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Case study · ISP & Telecom

Automating billing for 40,000 subscribers

Placeholder ISP Ltd. worked with Nexbyte to fix manual billing and frequent payment disputes. Here is how the project ran and what changed.

72%less billing time
3.1×faster collections
5 monthskickoff to go-live
Overview

The project in brief

Placeholder ISP Ltd. needed a reliable system to replace manual work that was slowing the business down. Nexbyte ran discovery, built the solution and supported the team through go-live.

A custom ISP billing system with online payments, Bulk SMS reminders and a subscriber portal.

Challenge

What was not working

Manual billing and frequent payment disputes.

The team spent hours every week on work a system should do, and managers had no reliable numbers to plan with.

Solution

What we built

A custom ISP billing system with online payments, Bulk SMS reminders and a subscriber portal.

Rolled out in stages so daily operations never stopped, with training for every user group.

Bulk SMSOnline paymentsSubscriber portal
Implementation

How the project ran

  1. Phase 1Discovery

    Mapped billing cycles, 14 plan types and reseller rules.

  2. Phase 2Migration

    Imported 40,000 subscribers and three years of payment history.

  3. Phase 3Rollout

    Moved one POP per week to the new billing system.

  4. Phase 4Optimise

    Added payment reminders and online payment links by SMS.

Results

What changed

72%less billing time
3.1×faster collections
Monthly billing run
Before
9 days
After
2.5 days
Payment disputes / month
Before
420
After
64
Example data
Our subscribers pay online now and billing disputes dropped to almost nothing within one quarter.
Client Name · Billing Lead, Placeholder ISP
Technology

Stack used

BUBulk SMSNENext.jsNENestJSPOPostgreSQLRERedisBKbKash API
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