Charles Thayer

Charles Thayer Email and Phone Number

AI Consulting and Startup and Stealth @ San Francisco, CA, US
San Francisco, CA, US
Charles Thayer's Location
San Francisco, California, United States, United States
Charles Thayer's Contact Details
About Charles Thayer

Looking for: Interesting AI & tech startups in SF looking for founders, engineers, or advisors & consultants.About: Been a CTO a few times for small startups, and a tech-lead and Principal Engineer at companies that have gone from 100->10K+ engineers (Roblox, Facebook, YST).Specialties: Start-ups, Internet-scale Distributed Systems, Scalability, Cluster Management, Distributed Storage, Web Crawl and Search. Background: Accomplished Engineer in Infrastructure with substantial experience scaling large data systems. Solid track record of designing, building, and maintaining scalable architectures, infrastructure, and backend technologies. Worked with Petabytes of data, Millions of requests per second. Building from DevOps to refactoring large code bases.

Charles Thayer's Current Company Details
Self

Self

AI Consulting and Startup and Stealth
San Francisco, CA, US
Charles Thayer Work Experience Details
  • Self
    Ai Consulting And Startup And Stealth
    Self
    San Francisco, Ca, Us
  • Self
    Startup / Stealth / Ai Consulting
    Self Apr 2024 - Present
    AI engineering and Infrastructure: Startup, consulting, advising, CTO work, founder squiggle, etc.Talk to me about:* Your infra and operational challenges with AI apps and systems building.* Envoy, Istio, Kubernetes as they related to AI/ML.* AI provenance, citations, RAG for content-driven web sites, web-crawling / web-graph / web-search.* AI production performance related to vector DBs, embeddings, caching, memory and context.
  • Roblox
    Sr. Principal Engineer (Ic6)
    Roblox Apr 2020 - Feb 2024
    San Mateo, California, Us
    Formed the Service Communications team, as tech-lead, which owns networking from app-to-infra. The team runs the api-gateway (envoy) and internal proxies (traefik) for the BEDEV2 clusters (microservices for backend development), owns the network software stack (C#, golang) including gRPC and Protobufs, and provides envoy and service mesh. Also involved with the design, planning, and the move to a cell-based architecture.Worked on the MSP team (Microservice Platform Team) to plan and build the next generation of infrastructure for platform services. Worked on many systems and prototypes related to innovating, scaling, and migrating the architecture (Windows to Linux, monoliths to microservices, bespoke services to open-source, etc.)
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  • Notify.Io
    Cto
    Notify.Io Jun 2017 - Apr 2020
    Built the tech stack and engineering.Connecting Businesses with customers, using messaging. We've built a managed messaging platform specifically for professionals, out of our experience in Conversational Commerce for The Gap, The Wall Street Journal, many startups, and professionals. SMS, Facebook Messenger, Twitter. Tech Stack: Python/Django/DRF, Redis, Postgres, Kubernetes, Firebase, Twilio. https://stackshare.io/notify-io/notify-io
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  • Cityscout.Us
    Founder And Chief Explorer
    Cityscout.Us Jul 2016 - Jul 2017
    San Francisco, Us
    Built MVP for The Urban Adventure App: http://www.cityscout.us -- Stealth, members-only, not launched. Tech: python, django, bootstrap, nginx, AWS, fabric, puppet, etc.
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  • Facebook
    Engineer
    Facebook Feb 2011 - Apr 2016
    Large-scale Infrastructure Engineer.Data Infrastructure: Worked on ZippyDB, a distributed and replicated key-value store based on Paxos and RocksDB. Helped port the real-time counter service (unique counters based on HyperLogLog) to ZippyDB (with live customers) and migrated it to Folly Futures for our C++ APIs. Implemented the first production version of the shard load balancer, which enabled balancing on several metrics across possibly heterogeneous hardware.Core Infrastructure: Monitoring Systems: Moved the backend operating metrics and monitoring systems from a MySQL backend to HBase, and worked on Disaster Recovery. Worked on many of the subsystems such as real-time percentile aggregation, prediction modeling, and the real-time computation engine. System processed over 1 Billion time series datapoints per minute at the time I left the team.Heavily involved in debugging many Facebook technical problems (outages / SEVs) and reported at several Incident Reviews, mentored interns, and had a lot of fun at every possible hackathon.
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  • Yahoo! Inc.
    Technical Yahoo, Sr Engineer
    Yahoo! Inc. Apr 2003 - Feb 2011
    Sunnyvale, Ca, Us
    Linux cluster kung-fu.Worked on web search content systems for 7 years, with 4 managers, on 3 teams, during 5 cluster doublings, with thousands of nodes per cluster. Mainly worked on cluster management and monitoring software (in C++) and the operation of the production web crawlers.Content Operations Team: Managed the deployment, operations, and monitoring of production web crawler clusters in distributed data centers. Typical projects included moving 1.8 PB across coasts. Catalog Agility Project: Primary architect on crawler scalability and data storage changes (C++).Crawler Team: Catalog Master: Built and extended cluster management and monitoring software for managing thousands of nodes (C++). Many projects ranging from investigating problems based on statistical anomolies in freshness, comprehensiveness, and quality (Python) to writing disk burnin software (C) used by all of YST (Yahoo Search Technology). Wrote CTA package (Cluster Trends Analyzer) in Python and CluStats (Cluster Stats and alerts) libraries in C++.Echelon Team: Echelon Master: worked on cluster management software for controlling indexing pipeline and batch processing (C++). Echelon Copier (EchCp in C & C++): cross-coast database distribution software with extensive performance throttling controls for delivery production index data to other groups.
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  • Tapstone Inc.
    Engineering Manager
    Tapstone Inc. Jul 2001 - Mar 2003
    Tapstone's Server Change Center is an IT tool for managing enterprises with hundreds to thousands of machines. Agent software running on each computer detects changes to the file system, the registry, and configuration files (on both Solaris and Windows.) These agents each communicate a stream of events in real-time to a central appliance (running Linux and Postgres.) * Designed the distributed network agent for portability, scalability, and low-impact. * Wrote low-level back-end software for Solaris, Linux, and Windows NT in Python and C++. Implemented hardware scanner, control daemon, and various libraries. * Reviewed code, unit tests, system tests, and design work as the manager and lead engineer of the agent group (4-6 developers, including myself.) * Designed APIs, libraries, and protocols as lead engineer of the architecture team during system design phases. Reviewed system-wide design and implementation choices to support the goals of high performance, fail-safe operation. * One of the authors of the provisional patent application: Management and Monitoring System for Distributed Computer Networks. Technologies: Systems Programming (cross-platform); Python, C++, Java; TCP/IP, XMLRPC, SQL.
  • Cityrealty
    Cto
    Cityrealty 2000 - 2001
    Built the technology for "The New York City Real Estate Exchange." CityRealty.com was a small on-going venture with new funding, from Goldman Sachs, to create sophisticated web personalization services for residential real-estate brokers, buyers, renters, and customer service representatives. Shared the role of CTO with partner from Mediabridge Infosystems Inc.

