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Letta AI | Ex Stanford GSB | PhD in Finance

Member of Technical Staff at Letta

I work at Letta. We make machines that learn.

I'm a recovering financial economist, where I focused on computational methods.

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Career: 14

Member of Technical Staff

Letta

San Francisco Bay Area

Jun 2026 - Present

Working on: - The end-to-end product experience for Letta - Our autonomous internal software factory - The product <-> R&D pipeline

Founding Developer Relations Engineer

Letta

San Francisco, CA

Jul 2025 - Jun 2026

I help developers use Letta, an agent service for building AI systems with memory. Or, in the words of our interns, I am an "erector of tomorrow's cognition machines".

Developer Relations Engineer

.Txt

San Francisco Bay Area

Aug 2024 - Jun 2025

I help people use language models that produce predictable, structured output.

Postdoctoral Researcher

Stanford University Graduate School of Business

Palo Alto, California, United States

Sep 2022 - Aug 2024

- Developed sophisticated, high-performance statistical models on 18tb of data to accurately infer consumer willingness to pay for news content, enabling data-driven pricing strategies. - Contributed computational infrastructure to estimate complex bid functions for auction-based bridge construction, resulting in a publication to a top economics journal (non-author, research assistance only). - Optimized probabilistic model for insurance market analysis, increasing computational performance by 3-4x.

Research Engineer

Turing.jl

Cambridge, England, United Kingdom

Sep 2018 - Jan 2024

- Core developer on Turing.jl, an open-source probabilistic programming language with 2k GitHub stars. - Built high-performance implementations of Metropolis-Hastings algorithms. - Lead the development of significant refactorings of the end-user interface of Turing.jl.

Visiting PHD Student

Stanford University Graduate School of Business

Stanford, California, United States

Nov 2021 - Sep 2022

PHD Student

University of Oregon - Charles H. Lundquist College of Business

Aug 2018 - Aug 2022

- Wrote the dissertation "Parameter Uncertainty, Cashflow Betas, and Earnings Announcement Premia" applying Bayesian methods to determine how investors use firm fundamentals to learn about macroeconomic conditions. - Received my PhD in finance in four years. - My research focused on asset pricing, market microstructure, algorithmic trading, and models of information flows. - Developed a novel, Bayesian model evaluating the role of fundamental firm performance and how investors can use that information to understand the macroeconomy. - Implemented a suite of high-performance computing tools custom designed for my dissertation, evaluated on Stanford's Sherlock cluster. - Designed a theoretical model of asymmetric information in commodities futures markets. - Produced a high-performance data pipeline for cleaning and performing distributed inference on five terabytes of supermarket point-of-sale data.

Software Developer

ACA Compliance Group

Jacksonville, Oregon

Jan 2018 - Aug 2018

- Transitioned to the software team after the company found out I had been writing VBA macros to automate my job, slashing my billable hours nearly in half. - Wrote custom software in C# for our firm to use per client, reducing billable hours for current and future engagements by 10-30%. - Saved the firm 10-25% in billable hours per engagement. - Designed and implemented an anomaly detection system to flag portfolios with suspicious investment activity.

Performance Analyst

ACA Compliance Group

Jacksonville, Oregon

Oct 2017 - Aug 2018

In this position, I was responsible for assisting with the completion of periodic verifications of a client’s capacity to claim compliance with the Global Investment Performance Standards (GIPS®), in addition to performing services related to ACA's bevy of investment performance related services. - Assisted in conducting periodic verifications to ensure client compliance with the Global Investment Performance Standards (GIPS®). - Collaborated with team members to deliver a comprehensive range of investment performance related services. - Analyzed client data and generated reports to support compliance verification processes. - Communicated effectively with clients to gather necessary information and provide updates on project progress. Demonstrated strong attention to detail and problem-solving skills while working on complex performance analysis tasks

Editor In Chief

Reading University Investment Society

Reading, Berkshire, United Kingdom

Feb 2017 - Sep 2017

I wrote for and edit a monthly financial newspaper which explores the financial markets.

Student Fee Committee Vice Chair

Southern Oregon University

Ashland, Oregon

Nov 2015 - Jun 2016

I served as vice chair on a committee that was responsible for the collection and budgeting of $4.6 million in student fees.

Inter Club Council Allocations Committee Chair

Southern Oregon University

Ashland, Oregon

Oct 2014 - Jun 2015

I was responsible for running weekly meetings of a committee that allocated approximately $100,000 to various clubs at the university. Meeting content included from hearing funding requests and changing bylaws. Additionally, I presented to the club representative to ensure that funding requests were accurate, timely, and helpful.

Intern

Sustainable Valley Technology Group

Sep 2014 - Jan 2015

I worked with seed-stage companies to develop pitches to investors, consulted with clients about accounting systems, and assisted with foundation events.

Electrics Intern

Cirque du Soleil

Apr 2014 - Jun 2014

At Mystere, I completed a three month intensive internship in the Lighting department. Specifically, I ran spotlights for two shows a night, five days a week in the latter half of the day, while in the earlier half of the day I accomplished maintenance tasks. This included checking all fixtures to ensure they were working, fixing the ones that weren't, organizing fixture inventory, cleaning the inventory, and repairing aging equipment.

