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Zyphravia Ashby

Research Engineer - Agency and Reasoning

San FranciscoPosted 3mo ago
ResearchMid LevelFull-time

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About the Role

ZYPHRA IS AN ARTIFICIAL INTELLIGENCE COMPANY BASED IN SAN FRANCISCO, CALIFORNIA.




THE ROLE:

As a Research Engineer - Agency and Reasoning, you will be a core contributor to Zyphra’s Agency and Reasoning Team. You will be involved with performing novel research in reinforcement learning, post-training, and human preference learning, and applying your ideas at scale to our next generation of language models.




WHAT WE’RE LOOKING FOR / REQUIREMENTS:

- Strong research taste and intuition

- The ability to work through a research project from conception to execution to write-up

- Strong implementation and prototyping skillset

- A researcher who can take an idea from conception to experimentation extremely quickly

- The ability to work well and cooperate with others in a high-paced research setting

- Curiosity, interest, and joy in understanding intelligence.




QUALIFICATIONS / ADDITIONAL SKILLS:

- Experience and aptitude with reinforcement learning, either in the context of language model reasoning or more classical RL tasks

- Experience with language-model-supervised fine-tuning and preference-learning methods, such as DPO and simPO.

- Experience with context-length extension methods

- A good intuitive ability to understand model behaviors and correct them through iterative fine-tuning

- Interest in grappling in detail with data and spending significant time involved in data engineering and synthetic data generation

- Postgraduate degree in a scientific subject (Computer Science, EE/EECS, Mathematics, Physics)

- Previously published machine learning research in well-respected venues

- Highly proficient with PyTorch and Python

- We are excited and able to rapidly learn new fields and implement new ideas

- Excellent communication and collaboration skills, and can work effectively on both research and engineering implementation at scale




WHY WORK AT ZYPHRA:

- Our research methodology is to make grounded, methodical steps toward ambitious goals. Both deep research and engineering excellence are equally valued

- We strongly value new and crazy ideas and are very willing to bet big on new ideas

- We move as quickly as we can; we aim to minimize the bar to impact as low as possible

- We all enjoy what we do and love discussing AI




BENEFITS AND PERKS:

- Comprehensive medical, dental, vision, and FSA plans

- Competitive compensation and 401(k) plan

- Relocation and immigration support on a case-by-case basis

- In-office snacks and meals provided

- Unlimited PTO and company holidays

- In-person team in San Francisco with a collaborative, high-energy environment

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