iOS Developer

Apps that feel
native, because
they are.

Product-oriented iOS developer building high-performance, well-architected Apple apps since 2012.

See the work Download CV GitHub
Portrait of Anatoli Petrosyants, iOS Developer
14+
Years building iOS
30+
Production apps
2M+
Users reached
2012
Shipping since

Selected work

Shipped to the App Store

Apps I built or led, from fitness and social/dating platforms used by millions to tools I designed and shipped on my own.

iFIT Workouts app icon iFIT Workouts Immersive cardio and strength workouts, filmed across all seven continents. Health & Fitness★ 4.7 (71,447) iris Dating app icon iris Dating AI-powered matchmaking that learns the faces and values you are drawn to. Lifestyle · Social Networking★ 4.5 (5,742) FivePointFive: Breathwork app icon FivePointFive: Breathwork The first breathwork app built for athletes, with coached sessions and live heart rate. Health & Fitness★ 4.8 (3,845) Easy Metronome app icon Easy Metronome A precise, customizable metronome for practice and live performance. Music · Utilities★ 4.7 (379) Luep app icon Luep Channel-driven platform for organizations to manage and grow engaged members. Social Networking · Productivity★ 4.9 (19) Parcel Tracker - Mailroom app icon Parcel Tracker - Mailroom Log a parcel by pointing the camera at it. Computer vision does the rest. Productivity · Shopping★ 4.6 (35) Palettes Lab app icon Palettes LabMy app Turn any photo into a designer-ready color palette in seconds. Graphics & Design · Utilities★ 5.0 (5) CtrlTV: Smart TV Remote app icon CtrlTV: Smart TV RemoteMy app Lost your TV remote? Control Samsung, LG, Sony and Hisense from your iPhone. Utilities · Entertainment★ 5.0 (1)

Toolkit

What I work with

Architecture
TCAMVVMClean ArchitectureModular / SPM
Apple platforms
SwiftSwiftUIUIKitCombineSwift ConcurrencyHealthKitWatchConnectivityWidgetKit
Quality
Unit testingUI testingCI/CD
AI-assisted
Claude CodeCodex

Experience

Fourteen years of iOS

Jun 2025 — Jun 2026

iOS Developer

iFIT Workouts · view the app

  • Contributed to the iFIT fitness platform's Apple Watch app using WatchConnectivity.
  • Built heart rate collection and live workout session flows with HealthKit.
  • Supported 10,000+ on-demand workouts across cardio, strength, cycling, yoga and HIIT.
  • Platform filmed across all seven continents, used by millions worldwide.
May 2022 — May 2025

iOS Developer / Team Lead

Iris Dating · view the app

  • Led the iOS team for the AI-powered dating app iris.
  • Migrated a UIKit + RxSwift + MVVM codebase to SwiftUI + TCA.
  • Developed an AI training model to improve user engagement.
  • Implemented real-time chat with Twilio.
  • Integrated A/B testing and analytics.
  • Featured by TechCrunch and Forbes; 2M+ downloads.
Nov 2018 — May 2022

Senior Principal Application Engineer

Oracle

  • Developed and maintained a screen-sharing SDK.
  • Worked with sockets, multithreading and low-level optimizations.
  • Integrated the SDK with clients including Bank of America, Motorola and Toyota.
  • Improved performance and scalability.
Dec 2015 — Dec 2017

iOS Developer

Rentecarlo

  • Developed the Rentecarlo iOS application.
  • Integrated Stripe payments.
  • Built custom UI components.
  • Added iPad layout support and improved performance.
Apr 2014 — Dec 2015

iOS Developer

Livelook

  • Optimized image difference detection.
  • Added annotations, remote pointers and more.
  • Company later acquired by Oracle.
Apr 2012 — Apr 2014

iOS & JavaScript Developer

Sourcio CJSC

  • Built mobile ad templates for Google DFP.
  • Joined a healthcare startup team.
  • Delivered 8 mobile apps focused on eye care.

Education

Beyond the day job

Armenian National Academy of Sciences

Master's Degree — Computer Science

2013 — 2015

State Engineering University of Armenia

Bachelor's Degree — Microelectronics & Biomedical Devices

2005 — 2009

Off the keyboard

Hiking, FPV drones and triathlon: running, cycling and swimming. Completed a Full Ironman and climbed Mount Ararat (5,135 m).

Open to work

Let's build something great.

Available for iOS contract and full-time roles. The fastest way to reach me is email.

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