@nsavant

Nikheel Vishwas Savant

@nsavantJoined August 2025

Exploring the hidden layers of Bluetooth, AI, and Embedded Systems.

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NVNikheel Vishwas Savantfreecodecamp.org1d ago · 24 min read

How to Avoid JNI Crashes by Managing Local and Global References Correctly

Most JNI crashes don't come from complicated logic. They come from a small set of mistakes around object references: holding on to a reference after it has become invalid, creating references faster t

NVNikheel Vishwas Savantfreecodecamp.org4d ago · 22 min read

How to Stop Your Android App from Draining the Battery with Wake Locks

A wake lock is one of the simplest APIs in Android and one of the easiest to misuse. Acquiring one takes a single line of code. Forgetting to release it can keep a phone's CPU awake for hours, drain t

NVNikheel Vishwas Savantfreecodecamp.orgAug 5 · 50 min read

Bluetooth Low Energy in Flutter: A Handbook for Devs

Most Flutter tutorials stop at network calls and REST APIs. The moment you need to talk to a physical device, a heart rate monitor, a smart bulb, a fitness tracker, an industrial sensor, or your own c

NVNikheel Vishwas Savantfreecodecamp.orgJul 14 · 41 min read

A Deep Dive into Gabeldorsche: The Bluetooth Stack Android Rebuilt on Purpose

The Android Bluetooth stack spent about a decade being the reason your headphones disconnected during the good part of a song. Gabeldorsche is Google's attempt to fix that at the architectural level,

NVNikheel Vishwas Savantfreecodecamp.orgJun 1 · 60 min read

How to Build Bluetooth Applications with Zephyr OS: A Handbook for Devs

Your phone just connected to wireless earbuds, your smartwatch synced health data to an app, and a sensor somewhere in your building reported its temperature to a gateway. All of those interactions ha

Nikheel Vishwas Savant

About

Available for

Nikheel Vishwas Savant's blogs

Recently published

How to Avoid JNI Crashes by Managing Local and Global References Correctly

How to Stop Your Android App from Draining the Battery with Wake Locks

Bluetooth Low Energy in Flutter: A Handbook for Devs

A Deep Dive into Gabeldorsche: The Bluetooth Stack Android Rebuilt on Purpose

How to Build Bluetooth Applications with Zephyr OS: A Handbook for Devs

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Nikheel Vishwas Savant

About

Available for

Nikheel Vishwas Savant's blogs

Recently published

How to Avoid JNI Crashes by Managing Local and Global References Correctly

How to Stop Your Android App from Draining the Battery with Wake Locks

Bluetooth Low Energy in Flutter: A Handbook for Devs

A Deep Dive into Gabeldorsche: The Bluetooth Stack Android Rebuilt on Purpose

How to Build Bluetooth Applications with Zephyr OS: A Handbook for Devs