TIEN'S NOTESPERSONAL SYSTEM / REV. JUL 2026

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Field notes, engineering references, and lessons from systems that failed.

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3 RECORDS
  1. P01

    The Modern Data Stack for Systems Engineers

    Infrastructure & Automation
    15 MIN READ

  2. P02

    The First 30 Minutes of a Production Incident

    Reliability & Operations
    12 MIN READ

  3. P03

    Reliable Large File Transfers: Integrity, Retries, Resumability, and Recovery

    Reliability & Operations
    11 MIN READ

COMPLETE

Complete archive

36 RECORDS
  1. 001

    The Request Should Survive the Tool

    Reliability & Operations
    8 MIN READ

  2. 002

    Every Change Should Reach Main. Not Every Branch Needs To.

    Infrastructure & Automation
    13 MIN READ

  3. 003

    Where Did the Spark Job Stop?

    Infrastructure & Automation
    7 MIN READ

  4. 004

    Your GitHub Workflow Is Not Your Build System

    Infrastructure & Automation
    9 MIN READ

  5. 005

    Vim: The 20 Keystrokes That Matter

    Infrastructure & Automation
    4 MIN READ

  6. 006

    A Quiet Farewell to Bioinformatics

    Essays & Career
    11 MIN READ

  7. 007

    Compliance Controls I Would Build Into a Bioinformatics Platform

    Reliability & Operations
    10 MIN READ

  8. 008

    That Strange Feeling That Something Is Missing

    Essays & Career
    13 MIN READ

  9. 009

    The Quiet Road Home

    Essays & Career
    8 MIN READ

  10. 010

    Compliance for Bioinformatics Engineers: HIPAA, GDPR, NIH GDS, ISO 27001, FISMA, NIST 800-53, and FDA Software Guidance

    Bioinformatics Engineering
    50 MIN READ

  11. 011

    Podman Container Builds: Simple vs Multi-Stage

    Infrastructure & Automation
    5 MIN READ

  12. 012

    ETL vs ELT in Bioinformatics: Why Storing Raw Data Can Save Your Project

    Bioinformatics Engineering
    7 MIN READ