Profile cover photo
You're now following
Error following user.
This user does not allow users to follow them.
You are already following this user.
Your membership plan only allows 0 follows. Upgrade here.
Successfully unfollowed
Error unfollowing user.
You have successfully recommended
Error recommending user.
Something went wrong. Please refresh the page and try again.
Email successfully verified.
User Avatar
$50 USD / hour
Flag of BRAZIL
curitiba, brazil
$50 USD / hour
It's currently 5:25 PM here
Joined April 23, 2014
0 Recommendations

Jefferson F.

@JeffersonFer

0.0 (0 reviews)
0.0
0.0
0%
0%
$50 USD / hour
Flag of BRAZIL
curitiba, brazil
$50 USD / hour
N/A
Jobs Completed
N/A
On Budget
N/A
On Time
N/A
Repeat Hire Rate

Senior Software Engineer | IOS | SwiftUI | UIKit

iOS Developer with extensive experience in modularized multi-repo journeys. My responsibilities include the implementation of new features, bug fixing, code review, suggesting and debating new architectures, design patterns, tools, and automations to enhance product quality. I am also in charge of modularizing the architecture in accordance with international software architecture standards. I have solid knowledge in DevOps and management of development, testing, and production environments, using agile methodologies to ensure product quality and continuous value delivery to customers. My skills include implementing and configuring CI/CD systems to automate the app building, testing, and deployment process. Furthermore, I have a strong understanding of key data analysis concepts and am able to use analysis tools to gain valuable insights into app performance. I also have experience with the Auto Layout and Size Class tools for adaptive applications. If you are looking for an experienced iOS developer, capable of handling a variety of tasks related to development and ensuring product quality, feel free to contact me. I am excited to contribute to your team and help you achieve your business goals.

Contact Jefferson F. about your job

Log in to discuss any details over chat.

Reviews

Changes saved
No reviews to see here!

Experience

Senior Software Engineer at CI&T

CI&T
May 2023 - Present
I've honed multifaceted skills. I excel in multi-repo journeys, iOS dev with Swift/Objective-C, and app delivery on Apple Store. My roles in CI/CD, code scalability, and architectural enhancements are pivotal, combining tech support, mentorship, and in-depth code reviews to optimize product quality, meeting international standards and ensuring end-user satisfaction.

Senior iOS Develope at TIM

BRQ Digital Solutions
Jan 2023 - Mar 2023 (2 months, 1 day)
At TIM, I enhanced code scalability and quality via multi-repo modularized journeys. I led new feature implementations, defect corrections, and code reviews, fostering design and architectural excellence. Involved in MVVM, VIPER, and Clean Architecture, I also configured Google Analytics GA4 and provided insights through data analysis, combining technical support and mentorship to elevate team performance and product quality.

Senior iOS Develope at Next Bank

BRQ Digital Solutions
Oct 2019 - Feb 2023 (3 years, 4 months)
At NEXT Bank, I specialized in iOS dev with Swift and Objective-C, using Apple frameworks for complex mobile apps. Expert in CI/CD, I worked with Jenkins, Gitlab, and Bitrise, ensuring streamlined app deployments. I played a key role in code review, architectural enhancements, and mentored teams while managing updates of IDEs, libraries, and dependencies, ensuring optimal software performance and innovation.

Education

Computer Engineering

Centro Universitário Positivo, Brazil 2010 - 2015
(5 years)

Contact Jefferson F. about your job

Log in to discuss any details over chat.

Verifications

Preferred Freelancer
Identity Verified
Payment Verified
Phone Verified
Email Verified
Facebook Connected
Previous User Next User
Invite sent successfully!
Thanks! We’ve emailed you a link to claim your free credit.
Something went wrong while sending your email. Please try again.
Registered Users Total Jobs Posted
Freelancer ® is a registered Trademark of Freelancer Technology Pty Limited (ACN 142 189 759)
Copyright © 2024 Freelancer Technology Pty Limited (ACN 142 189 759)
Loading preview
Permission granted for Geolocation.
Your login session has expired and you have been logged out. Please log in again.