Senior Android Developer

Our client from banking industry is extending the development team of small and medium enterprises.

Responsibilities:

• Work in an agile way, organized in sprints, and release very often
• Focus on clients' needs: work hard to make everything as simple and easy to use as possible for clients
• Provide well organized code and respect current architecture, so that the product stays consistent and easy to maintain as it grows
• Own complex features end-to-end across the presentation and data layers
• Convert design mockups (Figma) into fully native screens
• Make architecture decisions and lead the refactoring of legacy code
• Design clean APIs and module boundaries that scale across a large codebase
• Write well-organized code that respects our current architecture
• Champion testing, performance, accessibility, and application security

• Strong knowledge and understanding of the Android SDK and app lifecycle
• A solid grasp of data structures and algorithms
• Experience working with databases and consuming REST APIs
• The ability to write maintainable and reusable software
• A strong sense of when refactoring is needed, and how to do it safely
• Dependency injection with Dagger2 or Hilt
• Reactive programming with RxJava and/or Coroutines and Flow
• Jetpack Compose and modern declarative UI
• Modular and clean architecture at scale
• MVP and MVVM presentation patterns
• Local persistence (Realm)
• Automated testing, including unit, instrumentation, and screenshot testing
• Advanced level of English and Romanian languages
• Strong communication skills, with the ability to explain trade-offs clearly and align people
• Openness to giving and receiving feedback and sharing knowledge generously
• Curiosity and a genuine interest in how and why things work
• Analytical thinking, breaking down hard problems and reasoning through trade-offs
• A sense of ownership for outcomes, not just tasks

Technical stack:

• Languages: Kotlin
• Architecture: clean, modular architecture with MVP and MVVM presentation patterns
• Dependency injection: Dagger2
• UI: Jetpack Compose for new screens, classic Android Views for existing ones, plus a unified design system and animations (Lottie, Rive)
• Asynchronous and reactive: RxJava (v1 and v3) and Kotlin Coroutines with Flow
• Data and networking: Realm for local persistence, Retrofit and OkHttp for consuming REST APIs
• Platform features: biometric authentication, Maps and location, PDF rendering
• Security, identity and analytics: anti-fraud and KYC tooling (Revelock, Onfido), analytics platforms (Adjust, Salesforce, Medallia, Countly) and Firebase
• Quality and CI: Detekt, SonarQube, JUnit, Mockito, MockK, Robolectric, Roborazzi screenshot testing and JaCoCo coverage

The preceding job description had been designed to indicate the general nature and level of work performed by employees within this classification. It is not designed to contain or be interpreted as a comprehensive inventory of all duties and responsibilities required of employees assigned to this job.

What we offer:

You will find here not only a challenging and interesting workplace, but also a rewarding work experience, with competitive compensation and benefit packages:

• Soft skills and technical training for current and emerging products and technologies;
• Career development: opportunity to grow within the team;
• Special referral bonuses for recommending your friends;
• Private Medical subscription;
• A monthly budget for flexible benefits program that includes public transportation reimbursement and meal tickets, sport & wellness, telecom & electronics, children & parents, holiday & culture, tourism;
• Flexible working hours and work from home, aligned with project needs;
• Friendly team who is eager to meet you.

What's next:

It's best to apply today, because job postings can be taken down and we wouldn't want you to miss this opportunity. In case you need further information, just send us a message at [email protected] and we"ll be happy to assist!

The preceding job description had been designed to indicate the general nature and level of work performed by employees within this classification. It is not designed to contain or be interpreted as a comprehensive inventory of all duties and responsibilities required of employees assigned to this job.

Diversity & Inclusion

Here at the Stefanini Group, we value plurality and equity, regardless of race, sexual orientation, disability, age, ancestry, religion, gender, and nationality. We understand and encourage the importance of being you!

About us

We are the Stefanini group, a global tech consulting company of Brazilian origin that believes in the power of people to transform businesses through technology.

We are present in over 40 countries and operate with the purpose of co-creating solutions TOGETHER WITH OUR CLIENTS that accelerate results and improve the experience of people and organizations.

Here, we like to say that technology is not the end, but the means: what really matters are the people who drive it all.

Our mindset is AI First, meaning we invest in cutting-edge technology in everything we do, focusing on results for our clients.

We are a company, A GROUP, that breathes collaboration and offers a dynamic environment where you will learn by doing, grow alongside the team, and have space to contribute with ideas and projects.

More than just talking about digital transformation, we believe in real transformation that starts with people and impacts real businesses.

If you are looking for a place to develop, innovate, and be part of something bigger, the Stefanini Group is your place.

We want to inform you that there are currently scams targeting job seekers by falsely using our company's name, Stefanini. We sincerely apologize for any confusion or inconvenience this may have caused.

Please remember that legitimate job offers from Stefanini will always come through official channels, including direct communication with our trained recruiters. If you receive any unsolicited messages requesting payment or personal information, please disregard them.

