Senior Android Engineer

Echo Base Global

Brasil

Remote

BRL 325,379 - 488,069

Full time

14 days+

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Job summary

Echo Base Global seeks a Senior Android Engineer to design and develop high-performance applications. With strong expertise in Kotlin and real-time data optimization, you will collaborate with cross-functional teams in a dynamic, remote work environment to drive innovation and enhance user experience.

Qualifications

5+ years of professional Android development experience.
Expertise in Kotlin and Jetpack Components.
Proficient in real-time data feeds and API integration.

Responsibilities

Develop and maintain high-performance Android applications.
Implement custom UI components for an intuitive user experience.
Optimize real-time data processing with exchange APIs.

Skills

Kotlin

UI design

Real-time data optimization

Communication

Tools

Jetpack Components

WebSockets

REST APIs

Job description

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Echo 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 Overview

The 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 volume
Implement custom UI components Design seamless and responsive user interfaces using custom UI components for an intuitive user experience
Optimize real-time data feeds Integrate and optimize real-time data processing with exchange APIs using WebSockets and REST
Leverage modern Android frameworks Utilize Jetpack Components and Coroutines to ensure scalable, maintainable, and efficient code
Collaborate with cross-functional teams Work with designers, backend engineers, and product teams to define and ship new features
Ensure app performance and security Maintain robust performance, security, and reliability in a high-stakes trading environment

Who you are:

A problem-solver who excels in dynamic, remote work environments
A mentor capable of guiding junior developers and rebuilding team momentum
A proactive engineer who identifies and resolves technical debt to ensure codebase stability
A detail-oriented professional committed to delivering high-quality, maintainable code
A collaborative team player with strong communication skills across distributed teams

What we are looking for:

Expertise in Android development: 5+ years of professional Android development experience with expert-level proficiency in Kotlin
Strong UI and framework skills: Proven experience building custom UI for Android applications, with expertise in Jetpack Components (e.g., LiveData, ViewModel, Room) and Coroutines
Real-time data and API integration: Strong knowledge of integrating and optimizing real-time data feeds using WebSockets and REST APIs
Deep Android knowledge: Comprehensive understanding of mobile architectures, trends, and emerging technologies, with the ability to adapt to evolving platforms
Effective communication and independence: Fluent in English with strong communication skills and the ability to work independently in a remote, cross-functional team
Experience with trading: Proven ability and skills of trading, understanding how it works, and development of similar platforms in the past

Seniority level