Full-Stack Developer (Front-End Focus)

Stack

Responsibilities

• ▹Develop and maintain mobile applications using React Native
• ▹Ensure high performance, responsiveness and smooth UX across iOS and Android
• ▹Integrate RESTful APIs and WebSocket services for real-time financial data updates
• ▹Implement state management solutions (Redux, Zustand, Context API, etc.)
• ▹Build reusable UI components and contribute to a scalable front-end architecture
• ▹Optimize rendering of live market data and strategy simulations
• ▹Contribute to back-end systems using Python, FastAPI, SQLAlchemy and PostgreSQL
• ▹Support API design and integration between front-end and back-end services
• ▹Collaborate on performance optimization for real-time data handling
• ▹Participate in system architecture discussions
• ▹Maintain clean code standards and version control using Git/GitHub
• ▹Collaborate in sprint planning and delivery using Azure DevOps
• ▹Contribute to architectural decisions for scalability and maintainability

Requirements

• ▹Strong experience with React Native in production environments
• ▹Solid experience in JavaScript/TypeScript
• ▹Experience integrating REST APIs and real-time WebSocket services
• ▹Experience building or contributing to mobile apps (iOS and Android)
• ▹Backend experience with Python and FastAPI (or strong willingness to work on backend components)
• ▹Experience working with relational databases (PostgreSQL preferred)
• ▹Understanding of responsive and mobile-first design principles

Nice to have

• ▹Experience with Flutter
• ▹Experience in fintech or real-time data applications
• ▹Familiarity with financial data visualization libraries
• ▹Experience in early-stage startups
• ▹Docker and CI/CD familiarity

Soft skills

About the company

Qompyl is redefining trading with a hands-on, visual and gamified strategy builder that lets traders create and refine their strategies with ease. Its core service is a mobile-first platform built around simplicity, accessibility and real-time interaction.