If you suspect you"ve been targeted, please contact us immediately at [email protected] for verification.

Key Points to Remember:

* Legitimate job offers only follow interviews conducted with our hiring managers or clients.

* We will never ask for payment at any stage of the recruitment process.

Stay vigilant and feel free to reach out for verification. Your safety and security are our top priorities. Thank you for your understanding and cooperation.

• Strong knowledge and understanding of the Android SDK and app lifecycle
• A solid grasp of data structures and algorithms
• Experience working with databases and consuming REST APIs
• The ability to write maintainable and reusable software
• A strong sense of when refactoring is needed, and how to do it safely
• Dependency injection with Dagger2 or Hilt
• Reactive programming with RxJava and/or Coroutines and Flow
• Jetpack Compose and modern declarative UI
• Modular and clean architecture at scale
• MVP and MVVM presentation patterns
• Local persistence (Realm)
• Automated testing, including unit, instrumentation, and screenshot testing
• Advanced level of English and Romanian languages
• Strong communication skills, with the ability to explain trade-offs clearly and align people
• Openness to giving and receiving feedback and sharing knowledge generously
• Curiosity and a genuine interest in how and why things work
• Analytical thinking, breaking down hard problems and reasoning through trade-offs
• A sense of ownership for outcomes, not just tasks

Technical stack:

• Languages: Kotlin
• Architecture: clean, modular architecture with MVP and MVVM presentation patterns
• Dependency injection: Dagger2
• UI: Jetpack Compose for new screens, classic Android Views for existing ones, plus a unified design system and animations (Lottie, Rive)
• Asynchronous and reactive: RxJava (v1 and v3) and Kotlin Coroutines with Flow
• Data and networking: Realm for local persistence, Retrofit and OkHttp for consuming REST APIs
• Platform features: biometric authentication, Maps and location, PDF rendering
• Security, identity and analytics: anti-fraud and KYC tooling (Revelock, Onfido), analytics platforms (Adjust, Salesforce, Medallia, Countly) and Firebase
• Quality and CI: Detekt, SonarQube, JUnit, Mockito, MockK, Robolectric, Roborazzi screenshot testing and JaCoCo coverage

The preceding job description had been designed to indicate the general nature and level of work performed by employees within this classification. It is not designed to contain or be interpreted as a comprehensive inventory of all duties and responsibilities required of employees assigned to this job.

What we offer:

You will find here not only a challenging and interesting workplace, but also a rewarding work experience, with competitive compensation and benefit packages:

• Soft skills and technical training for current and emerging products and technologies;
• Career development: opportunity to grow within the team;
• Special referral bonuses for recommending your friends;
• Private Medical subscription;
• A monthly budget for flexible benefits program that includes public transportation reimbursement and meal tickets, sport & wellness, telecom & electronics, children & parents, holiday & culture, tourism;
• Flexible working hours and work from home, aligned with project needs;
• Friendly team who is eager to meet you.

What's next:

It's best to apply today, because job postings can be taken down and we wouldn't want you to miss this opportunity. In case you need further information, just send us a message at [email protected] and we"ll be happy to assist!

The preceding job description had been designed to indicate the general nature and level of work performed by employees within this classification. It is not designed to contain or be interpreted as a comprehensive inventory of all duties and responsibilities required of employees assigned to this job.

Diversity & Inclusion

Here at the Stefanini Group, we value plurality and equity, regardless of race, sexual orientation, disability, age, ancestry, religion, gender, and nationality. We understand and encourage the importance of being you!

About us

We are the Stefanini group, a global tech consulting company of Brazilian origin that believes in the power of people to transform businesses through technology.

We are present in over 40 countries and operate with the purpose of co-creating solutions TOGETHER WITH OUR CLIENTS that accelerate results and improve the experience of people and organizations.

Here, we like to say that technology is not the end, but the means: what really matters are the people who drive it all.

Our mindset is AI First, meaning we invest in cutting-edge technology in everything we do, focusing on results for our clients.

We are a company, A GROUP, that breathes collaboration and offers a dynamic environment where you will learn by doing, grow alongside the team, and have space to contribute with ideas and projects.

More than just talking about digital transformation, we believe in real transformation that starts with people and impacts real businesses.

If you are looking for a place to develop, innovate, and be part of something bigger, the Stefanini Group is your place.

We want to inform you that there are currently scams targeting job seekers by falsely using our company's name, Stefanini. We sincerely apologize for any confusion or inconvenience this may have caused.

Please remember that legitimate job offers from Stefanini will always come through official channels, including direct communication with our trained recruiters. If you receive any unsolicited messages requesting payment or personal information, please disregard them.

If you suspect you"ve been targeted, please contact us immediately at [email protected] for verification.

Key Points to Remember:

* Legitimate job offers only follow interviews conducted with our hiring managers or clients.

* We will never ask for payment at any stage of the recruitment process.

Stay vigilant and feel free to reach out for verification. Your safety and security are our top priorities. Thank you for your understanding and cooperation.