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Tamás Sengel, iOS Developer in Budapest, Hungary
Tamás Sengel

iOS Developer in Budapest, Hungary

Member since March 29, 2018
Tamás is an experienced iOS developer who works on applications since 2013. He has developed software for all significant Apple-based operating systems (macOS, iOS, tvOS, watchOS) and worked on many different apps, from social network projects to an information app for a world championship event.
Tamás is now available for hire
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Portfolio

Experience

Location

Budapest, Hungary

Availability

Part-time

Preferred Environment

Swift, Git, CocoaPods, Xcode, MacOS

The most amazing...

...app I've created is the iOS client of a Q&A social network where users can ask each other questions, but anyone can answer them.

Employment

  • iOS Developer

    2021 - 2022
    Sciometrics LLC
    • Developed "Slapshot". Utilized biometric capture and matching, mainly for intelligence and law enforcement agencies. Designed for ease of use, allowing every officer, soldier, and agent to be a biometric sensor.
    • Developed a sample app that demonstrates the functionality of Slapshot using SDK. Enabled users to manage and record identities.
    • Kept in contact with clients and provided technical help.
    Technologies: iOS, Swift, Objective-C, Objective-C++, Xcode

  • iOS Developer

    2021 - 2021
    Passio Inc.
    • Partially developed Jazeera Paints, an AR-based paint testing and defect analyzer app for a Saudi Arabian painting company.
    • Created a color selection UI element that divides paint colors into categories.
    • Tracked and fixed bugs using an online reporter tool.
    Technologies: iOS, Swift, CocoaPods, Xcode

  • iOS Developer

    2019 - 2021
    ExxonMobil - XTO Energy
    • Developed the iOS app, Safe2Work, that provides field personnel with various tools to perform their daily responsibilities, including filling out and submitting forms. It's also capable of displaying documents, handling notifications, and much more.
    • Tracked and fixed bugs using the Azure DevOps platform.
    • Managed app releases using the Microsoft App Center platform.
    Technologies: Agile Software Development, Xcode, iOS, Swift

  • CTO/Founder

    2016 - 2020
    Q&A Social Network Company
    • Developed the iOS version of Q&A Social Network using Swift, Xcode, and CocoaPods. Facilitated members of the network to be able to ask questions from each other and anyone can answer them, even anonymously.
    • Designed the UI/UX for the iOS/Android application. Created various vector-based assets using Sketch and structured the user flow.
    • Monitored and controlled the Android and back-end development of the application.
    Technologies: CSS, JavaScript, HTML, CocoaPods, Adobe Photoshop, Xcode, Swift, App Store

  • iOS Developer

    2016 - 2018
    Inflex Studio
    • Created the iOS client of a business club named BusinessFlow using Swift, Xcode, and CocoaPods. The app lets users manage their schedules and get in contact with other club members.
    • Developed the iOS application of Našakarta, a Slovakian tourist card using Swift, Xcode, and CocoaPods. Users can buy a virtual card and get discounts for deals by numerous providers.
    • Worked on the supporting application and SDK of an IoT device for iPhone and iPad using Swift, Objective-C and Xcode. The device functioned as an external storage, a keyboard and a mouse which made it unique at the time.
    • Built an iOS framework that integrates a chat interface in third-party apps using Swift, Xcode, and CocoaPods. The framework includes group chat support, media sharing, and a highly customizable interface.
    • Developed the iOS version of Celebrum, an online skill-based puzzle game using Swift, Xcode, and CocoaPods. Users can play against real opponents and exchange in-game currency to real prizes.
    Technologies: Objective-C, Swift, iOS, Xcode, CocoaPods, UIKit

Experience

  • Safe2Work | iOS App

    Client: ExxonMobil and XTO Energy

    I developed the iOS app, Safe2Work, that provides field personnel with various tools to perform their daily responsibilities, including filling out, passing, and submitting forms. It's also capable of displaying documents and resources, handling notifications, and much more.

    The technology stack I used: Swift, Xcode, CocoaPods.

  • World Championships - iOS App

    Developed the iOS application for a world championships event with a built-in schedule, medals, events, news, and much more. The app was ranked number one in the App Store in Hungary, where the event was held.

    The technology stack I used: Swift, Xcode, CocoaPods.

  • WatchFunk - watchOS App
    https://tamassengel.com/watchfunk

    Designed and developed WatchFunk, a piano/musical keyboard app for watchOS. Users can choose between nine instruments, including trumpet, guitar, and drums.

    The technology stack I used: Swift (UI), Xcode, CocoaPods, and Sketch.

  • WatchSlime - watchOS App
    https://tamassengel.com/watchslime

    Designed and developed WatchSlime, a slime simulator app. Users can play with 3D interactive slimes in various colors. I used SceneKit to display the slime.

