This is us
At Avenga, we believe that human creativity empowers technology that matters. Operating globally, our ****+ specialists provide a full spectrum of services, including business and tech advisory, enterprise solutions, CX, UX and Ul design, managed services, product development, and software development.
This is the job
Join a large-scale digital transformation initiative within the financial services industry, focused on building modern, customer-centric mobile applications that support millions of users through secure, scalable, and high-performing digital banking solutions.
We are looking for a
Middle Android Engineer
to design, develop, and maintain modern Android applications using the latest technologies and architectural best practices. You will work closely with cross-functional teams to deliver high-quality mobile experiences while contributing to architecture decisions, engineering standards, and continuous improvements across the development lifecycle.
This position requires candidates to be
currently located in CABA/AMBA (Buenos Aires Metropolitan Area)
, as close collaboration with the local team is required.
This is you
5+ years of commercial experience in Android application development.
Strong proficiency in
Kotlin
(1.9.x or later preferred).
Solid understanding of
MVVM
architecture and
Clean Architecture
principles.
Strong knowledge of software design patterns, including
Factory, Singleton, Repository, Observer
, and other common architectural patterns.
Experience developing modern Android user interfaces using
Jetpack Compose
.
Strong understanding of
Material Design
and theming in Compose.
Experience managing application state using
ViewModel
,
State
, and
MutableState
.
Strong experience with
StateFlow
,
SharedFlow
, and




Kotlin Coroutines
for asynchronous and reactive programming.
Hands-on experience implementing dependency injection with
Hilt (Dagger)
.
Experience consuming
RESTful APIs
using
Retrofit
and
Ok
.
Experience with data serialization using
Kotlinx Serialization
or
Moshi
.
Experience writing unit tests with
JUnit
and UI tests using
Compose Testing
and
Espresso
.
Experience using mocking frameworks such as
Mockito
or
MockK
.
Nice-to-have skills:
Experience with
Navigation Component
, including Deep Links, Safe Args, and back stack management.
Experience with
Gradle (KTS)
and dependency management.
Familiarity with application modularization.
Experience using
Firebase Crashlytics
or similar monitoring and logging tools.
Experience working with AI-powered development tools such as
GitHub Copilot
,
Microsoft 365 Copilot
, or similar AI assistants.
Experience applying
Prompt Engineering
techniques for code generation, debugging, testing, documentation, and development automation.
Knowledge of mobile performance optimization and Android best practices.
This is your role
Design, develop, and maintain Android applications following
MVVM
and
Clean Architecture
principles.
Build scalable, maintainable, and high-quality mobile solutions using modern Android development practices.
Develop intuitive user interfaces using
Jetpack Compose




and Material Design guidelines.
Manage application state using
StateFlow
,
SharedFlow
, and
Kotlin Coroutines
.
Implement and maintain dependency injection using
Hilt
.
Integrate and consume RESTful APIs using Retrofit, Ok and serialization frameworks.
Write and maintain unit tests, UI tests, and automated test suites to ensure software quality.
Collaborate closely with product managers, designers, backend engineers, QA engineers, and other cross-functional stakeholders to deliver new features.
Utilize AI-assisted development tools to improve productivity, automate repetitive tasks, enhance documentation, and accelerate software delivery.
Apply Prompt Engineering techniques to support software development, debugging, testing, code generation, and technical documentation.
Monitor application stability and performance using tools such as
Firebase Crashlytics
.
Follow Git best practices, code review standards, and collaborative branching strategies.
Contribute to continuous improvements in architecture, engineering standards, code quality, application performance, and development processes.
What awaits you at Avenga?
At Avenga, everyone matters. We provide equal opportunities in recruitment, career development, and leadership, regardless of race, ethnicity, gender identity, sexual orientation, disability, age, religion, or any other characteristic. We are committed to fostering a work environment where our diverse community of employees, candidates, and business partners actively shapes our growth. By bringing together people from different backgrounds and experiences, we build a workplace where everyone feels free to be themselves while honoring the boundaries of others.

📌 Android Engineer (Buenos Aires)
🏢 avenga
📍 Buenos Aires