José is available for hire
Hire JoséJosé Saad Khalil
Verified Expert in Engineering
Software Developer
Guayana City, Bolívar, Venezuela
Toptal member since December 9, 2019
Bio
José is an iOS developer who has been working with mobile development since 2014. He's looking forward to working on projects where he can use new technologies and expand his skill set while helping companies meet their business and operational goals.
Portfolio
Reddit, Inc.
Xcode, iOS, Swift 4, Social Networks, Mobile, Large-scale Projects...
Dubsmash
Xcode, iOS, Swift 4, Social Networks, Mobile, Large-scale Projects...
Experience
- Swift - 5 years
- Agile Software Development - 5 years
- iOS - 5 years
- UIKit - 5 years
- Alamofire - 5 years
- Core Data - 5 years
- Firebase iOS SDK - 3 years
- Realm - 2 years
Availability
Part-time
Preferred Environment
Git, Objective-C, Swift, Xcode, MacOS
The most amazing...
...project I've worked on is as social network for a TV series where users can track their favorite shows, organize their content, and receive recommendations.
Work Experience
iOS Engineer
2021 - 2024
Reddit, Inc.
- Developed photo and video editing tools for post-creation.
- Worked on different tools used by moderators in their communities.
- Participated in an initiative to migrate user feeds to a server-driven UI approach, improving TTI metrics.
Technologies: Xcode, iOS, Swift 4, Social Networks, Mobile, Large-scale Projects, Mobile Development
iOS Engineer
2019 - 2021
Dubsmash
- Developed some core components for photo and video editing.
- Launched features that where used by millions of users.
- Fixed bugs on core flows that improved overall user experience.
Technologies: Xcode, iOS, Swift 4, Social Networks, Mobile, Large-scale Projects, Mobile Development
Professor of Algorithms II
2016 - 2021
Universidad Católica Andres Bello
- Taught calculus of algorithm complexity and np-complete problems theory.
- Taught ADT theory, sorting algorithms, and tree structure management.
- Taught backtracking and minimax theory and the costs associated with recursion.
Technologies: C
iOS Developer
2018 - 2019
TVTime
- Worked on a recommendation system.
- Developed complex UI animations.
- Used third party technologies.
- Worked with dark mode application support.
Technologies: CocoaPods, Swift, Objective-C, Xcode, Mobile, Mobile Development
iOS Developer
2016 - 2018
Hustling Technologies LLC
- Developed an on-demand platform for goods and services.
- Developed a tracking system.
- Used third party libraries for chat applications.
- Worked with Agile methodologies.
- Created libraries for media capturing.
Technologies: CocoaPods, Swift, Objective-C, Xcode, Mobile, Mobile Development
iOS Developer
2015 - 2016
Momentum Labs
- Developed iOS native applications.
- Used third party video games SDKs (Cocos2d, Unity).
- Developed social network systems.
- Used third party libraries.
Technologies: CocoaPods, Swift, Objective-C, Xcode, Mobile, Mobile Development
Web Developer
2014 - 2014
Andrade Gutierrez
- Designed and developed a system for recruitment and selection of personal, for the Human Resources office.
Technologies: PHP
Experience
TVTime
TV Time is the tool you need to help organize ALL the shows and movies you love.
Klipped Client
Klipped puts you in control, making managing your haircut stress-free and simpler than ever. The stylist's schedule is now one tap away, making it easy to find a time that works best for you.
Klipped Business
Klipped puts your business at your fingertips, allowing you to manage your schedule, process payments, and market yourself - all from your phone! Setting up an account only takes a few minutes and we will be right there to help walk you through it.
Elephants Do Forget!
Help our forgetful elephant to remember his lost treasures before he forgets them all again! Hurry up through the wonders of the world in this exciting new memory game!
Reddit is a social network with something for everyone: trending topics, anonymous group discussions, and diverse communities.
Joining Reddit means immersing yourself in brutally honest and wholesome conversations that span across every topic and interest you could imagine. Beyond exclusive content straight from the source, you'll also find gaming communities, insightful bloggers, passionate TV fandoms, sports enthusiasts, support groups, Al forums, the latest in celeb news, and creators of all types.
Joining Reddit means immersing yourself in brutally honest and wholesome conversations that span across every topic and interest you could imagine. Beyond exclusive content straight from the source, you'll also find gaming communities, insightful bloggers, passionate TV fandoms, sports enthusiasts, support groups, Al forums, the latest in celeb news, and creators of all types.
Education
2010 - 2015
Bachelor's Degree in Computer Engineering
Universidad Católica Andres Bello - Ciudad Guayana Venezuela
Skills
Libraries/APIs
Alamofire, Firebase iOS SDK, RxSwift, CocoaPods, Fabric
Tools
Xcode, Jira, Trello, Git
Languages
Swift, Objective-C, C, PHP, Swift 4
Frameworks
Core Data, UIKit, Combine
Paradigms
Agile Software Development, Mobile Development
Platforms
iOS, Mobile, Firebase, Twilio, MacOS
Storage
Realm, Cloud Firestore, Firebase Realtime Database
Other
AVFoundation, Firebase Cloud Functions, Cloudinary, Social Networks, Large-scale Projects, Game Programming
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