Senior Android Developer Cluj-Napoca

Senior Android Developer
Cluj-Napoca
Cluj-Napoca, Cluj County, Romania

As a Senior Android Developer you create and integrate
- of the art application software, for example for operating equipment, image and data analysis, process management, and providing insight into information.

In this role, your focus is on
- friendliness, quality, innovation speed, and cost efficiency. This way, Sioux's application software team supports clients in the semiconductor, medical, and analytical industries in developing and bringing to market distinctive and competitive products.

What excites you as a Senior Android Developer?

From our Cluj-Napoca office, in Romania’s
- driven second city, you join a vibrant IT scene. The city blends startups, global firms, and top universities. You will fit our team if you like to:

Develop and maintain a robust and
- friendly Android application for one of our customers, ensuring high performance and responsiveness.

Collaborate closely with designers,
- end developers, and product managers to define, design, and ship new features.

Contribute to technical discussions and architectural decisions for Android solutions, including selecting appropriate technologies and frameworks.

Actively participate in the design and implementation of CI/CD pipelines for Android applications.

Sound good so far? We'd love to tell you more…

Your future workplace

This is what you bring to the table

Mobile Development Expertise – 5+ years of
- on Android application development using Kotlin and Java.

Android Ecosystem Mastery – Deep understanding of lifecycle management, threading, performance optimization, and core Android APIs.

Architecture & Design – Strong expertise in modern Android architecture patterns including MVVM, MVI, and Clean Architecture.

Testing & Code Quality – Proven experience with unit, integration, and UI testing frameworks (JUnit, Mockito, Espresso) and dependency injection (Dagger Hilt, Koin).

Asynchronous Programming – Skilled in Kotlin Coroutines and Rx
Java for efficient, responsive, and maintainable code.

Collaboration & Tools – Proficient with Git, collaborative workflows, and applying mobile development best practices including accessibility and performance tuning.

Communication & Problem-Solving – Excellent communicator with a proactive mindset, adept at debugging and resolving complex technical challenges.

This is what you can expect in return

You will work with passionate colleagues who share your drive for technology and business success.

You get a lot of freedom and responsibility; after all, you know exactly what you are doing.

A welcoming environment with opportunities for personal development and professional growth.

You'll work in a prime location with easy access to public transport and nearby amenities. The office’s innovative design and focus on
- being create a space where creativity and projects thrive.

Flexible 40 hour working week, with room to work from home.

We also find it important to have fun together. We organize a lot for our employees, from Christmas parties with Santa and families and rooftop parties, to inspiring knowledge sessions for the
- tech community.

Fun
- building activities.

High-Tech, High-Fun, High-Value.

We can tell you all about the typical Sioux-culture and the
- tech challenging projects. About how you can develop yourself, like nowhere else. But we’d rather have you hear it from our own employees.

If you want to know more about our challenging projects, please

Important note:

This position requires access to controlled technology, as defined in the US Export Administration Regulations (15 C. F. R. § 730, et seq. ). Qualified candidates must be legally authorized to access such controlled technology prior to beginning work. Business demands may require Sioux to proceed with candidates who are immediately eligible to access controlled technology.