Creative Technologist for Elite Sport

I build products, films, and media systems for swimming and sport

Built an 8-year swim technology company spanning hardware, apps, and ML. Produced content systems for Olympic champions and global swim brands. Now building SwimPass, an open-water discovery platform.

View Selected Work
Ryan Rosenbaum
The Journey

Where Creative × Technical × Business
Meet

A decade of building at the intersection of high-performance sport, cinematic storytelling, and production-grade software.

2011-2018

University of Florida

Video Production, Editing and Mass Communications Specialist

Exposure to large media brands working for ESPN, SEC Network, ABC and more. Masters in Web Development earned.

Video ProductionEditingMass CommunicationsLive Production
2016-2024

Phlex Swim

Co-Founder & Creative Director

Built hardware + software + ML platform from concept to market. Apple Watch app, web platform, and all marketing content.

watchOSReact/Next.jsComputer VisionProduct Design
2021

Cali Condors (ISL Champions)

Head of Content

One-person production team across 3 countries. Daily assets for team, athletes, and league broadcast.

4K ProductionUnderwaterRun-and-Gun
2021-Present

Freelance Creative Director

Self-Employed

Campaigns for Nike Swim, Arena, NoBull, Speedo, DeBoer. Broadcast features on SEC Network, CBS, ESPN.

Brand CampaignsUnderwaterMotion Design
2025-Present

Elite Athlete Content Producer

Olympic Athletes

Managing athlete social media presence, brand partnerships, content obligations and channels for maximizing fan engagement and brand growth.

Social Media StrategyBrand PartnershipsContent ProductionFan Engagement
2026-Present

SwimPass

Founder & Developer

Building SwimPass. Coming soon.

Product StrategyFull-Stack DevelopmentCommunity Building
Selected Work

Projects that move the needle

Phlex Swim Platform
Product

Phlex Swim Platform

Hardware + Software + ML

Complete ecosystem: Apple Watch app for stroke tracking, web platform for analytics, and ML models for real-time technique analysis.

SwiftSwiftUICoreMLReact+3 more
8
Years Active
4.5★
App Store Rating
Co-Founder
Role
View Case StudyPlatform
Phlex EDGE
Product

Phlex EDGE

Hardware Launch • Indiegogo Campaign

Launching edge compute hardware for swimmers from scratch—integrated heart rate monitoring, haptic feedback, and native iOS/Android apps.

HardwareiOSAndroidHeart Rate+1 more
$50K+
Crowdfunding
iOS + Android
Platforms
Edge Compute
Hardware
View Case StudyCampaign
Caeleb Dressel YouTube
Content

Caeleb Dressel YouTube

Channel Strategy & Production

End-to-end YouTube channel management: content strategy, production, editing, and sponsor integration for 7× Olympic champion.

YouTube StrategyPremiere ProAfter EffectsSponsor Integration
91K+
Subscribers
40+
Videos Produced
4
Sponsors
View Case StudyChannel
Nike Swim Campaign
Brand Work

Nike Swim Campaign

Creative Direction & Production

Portrait series and campaign content for Nike Swim athletes including Abdoul Niane. Studio and deck photography.

RED KomodoStudio LightingColor GradingBrand Integration
200+
Assets Delivered
2M+
Social Reach
View Case Study
Virtual Swim League
Brand Work

Virtual Swim League

Arena × Phlex Partnership

1.2M Views12 Countries
Every Breath is Fuel
Content

Every Breath is Fuel

Campaign Film

250K+ ViewsLaunch Film Campaign
Cali Condors
Brand Work

Cali Condors

ISL Champions Content

1st ChampionshipISL Team
ESPN/SEC Basketball
Content

ESPN/SEC Basketball

Camera Operator

ESPN NetworkCamera Op Role
SwimPass
Product

SwimPass

Open Water Swimming Discovery Platform

In Development Status
Trusted By

Champions & Industry Leaders

Partnerships with world-class athletes and the brands that power them.

Nike Swim
3projects

Brand Partner

Campaign content and portrait series for Nike Swim athletes

View Work →
Arena
5projects

Brand Partner

Virtual Swim League campaign and product launches

View Work →
DeBoer
4projects

Brand Partner

Social system and campaign content with Caeleb Dressel

View Work →
NoBull
2projects

Brand Partner

Strength training content and athlete partnerships

View Work →
Phlex Swim
12projects

Co-Founder

Complete brand identity, product videos, and platform content

View Work →
ISL
8projects

Team Partner

Cali Condors content and league-wide features

View Work →

Powered By

Production-grade technology stack

Re
ReactFrontend
Ne
Next.jsFramework
Ty
TypeScriptLanguage
Sw
SwiftMobile
Py
PythonML/Backend
Po
PostgreSQLDatabase
AW
AWSCloud
St
StripePayments
Technical Depth

I build performance products where software, sensor data, and storytelling intersect

Shipped in the swimming/performance space. Built watchOS and ML systems for a niche vertical. Translate domain expertise into technical products that athletes actually use.

