Senior Android Engineer

1 week ago Be among the first 25 applicantsEcho Base is a private holding company pursuing special situation control investments in the digital assets space.
Its global crypto team possesses deep experience in both the scaling of new ventures and the restructuring of complex assets.
Echo Base seeks to leverage operational and technical synergies across its portfolio companies to drive innovation.
Est.
2025.Job OverviewThe Senior Android Engineer is responsible for designing, developing, and maintaining high-performance Android applications.
This role requires deep expertise in Kotlin, a strong understanding of Android architectures, and the ability to deliver responsive, secure, and real-time features for a global user base.
You'll join a small, dynamic, remote team, collaborating closely with designers, backend engineers, and product teams to drive innovation and ensure seamless user experiences.
Success in this role means stabilizing and enhancing the codebase, delivering high-quality features under tight deadlines, mentoring junior developers, and resolving technical debt while aligning with strategic project goals.
The role is critical in maintaining our position as a leader in cryptocurrency trading by ensuring robust, low-latency, and secure mobile applications.What will you do:Develop and maintain Android applications Build and enhance high-performance Android applications using Kotlin to support billions in trading volumeImplement custom UI components Design seamless and responsive user interfaces using custom UI components for an intuitive user experienceOptimize real-time data feeds Integrate and optimize real-time data processing with exchange APIs using WebSockets and RESTLeverage modern Android frameworks Utilize Jetpack Components and Coroutines to ensure scalable, maintainable, and efficient codeCollaborate with cross-functional teams Work with designers, backend engineers, and product teams to define and ship new featuresEnsure app performance and security Maintain robust performance, security, and reliability in a high-stakes trading environmentWho you are:A problem-solver who excels in dynamic, remote work environmentsA mentor capable of guiding junior developers and rebuilding team momentumA proactive engineer who identifies and resolves technical debt to ensure codebase stabilityA detail-oriented professional committed to delivering high-quality, maintainable codeA collaborative team player with strong communication skills across distributed teamsWhat we are looking for:Expertise in Android development: 5+ years of professional Android development experience with expert-level proficiency in KotlinStrong UI and framework skills: Proven experience building custom UI for Android applications, with expertise in Jetpack Components (e.g., LiveData, ViewModel, Room) and CoroutinesReal-time data and API integration: Strong knowledge of integrating and optimizing real-time data feeds using WebSockets and REST APIsDeep Android knowledge: Comprehensive understanding of mobile architectures, trends, and emerging technologies, with the ability to adapt to evolving platformsEffective communication and independence: Fluent in English with strong communication skills and the ability to work independently in a remote, cross-functional teamExperience with trading: Proven ability and skills of trading, understanding how it works, and development of similar platforms in the pastSeniority levelSeniority levelMid-Senior levelEmployment typeEmployment typeContractJob functionIndustriesIT Services and IT ConsultingReferrals increase your chances of interviewing at Echo Base Global by 2xGet notified about new Android Developer jobs in Brazil.Mobile Engineer Plena (Android) - Afirmativa para Mulheres(Vendas Core) Software Engineer III - MobileSoftware Engineer (Python) Career Opportunities at Dev.Pro - 01We're unlocking community knowledge in a new way.
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