
Manuel Vayo
Verified Expert in Engineering
iOS Developer
Buenos Aires, Argentina
Toptal member since July 27, 2021
Manuel is a mobile developer with several years of experience creating gorgeous user interfaces (UI) and user experiences (UX) for native and custom-designed iOS apps. He’s delivered mobile solutions for enterprises like Rappi (a Colombian super tech company specializing in online delivery services) and Mercado Libre (an Argentinian online marketplace company) as well as startups. Working in large teams and solo, Manuel's delivered many apps in various industries, but all solved a business need.
Portfolio
Experience
- Xcode - 9 years
- iOS - 9 years
- Mobile App Development - 9 years
- Swift - 6 years
- User Experience (UX) - 6 years
- User Interface (UI) - 6 years
- SwiftUI - 2 years
- Objective-C - 2 years
Availability
Preferred Environment
iOS, Swift, Objective-C, Mobile App Development, iOS SDK, Xcode, User Interface (UI), User Experience (UX), Jira, GitHub
The most amazing...
...project I've worked in is Clear, an app that has provided a health and vaccination pass, allowing users to access venues and events more securely.
Work Experience
Swift Developer
Trellis Health Systems Inc
- Developed an app that helps women seamlessly carry their pregnancy medical records.
- Implemented new features, fixed bugs, improved UI, and migrated UIKit to SwiftUI.
- Worked as the sole iOS developer on a small team. Took key decisions in the new architecture of the project.
iOS Engineer
Genium
- Developed an app to help provide secure health information regarding lab tests and vaccination cards during COVID-19.
- Coded features from scratch and helped in the discovery of new bugs and how to solve them.
- Helped in the migration of the app from Swift to SwiftUI.
- Worked seamlessly within a team of almost 20 developers.
iOS Developer
Rappi
- Participated in the development of new entertainment features for different regions of South America.
- Worked side by side with a remote team of almost fifteen developers.
- Used Bitrise for continuos integration and distribution for testing.
iOS Developer
Mercado Libre
- Developed new functionalities: requesting and sending payments on a virtual wallet app.
- Tracked and fixed bugs, issues, and requirements via Jira.
- Worked with a team of over 12 developers on new functionalities.
iOS Developer
T-MOB
- Developed a comic-based app with an intuitive comic reader.
- Tracked bugs via Firebase and dealt with issues on Jira.
- Worked on a small team and was involved in decision making.
iOS Developer
Tictapps
- Developed multiple innovative, efficient, and scalable mobile solutions.
- Dealt continuously with issues, scheduling, and requirements tracking via Jira and Scrum Agile methodology.
- Built custom and native user interfaces using the latest iOS programming techniques while integrating external and internal web services and interfaces.
Experience
Aeropuertos Argentina 2000
Through the Aeropuertos Argentina 2000 app, you can obtain information in real-time of all flights and services offered at the 33 airports that AA2000 manages.
Chivas Oficial
Rootinks
Mercado Pago
https://apps.apple.com/ar/app/mercado-pago/id925436649Buy and pay what you want without touching bills, depending on your type of account:
• Pay your bills and services: telephone bills, electricity, water, gas, cable, and more.
• Recharge balance on your cell phone.
• Send money to your friends or whoever you want without paying costs.
• Buy in your favorite stores, pay faster by scanning QR codes, and access discounts in pharmacies, supermarkets, fuel, and much more.
Rappi
https://apps.apple.com/us/app/rappi-entrega-comida-y-super/id984044296When we say that we want to make your life easier, we mean it. That's why you can send anything from anywhere in the world with your super app, to more than nine countries, everything you want to your family and friends. So if you need to go to the supermarket, a restaurant, or the pharmacy: We’ll do it for you.
Storyline
We capture special moments in our lives every day. But often, these memories get lost deep within chat conversations or the camera roll of our smartphones. With Storyline, you can collaboratively create and share memories together with ease.
1. Create and add friends to your story.
2. Build your storyline together.
3. Share your story with the world.
Storyline, a place where moments become stories.
Laberints
It is very easy to use! You must first select the neighborhood and then enter the lot number or the place you want to go to e.g., clubhouse. This way, the application will use your GPS location to tell you how to get there!
Swiss Medical Mobile
https://apps.apple.com/us/app/swiss-medical-mobile/id1176173606With Swiss Medical Mobile you can:
• Check our professionals.
• Request appointments in your own centers.
• See the details of your medical plan.
• Access the results of your laboratory studies and images.
• Download your invoices.
• Manage your authorizations and reimbursement budgets.
• Reserve your place for care in the guards of our Swiss Medical Center.
• Generate provisional credentials.
• Qualify or ignore the attention received.
• See the vaccines applied in our vaccinations.
• Access the recipes generated from e-consultation.
• Know the nearest branches.
• Call our emergency line.
Acercar-se
https://apps.apple.com/ar/app/acercar-se/id1477916867Education
Bachelor's Degree in Computer Engineering
Universidad del Salvador - Buenos Aires, Argentina
Skills
Tools
Xcode, Jira, GitHub, Crashlytics, Bitbucket, Adobe Photoshop, Sketch, TestFlight
Languages
Swift, Objective-C, Java
Frameworks
SwiftUI, iOS SDK, UIKit
Platforms
iOS, Bitrise, Firebase
Paradigms
Agile Software Development, Object-oriented Programming (OOP)
Other
Mobile App Development, User Interface (UI), User Experience (UX), Push Notifications, Mobile Apps, GPS, Charts
How to Work with Toptal
Toptal matches you directly with global industry experts from our network in hours—not weeks or months.
Share your needs
Choose your talent
Start your risk-free talent trial
Top talent is in high demand.
Start hiring