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Siddhesh2377/README.md

Siddhesh Sonar — Android & AI Developer

About Me

I’m Siddhesh Sonar, a Computer Software Engineering student at Government Polytechnic Mumbai (Aug ’24 – Jun ’26) and a self-taught Android + AI developer with over 5 years of practical build/ship experience. I’ve worked across custom AOSP modules, shipped production apps, and architected ToolNeuron — an offline, privacy-first AI chat and plugin ecosystem for Android secured by hardware-backed encryption.

Past Internships: DOI Soft Tech · Crimson Insights · HealthVatika Focus Areas: On-device AI · Plugin Systems · Secure Android Runtime Current Project: ToolNeuron — offline AI chat + plugins (Web Search plugin, runtime model switching, model store, in-app updates) Exploring: Kotlin Multiplatform · Rust · Whisper STT · TensorFlow Lite

Tech Stack

Category Technologies
Languages Kotlin · Java · Python · C++ (JNI)
Android Jetpack Compose · AOSP · Android SDK · NDK/JNI
Frameworks Coroutines · MVVM · LiveData
Tooling Git · GitHub Actions · Retrofit · RoomDB · Firebase
AI/ML llama.cpp (JNI) · TensorFlow Lite · Whisper STT · ONNX Runtime

What I’m Building (Now)

ToolNeuron — Offline AI chat + modular plugins

  • Local chat (no cloud dependency)
  • Web Search plugin (tool-calling)
  • Runtime model switching
  • In-app update mechanism
  • GGUF model import + param tuning
  • Model Store for curated downloads
  • Hardware-grade encryption (Android KeyStore)
  • Plugin manager with sandbox validation

Pinned Projects

Project Description Link
ToolNeuron (prev. NeuroVerse) Offline AI chat for Android with a secure plugin framework (web search, runtime model switch, model store, in-app updates) Repo
ToolNeuron System Plugins First-party plugins for ToolNeuron (including Web Search plugin) Repo
SPB Lightweight, browser-first tool for designing well-structured AI prompts Repo
MaterialSplitButton Material 3 SplitButton recreation for Jetpack Compose Repo
Ridan AI Personal AI assistant for Android Play Store

GitHub Stats

Siddhesh's GitHub Stats Top Langs

Connect with Me

Support

Open to collaborations, sponsorships, and discussions on advancing on-device AI development.

Crafted for developers, builders, and open-source collaborators.

Pinned Loading

  1. ToolNeuron ToolNeuron Public

    Run AI locally or online, extend functionality with plugins, attach dynamic datasets with DataHub, and keep all your data private. A secure, modular, and easy-to-use AI ecosystem for Android — maki…

    C++ 80 8

  2. Ai-Core Ai-Core Public

    Native C/C++ core for ToolNeuron — JNI + llama.cpp bindings for fast, private, on‑device LLM inference on Android.

    Kotlin 13 1

  3. Web-Plugin Web-Plugin Public

    Kotlin 1

  4. structured-prompt-builder structured-prompt-builder Public

    A lightweight, browser‑first tool for designing well‑structured AI prompts with a clean UI, live previews, a local Prompt Library, and optional Gemini‑powered prompt optimization.

    HTML 265 28

  5. HRM HRM Public

    Enhanced Hierarchical Reasoning Model (HRM) An AI system extending HRM with scalable memory, JSON metadata, and tag-based retrieval for layered, context-aware reasoning and persistent knowledge int…

    Kotlin 9 1

  6. Canves Canves Public

    Advance UI designing Canves For Android

    Java 3 1