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// build study

Charge Pulse

Real-time EV charging station finder with GPS navigation, live availability, and traffic-aware routing.

Client:Leading EV Charging Network
Duration10 weeks
ScopeWeb app + Flutter mobile, offline-first

// Live availability across 13 Bay Area stations — pulsing markers show active charging

// the numbers

Figures from the engagement, shared under NDA.

We publish them unchanged and can’t break them down any further here. The reference build you can open runs entirely on sample data.

Real-TimeAvailability
-60%Support Tickets
01In brief

If you read one part of this page, read these 3 lines.

  • OCPP-backed live connector status across CCS, CHAdeMO, Tesla NACS
  • Traffic-aware routing with Google Directions API
  • Voice-guided turn-by-turn with offline tile caching
02Overview

What it does — and which part of it we built.

Station finder aggregating connector types, speeds, live availability, user reviews.

Web app + Flutter mobile app with voice-guided navigation and offline map caching.

03The screens

Every screen here is from the reference build, not the client’s system.

The captions say what you are looking at. Every name and record on them is sample data.

Charge Pulse map view with pulsing station markers
// Map view — live availability across the Bay Area
Trip planner with charging stops along the route
// Trip planner — charge stops, ETA, pre-conditioning
Station detail with chargers, amenities, and recent activity
// Station detail — chargers, amenities, recent activity
04Outcomes

What the engagement left the client with.

  • 60% reduction in support tickets after launch
  • Real-time station availability across the operator's network
  • Drivers reaching the right charger on the first try
05How it is built

The stack was picked per constraint, not per house habit.

5 technologies across 2 layers — the shape of the stack follows the problem.

Frontend & Mobile
Next.jsReactFlutter
Backend & APIs
OCPPGoogle Maps API
Every feature in the build (5)
  • OCPP backend providing real-time connector status
  • Google Maps for geospatial queries with filters for CCS, CHAdeMO, Type 2
  • Traffic-aware routing via Directions API
  • Mobile: voice-guided turn-by-turn, offline tile caching
  • Charging session history with cost/kWh tracking, user reviews
// see for yourself

Don’t take our word for it — it is running in the frame below.

This is the same page the provenance block links to: our reference build for Charge Pulse, with its own look, copy and motion. Scroll inside it, or open it full-screen.

buildpacelabs.github.io/buildspace-landings/charge-pulse/
Open it full-screen
// more from the lab

A team that ships across the board.

36products in production
8industries served
68+technologies in play

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// next

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