Android Developer

Devexperts; Porto; Hybrid; EUR 42,000 - 76,000; Full time

Benefits offered by this job

Hybrid/Remote work

Medical insurance for employees and, (

Wellness days

Meal allowance

Office perks and activities

Teambuilding events

Job summary

Devexperts seeks an experienced Android developer to evolve our mobile trading app used by thousands daily. We primarily use Kotlin with remaining Java, share code with iOS, and leverage a proprietary high-performance mobile transport.

You will contribute to BFF components and modern mobile architectures. You will work in a collaborative team, review code, and help shape features with Kotlin flows and Compose, while embracing hybrid/remote work in Portugal.

Qualifications

• Mastery of Kotlin and Java with Android expertise.
• Strong grasp of Android framework, architecture components and multithreading.
• Solid problem-solving, and data-structures knowledge.
• Experience with reactive programming and modern Android toolchain.
• Bachelor's or higher in CS or related field; 4+ years in Android development.
• English level B2 or higher.

Responsibilities

• Enhance the Android trading platform using Kotlin and Compose.
• Architect and deploy new features with Kotlin; review code and drive quality.
• Participate in platform-wide engineering discussions and prototyping.
• Collaborate with product/design and other developers to realize ideas.
• Lead initiatives to improve the developer journey and tech exploration.

Skills

Kotlin

Java

Android framework

OOP principles

Data structures

FP & SOLID

Multithreading Android

RxJava / RxKotlin

Kotlin Coroutines

LiveData / ViewModel

Navigation components

English B2+

Education

BS in CS or related field

Tools

Dagger / Hilt

Gradle

TeamCity

Android Studio

Job description

Devexperts works with respected financial institutions, delivering products and tailor-made solutions for retail and brokerage houses, exchanges, and buy‑side firms. The company focuses on trading platforms and brokerage automation, complex software development projects, market data products, and IT consulting services.

Job Description

We’re looking for an experienced Android developer to help us evolve our mobile application used by thousands of clients on a daily basis. While we primarily use Kotlin for all new code, there are still some portions in Java that require attention. We have a proprietary high-performance mobile transport and share some portions of the code between iOS and Android through cross‑compilation.

Besides mobile development, our engineers are actively participating in BFF (Backend For Frontend) component development, so we are always sure that we have the most convenient structure and format of the data.

We expect the Android Developer to:

• Enhance and refine our mobile trading Android platform: our current goal is to incorporate Compose with Kotlin flows into already exciting features,
• Collaboratively architect and deploy innovative features using Kotlin,
• Share your expertise during code review activities and refinement sessions,
• Actively participate in platform‑wide engineering discussions, offering innovative ideas for improvement. Weekly meetings are held to address current codebase challenges and strategize effective solutions,
• Work together to create new ideas: in our team, everyone's ideas are important. Engage closely with individuals who propose product ideas, design experts, and other developers to make these new ideas real,
• Consistently elevate our developer journey, leading the charge in pioneering technical explorations and prototype developments.

Qualifications

Must‑have skills:

• Mastery of Kotlin and Java,
• Deep understanding of Android framework,
• Analytical and problem‑solving skills,
• Knowledge of OOP principles and an ability to implement them in practice,
• Strong understanding of data structures, OOP, FP, SOLID principles,
• Deep understanding of multithreading in Android, RxJava, RxKotlin, and tradeoffs between reactive vs imperative programming, Kotlin Coroutines,
• Extensive knowledge of Android architecture components LiveData, ViewModel, Navigation, etc,
• English level B2 or above,
• BS or higher technical degree in Computer Science or a closely related field,
• 4+ years of experience in Android software development.

Nice‑to‑have skills:

• Financial, brokerage, or exchange‑related software,
• Knowledge about Accessibility best practices in Android,
• Experience with Snapshot testing,
• Experience working on backend components with Java,
• DI - Dagger 2, Hilt or any other tool capable of dependency injection,
• Good understanding of Networking and client‑server communication,
• CI/CD, Gradle and TeamCity,
• User Interface design and usability design experience.

Additional Information

Care for the employees is one of Devexperts' core values. For the suggested position, we offer a benefits package that will guarantee the comfort of our new teammate.

Work Regime Flexibility benefits:

• Possibility ofhybrid/remote work mode,

Health and recreation benefits:

• Fully paid additional wellness days (3 unwell days per year),
• Medical insurance for the employees and children,
• Reimbursement of fitness / Urban Sports Club Membership,
• Meal allowance (Coverflex Card),
• Flexpay system (Coverflex).

Facility benefits:

• Modern office with new equipment,
• PlayStation, table football, and musical instruments in the office,
• Free drinks and snacks.

Community benefits:

• Teambuilding activities,
• Corporate parties,
• Football Club,
• Music club,
• Speakers' club,
• Free admission to corporate external events,
• Possibility of joining conferences and professional fairs,
• Unlimited access to self‑learning platforms,