Sergo Beruashvili, Developer in Berlin, Germany
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Sergo Beruashvili

Verified Expert  in Engineering

iOS Developer

Berlin, Germany

Toptal member since November 30, 2018

Expertise
iOSXcodeObjective-CCore DataSwiftAdMobSQLSQLiteGitPHP
Bio

Sergo has several years of experience in iOS development and has shipped more than 20 apps to the App Store. He is passionate about creating pixel-perfect and fluid user interfaces that run smoothly with at least 60 FPS. He also has experience with end-to-end encryption, data protection and security, real-time messaging systems, debugging performance issues, and back-end/server-side development.

Availability

Part-time

Preferred Environment

Git, Xcode

The most amazing...

...app I've developed was Tandem, an app that facilitates matching people up who want to do a language exchange.

Work Experience

Senior iOS Engineer

2013 - PRESENT
Tandem
  • Rated as one of the "Best 25 Apps of 2015" by Apple.
  • Was chosen as "Editor's Choice" and featured in "App of the Day" multiple times.
  • Integrated multiple payment systems.
  • Installed real-time messaging and synchronization systems.
  • Implemented end-to-end encryption to secure traffic.
Technologies: Objective-C, Swift, iOS

iOS Engineer

2012 - 2015
Mobility LLC
  • Shipped multiple projects in the App Store e.g., pharmacy app, a tourist guide, a job searching app, and an internet service provider's customer app.
  • Built a code generator tool that allowed us to reuse high amount of code among projects.
  • Implemented an in-app payment system.
  • Worked on B2B/B2C projects.
Technologies: Objective-C, Swift, iOS

Software Engineer

2011 - 2013
Silknet
  • Created an SMS system and API.
  • Built a monitoring and reporting tool for internet transmitting devices.
  • Developed in-house software including a CRM, HR, and warehouse.
  • Created a time-management system for employees.
Technologies: JavaScript, Java, MySQL, PL/SQL, PHP

Tandem

https://itunes.apple.com/us/app/tandem-language-exchange/id959001619
This is an app that helps you find native speakers of almost any language who want to learn your language in exchange.
2012 - 2014

Master's Degree in Information Technology

Tbilisi State University - Tbilisi, Georgia

2008 - 2012

Bachelor's Degree in Business Administration

Tbilisi State University - Tbilisi, Georgia

Libraries/APIs

Core Animation, Firebase iOS SDK, Lottie-iOS

Tools

Xcode, MQTT, Facebook Ads SDK, Firebase Analytics, Apple Push Notifications, Git

Languages

Objective-C, Swift, SQL, PHP, Java, JavaScript

Frameworks

Core Data, iOS SDK, Realtime, Vapor

Platforms

iOS, iOS 11

Paradigms

REST

Storage

SQLite, PL/SQL, MySQL

Other

In-app Messaging Systems, AdMob, Networks, Encryption, HTTP REST

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