John Hammerlund
Software Engineer at Nextdoor
Fresno, California, United States
Summary
👤
Senior🎓
Top SchoolJohn Hammerlund is a mobile-first software engineer with 13 years of professional experience building products from startup prototypes to large-scale enterprise iOS apps. Passionate about teaching and continuous learning, he brings deep expertise in software design and architecture, championing SOLID, IoC, and BDD to produce maintainable, testable systems. His career includes leading iOS efforts at MINDBODY, senior mobile engineering at AuthenticID, and current platform work at Nextdoor, underpinning a track record of delivering customer-facing mobile experiences. He views architecture as a human-centered practice—solving team and user problems as much as technical ones—and prioritizes strong, trusting teams to make that possible. Based in Fresno, CA, John began mobile development in high school and combines that long-running practical curiosity with a disciplined, architecture-first mindset.
13 years of coding experience
10 years of employment as a software developer
Cuesta College
Stackoverflow
2,715reputation
417kreached
56answers
2questions
hyperlink
top-1%
html
top-5%
Github Skills (102)
beautifier10
linter10
linting10
static-analysis10
ios-framework10
swift-package-manager10
aes-gcm10
carthage10
swift10
hyperlink10
continuous-integration10
oauth2-client10
digest10
des10
xcode10
Programming languages (8)
Github contributions (5)
johnhammerlund/Conduit
Jun 2018 - Oct 2023
Robust Swift networking for web APIs
Contributions:5 PRs, 13 pushes, 4 branches in 5 years 4 months
swiftnetworkingweb-apis
johnhammerlund/hubot-proxy
Jul 2014 - Nov 2016
Contributions:18 commits, 2 pushes, 3 tags in 2 years 5 months
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