# Cindy Sridharan

> Cindy Sridharan is a distributed systems engineer, O'Reilly author, and influential technical writer based in San Francisco. Known online as @copyconstruct, she wrote the seminal O'Reilly book 'Distributed Systems Observability' and runs the Systems Distributed newsletter on Substack. She is widely respected for her long-form thinking on observability, testing in production, microservices architecture, and engineering culture. She spent years as an engineer at imgix, led the Prometheus user group in San Francisco, and has spoken at major industry conferences including QCon and GOTO. Her Medium essays on monitoring, testing, and systems thinking have shaped how a generation of engineers thinks about building resilient software.

- **Role:** Engineer & Independent Writer/Researcher
- **Organizations:** imgix, Prometheus SF User Group, O'Reilly Media
- **Known for:** Author of O'Reilly book 'Distributed Systems Observability' (2018), 44,500+ Twitter/X followers as @copyconstruct, 11,800+ Medium followers

## Career timeline

- **2010** — Joined Twitter (@copyconstruct), began public engagement with systems engineering community
- **2017** — Published influential article on cluster schedulers; Engineer at imgix; spoke at QCon New York on microservices testing; released analysis on Nomad vs Kubernetes for imgix infrastructure
- **2017** — Published 'Testing Microservices, the sane way' on Medium - became a widely-cited reference
- **2018** — Published O'Reilly book 'Distributed Systems Observability: A Guide to Building Robust Systems'
- **2018** — Spoke at GOTO Copenhagen 2018 in Fireside Chat 'Brave New World of Software'
- **2018** — Published 'Testing in Production, the safe way' - another seminal essay
- **2018** — Curated 'Best of 2018 in Tech Talks' - annual tradition on Medium
- **2019** — Spoke at QCon New York 2019; published 'Testing in Production: the hard parts'
- **2020** — Featured at QCon London 2020; published articles on bash, file descriptors, and engineering culture
- **2021** — Published deep-dives into Linux systems programming (pidfd, file descriptor transfer)
- **2022** — Published 'Why Success Is Often Elusive at the Highest Echelons' and 'Know How Your Org Works'
- **2023** — Launched 'Systems Distributed' newsletter on Substack
- **2024** — Active on X (@copyconstruct) with 44.5K+ followers; continued newsletter writing

## Achievements

- Author of O'Reilly book 'Distributed Systems Observability' (2018)
- 44,500+ Twitter/X followers as @copyconstruct
- 11,800+ Medium followers
- Runs 'Systems Distributed' newsletter on Substack
- Led Prometheus user group in San Francisco
- Organized imgix's infrastructure migration to HashiCorp Nomad
- Program committee member at leading systems engineering conferences
- Technical reviewer for multiple industry books
- Speaker at QCon New York, QCon London, GOTO Copenhagen
- Curated 'library' GitHub repo with 567+ stars - community resource for systems engineering papers and talks

## Latest updates

- **2024-03** — Active on X/Twitter with commentary on engineering culture and hiring practices
- **2023-12** — Running Systems Distributed newsletter on Substack covering distributed systems topics
- **2022-04** — Published 'Why Success Is Often Elusive at the Highest Echelons' on Medium

## Links

- Website: https://copyconstruct.medium.com
- Twitter/X: https://twitter.com/copyconstruct
- GitHub: https://github.com/copyconstruct

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Profile page: https://yespress.io/cindy-sridharan
Published by YesPress — https://yespress.io
Last updated: 2026-04-22