    The technology stack I used: Swift (UI), Xcode, CocoaPods, Sketch.

  • WatchToy - watchOS App
    https://tamassengel.com/watchtoy

    Designed and developed WatchToy, a virtual fidget toy for the Apple Watch. Users can interact with various fidget tools, and the app gives appropriate haptic feedback.

    The technology stack I used: Swift (UI), Xcode, CocoaPods, Sketch.

  • Jazeera Paints | iOS App
    https://apps.apple.com/us/app/jazeera-paints/id551919303

    I worked with a startup called Passio and partially developed Jazeera Paints, an AR-based paint testing and defect analyzer app for a Saudi Arabian painting company.

    The technology stack used: Swift(UI), Xcode, CocoaPods.

  • Dramatique | iOS App
    https://apps.apple.com/us/app/dramatique/id1625830551

    I partially developed a video editing app called Dramatique that lets users add custom, specially curated sound effects to videos. I used the AVFoundation framework to play sounds.

    The technology stack used: Swift, Xcode, CocoaPods.

  • Našakarta | iOS App
    https://inflexstudio.com/projects/nasakarta

    I developed the initial version of the iOS client for Našakarta, a service for travelers and locals who want to enjoy personalized discounts and special deals in the Košice region. It uses a special, secure QR code as a virtual card. Both providers and regular users can use the same app interface, as it also works as a code scanner.

    The technology stack used: Swift, Xcode, CocoaPods.

  • Roadtripr | iOS App
    https://apps.apple.com/app/id1532134179

    I partially developed a meditation-focused iOS app called Roadtripr, which helps users relax in different human-curated categories. Users can toggle other effects for fine-tuning the experience.

    The technology stack used: Swift, Xcode, CocoaPods.

  • Business Flow | iOS App
    https://apps.apple.com/us/app/business-flow/id1278386502

    I partially developed the iOS application for Business Flow, a business club for CEOs. Users can keep up with their schedules and make new connections through a recommendation system built around the concept of making successful deals.

    The technology stack used: Swift, Xcode, CocoaPods.

  • Sentral | iOS App

    I partially developed the iOS app of a music aggregation service that lets users access their Apple Music, Spotify, and SoundCloud accounts from one application.

    The technology stack used: Swift, Xcode, CocoaPods.

  • QnA Social Network - iOS App

    I partially designed and developed the iOS app for a Q&A-based social network where users can ask questions, and anyone can answer those questions. Members of the network can also chat with each other, even anonymously.

    The technology stack I used: Swift, Xcode, CocoaPods, Adobe Photoshop, Adobe Illustrator, Sketch

  • Tastebuds - iOS App
    https://tastebuds.fm

    Developed the iOS dating app application that connects people with similar musical tastes. Users can set their profiles up so it reflects their unique taste in music.

    The technology stack I used: Swift, Objective-C, Xcode, CocoaPods.

  • Bloom - iOS and Android App

    Designed and developed Bloom, a native iOS and Android application. The app allows users to create, share, and display dynamic animations that alter when the device's battery level changes.

    The technology stack I used: Objective-C, Java, Xcode, Eclipse.

  • Slapshot - iOS SDK App
    https://sciometrics.com/slapshot.html

    Developed "Slapshot," an iOS SDK and sample app I created to be used for biometric capture and matching by intelligence and law enforcement agencies. It is designed for ease of use, allowing every officer, soldier, and agent to be a biometric sensor.

Skills

  • Languages

    Swift, Swift 5, Swift 4, Python, SQL, CSS, JavaScript, HTML, C#, Objective-C

  • Frameworks

    Cocoa Touch, Core Foundation, UIKit, iOS SDK, SwiftUI, StoreKit, Unity, React Native, Core Data, Core Location

  • Tools

    XML Interface Builder (XIB), Final Cut Pro X, Crashlytics, iOS Simulator, Adobe Photoshop, Trello, Sketch, Visual Studio App Center, Azure DevOps Services, Xcode, SourceTree, iOS Instruments, Git, Atom, Jira, Auto Layout, Adobe Illustrator

  • Paradigms

    Mobile Development, Model View Controller (MVC), B2B, B2C, Agile, Agile Software Development

  • Platforms

    iOS, MacOS, Azure, WatchOS, tvOS, Firebase

  • Other

    Mobile Architecture, Mobile Apps, Mobile App Development, App Store, OCR, Business Services, QR Codes, App Store Acceptance Process, Location Tracking, AVFoundation, Carthage, Objective-C++

  • Libraries/APIs

    CocoaPods, Alamofire, Facebook iOS SDK, iOS Native Libraries, Social APIs, SpriteKit, Core Animation, Spotify API, Core Graphics, React

  • Industry Expertise

    Social Networking

  • Storage

    JSON, SQLite, Firebase Realtime Database

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