{
"meta": {
"title": "Senior iOS, macOS & AI Engineer | Janusz Chudzynski",
"description": "Senior iOS, macOS, web & AI engineer — 10+ years shipping software used by millions, incl. Camtasia at TechSmith. Available for remote contract. Pensacola, FL.",
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"ogTitle": "Senior iOS, macOS, Web & AI Engineer | Swift, SwiftUI & LLMs",
"ogDescription": "Senior engineer with 10+ years building iOS, macOS, web, and AI-powered software used by millions. Available for remote contract, consulting, and full-time opportunities."
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"linkedinUrl": "https://www.linkedin.com/in/chudzynski/",
"resumeUrl": "assets/resume.pdf",
"email": "gulfcoastdevs@gmail.com",
"phone": "(850) 502-9913"
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"brand": {
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"givenName": "Janusz",
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"description": "Senior iOS, macOS, web, and AI engineer with 10+ years building production software used by millions. Former Senior Software Engineer at TechSmith working on Camtasia for Mac. Founder of GulfCoast Dev LLC, specializing in Swift, SwiftUI, Objective-C modernization, AI/LLM integration, and full-stack web development. Available for remote contract, consulting, and full-time opportunities.",
"legalName": "GulfCoast Dev LLC",
"foundingDate": "2025",
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"title": "Senior iOS & macOS Engineer — available for contract, consulting & AI/LLM integration.",
"text": "I help companies ship native Apple apps faster: Swift, SwiftUI, Objective-C modernization, AI integrations, and production macOS development.",
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"hero": {
"eyebrow": "Pensacola, FL · Working remotely worldwide",
"headline": "I build software.",
"subheadline": "Senior iOS, macOS, Web & AI Engineer — Swift, SwiftUI & LLM integration.",
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{
"label": "AI & LLM Integration"
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"bio": "I'm Janusz Chudzynski — a senior iOS & macOS engineer with 10+ years designing, building, and maintaining native Apple applications. Most recently a Senior Software Engineer on the macOS team at TechSmith, working on Camtasia. Today I run GulfCoast Dev LLC, shipping my own iOS, web, and AI-powered products end to end.",
"codeWindow": {
"filename": "Engineer.swift",
"code": "// 10+ years shipping Apple software\nstruct Engineer {\n let name = \"Janusz Chudzynski\"\n let role = \"Senior iOS & macOS\"\n let years = 10 // and counting\n let focus: [Platform] = [.iOS, .macOS, .web]\n let building = \"GulfCoast Dev LLC\"\n let shipped = \"Camtasia @ TechSmith\"\n let honor = \"WWDC Scholar\"\n}\n\nextension Engineer {\n func build() -> Software {\n .usedBy(millions)\n }\n}"
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"label": "macOS · TechSmith"
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"title": "Selected work",
"featured": {
"eyebrow": "Featured · TechSmith · 2019–2025",
"url": "https://www.techsmith.com/camtasia/",
"title": "Camtasia for Mac",
"body": "Senior Software Engineer on the macOS team behind one of the world's most widely used screen-recording and video-editing apps. Modernized legacy Objective-C into Swift, designed the Welcome Window onboarding experience, built REST APIs for application services, added macOS-specific features including Touch Bar support, and prototyped AI/LLM-powered features with OpenAI.",
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"products": {
"eyebrow": "Products · GulfCoast Dev LLC",
"title": "Things I've built & shipped",
"subtitle": "Independent products I design, build, and run end-to-end — iOS, web, and AI.",
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{
"name": "VolleyHeat",
"url": "https://volleyheat.com",
"description": "Native iOS app for indoor & beach volleyball scorekeeping and analytics — court-based play tracking, heatmaps, directional vectors, and player/team stats on a local-first JSON model. Swift & SwiftUI.",
