Desktop UI Developer (AI Software)

Quadcode; United States; Remote; USD 110,000 - 170,000; Full time

Benefits offered by this job

Remote work

Flexible hours

Cutting-edge AI tools

Competitive pay

Job summary

Quadcode is building a desktop AI IDE and a SaaS trading platform, seeking a skilled Desktop UI Developer to shape complex, polished interfaces across Python, C++, and JavaScript. You will own end-to-end UI features, collaborate with backend and AI engineers, and translate design concepts into production-ready components.

The role offers full-time remote work, flexible hours, and access to cutting-edge AI tools.

Qualifications

• 3+ years’ experience building complex desktop UIs, not just web interfaces.
• Strong Python and/or C++ programming skills.
• Experience with JavaScript and UI tools.
• Knowledge of UI architecture and state management.
• Experience with asynchronous programming and multithreading.
• Ability to adapt to changing requirements and learn new tech.

Responsibilities

• Develop and evolve the UI of the AI IDE.
• Build complex, interactive UI components and workflows.
• Turn concepts into polished, production-ready interfaces.
• Integrate dynamic interfaces with backend and AI components.
• Develop custom UI elements, animations, and visuals.
• Handle real-time updates and complex application states.
• Keep interfaces responsive and maintainable.
• Contribute to UI architecture decisions.
• Own features end-to-end from implementation to polish.
• Collaborate with backend, AI, and product/design teams.

Skills

Python/C++

JavaScript

UI architecture

Multithreading

Asynchronous IO

English (B1)

Russian (fluent)

Tools

Qt / PySide / PyQt

QML / Qt Quick

Graphics/3D

Job description

About the Team

We areQuadcode, a fintech company excelling in financial brokerage activities and delivering advanced financial products to our global clientele. Our flagship product, an internal trading platform, is offered as a Software-as-a-Service (SaaS) solution to other brokers.

Quadcode.ai is an autonomous native AI studio and multi-agent workspace for software development and design.

We are building a desktop AI IDE that combines specialized AI agents with a rich visual development environment. The product brings together code, visual editors, Live Interfaces, repository-wide RAG, and built-in multimedia capabilities for UI/UX, 3D, video, and audio.

Quadcode.ai can also orchestrate Claude Code and Codex CLI sessions through MCP, allowing different AI agents and development workflows to work together within a single desktop application.

The interface is a core part of the product. We are building a complex, highly interactive, and visually rich application with multiple views, editors, panels, dynamic states, real-time updates, animations, graphics, and dynamically generated interfaces.

Some parts of the UI are generated dynamically and currently involve JavaScript, while the core application is built with Python, PySide6, C++.

Desktop UI Developer who enjoys building sophisticated applications and is comfortable working across different technologies to create complex, polished, and highly interactive interfaces.

Tasks

• Develop and evolve the UI of the AI IDE.
• Build complex, interactive UI components, screens, and workflows.
• Turn product and design concepts into polished, production-ready interfaces.
• Work with dynamically generated interfaces and integrate UI components implemented with different technologies.
• Develop custom UI components, interactions, animations, graphics, and visual elements.
• Work with dynamic data, asynchronous operations, real-time updates, and complex application states.
• Keep complex interfaces responsive, performant, and maintainable.
• Contribute to UI architecture and technical decisions.
• Own UI features end-to-end — from implementation and interaction logic to integration, performance, and final visual polish.
• Collaborate closely with backend engineers, AI engineers, and product/design specialists to integrate the interface with the underlying systems.

Requirements

• 3+ years of professional experience developing complex, interactive UI for desktop or other applications, not just websites or simple web interfaces.
• Strong programming skills in Python and/or C++.
• Experience with JavaScript.
• Strong understanding of UI architecture, component design, application state management, and interaction patterns.
• Experience creating custom UI components, non-standard interactions, animations, graphics, and visual elements.
• Experience with asynchronous programming, multithreading, and performance optimization in applications.
• Understanding of UI responsiveness and performance.
• Strong attention to visual details, usability, and interaction quality.
• Ability to work with rapidly changing requirements and learn new technologies when needed.
• Passion for modern AI technologies and interest in AI-powered development tools.
• English — minimum B1; fluent Russian.
• Portfolio or examples of complex interfaces you have developed.

Nice to have

• Experience with Qt / PySide / PyQt.
• Experience with QML / Qt Quick.
• Experience with advanced animations and interactive visual elements.
• Experience with 2D/3D graphics, rendering, visualization, or multimedia.
• Experience integrating design systems or Figma designs into production applications.
• Experience with developer tools, IDEs, editors, creative tools, or AI/LLM-powered applications.

We offer

• Full-time remote work (service provider contract).
• Competitive compensation (EUR, USD).
• Flexible working hours.
• The opportunity to show creativity, generate ideas, and directly influence the architecture of the AI product.
• Access to cutting-edge AI tools and platforms.
• A team of professionals specializing in AI.
• Positive and friendly atmosphere.

With a team of 500+ creative and tech-driven people across the globe, Quadcode is the place where ideas turn into impact, where every project is a chance to grow, innovate, and make your mark.