English:
Upper Intermediate
Peru
UTC -05:00
America/Lima
5+ years of experience in Mobile Dev adept at full app dev lifecycle, using Kotlin, Java & modern frameworks.
Creative Mobile App Developer with 5 years of experience building, testing, and deploying Android apps. Skilled in Java, Kotlin, architectural patterns like MVVM and Clean Architecture as well as Firebase and SQL Server. Led mobile dev teams and managed entire app lifecycles - from concept to launch. Eager to apply my technical knowledge and leadership abilities to build innovative mobile solutions. Known for being proactive and innovative with a knack for contributing creative ideas and debugging skills to every project. Whether working solo or leading a team, I collaborate closely with stakeholders to bring ideas to life within the timeline and budget. Let's connect to see how my mobile development skills can help build your Android app!
Want to hire this engineer?
Check if Sergio is availableExpertise
Years of commercial development experience
5 years of experience
Core technologies
Other technologies
Project Highlights
Mental Health App
Nov `23 - Feb `24
3 months
Confidential (Mental Health Medical Buisiness)
Android App for Mental Health that allows users to find Therapists and mental help with filters of location, price, specialties, etc.
Responsibilities & achievements
Take requirements from clients, design and validate those requirements, and make decisions to implement the best practices. Implement modules and lead the mobile team to meet the proposed objectives. Clean Architecture, MVVM, ViewBinding, Material Design, Koin.
Clinica Internacional App
Jun `23 - Oct `23
4 months
Clinica Internacional [https://www.clinicainternacional.com.pe/]
Android app for Medical Clinics that allows users to schedule medical appointments, get test results, manage their clinic account, discard appointments, pay, and re-schedule their appointments.
Responsibilities & achievements
I was in charge of maintenance, fixing bugs, updating jetpack compose views, implementing the client's new requirements, and designing solutions for different scenarios. Dagger Hilt, Clean Architecture.
Vodafone Europe App
Feb `22 - May `23
1 year
Vodafone
Android app for Vodafone's clients that allows users to manage their data bundles, buy smartphones, and manage their accounts.
Responsibilities & achievements
I was in charge of implementing the UX team designs into the application, creating modules for its future implementation of functions, making unit tests, and applying ViewBinding for views. Clean Architecture, Material Design, ViewBinding.
Equipment Delivery App
Oct `21 - Jan `22
3 months
Caserones Lunding Mining
Android App for internal control of equipment and gift delivery for miner workers. Check if a worker has received their work equipment and their gifts for special dates like holidays, if received, show a message indicating the delivery status and check dates for the delivery of the pieces of equipment and gifts.
Responsibilities & achievements
I was in charge of taking requirements with the client's team and validating them, designing and implementing the solution with validation requested from the client, also implementing endpoints on the REST API and the SQL DB Stored Procedures to get data and insert updates of status and make validations. Clean Architecture, Koin, NFC, IR Sensor, Worker Manager.
WebControl App
Jan `20 - Feb `22
2 years
Chilean and Peruvian mining companies like AngloAmerican, Komatsu, Caserones Lunding Mining, Yamana.
Android App with different access control functions, workers control, evaluations for COVID-19 control, and user credential management.
Responsibilities & achievements
I was in charge of doing maintenance, bugs fixing, and implementing new requirements that clients could have asked for. GPS, NFC, ViewBinding, Material Design, Worker Manager.
Education
Higher education in Computer Science
Agency
400+
GMT-11
Remote
Want to hire this engineer?
Check if Sergio is available