Charles Thayer Skills

Start Ups Distributed Systems Scalability Linux C++ Unix Devops Hadoop Software Engineering Apache System Architecture Large Scale Systems Mysql Tcp/ip C Object Oriented Design Mapreduce Databases Big Data Postgresql Hbase Architectures Php High Performance Computing Cluster Management Nosql Rocksdb Thrift Python

Charles Thayer Education Details

  • Columbia University
    Columbia University
    Electrical Engineering

Frequently Asked Questions about Charles Thayer

What company does Charles Thayer work for?

Charles Thayer works for Self

What is Charles Thayer's role at the current company?

Charles Thayer's current role is AI Consulting and Startup and Stealth.

What is Charles Thayer's email address?

Charles Thayer's email address is ch****@****lox.com

What schools did Charles Thayer attend?

Charles Thayer attended Columbia University.

What are some of Charles Thayer's interests?

Charles Thayer has interest in Collecting Antiques, Exercise, Home Improvement, Collecting Art, Scuba Diving, Shooting, Reading, Sports, The Arts, Golf.

What skills is Charles Thayer known for?

Charles Thayer has skills like Start Ups, Distributed Systems, Scalability, Linux, C++, Unix, Devops, Hadoop, Software Engineering, Apache, System Architecture, Large Scale Systems.

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