{"$schema":"https://raw.githubusercontent.com/jsonresume/resume-schema/v1.0.0/schema.json","basics":{"name":"Masum Ayanoglu","label":"Senior iOS Engineer","image":"https://saywise-production-profilepicturestoragebucket-kbfooccc.s3.amazonaws.com/profile-pictures/736e721b-cefb-4d93-a066-930d1d32dd4b/linkedin-1788806329705.jpg","summary":"Senior iOS engineer with 10+ years building native iOS apps and backend systems. Shipped 8+ production apps across client engagements and early-stage startups, serving over 1 million users.","location":{"city":"United Kingdom, United Kingdom"},"profiles":[{"network":"LinkedIn","username":"masumayanoglu","url":"https://linkedin.com/in/masumayanoglu"}]},"meta":{"canonical":"https://saywise.com/masum","version":"v1.0.0","lastModified":"2026-09-07T18:39:07.912Z"},"x_saywise":{"handle":"masum","pronouns":null,"availability":null,"oneLiner":"Senior iOS engineer with 10+ years building native iOS apps and backend systems. Shipped 8+ production apps across client engagements and early-stage startups, serving over 1 million users.","profileUrl":"https://saywise.com/masum","markdownUrl":"https://saywise.com/masum/profile.md","pdfUrl":"https://saywise.com/masum/resume.pdf","archetype":{"code":"RB-MG","name":"Horizon Trailblazer","url":"https://saywise.com/sca/3450503eea5b","rarity":"One of the first Horizon Trailblazers on Saywise"}},"work":[{"name":"Independent Products","position":"Indie iOS Product Builder","location":"Remote","startDate":"2025-11-01","summary":"Independently building and operating iOS products end-to-end, from product direction through native iOS development, backend services, subscriptions, App Store release, and ongoing iteration. Products include HeraldGoat, Aidrobe, Proloca, and Kapio."},{"name":"JamDoughnut","position":"Lead iOS Engineer","location":"London, UK","url":"https://jamdoughnut.com","startDate":"2023-08-01","summary":"Took day-to-day technical responsibility within a two-person iOS team, contributing to product delivery and code quality. Built and maintained consumer-app functionality, live video-streaming workflows, and Firebase-backed Google Cloud endpoints."},{"name":"Browlser","position":"Lead iOS & Backend Engineer","location":"London","url":"https://browlser.io","startDate":"2021-07-01","endDate":"2022-12-31","summary":"Worked directly with the founder/CEO to shape and build an early-stage Web3 product. Led development across the native iOS app and supporting backend systems."},{"name":"Confidential Fintech Client","position":"iOS Engineer","location":"London","startDate":"2021-04-01","endDate":"2021-07-01","summary":"• Helped launch the client’s first iOS app during a focused engagement. • Contributed to initial release delivery and launch readiness. • Client name withheld for confidentiality."},{"name":"Hastings Direct","position":"iOS Engineer","location":"England, United Kingdom","url":"https://hastingsdirectcareers.com","startDate":"2020-11-01","endDate":"2020-12-31","summary":"Improved an established iOS app through targeted bug fixes, functionality improvements, and new feature delivery."},{"name":"Thirdfort","position":"iOS Engineer","location":"London","url":"https://thirdfort.com","startDate":"2020-03-01","endDate":"2021-12-31","summary":"Built the company's first production native iOS app, taking a validated prototype through to a production-ready mobile product. Worked closely with the CTO and backend engineers on technical decisions for a security-sensitive legal and property technology product."},{"name":"AYANOGLU IT CONSULTANCY LTD","position":"Founder & Principal iOS & Backend Engineer","location":"Greater London","startDate":"2019-11-01","summary":"Founded and led a consultancy shipping 8 native iOS apps across ~10 client engagements. Handled technical discovery, architecture, App Store release, and production support. Built iOS and backend systems using Swift, SwiftUI, UIKit, REST APIs, payments, real-time features, Firebase, Google Cloud, Azure, and SQL. Partnered directly with founders, CTOs, designers, and engineering teams."},{"name":"MARGED","position":"Co-Founder & Lead iOS & Backend Engineer","location":"Istanbul, Türkiye","url":"https://margedjobs.com","startDate":"2017-09-01","endDate":"2019-12-31","summary":"Co-founded MARGED and built its iOS product and backend from initial concept through release-ready product. Designed the data model, APIs, and Azure infrastructure. Implemented real-time communication and native calling capabilities with Twilio and CallKit."},{"name":"Usit Inc.","position":"Interim CTO","location":"Atlanta, Georgia, USA","url":"https://usit.care","startDate":"2016-03-01","endDate":"2017-12-31","summary":"Built the company's first iOS app and web-based admin portal from scratch. Owned backend architecture, APIs, database design, and Azure infrastructure. Implemented live-location updates, payment flows, and safety-verification integrations."}],"education":[{"institution":"Istanbul Commerce University","url":"https://ticaret.edu.tr","studyType":"Bachelor of Computer Engineering"}],"projects":[{"name":"Flexchange: Currency Converter for iOS","description":"Currency converter app focused on speed and clarity. Set up exchange pairs with a base currency against multiple targets in a single view, convert amounts with a built-in calculator, and access your last synced rates offline for travel or spotty connections. Reorder your currency lists so the ones you actually use are always on top. My focus was on the backend, building a swappable data provider architecture for real-time rate updates using various products on Google Cloud. Dealt with performance bottlenecks around data intensity, optimizing for both cost and speed. Also handled ASO. Built with Swift and SwiftUI."},{"name":"Aidrobe: AI Outfit Maker","description":"Virtual try-on app that lets you see yourself wearing any clothing item before buying it. Upload a photo, add clothing from any store, and get a realistic try-on in seconds. Supports multiple items for complete outfits, auto-categorizes your wardrobe, and includes side-by-side comparisons. Localized for 15 languages. Built with Swift and SwiftUI. My main focus was on the backend and AI integration. Built the pipeline that handles image generation and other AI services, along with a cost monitoring system that tracks spend in real time, flags abnormal usage, and includes programmatic safeguards to prevent runaway costs."},{"name":"Proloca: Trading Journal with Psychology Tracking for iOS","description":"Built a trading journal app that lets traders log entries and see their performance as a color-coded calendar. Green days, red days, patterns you'd never catch in a spreadsheet. Supports stocks, crypto, forex, futures, and options. Tracks commissions, compares months, and lets you tag trades with emotions to spot psychological patterns. Includes CSV import/export, biometric security, and localization for 16 languages. Wrote Python scripts for automated App Store localization, UI tests for generating screenshots across all 16 languages, and handled ASO. Built with Swift and SwiftUI."},{"name":"mandal"},{"name":"DothEn"},{"name":"Social Smoker"},{"name":"Guess What"},{"name":"Valoose"},{"name":"Roll Decisions"}],"skills":[{"name":"iOS Development"},{"name":"Swift (Programming Language)"},{"name":"SwiftUI"},{"name":"UIKit"},{"name":"Mobile Application Development"},{"name":"Xcode"},{"name":"App Store"},{"name":"REST APIs"},{"name":"Firebase"},{"name":"Google Cloud Platform (GCP)"},{"name":"SQL"},{"name":"In-App Purchases"},{"name":"App Store Optimization"},{"name":"Artificial Intelligence (AI)"},{"name":"OOP"},{"name":"Web Services"},{"name":"API Development"},{"name":"iOS"},{"name":"Start-ups"},{"name":"Backend Development"},{"name":"Microsoft Azure"},{"name":"Git"},{"name":"Technical Leadership"}]}