How OfferLetter Works

🚀 Quick Start Guide

A step-by-step guide to mastering your technical interview with invisible AI assistance.

Step 1: Launch & Go

Runs as a discreet System Utility.

  • Download & Install

    Download the installer for your OS and run the setup wizard.

  • Login to Use

    Securely log in to access your personalized dashboard and features.

    • Step 2: Configure Experience

    Tailor the assistant to your needs.

    • Select Language

      Open the Settings panel to choose your target programming language (e.g., Python, Java) and the interview language.

    • Stealth Design

      The tool operates in "Ghost Mode" by default. It is invisible to screen sharing tools without any configuration.

    Step 3: Real-Time Assistance

    Control everything with simple shortcuts.

    • Ask AI (Verbal)

      Audio capture starts automatically.

      Ctrl + Enter(or Enable Auto Mode)

      Instantly get an answer based on conversation history.

    • Quick Solve (Single Shot)

      For standard coding questions or MCQs.

      Ctrl + H

      Captures, analyzes, and returns the solution immediately.

    • Deep Solve (Multi-Shot Queue)

      For complex problems that don't fit on one screen:

      Ctrl + Shift + HAdd to queue (up to 10)
      Ctrl + HAnalyze all queued images
    • Control Interface
      Ctrl + BToggle Overlay
      Ctrl + ArrowsMove Interface

    Step 4: Smart Features

    Advanced tools for professional results.

    • Global Context Manager

      Maintains context across your session for consistent answers.

    • Humanizer Engine

      All AI responses are formatted to sound natural and human-written, ensuring easy readability.

    • Stealth Design

      Always-on privacy mode invisible to screen sharing.

    Designed to stay hidden.

    Our proprietary GhostLayerâ„¢ rendering technology separates the AI overlay from the main frame buffer. If you record your screen, share your window, the Copilot remains invisible.

    Screen Sharing

    Invisible to Zoom, Microsoft Teams, and Google Meet screen shares.

    Screenshots

    Does not appear in Screenshot captures.

    Task Manager

    Process hiding from Task Manager / Activity Monitor / Taskbar icons.

    Ready to sign that contract?

    Join over 12,000+ engineers who used OfferLetter to land roles at top-tier companies. Try it for free today.

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