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Character.AI

Data Scientist, Product

Character.AI provides personalized AI interactions through customizable AI characters for entertainment, learning, and creative tasks.

scienceonsiteMenlo Park, US
$150K - $250K
full-time

Benefits:

  • Top-notch health coverage

  • 401(K) contribution

  • Paid leave (up to 20 weeks)

  • 4 weeks PTO

  • Daily in-office catering & monthly Doordash stipend

Experience Requirements:

  • 5+ years of experience at leading chat, social media, or UGC product companies

Other Requirements:

  • Strong intuition for choosing the right questions to ask and quickly driving to key insights

  • Excel at turning findings into actionable next steps and working with engineering to execute

  • Enjoy leaning into high velocity experimentation

  • Capable of standing up Character.AI's data science efforts, including the tools and systems that you will need to work effectively as we scale

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Character.AI

Lead Growth Product Manager

Character.AI provides personalized AI interactions through customizable AI characters for entertainment, learning, and creative tasks.

productonsiteMenlo Park, US
$150K - $300K
full-time

Benefits:

  • Top-notch health coverage

  • 401(K) contribution

  • Paid leave (up to 20 weeks)

  • 4 weeks PTO

  • Daily in-office catering & monthly Doordash stipend

Experience Requirements:

  • 10+ years of deep consumer product management experience working on open ended product spaces

  • 3+ years working on user growth or subscription growth

Other Requirements:

  • Ability to deliver on product execution focusing on both the short term and long term

  • Strong understanding of AI industry, in terms of competitors and incumbent strategies

  • Technical degree and/or prior software engineering experience

Responsibilities:

  • Execute on product vision/ideation

  • Collaborate on strategy and implementation

  • Collaborate with users, engineering, design, community, and marketing

  • Partner with data science to test and measure product quality

  • Drive cross-functional product deployment, release coordination, and product improvement

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Character.AI

Product Manager, Trust & Safety

Character.AI provides personalized AI interactions through customizable AI characters for entertainment, learning, and creative tasks.

productonsiteMenlo Park, US
$150K - $350K
full-time

Benefits:

  • Top-notch health coverage

  • 401(K) contribution

  • Paid leave (up to 20 weeks)

  • 4 weeks PTO

  • Daily in-office catering & monthly Doordash stipend

Experience Requirements:

  • 8+ years of deep consumer product management experience working on open ended product spaces, ideally within the Integrity/Trust and Safety space

  • Product Management Leadership skills (ideally have managed a team of PM’s)

  • Strong track record building and launching successful, high growth Consumer facing B2C products from 0 -> 1 at scale

Other Requirements:

  • Ability to deliver on product execution focusing on both the short term and long term

  • Strong understanding of AI industry, in terms of competitors and incumbent strategies

Responsibilities:

  • Execute on the product vision/ideation, collaborate on strategy, and implementation

  • Collaborate with users, engineering, design, community, and marketing

  • Partner with data science to test and measure quality of the product experience, set clear goals, tune safety classifiers, and hold the team accountable

  • Drive cross-functional product deployment, release coordination, and product improvement for safe experiences within the product and for 3rd party partners

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Character.AI

UX Researcher

Character.AI provides personalized AI interactions through customizable AI characters for entertainment, learning, and creative tasks.

productonsiteMenlo Park, US
$150K - $250K
full-time

Benefits:

  • Top-notch health coverage

  • 401(K) contribution

  • Paid leave (up to 20 weeks)

  • 4 weeks PTO

  • Daily in-office catering & monthly Doordash stipend

Education Requirements:

  • Bachelor’s degree with 10+ years’ of relevant experience in user experience, applied research and/or product research and development or an advanced degree with 8+ years of relevant experience

Experience Requirements:

  • 7+ years of experience leading user research, preferably in a senior or lead role for a large consumer product area with many stakeholders

Other Requirements:

  • Comfort with ambiguity and solving problems without an established process to follow

