open-source and me: tips for a career in software development

Transcript

1. Aman Gupta Karmani · github.com/tmm1
   open-source and me
   tips for a career in software development
   

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2. • programming for 20+ years
   
   • full-stack polyglot dev + ops
   
   • 10 years in silicon valley building my
   career
   
   • founded multiple startups
   
   • early engineer at GitHub
   
   • consulting for AirBnb, Twitter, etc
   
   • thousands of open-source
   contributions
   
   • moved to sunny Santa Barbara in
   2018
   Aman Karmani · @tmm1
   about me
   

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3. about me
   2003 - high school
   

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4. tips for a career in software development
   master a scripting
   language
   pick any one you like and get really
   good at it
   

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5. tips for a career in software development
   invest in your
   development
   environment
   experiment with di
   ff
   erent code
   editors like vim, emacs, intellij,
   vscode to
   fi
   nd what makes you most
   productive
   

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6. tips for a career in software development
   learn web
   technologies
   html, css, javascript
   http request/response + headers
   

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7. about me
   2006 - college
   

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8. about me
   2008 - San Francisco
   

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9. 2009 - conferences
   about me
   

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10. tips for a career in software development
    engage with your
    community
    attend conferences, talks and
    meetups about the languages and
    frameworks you’re using
    

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11. about me
    2010 - rails performance consulting
    

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12. tips for a career in software development
    learn to use
    debugging tools
    when you’re stuck,
    fi
    nd a tool which will
    dig deeper

    

    pro
    fi
    lers, tracers, inspectors, debuggers
    for example: chrome web inspector
    

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13. about me
    2011
    

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14. about me
    2012 - pro
    fi
    ling tools
    

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15. tips for a career in software development
    think about how
    and where your
    code will run
    writing code is only half the battle..
    maintenance + operations
    resilient software saves you sleep
    

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16. about me
    2013 - ruby-core team
    

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17. about me
    2014 - RubyKaigi Tokyo
    !
    Aman Gupta (@tmm1)
    VP Technical Infrastructure
    GitHub, Inc.
    Ruby 2.1 in Production
    How I upgraded github.com from 1.8.7-p72 to 2.1.2
    http://bit.ly/ruby21-in-production
    

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18. 2016
    about me
    

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19. 2017
    about me
    

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20. 2018
    about me
    

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21. 2021
    about me
    

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22. what is open source?
    

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24. pick your battles
    why open source?
    

    Operating System
    

    Device Drivers
    Framework
    Libraries
    Proprietary
    
    
    Business Logic
    }
    } closed source
    trade secret
    speci
    fi
    c to your product/business
    open source
    shared infrastructure
    community adding features
    edge case bugs found and
    fi
    xed
    credit card

    processing
    http

    webserver
    tcp/ip

    network stack
    memory
    management

    

    process
    scheduling
    

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25. open-source is
    a super power
    control your own destiny
    • look behind the scenes,
    instead of getting stuck
    
    • every change documented
    for future devs (+ you)
    
    • who changed it and
    when
    
    • what lines changed
    where
    
    • why why why
    

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26. how does open source work?
    code

    (version control)

    discussion

    (code review)
    

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27. case study
    open-source software for tax returns
    

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28. OpenTaxSolver
    20 years old!
    • written in C
    
    • subversion source control
    
    • hosted on sourceforge
    
    • GPLv2, contribute patches
    via email
    
    • mailing list + facebook
    group for discussion
    

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29. since 1996!
    excel1040
    • written in excel macros
    (!)
    
    • no source control

    no license
    
    • can it be called open-
    source?
    
    • hosted on google sites
    
    • contribute bug reports
    via email
    
    

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30. • written in TypeScript and
    React.js
    
    • git for source control
    
    • AGPL3, hosted on GitHub
    
    • discord discussions
    
    • automation: CI, codecov,
    dependabot, code formatting
    newcomer
    UsTaxes.org
    

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31. let’s contribute!
    

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32. • with the project
    
    • README, contribution guidelines, coding style
    
    • recent discussions, upcoming releases and goals
    
    • with the code base
    
    • look at open and recently closed issues
    
    • read through open and merged pull requests
    
    • what libraries, languages and frameworks are used?
    
    • how to setup a development environment?
    familiarize yourself
    let’s contribute
    

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33. start small
    let’s contribute
    

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34. documentation
    and project
    planning
    not all
    contributions
    are code
    let’s
    contribute
    

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35. let’s contribute
    setup development environment
    

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36. let’s contribute
    setup development environment
    

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37. document for the future
    let’s contribute
    

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38. document for the future
    let’s contribute
    

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39. copy existing patterns and style
    let’s contribute
    

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40. code review and scope creeeeeeeep
    let’s contribute
    

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41. code review and scope creeeeeeeep
    let’s contribute
    

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42. code review and scope creeeeeeeep
    let’s contribute
    

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43. bug
    fi
    x: follow the open source
    let’s contribute
    

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44. bug
    fi
    x: follow the open source
    let’s contribute
    

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45. bug
    fi
    x: follow the open source
    let’s contribute
    

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46. bug
    fi
    x: follow the open source
    let’s contribute
    

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47. fi
    x bugs that a
    ff
    ect you
    let’s contribute
    

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48. tips for a career in software development
    participate in
    open-source!
    build your skills and your portfolio
    scratch your own itch
    

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49. newborn project
    taxes.cue
    

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50. questions?
    Aman Karmani
    [email protected] · github.com/tmm1
    

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