Backend · Real-time systems
Shashank Dhiman.
Backend engineer working on real-time systems
built to survive production.
sd · 2026
Most backends pass the demo.
Few survive the day they're actually used.
shipped
1 year
across four production systems
domain · 01
WebRTC
real-time video at exam scale
domain · 02
Real-time chat
sockets · redis · cursor pagination
domain · 03
Event analytics
lambda · clickhouse · regex pipelines
Four domains. One year.
01
WebRTCreal-time video at exam scale
02
Real-time chatsockets · redis · cursor pagination
03
Event analyticslambda · clickhouse · regex pipelines
04
Payments + Authstripe · jwt · rbac middleware
Range over depth. Both are here.
Selected work▍ Manifesto