"tag": "iOS",
"image": "/assets/products/volleyheat-thumb.webp"
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{
"name": "ainotes.us",
"url": "https://ainotes.us",
"description": "Extracts, analyzes, and summarizes YouTube videos into organized, searchable notes. Built with Python and the OpenAI APIs.",
"tag": "AI · Web",
"image": "/assets/products/ainotes-thumb.webp"
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{
"name": "micasa.rentals",
"url": "https://micasa.rentals",
"description": "A furnished-rental listings and property platform connecting renters with short- and long-term stays in Pensacola.",
"tag": "Web",
"image": "/assets/products/micasa-thumb.webp"
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{
"name": "nepacozyrentals.com",
"url": "https://nepacozyrentals.com",
"description": "A rental property site for cozy stays in Northeastern Pennsylvania.",
"tag": "Web",
"image": "/assets/products/nepa-thumb.webp"
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{
"name": "helpspets.com",
"url": "https://helpspets.com",
"description": "A pet directory for finding pet-related businesses, services, shelters, rescues, parks, veterinarians, and other local resources.",
"tag": "Directory · Web",
"image": "/assets/products/helpspets-thumb.webp"
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]
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"eyebrow": "Founder · 2025–Present",
"title": "GulfCoast Dev LLC",
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"tags": [
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"macOS",
"Web",
"AI / LLM",
"Products"
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{
"eyebrow": "Founder · 2015–2020",
"title": "Izotx LLC",
"body": "A software studio building mobile, web, wearable, and blockchain applications for clients — including Next Exit History and a 2K Games companion app — from prototype to release. Led architecture, development, and client communication.",
"tags": [
"iOS",
"Android",
"Wearable",
"Blockchain",
"Consulting"
]
}
],
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"eyebrow": "Academia · University of West Florida · 2008–2019",
"title": "Software Engineer & Instructor, UWF",
"body": "In the Computer Science department I created and taught mobile programming courses — among the first university iOS courses in the U.S. — and built mobile apps, web apps, games, and simulations. I led grant-funded work including applications for the U.S. Navy, and presented research on iBeacons, IoT, and Apple Watch.",
"tags": [
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"Grant research",
"U.S. Navy",
"Authorship"
],
"highlights": [
{
"title": "U.S. Navy grant",
"detail": "Grant-funded iOS app development",
"accent": false
},
{
"title": "First-in-U.S. iOS course",
"detail": "Created & taught the CS curriculum",
"accent": false
},
{
"title": "Apple WWDC Scholarship",
"detail": "Awarded for platform excellence",
"accent": true
}
]
}
},
"about": {
"index": "02",
"title": "About GulfCoast Dev",
"lead": "GulfCoast Dev is the studio of Janusz Chudzynski — a senior engineer who has spent 10+ years shipping Apple-platform software used by millions.",
"paragraphs": [
"Over my career I've delivered software for private clients, state institutions, military organizations including the United States Navy, and large commercial companies. Most recently I worked on Camtasia for Mac at TechSmith, modernizing legacy code, shipping user-facing features, and researching AI/LLM integration in a native desktop app — so I bring production-grade craft to every engagement, not just working code.",
"Today I run my own products under GulfCoast Dev LLC, which means I understand what it takes to own something end-to-end: the architecture, the UX, the release, and everything that breaks after launch. If you need a senior Apple engineer who can lead the work and hand you something maintainable, that's exactly what I do."