Skills: 56

Technical

ArchitectureC#Data AnalysisData ManagementData ScienceDistributed SystemsFlutterJulia
Large Language Models (LLM)LinuxMachine LearningMatlabMicrosoft OfficePostgreSQLProgrammingPythonRReact.jsSoftware Development

Business

AnalyticsConsultingProject ManagementWriting

Interpersonal

ResearchTeam LeadershipTeamwork

Other

AccountingAsset PricingBayesian inferenceBayesian methodsBayesian statisticsBloomberg TerminalBurger eatingCorporate Finance
EconomicsEditingEngineeringEquity DerivativesEViewsFinanceFinancial MarketsGoogle BigQueryIndustrial OrganizationInformation RetrievalInvestmentsMarket MicrostructureMicrostructurePowerPointProbabilistic ModelsProject ImplementationQuantitative AnalyticsRecommender SystemsStatistical ComputingStatisticsThomson Reuters EikonVisual Basic for Applications (VBA)

Projects: 1

AdvancedMH

An collection of performant Metropolis-Hastings inference algorithms for probabilistic models. Developed with many other contributors, please see the GitHub for a list of collaborators.

Publications: 100

Knowledge92 articles

August 18, 2026

cameron.stream

Aug 2026

tangled-letta

cameron.stream

Aug 2026

August 16, 2026

cameron.stream

Aug 2026

August 15, 2026

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Aug 2026

August 14, 2026

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Aug 2026

August 13, 2026

cameron.stream

Aug 2026
Aug 2026

August 12, 2026

cameron.stream

Aug 2026
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Aug 2026

August 11, 2026

cameron.stream

Aug 2026

Why Letta?

cameron.stream

Aug 2026
Aug 2026

August 6, 2026

cameron.stream

Aug 2026

Letta Office Hours

cameron.stream

Aug 2026

August 5, 2026

cameron.stream

Aug 2026

August 4, 2026

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August 3, 2026

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August 2, 2026

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August 1, 2026

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Aug 2026

July 31, 2026

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Aug 2026

July 30, 2026

cameron.stream

Jul 2026

The Most Sloppy

cameron.stream

Jul 2026

July 29, 2026

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Jul 2026

July 28, 2026

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Jul 2026

July 25, 2026

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Jul 2026
Jul 2026

Tinker curriculum

cameron.stream

Jul 2026

July 23, 2026

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July 22, 2026

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July 21, 2026

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Jul 2026

Gemini model series

cameron.stream

Jul 2026

July 20, 2026

cameron.stream

Jul 2026
Jul 2026
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Jul 2026

Knowledge

cameron.stream

Jul 2026

NOW

cameron.stream

Jul 2026

Market Microstructure

cameron.stream

Jul 2026

Letta

cameron.stream

Jul 2026

July 19, 2026

cameron.stream

Jul 2026

Context Repositories

cameron.stream

Jul 2026

Co

cameron.stream

Jul 2026

Cameron

cameron.stream

Jul 2026

Bayesian Inference

cameron.stream

Jul 2026
Jul 2026
Jul 2026

Context Compaction

cameron.stream

Jul 2026

Structured Outputs

cameron.stream

Jul 2026

MemGPT

cameron.stream

Jul 2026

Letta Code

cameron.stream

Jul 2026

Letta Agent

cameron.stream

Jul 2026
Jul 2026
Cameron8 articles

New site using Franklin.jl

cameron.leaflet.pub

Mar 2024

Getting the Pile

cameron.leaflet.pub

Jun 2023

Rust & More

cameron.leaflet.pub

Jun 2018

Credentials: 3

Passed CFA Level 1

CFA Institute

Jan 2018
Apr 2017

Education: 3

University of Oregon - Charles H. Lundquist College of Business

Doctor of Philosophy - PhD

2022

- My research focused on asset pricing, market microstructure, algorithmic trading, and models of information flows. - Developed a Bayesian model to evaluate the role of fundamental firm performance in understanding the macroeconomy, utilizing high-performance computing tools in cluster computing environments. - Designed and implemented a data pipeline for cleaning and performing distributed inference on terabytes of supermarket point-of-sale data.

Henley Business School

Master of Science (MSc)

2016 - 2017

- Utilized programming languages such as R, Python, Octave, and Matlab to process and analyze large amounts of financial data for research and personal projects - Studied algorithmic trading and market making models, demonstrating an interest in applying quantitative methods to financial problems - Collaborated with top executives at a major international bank in London on a research project, showcasing the ability to work on complex, real-world problems in a professional setting

Activities / Societies: Chief Editor, Reading University Investment Society

Southern Oregon University

Bachelor of Science (B.S.)

2013 - 2016

- Studied diverse disciplines including technical theater, accounting, finance, and computer science - Gained expertise in implementing and troubleshooting large-scale entertainment rigs, involving engineering, project management, and creative skills - Developed proficiency in accounting principles (GAAP, IFRS), financial analysis, and computer science topics such as networking, programming, and machine learning

Activities / Societies: USITT Club, Inter Club Council

Courses: 16

  • Applied Statistics

  • Financial Management

  • Intermediate Accounting

  • Securities, Futures, and Options

  • Financial Markets

  • Advanced Financial Analysis

  • Fixed Income & Equity Investments

  • Liquidity Risk & Algorithmic Trading

  • Corporate Finance

  • Quantitative Methods in Finance

  • Mergers & Acquisitions

  • Energy Finance

  • Corporate Governance and Accountability

  • Programming for Finance

  • International Financial Management

  • Principles of Finance

Involvement: 1

Volunteering

Sustainable Valley Technology Group

Intern

Oct 2015 - Dec 2015

I did grant research, created estimates on volunteer hours, tabled at events, and reached out to community members to request assistance. I also worked in a supportive capacity for general events.

Languages: 1

  • English(Native or bilingual)

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Cameron (@cameron.stream) | Sifa