karnstack
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buy a course. or unlock everything.

every course is a one-time purchase you keep forever. all access covers the whole catalog and whatever ships next.

  • go foundationsmost popular

    33 lessons · 6 modules · ~14 hours

    hello world to a tested, concurrent http service. you build feedstack, one lesson at a time.

    $79$129
  • distributed systems in a day

    24 lessons · 6 modules · 4 hours

    ai writes code. you architect systems. first principles, no hand-waving.

    $59$89
  • papers every engineer should know

    15 papers · 5 modules · 5 hours

    the 15 papers that shaped how we build software, close-read one at a time.

    $49$79
  • data structures & algorithms - foundations

    17 lessons · 5 modules · 4h 34m

    the 80% every engineer needs: complexity, the core structures, the algorithms on top.

all accessbest value
$99/ year
$149save 34%

less than two courses, for every course. cancel any time.

  • every course, current and coming
  • every byox build and module quiz
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  • new courses at no extra cost

student? get 20% off. email mail@karnstack.com with proof of enrollment.

7-day refund, no questions. email mail@karnstack.com.

questions?

the usual stuff -- format, access, refunds. if you don’t see yours, mail me directly.

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