],
"workWith": {
"title": "Who I work with",
"items": [
"Startups shipping their first app",
"Teams needing senior iOS/macOS help",
"Universities & research groups",
"Government, military & local business"
]
},
"basedIn": {
"title": "Based in",
"text": "Pensacola, FL · working remotely with teams worldwide"
}
},
"skills": {
"index": "03",
"title": "Skills & stack",
"groups": [
{
"title": "Languages",
"items": [
"Swift",
"Objective-C",
"Python",
"JavaScript",
"Solidity",
"SQL"
]
},
{
"title": "Apple frameworks",
"items": [
"SwiftUI · UIKit",
"AppKit · macOS",
"Core Data",
"Core Graphics / Animation"
]
},
{
"title": "Platforms & data",
"items": [
"iOS · iPadOS · macOS",
"REST APIs · JSON",
"Firebase",
"Git · Xcode"
]
},
{
"title": "AI & systems",
"items": [
"OpenAI APIs",
"AI / LLM integrations",
"Legacy modernization",
"App architecture"
]
}
]
},
"path": {
"index": "04",
"title": "The path",
"milestones": [
{
"period": "2025 → now",
"accent": true,
"title": "Founder & Independent Developer — GulfCoast Dev LLC",
"detail": "Mobile & AI-powered products · VolleyHeat, ainotes.us, micasa.rentals · OpenAI integrations & crypto/web work"
},
{
"period": "2019 – 2025",
"accent": false,
"title": "Senior Software Engineer — Camtasia, macOS",
"detail": "TechSmith · Obj-C → Swift modernization, Welcome Window onboarding, REST APIs, Touch Bar, AI/LLM prototypes"
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"period": "2015 – 2020",
"accent": false,
"title": "Owner & Lead Developer — Izotx LLC",
"detail": "iOS, Android, web, wearable & blockchain apps · Next Exit History, 2K Games companion & client projects"
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"period": "2011 – 2019",
"accent": false,
"title": "Software Engineer & Instructor — University of West Florida",
"detail": "CS dept · mobile apps, games & simulations · U.S. Navy grant work · created & taught mobile programming courses"
},
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"period": "2008 – 2010",
"accent": false,
"title": "Graduate Assistant / Adjunct — University of West Florida",
"detail": "Taught iPhone Programming & iPhone Web Applications · built iPhone apps, games, and CS department websites"
},
{
"period": "Honor",
"accent": true,
"title": "Apple WWDC Scholarship",
"detail": "Awarded by Apple for excellence in platform development"
}
]
},
"credentials": {
"index": "05",
"title": "Beyond the code",
"cards": [
{
"title": "Education",
"items": [
{
"primary": "M.S. Software Engineering",
"secondary": "University of West Florida"
},
{
"primary": "M.S. Industrial Engineering",
"secondary": "Warsaw University of Technology"
},
{
"primary": "B.S. Industrial Engineering",
"secondary": "Warsaw University of Technology"
}
]
},
{
"title": "Publications",
"items": [
{
"primary": "Developing iOS 5 Applications",
"secondary": "Co-authored with Laura J. White",
"type": "Book"
},
{
"primary": "Retiring with Bitcoin and Real Estate",
"type": "Book"
},
{
"primary": "Technical writing on iOS & mobile development"
}
]
},
{
"title": "Awards",
"items": [
{
"primary": "Apple WWDC Scholarship Recipient",
"accent": true
},
{
"primary": "Outstanding Graduate Teaching Assistant"
},
{
"primary": "Outstanding Graduate Assistant"
}
]
},
{
"title": "Talks & research",
"items": [
{
"primary": "Mobile & Wearable Apps at UWF",
"secondary": "iTenWired, 2015"
},
{
"primary": "Mobile Development & Apple Watch",
"secondary": "In the age of IoT"
},
{
"primary": "IoT, Contextual Computing & iBeacons",
"secondary": "2014"
}
]
}
]
},
"services": {
"show": true,
"eyebrow": "Work with me · via GulfCoast Dev",
"title": "Native Apple software and web apps, built by someone who's shipped it at scale.",
"items": [
{
"title": "App & web development",
"body": "End-to-end iOS, macOS, and web product work — from concept to shipped release."
},
{
"title": "AI / LLM integration",
"body": "Bring language models into native apps with the right UX and guardrails."
},
{
"title": "Technical advisory",
"body": "Architecture reviews, mentoring, and platform strategy for your team."
}
]
},
"contact": {
"eyebrow": "Let's talk",
"title": "Hiring, or building something?",
"body": "Whether you're a hiring team looking for a senior Apple-platform engineer or a company that needs one built, the fastest way to reach me is below.",
"location": "Pensacola, FL",
"status": {
"title": "// currently",
"line": "Open to senior / staff roles & select consulting",
"detail": "iOS · macOS · Web · Swift · SwiftUI · AI/LLM. Remote-friendly, based in the U.S."
}
}
}