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Engineering Manager · Senior Software Engineer
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PAUL DOWNING
Denver, CO

Caring engineer, excellent communicator, always willing to help. Team player in every sense of the word_

Teams Led
3–5 Engineers
Core Stack
React · TypeScript · Rails
Products
DeFi · Sports Tech · GovTech
Approach
Ship Fast · Test Well · Communicate
Paragon Sports IntelligenceDetails
About

Full stack from the ground up. Rails 8 API with Inertia.js, 4 Python ML models trained on real game data, React 19/TS frontend with Tailwind. Predicts NCAAM spreads, moneylines, and totals with confidence-scored PSI Picks.

Stack
React 19TypeScriptRails 8PythonInertia.jsPostgreSQLDocker/KamalML Models
Live Site
www.paragon-sports-intelligence.com
GitHub · Private
downing034
Wedding Recipe BookDetails
About

Wedding guests submitted family recipes. We turned them into a searchable, tagged, mobile-first app and sent it out as the party favor. Fully static — no backend needed.

Stack
ReactTypeScriptNetlifyStatic JSONMobile FriendlyJestReact Testing Library
Live Site
recipes.pdowning.com
GitHub · Public
downing034
This PortfolioDetails
About

Designed and built with Claude as a creative partner. Every section, animation, and interaction iterated in conversation. Contexts for state, custom CSS throughout.

Stack
ReactTypeScriptNetlifyCSS AnimationsCanvas APIIntersectionObserverJestEnzyme
Live Site
home.pdowning.com
GitHub · Public
downing034
Things I Built
ProjectPRIVATE REPO
Paragon Sports Intelligence
Paragon Sports Intelligence
AI-powered NCAAM prediction platform with 4 ensemble ML models, live game data, and a full-stack React + Rails engine.
4
ML Models
spread · moneyline · over/under
React 19TypeScriptRails 8PythonInertia.js+3
flip to see more →
Paragon Sports IntelligenceDetails
About

Full stack from the ground up. Rails 8 API with Inertia.js, 4 Python ML models trained on real game data, React 19/TS frontend with Tailwind. Predicts NCAAM spreads, moneylines, and totals with confidence-scored PSI Picks.

Stack
React 19TypeScriptRails 8PythonInertia.jsPostgreSQLDocker/KamalML Models
click to flip
ProjectOPEN SOURCE
Wedding Recipe Book
Wedding Recipe Book
A digital cookbook built as a wedding favor — guests submitted recipes, we shipped them an app.
100+
Recipes
search · tags · wake lock
ReactTypeScriptNetlifyStatic JSONMobile Friendly+2
flip to see more →
Wedding Recipe BookDetails
About

Wedding guests submitted family recipes. We turned them into a searchable, tagged, mobile-first app and sent it out as the party favor. Fully static — no backend needed.

Stack
ReactTypeScriptNetlifyStatic JSONMobile FriendlyJestReact Testing Library
click to flip
ProjectOPEN SOURCE
This Portfolio
This Portfolio
The site you're currently on. Dark theme, terminal aesthetic, built obsessively from scratch.
∞
In Progress
always shipping
ReactTypeScriptNetlifyCSS AnimationsCanvas API+3
flip to see more →
This PortfolioDetails
About

Designed and built with Claude as a creative partner. Every section, animation, and interaction iterated in conversation. Contexts for state, custom CSS throughout.

Stack
ReactTypeScriptNetlifyCSS AnimationsCanvas APIIntersectionObserverJestEnzyme
click to flip
ReactTypeScriptJavaScriptReduxHTML5CSS3/SASSVite/CRAJSON/XMLNextJSJestReact Testing LibEnzymeRSpecCapybaraCucumberCypressPlaywrightRubyRailsNodeJS/ExpressREST APIsWebSocketsNATS StreamingMaterial UIBootstrapStorybookTailwindFramer MotionFigmaGit/GitHubWebpackNetlifyCI/CDDockerKubernetesHerokuJiraShortcutEng ManagementScrum/AgileOOPMentoringStakeholder CommsMacOS
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Work History
Kava Labs · 2023 — 2025
Engineering Manager
3Engineers hired & retained — 0 attrition

Built the team. Built the process. Nobody left.

click to reveal
Kava Labs · 2020 — 2025
Sr. Software Engineer II
$300MIncrease in Chain Value

Architected the interface that moved real money.

click to reveal
TeamSnap · 2019 — 2020
Software Engineer
9%→78%Test Coverage

Cleaned house. Built the design system. Left it better.

click to reveal
Granicus · 2017 — 2019
Software Engineer
2wk→4dRegression Cycle Cut

Modernized a legacy stack. Automated everything.

click to reveal
Breaking News
PAUL DOWNING HAS CLEARED WAIVERS · AVAILABLE IMMEDIATELY · DENVER, CO · 10+ YEARS EXPERIENCE · FULL STACK · SPORTS TECH TARGET · OPEN TO OFFERS · LAST TEAM: KAVA LABS · DEC 2025 ·  PAUL DOWNING HAS CLEARED WAIVERS · AVAILABLE IMMEDIATELY · DENVER, CO · 10+ YEARS EXPERIENCE · FULL STACK · SPORTS TECH TARGET · OPEN TO OFFERS · LAST TEAM: KAVA LABS · DEC 2025 ·  
FA
Free Agent Transaction · 2025
EFFECTIVE IMMEDIATELY
Player
Paul Downing
Unrestricted Free Agent
Position
Full Stack Engineer
My Teams
Yes, all of them
NFLPackers
MLBAstros
NCAAFLonghorns
NCAAFGophers
NBANuggets
NHLAvalanche
NCAAFBuffaloes
NBABucks
NHLWild
Contact Agent
Emaildowning034@gmail.com
LinkedInlinkedin.com/in/paul-w-downing
GitHubgithub.com/downing034
© 2026 PAUL DOWNINGDENVER SERIES · #001