Real-time Backends.
Low-latency systems that fan out to thousands.
Real-time game state, live tournaments, collaborative editing, presence systems. We've built backends that fan out to thousands of concurrent clients with sub-100ms latency, and we know which AWS primitives actually work for it.
Typical range
$12,000 – $50,000
USD · standard scope
Timeline
5–14 weeks
From kickoff to launch
Engagement
Fixed-fee or T&M
Whichever fits the scope
Want a number tuned to your scope?
Build a custom estimateDeliverables
- WebSocket gateway
- State sync protocol
- Presence & rooms
- Load testing & autoscaling
- Reconnect & backpressure
Outcomes
- Sub-100ms updates
- Graceful reconnects
- Linear cost-to-scale
Typical stack
From first call to production launch.
01
Discover
30-min call + a written take. We map risks, assumptions, and the real scope behind your ask.
02
Design
Architecture, schemas, and the smallest thing we can ship to learn. Sign-off before code.
03
Build
In your Slack daily. Weekly demos against staging. PRs with notes, not status emails.
04
Ship
Production launch with a runbook your team can operate. Optional retainer for ongoing care.
AI Agents & RAG
Production-grade RAG systems and tool-using agents, wired to your data and workflows.
Data Dashboards & Viz
Analytics dashboards and data viz that are fast, queryable, and beautiful enough to share.
Immersive 3D & WebGL
Three.js, WebGL, and shader-driven experiences that make a brand feel alive.
Ready to scope a real-time backends project?
Walk through the estimator with this service pre-selected. We'll come back with scope, risks, and what we'd do first, within one business day.