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Android Developer with Java Backend Experience

Warszawa, mazowieckie💼 Full-time💰 $165–$165🗓 2026-05-28 → 2026-08-10

Core

Design and implement robust Android applications and Java backend microservices to facilitate customer onboarding in diverse fintech markets.

Role type

Senior Android Developer with Java Backend expertise

Builds

Android mobile applications and Java backend microservices

Domain

Fintech

Deliverable

production ML models | product features

Required skills

Kotlin, Google Jetpack Compose, Android SDK, Java, Spring, microservices, SQL, unit testing

Preferred skills

Koin DI, MVVM architecture, Fintech industry experience

Technologies

Kotlin, Jetpack Compose, OkHttp, Spring, SQL

Responsibilities

Design and implement Android applications using Kotlin and Jetpack Compose; Build and optimize Java backend microservices and REST endpoints; Translate business requirements into technical solutions; Act as a technical reference point for team members; Encourage innovation and adoption of new technologies; Communicate complex technical concepts to non-technical stakeholders; Foster a culture of mentorship and shared learning

Seniority

Senior, hands-on IC

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