Senior Android Developer

Aster

Austria · Full-time · Not Applicable

Aster is the foremost decentralized exchange for crypto derivatives on major blockchains like BNB Chain and Arbitrum. Offering both order book and on-chain perpetuals, Aster empowers traders and stakers with unparalleled opportunities. Elevate trading with up to 1001x leverage, zero slippage and competitive fees. Amplify liquidity provider (LP) returns with the highest yield among perpetual trading platforms with majority-stablecoin LP pools.

Responsibilities

Design and implement new user-facing fetures on our global Android applications
Deliver high-performance, stable, and efficient code with great user experience and elegant design
Collaborate with cross-functional teams to define, design, and ship new features at scale
Troubleshoot issues, fix critical bugs, and continuously improve application performance
Participate in technical, architectural, and product discussions, contributing to both short-term execution and long-term vision

Requirements

Over 5 years’ Android developer experience; degree in CS/Engineering or equivalent
Fluent with Kotlin & Java, solid OOP principles
Deep knowledge of Android system architecture, component lifecycle, UI rendering
Skilled with Jetpack (ViewModel, Room, etc.), Retrofit, OkHttp
Hands-on with MVVM/MVI, modular app structure, large-scale projects
Proven performance optimization: memory, layout, battery, cold start
Proficient in tools like Profiler, Systrace, Perfetto, LeakCanary
Experience with WebSocket & real-time data, familiar with high-concurrency/low-latency scenarios
Bonus: Flutter/Compose, large-app architecture/refactoring, blockchain knowledge, crypto exchange background
Strong problem-solving, communication, and teamwork skills

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

Key Skills

Ranked by relevance

android artificial intelligence blockchain ai tools kotlin java oop ai ui

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Technology

Engineering