Senior Research Engineer, LLM jobs in United States
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Genies · 1 month ago

Senior Research Engineer, LLM

Genies is an avatar technology company focused on interactive digital identity through AI companions. The Senior Research Engineer will be responsible for the research and development of generative AI systems, addressing technical challenges in creating socially-aware AI characters and collaborating with teams to translate research into production-ready systems.

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H1B Sponsor Likelynote

Responsibilities

Architect and develop next-generation agentic reasoning frameworks, enabling avatars to formulate plans, utilize tools, and interact dynamically within Genies' social gaming ecosystems
Design and implement advanced LLM post-training and alignment algorithms (e.g., RLHF, DPO/GRPO) to fine-tune avatar personality, behavior, and conversational quality
Pioneer research into socially-grounded intelligence, empowering avatars with memory, context-awareness, and the ability to engage in complex, multi-turn interactions
Develop robust data pipelines to process diverse, multimodal user interaction data, identifying key signals for improving model performance and agent capabilities
Create novel evaluation methodologies and benchmarks to rigorously measure avatar quality across dimensions like role-playing consistency, safety, and task completion
Collaborate with product and engineering teams to translate research breakthroughs into scalable, production-ready systems that directly impact the user experience
Stay at the forefront of academic and industry research in LLMs and AI agents, identifying and prototyping new techniques to advance our technology

Qualification

LLM post-training techniquesAgentic reasoning frameworksMachine learningPythonML frameworksMultimodal modelsDistributed model trainingAnalytical skillsProblem-solving skillsCommunication skillsSelf-starterCreative skillsInnovative spirit

Required

PhD or Master in Computer Science, AI, Machine Learning, or a related field, or equivalent industry experience with a strong track record of research and engineering innovation
3+ years of hands-on experience in machine learning, with proven expertise in LLM post-training techniques (e.g., RLHF, SFT, RLVR), and significant contributions to real-world AI products
Demonstrated experience in developing LLM-based agentic systems, including planning, tool use, and/or reasoning frameworks
Exceptional software engineering skills in Python and deep experience with ML frameworks like PyTorch, JAX, or TensorFlow
Strong problem-solving skills and the ability to own and pursue an ambitious research agenda autonomously

Preferred

A track record of impactful work, demonstrated through publications in top-tier conferences (e.g., ACL, NeurIPS, ICML, ICLR, AAAI, EMNLP, NAACL)
Familiarity with multimodal models, particularly those integrating language with vision, 3D, or speech
Experience training large models in a distributed setting (e.g., using PyTorch Distributed, DeepSpeed)
A passion for or prior experience in gaming, social simulation, or interactive entertainment
Self-starter, analytical, creative, highly motivated with an innovative spirit
Excellent communication skills

Benefits

Comprehensive health insurance for you and your family (Anthem + Kaiser Options Available)
Dental and Vision Insurance
Competitive salaries and 401K program for all full time employees
Flexible paid time off, sick time, and paid company holidays
Paid parental leave
Bereavement leave
Jury duty leave for full-time employees
Health & wellness support through programs such as monthly wellness reimbursement

Company

Genies

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Genies is an Avatar Technology Company creating an avatar experiences for their users.

H1B Sponsorship

Genies has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (11)
2024 (6)
2023 (7)
2022 (2)
2021 (2)
2020 (2)

Funding

Current Stage
Growth Stage
Total Funding
$266.96M
Key Investors
Silver LakeRobert IgerBond
2022-04-12Series C· $150M
2022-03-14Angel
2021-05-03Series B· $65M

Leadership Team

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Akash Nigam
CEO & Founder
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Jake Adams
COO & Co-founder
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Company data provided by crunchbase