Patrick Kellar

Senior Software Engineer focused on dependable backend systems

I help teams build reliable, scalable products with a foundation in full-stack development, relational databases, systems administration, and DevOps.

  • 15+ years

    Across software engineering, infrastructure, and operations

  • Backend depth

    Relational databases, APIs, systems thinking, and DevOps

  • Remote-first

    Product-minded execution with clear ownership and communication

Recent Writing

Writing on software engineering, systems thinking, and the craft of building things that last.

Be where your feet are

A reminder to slow down, be present, and fully experience the moments - because time moves fast, and we’re only here for a little while.

Single Responsibility Principle

Do you want to write cleaner, more maintainable code? You might consider taking a look at the Single Responsibility Principle, it’s what is represented by the “S” in the 5 principles that make up SOLID, a set of guidelines first established by Robert C. Martin (aka Uncle Bob) back in the early 2000’s.

Career Snapshot

Recent roles across product engineering, full-stack development, and infrastructure.

Experience

  1. QuoteVelocity Logo
    Company
    QuoteVelocity
    Role
    Senior Software Engineer
    Date
  2. PVNCCDSB Logo
    Company
    PVNCCDSB
    Role
    Fullstack Developer
    Date
  3. Armada Toolworks Logo
    Company
    Armada Toolworks
    Role
    System Administrator
    Date
  4. Trent University Logo
    Company
    Trent University
    Role
    Network Administrator
    Date