8.5+ years engineering the E&M backbone of mission-critical metro infrastructure — panels, power, fire, HVAC, and the paperwork that gets it all past CRS.
Four years on the Depot Line before joining live revenue service on Kolkata Metro's Purple and Orange corridors. Click any station for the full stop-by-stop detail.
A live AC scope. Switch between single-phase and three-phase supply, then connect a resistive, inductive, or capacitive load and watch the current respond in real time.
Independent builds alongside the day job — spanning asset tracking, computer vision, power systems modelling, and renewable integration.
Centralized data management and service record system for electrical assets under the Kolkata Metro Line 6 corridor.
View live ↗Python-based video analytics tool for third rail alignment assessment, calibration, and inspection.
M.Tech research modelling and simulating traction power consumption to optimise energy utilisation in railway electrical systems.
B.Tech study analysing and mitigating Total Harmonic Distortion in LED driver circuits in accordance with IEEE 519.
Photovoltaic grid-interfacing system design, focused on inverter control strategies and grid stability.
A relay lights up faulty somewhere on the panel. Click it before the bar runs out — the panel gets faster every round.
A random 25 drawn from a larger bank every time you play, so no two rounds are the same — from basics up to the protection, standards, and fire-safety detail used on live metro projects. Answer every one correctly and your name goes on the wall below.
A quick, simplified look at what actually gets checked before a metro line clears CRS/CMRS and enters revenue service. Clear all five to get your approval stamp.
A direct line into the system. Type a command below.