David Birnie
David Birnie

Virtual resume David Birnie

Builder / Problem solver / Entrepreneur

Vague problem in.
Tangible system out.

I do my best work when the problem isn't already solved. Give me ambiguity, a deficiency, or a mess, and I come back with something that runs.

Scroll to meet Dave
Fields worked in: Software, Care work, Crisis response, Electrical, Two exits, AI systems, Blacksmithing.

01 / Who I am

I like figuring things out. Then I like building them.

I've built software, run and sold two businesses, worked as a PSW and an emergency medical responder, pulled wire, and taught myself whatever the problem required. What connects it isn't a job title. It's a habit of taking something unclear and making it concrete.

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Companies sold

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Developer on SB Gaming

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YouTube subscribers

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Fields worked in

David BirnieChatham, Ontario

02 / The pattern

“Give me the vague problem.”

01Vague ideaSomeone describes an outcome, not a solution.
02UnderstandWhat's actually needed, versus what was asked for.
03DesignA system simple enough to survive real use.
04BuildLearn whatever is missing. Ship something that runs.
05Tangible systemIt works, it's in use, and it can be handed over.
Disorder000

03 / Proof of work

I turn ideas into working systems.

Three systems. Open any brief for the full build ↓

01 / 03

Passion + execution

3 AM
CEO

Turn a North Star into an executable business.

Ideas move through evaluation, refinement and blueprinting, then straight into actionable work. It combines product architecture, AI, business thinking and the discipline to ship.

  • AI integration
  • Workflow design
  • Entrepreneurship

02 / 03

Weakness → strength

Family
Lock OS

Build around the friction instead of pretending it is not there.

A living ecosystem for voice capture, daily operations, goal architecture, therapy notes, memorization and focused work, designed around a real human rather than a generic productivity persona.

  • Personal systems
  • AI workflows
  • Constraint-aware design

03 / 03

Grit + determination

SB
Gaming

“Make bingo online.” That was essentially the brief.

I designed the product, the architecture, the flashboard, the interactive call experience, the interfaces, the hardware connection and the surrounding workflow. The system is still running.

  • Product definition
  • Live systems
  • Full ownership

04 / Professional journey

My career isn't a straight line. That's one of its strengths.

  1. Age ~10

    First business

    Buying, refurbishing and reselling computers for about $100 profit each.

    Value hides in things other people have written off.

  2. Early work

    Customer service

    Food service and retail. Focus, organization, sales, patience with people.

    Going past the minimum for someone is usually remembered.

  3. Care & crisis

    PSW / EMR

    Supporting people through hard days, and making fast calls under pressure.

    Judgment under pressure is a skill you can practise.

  4. Trades

    Electrical

    Troubleshooting physical systems when the answer isn't obvious.

    Every system has a fault path if you test it methodically.

  5. Software

    SB Gaming

    Sole developer. Vague concept to live, running system.

    Ownership means designing the parts nobody specified.

  6. Ownership

    Two exits

    Initial Care and Lighting Effects, built, grown and sold.

    Building something saleable teaches you what value really is.

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Two businesses built and sold. Five-figure exits, each.

05 / Character

What kind of guy am I?

Depth on demandDavid Birnie

06 / Away from screens

I build things away from screens too.

  • Mushroom photography
    Mushroom photography

    Fungi

  • Foraging
    Foraging

    Wild food

  • Cooking
    Cooking

    Foodie

  • Beekeeping
    Beekeeping

    Lapsed

  • Forge photo
    Blacksmithing

    Forge

  • Shop photo
    Metalworking

    Fabrication

  • Service photo
    Volunteering & service

    Community

  • Workbench photo
    Learning & experiments

    Tinkering

Curiosity doesn't stop when I close the laptop.

Think we'd work well together?

Let's talk.

David Birnie