  • Experience conducting UX research for a social media or consumer app

  • Experience with usertesting.com & unmoderated testing

  • Experience coding with SQL, STATA, SPSS, R, or equivalent

  • Experience applying statistical analysis methods such as regressions, ANOVA, and T-Tests, and the ability to summarize and explain those results for non-technical audiences

  • Proficient in relevant design and research tools

Responsibilities:

  • Partner with product and business stakeholders to identify and prioritize research topics

  • Proactively identify research needs and gaps, and implement solutions

  • Design and execute end-to-end custom primary research

  • Analyze research data and translate findings into actionable recommendations

  • Communicate research findings in a clear and compelling manner to a variety of audiences

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Character.AI

Software Engineer, Core Product

Character.AI provides personalized AI interactions through customizable AI characters for entertainment, learning, and creative tasks.

engineeringonsiteMenlo Park, US
$150K - $350K
full-time

Benefits:

  • Top-notch health coverage

  • 401(K) contribution

  • Paid leave (up to 20 weeks)

  • 4 weeks PTO

  • Daily in-office catering & monthly Doordash stipend

Experience Requirements:

  • 5+ years of experience as a full-stack software engineer building consumer-facing products with a strong focus on building scalable backend services

Other Requirements:

  • Experience with Python, Golang, Typescript, and React all nice to haves

Responsibilities:

  • Building innovative consumer-oriented AI experiences

  • Ideate and build emerging “Big Bet” experiences

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Character.AI

Staff Software Engineer, Applied ML

Character.AI provides personalized AI interactions through customizable AI characters for entertainment, learning, and creative tasks.

engineeringonsiteMenlo Park, US
$150K - $350K
full-time

Benefits:

  • Top-notch health coverage

  • 401(K) contribution

  • Paid leave (up to 20 weeks)

  • 4 weeks PTO

  • Daily in-office catering & monthly Doordash stipend

Education Requirements:

  • B.A.S. in Computer Science or equivalent experience

Experience Requirements:

  • 5+ years of industry experience

Other Requirements:

  • Experience building/consuming RESTful and gRPC based web-services

  • Experience building and managing infrastructure in a cloud environment (GCP, AWS or Azure)

  • Familiar with one of the popular ML Frameworks like Pytorch, Tensorflow

  • Experience writing highly performant service in a modern typed language

  • Experience configuring and maintaining CI/CD pipelines and automated testing

Responsibilities:

  • Work cross functionally with product, data science, data platform and ML researchers

  • Identify, design and implement the applied ML infra

  • Lead implementation of our ML backend systems

  • Support scaling our existing systems

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Character.AI

Research Engineer, ML Systems (All Industry Levels)

Character.AI provides personalized AI interactions through customizable AI characters for entertainment, learning, and creative tasks.

scienceonsiteNew York City, USMenlo Park, US
$225K - $400K
full-time

Benefits:

  • Top-notch health coverage

  • 401(K) contribution

  • Paid leave (up to 20 weeks)

  • 4 weeks PTO

  • Daily in-office catering & monthly Doordash stipend

Education Requirements:

  • at least PhD (or equivalent) research experience

Other Requirements:

  • Write clear and clean production system code

  • Strong understanding of modern machine learning techniques (reinforcement learning, transformers, etc)

  • Track record of exceptional research or creative ML systems projects

  • Comfortable writing model development code (PyTorch) for either training or inference

Responsibilities:

  • Work on cutting-edge ML training and inference systems

  • Optimize the performance and efficiency of our GPU clusters

  • Develop new technologies that fine-tune leading consumer AI models

  • Serve 20K+ QPS in production with LLMs

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Character.AI

Research Engineer, Multimodal (All Industry Levels)

Character.AI provides personalized AI interactions through customizable AI characters for entertainment, learning, and creative tasks.

scienceonsiteNew York City, USMenlo Park, US
$225K - $400K
full-time

Benefits:

  • Top-notch health coverage

  • 401(K) contribution

  • Paid leave (up to 20 weeks)

