English:
Upper Intermediate
Colombia
UTC -05:00
America/Bogota
Senior iOS Developer with 6 years of experience working on the iOS platform using Swift, Swift UI, and, Objective C.
- During more than 3 years developed and maintained code for Cinemark Apps (Colombia, Bolivia, Perú, Ecuador, Central América, Paraguay. Trained new team members and collaborated with new feature planning. - Participated worked on Pinterest products, focused on the profile side of the app. - Improved performance and developed new features for the array of apps owned by Launch Mobility Inc, which focuses on the mobility business. - Develop features related to reissuing, offering, and selling limited editions for the Debit Card module team in the Venmo app.
Want to hire this engineer?
Check if Douglas Olfrey is availableExpertise
Years of commercial development experience
6 years of experience
Core technologies
Other technologies
Project Highlights
Venmo
Jul `22 - Present
3 years
Taller Technologies
Worked with a multi-dynamic team of several supporting developers on the platform, creating and revamping new debit card issuing experiences was required, working with primarily private written libraries in a well-modularized environment.
Responsibilities & achievements
Working on developing new experiences and maintaining legacy code by improving existing functionality for the Venmo App working on all the functionality related to Debit Card features.
Launch Mobility
May `21 - Jul `22
1 year
Launch Mobility Inc
Participate in a multi-flavored project with more than 10 apps for different customers worldwide. Improved a wide variety of hardware support for connecting the app and vehicles via Bluetooth. Adding new features for users to locate their target vehicle more quickly when making reservations, and also expanding the user base to different use cases like technicians' access, and also preparing the complete redesign of the app for a more natural UX.
Responsibilities & achievements
1. Deliver new experiences for multiple customers throughout Launch Mobility Apps. 2. Maintained and improved existing project structure, to allow a more seamless CI/CD integration. 3. Increased team productivity by focusing on performance improvement on App and Build levels.
Mar `20 - May `21
1 year
BairesDev Inc
I was part of the platform team formed to improve the stability of the product. In a project that is mainly driven by data, the stability could be accurately measured, bug fixing, and dealing with issues that eased the quality of life of other teams and developers. I also delivered new/improved features (like improving existing flows, revamping user profile UX, ease the process of saving Pins) to users, also driven by experimentation and data analysis.
Responsibilities & achievements
Working on the development of new features and maintaining legacy code by improving existing functionality for the Pinterest app working with different teams and tackling issues from Product and Platform.
Cinemark International
Mar `16 - Feb `20
4 years
SunDevs Inc
For the Cinemark apps, I managed the redesign at the visual and business levels, by changing software architecture, and implementing backend services from different providers mainly the Vista framework which provides the endpoints to log in, book, and ticket process. Recollect analytic data from users’ interaction with the app using Firebase storage. Implement rich notifications functionality to show users promotional ads or trailers throughout system notifications. Implement different payment systems which vary depending on the region.
Responsibilities & achievements
1. Perform migrations to all iOS apps from Swift's older versions to newer and supported by new builds of XCode 2. Implement a push notification custom feature in Cinemark Apps, using Firebase Cloud Services, allowing to customers send promotions via rich notifications, display videos or images perform code reviews to coworkers to guarantee the quality of the code base for the whole project. 3. Design and Implement the software architecture of the Cinemark App for Latam (Colombia, Peru, Bolivia, Paraguay, Central America), Developed the module for purchasing and booking tickets, confectionery food and beverages, customer loyalty, movie listings, and promotions. 4. Deployed and delivered the releases in the apple store. 5. Configure and keep updating the certifications and user privileges in the Apple developer portal. 6. Monitoring the latest trends, frameworks, and best practices for building iOS applications. and share the insights with the team.
Education
Higher education in Computer Science
Agency
50-100
GMT-6
Mexico City/Mexico
Core Expertise
Industries
Business & Productivity, Logistics & Transportation, E-Commerce & Retail, Information services & Technologies, Construction & Real estate, Travel & Tourism, Augmented reality, SaaS, Energy, Telecommunication, Conversational automation, Management System & Automation
Want to hire this engineer?
Check if Douglas Olfrey is available