~/gk~/gurukrithick

built, shipped, defended

projects

Things I built end-to-end. Each one taught me something the docs didn't mention.

cipherbridge
Secures factory sensor traffic, end to end
Three-tier IoT security framework — ESP32 edge, Raspberry Pi gateway, cloud backend — that encrypts factory sensor telemetry end to end and catches tampered data with two AI models.
<50ms
e2e latency
>91%
tampering caught
10k+/s
sustained ingest
ESP32Raspberry PiPythonFlask+4
read the full story
attacked my own testbed six ways. it held.
cp-dashboard
Turns spreadsheet chaos into a live leaderboard
LeetCode, CodeForces, CodeChef in one board
results stream in live, row by row
replaced the spreadsheet everyone hated
FastAPINext.jsPostgreSQLPythonTanStack Table+1
read the full story
born from my college's spreadsheet chaos
dataplexer
Lets anyone query their data without writing SQL
no-code visual query builder
SQLite + MongoDB, one interface
Android, iOS, and cloud from one core
KotlinReact NativeSQLiteMongoDBGoogle Cloud
read the full story
the no-code part took the most code

smaller experiments live on github