  • 4 weeks PTO

  • Daily in-office catering & monthly Doordash stipend

Education Requirements:

  • preferably 2+ years of industry experience

Other Requirements:

  • Deep understanding of the “whole stack” when it comes to designing, training, evaluating and deploying machine learning models

  • Have a track record of successfully owning projects from start to finish

  • Have experience with generative models for various modalities

  • Experience working with proven tools

  • Experience working with diffusion models

Responsibilities:

  • Determining the type of training data we need

  • Developing new model architectures

  • Creating new evaluations

  • Writing fast inference algorithms

  • Working with product teams to integrate feedback mechanisms into the product

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Character.AI

Research Engineer, Post-Training (All Industry Levels)

Character.AI provides personalized AI interactions through customizable AI characters for entertainment, learning, and creative tasks.

scienceonsiteNew York City, USMenlo Park, US
$225K - $400K
full-time

Benefits:

  • Top-notch health coverage

  • 401(K) contribution

  • Paid leave (up to 20 weeks)

  • 4 weeks PTO

  • Daily in-office catering & monthly Doordash stipend

Education Requirements:

  • at least PhD (or equivalent) research experience

Other Requirements:

  • Write clear and clean production-facing and training code

  • Experience working with GPUs (training, serving, debugging)

  • Experience with data pipelines and data infrastructure

  • Strong understanding of modern machine learning techniques (reinforcement learning, transformers, etc)

  • Track-record of exceptional research or creative applied ML projects

Responsibilities:

  • Develop alignment algorithms and loss functions

  • Write data pipelines to process diverse web data

  • Identify quality signals to understand our model’s performance

  • Design sampling algorithms to improve serving efficiency

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Character.AI

Software Engineer, Machine Learning Infrastructure

Character.AI provides personalized AI interactions through customizable AI characters for entertainment, learning, and creative tasks.

scienceonsiteNew York City, USMenlo Park, US
$150K - $350K
full-time

Benefits:

  • Top-notch health coverage

  • 401(K) contribution

  • Paid leave (up to 20 weeks)

  • 4 weeks PTO

  • Daily in-office catering & monthly Doordash stipend

Experience Requirements:

  • 4+ years of experience supporting the infrastructure within an ML environment

Other Requirements:

  • Experience in developing tools used to diagnose ML infrastructure problems and failures

  • Experience with cloud platforms (e.g., Compute Engine, Kubernetes, Cloud Storage)

  • Experience working with GPUs

Responsibilities:

  • Provide infrastructure support to our ML research and product

  • Build tooling to diagnose cluster issues and hardware failures

  • Monitor deployments, manage experiments, and generally support our research

  • Maximize GPU allocation and utilization for both serving and training

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Pincites

Founding Backend & Applied AI Engineer

AI-powered contract review tool integrated with Microsoft Word, offering real-time suggestions, redlining, and more.

engineeringhybridSan Francisco, USNew York, USSeattle, USMenlo Park, US
$140K - $195K
full-time

Benefits:

  • Competitive salary

  • Equity

  • Remote work option

Experience Requirements:

  • 3+ years of experience

Responsibilities:

  • Develop and maintain backend infrastructure

  • Build and improve AI models

  • Work with frontend engineers to integrate AI features

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Pincites

Founding Frontend Engineer

AI-powered contract review tool integrated with Microsoft Word, offering real-time suggestions, redlining, and more.

engineeringhybridLos Angeles, USSan Francisco, USMenlo Park, USStanford, US
$140K - $185K
full-time

Benefits:

  • Competitive salary

  • Equity

  • Remote work option

Experience Requirements:

  • 3+ years of experience

Responsibilities:

  • Develop and maintain frontend infrastructure

  • Work with backend engineers to integrate AI features

  • Improve user experience

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CPNET

Solution Architect

CPNET's AI-powered solution optimizes manufacturing processes, improving efficiency, production rate, and yield.

engineeringonsiteHarrisburg, USfull-time

Benefits:

