Job Description

eToro is the trading and investing platform that empowers users to invest, share and learn. We were founded in 2007 with the vision of a world where everyone can trade and invest in a simple and transparent way. We have created an investment platform that is built around collaboration and investor education. On our platform, users can view other investors’ portfolios and statistics, and interact with them to exchange ideas, discuss strategies and benefit from shared knowledge.

We have 40 million registered users from 75 countries and our platform is available in 20 languages. eToro is an innovative, fast growing business and listed on Nasdaq in May 2025. We have over 1,500 employees across more than 10 offices around the globe, strategically positioned to serve the needs of users. You can find out more about eToro here

We are looking for an experienced Mobile Client Architect to lead the technical vision, architecture, and evolution of eToro Plus, our next-generation client application built in React Native The architect will drive the migration of existing functionality from our Angular-based web application into a modern, unified mobile-first experience.

This role requires deep expertise in client architecture, performance optimization, code scalability, and maintainability, with strong cross-domain understanding of backend integration, API design, and system performance at scale.

Architecture & Technical Leadership

• Define the end-to-end architecture for the new eToro Plus application using React Native, ensuring high performance, robustness, and long-term maintainability.
• Lead the migration of features from the existing Angular application to the new mobile platform.
• Establish architectural standards, design principles, component patterns, and quality and coding practices for the frontend R&D organization.
• Make strategic technology decisions regarding state management, navigation, networking, caching, offline support, monitoring, and security.
• Introduce and enforce scalable modular structures that support rapid feature development and easy refactoring.

Performance, Reliability & Maintainability

• Design for optimal startup time, rendering performance, memory usage, and UI responsiveness
• Implement architecture that supports real-time updates, efficient data flows, and smooth user interactions.
• Ensure the app is easy to test, maintain, and extend, with reusable components and clear separation of concerns.
• Drive adoption of performance profiling tools, analytics, error monitoring, and instrumentation.

Collaboration & Cross-Functional Work

• Work closely with product managers, designers, and engineering leads to translate UX goals into scalable technical solutions.
• Collaborate with backend and platform teams to shape APIs, data contracts, and performance standards.
• Support engineering teams during design reviews, implementation, and troubleshooting.
• Mentor and guide developers, conduct architecture reviews, and elevate engineering practices across the team.

Standards, Tooling & Developer Experience

• Define CI/CD best practices for mobile releases, automated quality checks, and deployment pipelines.
• Evaluate and select libraries, frameworks, and internal tools to streamline development.
• Advocate for consistency, clean architecture, and long-term technical sustainability.

Requirements

• 8+ years of experience in software engineering, with at least 4+ years focused on React Native or mobile client architecture.
• Proven experience designing complex, high-performance mobile applications at scale.
• Strong understanding of JavaScript/TypeScript ecosystems, React patterns, and mobile-specific performance considerations.
• Experience with state management tools (e.g., Redux, Zustand, Recoil, MobX) and mobile navigation frameworks.
• Solid grasp of backend concepts including REST APIs, authentication flows, caching, data modeling, and distributed system basics.
• Experience working with CI/CD pipelines for mobile—including testing frameworks, OTA updates, and crash/error reporting tools.
• Strong analytical thinking, communication skills, and leadership ability.

Preferred Qualifications

• Experience migrating legacy client applications into modern mobile platforms.
• Familiarity with native modules (iOS/Android) and bridging when needed.
• Knowledge of mobile security best practices.
• Experience in fintech, trading, or real-time data applications.