / Year
meta.com Logo
Meta
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor's degree in Computer Science, Computer Engineering, relevant technical field, or equivalent practical experience
  • PhD in Computer Science or a related technical field
  • 1+ year of industry research experience in LLM/NLP or related AI/ML models
  • Experience owning and/or driving complex technical projects from end-to-end
  • Practical experience with pre-training or mid-training data curation for large foundational models and experience working with organic, synthetic, agentic, or reasoning data for LLMs
  • Published research in leading peer-reviewed conferences (e.g., NeurIPS, ICML, ICLR, ACL, EMNLP) and/or demonstrated significant industry influence in the field of AI
Job Responsibility
Job Responsibility
  • Collaborate with cross-functional teams to develop Meta’s next foundational models
  • Advance our understanding of data research, such as how to overcome data walls and how best to create synthetic data
  • Architect efficient and scalable data curation systems and pipelines
  • Fundamentally improve our data velocity across workflows and projects by contributing to the advancement of data tooling
  • Execute on high priority projects in pre-training, mid-training, or post-training data curation
  • Apply specialized expertise in agentic data, synthetic data, reasoning data, web parser, coding data, data scaling laws, or datamix optimization
  • Lead complex technical projects end-to-end
What we offer
What we offer
  • bonus
  • equity
  • benefits
Read More
Arrow Right