  • Competitive salary and benefits package

  • Opportunity to work in an innovative field with a dynamic team

  • Significant growth opportunities in a fast-paced startup environment

  • A culture that values customer success, collaboration, and innovation

Education Requirements:

  • Bachelor's degree in computer science, Engineering, or a related field

Experience Requirements:

  • At least 5 years of experience in a customer-facing technical role such as Solution Architect or Sales Engineer

Other Requirements:

  • Proficiency in Python and experience working with RESTful APIs

  • Strong troubleshooting and problem-solving skills

  • Excellent communication skills

  • Experience creating PowerPoint presentations and conducting product demonstrations

  • Familiarity with CRM systems and maintaining accurate customer records

  • Travel is a job requirement. Must possess and maintain a valid driver’s license and provide your own transportation to regularly drive locally/regionally to conduct company business. Less frequent (overnight) national travel may also be required for tradeshows and other business activities; this involves having the ability to travel by air or train.

  • Applicants must be currently authorized to work in the United States on a full-time basis. This company does not sponsor applicants for work visas at this time

Responsibilities:

  • Solution Design and Implementation

  • Customer Engagement and Communication

  • Product Demonstration and Presentation

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SliceX AI

Research Scientist

SliceX AI offers a fast, cost-effective, and customizable private AI (LLM) platform for cloud and edge deployments, enabling various AI applications.

sciencehybridSan Francisco Bay Areafull-time

Benefits:

  • Competitive Salaries

  • Company Stock Options

  • Health, Vision & Dental Coverage

  • Learning & Development

  • Flexible Work Hours

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SliceX AI

Machine Learning Engineer

SliceX AI offers a fast, cost-effective, and customizable private AI (LLM) platform for cloud and edge deployments, enabling various AI applications.

engineeringhybridSan Francisco Bay Areafull-time

Benefits:

  • Competitive Salaries

  • Company Stock Options

  • Health, Vision & Dental Coverage

  • Learning & Development

  • Flexible Work Hours

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SliceX AI

Research Scientist

SliceX AI offers a fast, cost-effective, and customizable private AI (LLM) platform for cloud and edge deployments, enabling various AI applications.

sciencehybridSan Francisco Bay Areafull-time

Benefits:

  • Competitive Salaries

  • Company Stock Options

  • Health, Vision & Dental Coverage

  • Learning & Development

  • Flexible Work Hours

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SliceX AI

Machine Learning Engineer

SliceX AI offers a fast, cost-effective, and customizable private AI (LLM) platform for cloud and edge deployments, enabling various AI applications.

engineeringhybridSan Francisco Bay Areafull-time

Benefits:

  • Competitive Salaries

  • Company Stock Options

  • Health, Vision & Dental Coverage

  • Learning & Development

  • Flexible Work Hours

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Corsair

Technical Recruiter, Senior Staff G&A Recruiting

Corsair is a high-performance, energy-efficient AI inference platform designed for datacenters, offering blazing fast speeds and commercial viability.

recruitinghybridSanta Clara, US
65.00 - 100.00
full-time

Benefits:

  • Competitive pay and equity

  • Health care

  • Flexible time-off

  • Paid paternity leave

  • 401k retirement plan

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Corsair

Machine Learning Computer Architect, Staff - Workload Analysis

Corsair is a high-performance, energy-efficient AI inference platform designed for datacenters, offering blazing fast speeds and commercial viability.

engineeringonsiteSanta Clara, US
142.5K - 230K
full-time

Benefits:

  • Competitive pay and equity

  • Health care

  • Flexible time-off

  • Paid paternity leave

  • 401k retirement plan

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Corsair

AI Security Architect, Senior Staff

Corsair is a high-performance, energy-efficient AI inference platform designed for datacenters, offering blazing fast speeds and commercial viability.

engineeringonsiteSanta Clara, US
161.3K - 260K
full-time

Benefits:

  • Competitive pay and equity

  • Health care

  • Flexible time-off

  • Paid paternity leave

  • 401k retirement plan

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