Gagan is available for hire

Gagan Joshi

Verified Expert in Engineering

iOS Developer

Location

Bengaluru, Karnataka, India

Toptal Member Since

July 5, 2023

Gagan is a passionate iOS application developer with over 12 years of experience. He has a successful record of executing complete product development cycles from inception to completion. Gagan's areas of expertise involve client interactions, requirement analysis, and technology choices.

User Interface (UI)MacOS Xcode iOS UIKit REST APIs Swift App Design Multithreading XMPP iOS SDK iOS Native Libraries Skype GitHub Slack Chat App Pivotal Tracker

Portfolio

Mercedes-Benz Research & Development India

iOS, Swift, Objective-C, Xcode, REST, Jira, Model View ViewModel (MVVM), Git...

AddVal Solutions

iOS, Swift, Objective-C, Slack, Pivotal Tracker, iOS Frameworks, iOS SDK...

Wegile

iOS, Objective-C, iOS Frameworks, iOS SDK, Multithreading, Concurrency...

Experience

Xcode - 12 years iOS - 12 years UIKit - 12 years GitHub - 9 years Objective-C - 7 years Swift - 7 years SwiftUI - 2 years JavaScript - 1 year

Availability

Full-time

Preferred Environment

MacOS, Teams, Skype, Jira, Objective-C, Xcode, Swift, iOS, SwiftUI

The most amazing...

...app I've helped develop is the Duke app, an essential system to manage Mercedes Benz's car testing lifecycle.

Work Experience

Principal Consultant

2017 - 2022

Mercedes-Benz Research & Development India

Developed an app vital to the Mercedes Benz car testing lifecycle.
Contributed to a mobile application enterprise team in the Mercedes Benz research and development area.
Managed a team of four iOS and two Android developers and led the development of multiple enterprise apps in the last five years.
Built a prototype within two days to showcase in the Stuttgart Mercedes Benz town hall event. It was a big success and won me a bronze medal.

Technologies: iOS, Swift, Objective-C, Xcode, REST, Jira, Model View ViewModel (MVVM), Git, Firebase, SwiftUI, iOS Frameworks, iOS SDK, Multithreading, Concurrency, Core Data, Mobile, Mobile Development, App Design, iOS Native Libraries, UIKit, JavaScript, GitHub, CocoaPods, User Interface (UI), REST APIs, Mobile App Development, GraphQL

Tech Lead iOS

2016 - 2017

AddVal Solutions

Broke projects into modules, divided the work into teams, and managed stories. I mainly worked on a healthcare project named Kulcare.
Worked on a chat application named Fades, where privacy and fading on messages were essential. The app had a story feature before Instagram and WhatsApp offered their story functionality.
Handled a team of three developers, assigning them work, keeping track of their tasks, and using scrum meetings for day-to-day work in a two-week scrum cycle.

Technologies: iOS, Swift, Objective-C, Slack, Pivotal Tracker, iOS Frameworks, iOS SDK, Multithreading, Concurrency, Mobile, Mobile Development, Health, App Design, iOS Native Libraries, UIKit, GitHub, CocoaPods, User Interface (UI), REST APIs, Mobile App Development, Instant Messaging, XMPP

Senior iOS Developer

2014 - 2016

Wegile

Worked on chat, fitness, and management applications, resolving bugs and working on improvements and optimizations.
Developed Yaye from scratch, a chat and fitness app that got featured on Tyra Banks' FABLife.
Built the Backstaff office work management app from scratch.

Technologies: iOS, Objective-C, iOS Frameworks, iOS SDK, Multithreading, Concurrency, Core Data, Mobile, Mobile Development, App Design, UIKit, GitHub, CocoaPods, User Interface (UI), REST APIs, Mobile App Development, Instant Messaging, XMPP

iOS Developer

2010 - 2014

Impinge Solutions and Smartbuzz

Worked on many applications and games, most of which were developed from scratch.
Built FielDo, a mobile planning and journal service for contractors and service companies.
Contributed to developing Flyerify, an app showcasing US weekly ads and Canada flyers. I also contributed to Bounce Back, a game for an Australian celebrity and motivational speaker named Sam Cawthorn.

Technologies: Git, Objective-C, iOS, Xcode, iOS Frameworks, iOS SDK, Core Data, Mobile, App Design, iOS Native Libraries, UIKit, Mobile App Development, Instant Messaging, XMPP, SQLite

Experience

Backstaff

https://backstaff.biz

Backstaff is a mobile planning and journal service for contractors and service companies with employees in the field. The app allows employees to log in, log hours, talk to teammates, manage work assignments, and perform team management functions.

FielDo

https://www.fieldo.se/

FielDo is a mobile planning and journal service for contractors and service companies. It allows the logging of expenses on your phone, with all reports labeled with the project name and customer. The client follows the running costs on their phone and can, in turn, certify and accept the completed work.

Duke App

Duke App is an enterprise app that handles the end-to-end Mercedes Benz car testing lifecycle. Mercedes Benz cars undergo a very long car testing cycle before being released to the market. Duke Apps manages those test runs and reports every issue in the testing process through a practical and intuitive system.

Education

2022 - 2024

Master's Degree in Computer Science

Woolf University - California, USA

2007 - 2010

Master's Degree in Computer Science

Chandigarh Engineering College - Mohali, India

2004 - 2007

Bachelor's Degree in Mathematics and Computer Science

Government Mohindra College - Patiala, India

Certifications

APRIL 2021 - PRESENT

SOLID Principles: Introducing Software Architecture and Design

Udemy

SEPTEMBER 2020 - PRESENT

Verified International Academic Qualifications

World Education Services

JUNE 2020 - PRESENT

SwiftUI – Learn How to Build Beautiful, Robust, Apps

Udemy

Skills

Libraries/APIs

REST APIs, iOS Native Libraries, CocoaPods

Tools

Xcode, Slack, Skype, GitHub, Jira, Pivotal Tracker, Git

Frameworks

SwiftUI, UIKit, iOS Frameworks, iOS SDK, Core Data

Languages

Swift, Objective-C, JavaScript, GraphQL

Paradigms

Mobile Development, REST, Model View ViewModel (MVVM)

Platforms

MacOS, iOS, Mobile, Firebase

Storage

SQLite

Other

User Interface (UI), Mobile App Development, Teams, Multithreading, Concurrency, App Design, Instant Messaging, XMPP, Software Engineering, SOLID Principles, Storyboarding, Computer Science, Health

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