Client Full-Stack Engineer — IM Chat Platform, Android Focus

Binance
APAC +1 more
On-site

Who this role is best for

A natural match if you have Android messaging app development experience and are comfortable working across platforms.

Best fit for

  • Candidates with Android messaging app development experience and cross-platform collaboration skills
    — “Design, develop, and maintain client-side applications for an instant messaging platform, with Android as the primary focus”
  • Individuals who have used AI-powered tools for cross-stack frontend development
    — “Use AI-powered tools (Cursor, GitHub Copilot, ChatGPT, Claude, etc.) to support cross-stack frontend development”
  • Engineers with a strong grasp of real-time communication protocols and messaging systems
    — “Familiarity with WebSocket, MQTT, gRPC, or similar real-time communication protocols”

Things to consider

  • The role requires reading and modifying iOS or Web codebases, which may involve learning new frameworks
    — “Able to read, understand, debug, and make reasonable changes in iOS or Web codebases with AI tool support”
  • Candidates should be prepared to work in a remote-first environment, though specifics may vary by team
    — “Remote-first, work-from-home arrangement (may vary depending on the nature of the role and team)”

How to stand out

  • Highlight experience with Android messaging features like real-time chat and push notifications
    — “Build core messaging features: real-time chat, group chat, media messaging, message sync, offline messaging, push notifications”
  • Emphasize your ability to use AI tools for cross-stack development and debugging
    — “Required: ability to use AI-powered development tools (Cursor, GitHub Copilot, ChatGPT, Claude, or similar) for cross-stack frontend development”
  • Showcase knowledge of secure messaging practices and message persistence strategies
    — “Understanding of messaging concepts: message delivery, read status, sync, local persistence, offline support, push notifications”
  • Demonstrate experience with performance optimization in mobile apps
    — “Optimize client performance: startup speed, memory, battery, network efficiency, UI responsiveness”
  • Include examples of cross-platform architecture design or collaboration with backend teams
    — “Participate in client-side architecture design, ensuring consistent UX across Android, iOS, and Web”
Pace · Fast PacedCollaboration · HighAutonomy · MediumDecision Impact · Team

Derived from job-description analysis by Serendipath's career intelligence engine.

What success looks like

  • Developed core messaging features for an instant messaging platform
Typical background
Bachelor's degree in Computer Science or related field

Skills & requirements

Required

Android DevelopmentKotlinJavaWebsocketMQTTGrpcGitCi/cd PipelinesAgile ProcessesCross-stack Frontend Development With AI Tools

Preferred

Ios DevelopmentWeb Frontend ExperienceEnd-to-end EncryptionVoice/video CallingLarge-scale Distributed Messaging InfrastructureFintech Experience

Stack & domain

KotlinJavaJetpack ComponentsWebsocketMQTTGrpcGitCi/cd PipelinesAutomated TestingAgile ProcessesAi-powered Development Tools (cursor, Github Copilot, Chatgpt, Claude, Or Similar)DebuggingProblem-solvingOwnershipCommunicationFinanceCryptocurrencyTradingBlockchain

About the role

Original posting from Binance via Greenhouse

Binance is a leading global blockchain ecosystem behind the world’s largest cryptocurrency exchange by trading volume and registered users. We are trusted by 300+ million people in 100+ countries for our industry-leading security, user fund transparency, trading engine speed, deep liquidity, and an unmatched portfolio of digital-asset products. Binance offerings range from trading and finance to education, research, payments, institutional services, and more. Our mission is to increase the freedom of money and financial access for people around the world.

Responsibilities

Design, develop, and maintain client-side applications for an instant messaging platform, with Android as the primary focus

Build core messaging features: real-time chat, group chat, media messaging, message sync, offline messaging, push notifications

Participate in client-side architecture design, ensuring consistent UX across Android, iOS, and Web

Use AI-powered tools (Cursor, GitHub Copilot, ChatGPT, Claude, etc.) to support cross-stack frontend development — read, debug, and modify iOS/Web codebases

Integrate RESTful APIs and WebSocket/MQTT/gRPC real-time communication protocols

Handle local storage, offline-first experience, message state management, and cross-platform sync logic

Optimize client performance: startup speed, memory, battery, network efficiency, UI responsiveness

Collaborate with backend teams on API design, integration, and production issue investigation

Senior level: mentor junior engineers, contribute to technical design decisions

Requirements

Bachelor's degree in Computer Science, Software Engineering, or a related discipline

Engineer: 1-3+ years of experience; Senior Engineer: 3-5+ years

Solid production experience in Android development (Kotlin and/or Java)

Good understanding of Android SDK, Jetpack components, asynchronous programming, and modern client-side architecture

Required: ability to use AI-powered development tools (Cursor, GitHub Copilot, ChatGPT, Claude, or similar) for cross-stack frontend development

Able to read, understand, debug, and make reasonable changes in iOS or Web codebases with AI tool support

Familiarity with WebSocket, MQTT, gRPC, or similar real-time communication protocols

Understanding of messaging concepts: message delivery, read status, sync, local persistence, offline support, push notifications

Good understanding of client-side performance optimization, memory management, multithreading, and security best practices

Familiar with Git, CI/CD pipelines, automated testing, and Agile processes

Strong debugging, problem-solving, ownership, and communication skills

Preferred Qualifications

Experience building IM products or communication platforms (WhatsApp, Telegram, WeChat, Discord, Slack, Messenger, etc.)

iOS development experience (Swift, SwiftUI, Objective-C)

Web frontend experience (TypeScript, React, Vue, Next.js)

Cross-platform client or mobile full-stack development experience

End-to-end encryption, message security, or cryptographic protocols experience

Voice/video calling or RTC technologies experience

Large-scale distributed messaging infrastructure experience

Fintech, payments, or Web3 applications experience

Open-source contributions or published apps on Google Play/App Store

Why Binance

Shape the future of finance 

Collaborate with world-class talent in a user-centric global organization with a flat structure

Tackle challenging projects in a fast-paced and innovative enviornment with autonomy

Thrive in a results-driven workplace with opportunities for career growth and continuous learning

Competitive salary and company benefits

Remote-first, work-from-home arrangement (may vary depending on the nature of the role and team)

Binance is committed to being an equal opportunity employer. We believe that having a diverse workforce is fundamental to our success.

By submitting a job application, you acknowledge that you have read our Candidate Privacy Notice.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. 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.

Source: Binance careers (Greenhouse)

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