Apple Watch App

ML-powered stroke tracking with Swift

Phlex Swim

Production Systems

Built & deployed full-stack platforms

SwimPass, Phlex

Real-time ML

On-device stroke classification

CoreML Pipeline

8 Years Building

From concept to market launch

Phlex Swim

What I Build

⌚️

Apple Watch Development

Stroke tracking with ML classification

SwiftSwiftUICoreMLHealthKit
🌐

Full-Stack Web Apps

Modern React apps with edge functions

Next.jsTypeScriptPostgreSQL
🤖

ML & Computer Vision

Real-time technique analysis

PythonTensorFlowCoreML
☁️

Cloud Infrastructure

Scalable deployment pipelines

AWSVercelDockerCI/CD
⚡

API Design

High-performance backend systems

RESTGraphQLtRPCRedis
🎬

Creative Tooling

Video pipelines & automation

Premiere ProAfter EffectsFFmpeg
View GitHub Profile
What I Do

Services at the intersection

Offering a unique combination of creative production and technical execution that few can match.

Content Production

End-to-end video production from concept to delivery. Specializing in underwater cinematography and athlete storytelling.

  • Underwater Cinematography
  • Documentary Production
  • Commercial & Brand Films
  • Social-First Content
  • Color Grading & Finishing

Software Development

Full-stack development with a focus on performance, scalability, and exceptional user experiences.

  • Web Applications (React/Next.js)
  • iOS & watchOS Apps
  • API Design & Development
  • Database Architecture
  • ML/AI Integration

Technical Consulting

Strategic guidance for product development, technical architecture, and creative technology decisions.

  • Product Strategy
  • Tech Stack Decisions
  • Technical Architecture
  • Creative Technology
  • Team Building

Tools & Capabilities

The gear and tech that powers the work

4K/6K Production
RED Komodo, Sony FX6
Color Grading
DaVinci Resolve
Mobile Apps
Swift, React Native
Machine Learning
CoreML, TensorFlow
Cloud Infrastructure
AWS, Vercel, Cloudflare
Brand Strategy
Campaign Development
Deep Dives

Case Studies

Detailed looks at major projects, from initial concept through technical implementation and business results.

Phlex Swim Platform
SwiftCoreMLPolarArenaVSL
Case Study 01

Phlex Swim Platform

2023 Relaunch • Polar Partnership • Apple Watch

2023 relaunch and pivot—moving away from proprietary hardware to partner with Polar Verity Sense, building the Apple Watch app, and launching the Virtual Swim League with Arena.

Challenge

Pivot from expensive hardware manufacturing to a software-first approach while maintaining best-in-class stroke tracking and expanding market reach.

Solution

Partnered with Polar to leverage Verity Sense as primary tracker, wrote native Apple Watch app for broader accessibility, and launched Virtual Swim League with Arena partnership.

Key Results

  • ✓Reduced hardware costs while improving tracking accuracy
  • ✓Expanded user base via Apple Watch
  • ✓Created innovative Virtual Swim League competition format
  • ✓Industry-leading algorithm accuracy
View Case StudyView Platform
Phlex EDGE
HardwareiOSAndroidHeart RateHaptics
Case Study 02

Phlex EDGE

Hardware Launch • Indiegogo Campaign

Launching edge compute hardware for swimmers from nothing—building integrated heart rate monitoring and haptic feedback, crafting iOS and Android software.

Challenge

Create a wearable swim tracker from scratch with real-time heart rate, haptic feedback, and seamless mobile integration.

Solution

Designed custom hardware with edge compute capabilities, built native iOS and Android apps, and launched via Indiegogo to validate market demand.

Key Results

  • ✓Successfully crowdfunded $50K+
  • ✓Delivered working hardware with heart rate and haptics
  • ✓Established Phlex as a serious hardware player
  • ✓iOS and Android native apps
View Case Study
Caeleb Dressel YouTube
YouTube StrategyPremiere ProAfter EffectsAnalytics
Case Study 03

Caeleb Dressel YouTube

Channel Strategy & Full-Stack Production for 7× Olympic Champion

End-to-end YouTube channel management for Caeleb Dressel, including content strategy, production, editing, and sponsor integration.

Challenge

Transform an Olympic champion's sporadic content into a consistent, engaging YouTube presence that satisfies both audience and sponsors.

Solution

Developed repeatable series formats, built sponsor integration workflows, and created content systems that maintained authenticity.

Key Results

  • ✓91K+ subscribers and growing
  • ✓40+ videos produced
  • ✓Multiple brand partnerships integrated
  • ✓Educational swimming content series
View Case StudyView Channel

Featured In

SwimSwam
Swimming World
SEC Network
ESPN

Let's build what's next

Available for athlete and brand content systems, product strategy in sports tech, and select creative + technical consulting engagements.

Your name so we know who to reply to.

We'll reply from hello@ryanrosenbaum.dev.

Tell me a bit about your project, timeline, and goals.

We'll reply from hello@ryanrosenbaum.dev.