Summary
Overview
Work History
Education
Skills
Timeline
Generic

Andrés De La Grana

Rosario

Summary

I am an Android developer with a passion for creating secure, robust mobile applications. I consider myself a team player, focused on technical leadership, secure communication, and delivering high-quality user experiences.

Overview

9
9
years of professional experience

Work History

Lead Android Developer

Qubika
Remote
05.2021 - Current
  • Contributed to Home Banking app for Bolivia's largest bank, strengthening security practices.
  • Advanced Android development skills, resulting in promotion to Android Lead.
  • Specialized in map-based features for real estate app utilizing Mapbox and MVVM architecture.
  • Led migration of real estate app to Jetpack Compose, enhancing user interface design.
  • Conducted Android developer interviews.
  • Mentored Android developers, fostering skill development and knowledge sharing.

Android Developer

Patagonian
Remote
07.2019 - 05.2021
  • Led development of new app for major oil company as lead Android developer.
  • Redesigned large-scale health industry app, enhancing user experience and functionality.
  • Maintained and improved multiple existing applications for optimal performance.
  • Utilized key Android development patterns and libraries, including Dagger, Room, Retrofit, Epoxy, and ViewModel.

DevOps Engineer

Accenture
Rosario
04.2018 - 07.2019
  • Developed and tested cookbooks using Chef and Ruby for software automation.
  • Wrote and validated multiple PowerShell and Bash scripts for system management.
  • Orchestrated deployments using CloudPlex to streamline processes.

Business Intelligence Analyst

TechBI
Rosario
08.2017 - 04.2018
  • Executed multiple reporting projects utilizing SAP Web Intelligence, Power BI, and Reporting Services.
  • Contributed to data warehousing initiatives by implementing solutions with SQL Server and Integration Services.
  • Utilized SAP Data Services and Analysis Services to enhance data processing capabilities.

Web Developer

Freelance
12.2016 - 12.2016
  • Developed a one-page website utilizing HTML5, CSS3, and JavaScript for front-end integration.
  • Used PHP for backend functionality.

Education

Information Systems Engineering -

Universidad Tecnológica Nacional (UTN)
Rosario, Santa Fe, Argentina
08-2018

Skills

Languages & Core

  • Kotlin (primary), Java (legacy maintenance)
  • Coroutines & Flow (concurrency, reactive programming)
  • Jetpack Compose (modern declarative UI)
  • XML (legacy layouts)
  • SQL, Room (local persistence)

―

Architectures & Patterns

  • MVVM, MVI, Clean Architecture
  • Multi-module modularization
  • Dependency Injection with Hilt / Dagger
  • SOLID principles, Clean Code practices

―

Android Libraries & Frameworks

  • Retrofit & OkHttp (networking)
  • WorkManager, LiveData, ViewModel, Navigation Component (Jetpack)
  • Paging 3, DataStore (preferences & proto)
  • Coil / Glide (image loading)
  • Firebase (Auth, Firestore, Analytics, Crashlytics, Remote Config)

―

Testing & Quality

  • Unit Testing with JUnit, Mockito, Mockk, Truth
  • UI Testing with Espresso & Compose Testing
  • Code coverage with Jacoco
  • CI/CD pipelines with GitHub Actions

―

DevOps & Tools

  • Gradle (optimized builds, Kotlin DSL)
  • Git (GitFlow, trunk-based development)
  • Docker (development/CI environments)
  • Fastlane (release automation)
  • Google Play Console (publishing & monitoring)

―

Cloud & Backend Integration

  • REST & GraphQL APIs
  • AWS / GCP basics (S3, Lambda, Firebase Hosting)
  • Push notifications (FCM)

―

Soft Skills

  • Technical leadership & team mentoring
  • Code reviews focused on quality & performance
  • Clear communication with stakeholders (POs, UX, QA, Backend)

―

Blockchain Skills

  • Blockchain fundamentals, smart contracts, decentralized applications (dApps)
  • Smart Contract Development: Solidity, Foundry framework
  • Infrastructure & Tools: Alchemy, Chainlink

Timeline

Lead Android Developer

Qubika
05.2021 - Current

Android Developer

Patagonian
07.2019 - 05.2021

DevOps Engineer

Accenture
04.2018 - 07.2019

Business Intelligence Analyst

TechBI
08.2017 - 04.2018

Web Developer

Freelance
12.2016 - 12.2016

Information Systems Engineering -

Universidad Tecnológica Nacional (UTN)

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Andrés De La Grana