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System Integration

Connect payment gateways, ERPs, telecom and legacy systems.

30+integrations shipped
−80%manual data entry
24/7sync monitoring
Overview

System Integration at Nexbyte

Connect payment gateways, ERPs, telecom and legacy systems. Our in-house team covers the full lifecycle: discovery, design, engineering, testing and long-term support.

Because we run our own products, we build client software with the same standards for uptime, security and user experience.

Best for

  • Growing companies replacing spreadsheets or legacy tools
  • Teams that want one long-term technology partner
  • Projects with clear goals and measurable outcomes
Challenges we solve

Problems we fix every week

01
The problem

Staff re-type data between systems

How we fix it

Automatic sync between your tools

02
The problem

Payment reconciliation done by hand

How we fix it

bKash, Nagad, SSLCommerz and bank reconciliation

03
The problem

A legacy system with no API

How we fix it

Adapters and middleware for older systems

What we deliver

What a service project includes

Payment gateways
ERP & accounting sync
Telecom & SMS gateways
Legacy adapters
Data migration
Monitoring & alerts
How it works

From first call to long-term support

  1. 01DiscoveryWorkshops, goals and requirements
  2. 02PlanScope, milestones and a fixed quote
  3. 03DesignUX flows and technical architecture
  4. 04BuildTwo-week sprints with live demos
  5. 05Launch & supportGo-live, training and SLA support
Products & proof

Built on products we run every day

Nexbyte Call Center replaced three separate call tools for us. Our support team now sees every queue on one screen.
Client Name · Head of Support, Placeholder Retail
FAQ

Common questions

How much does system integration cost?

It depends on scope. Most projects start from ৳1 lakh. After a short discovery call we send a fixed quote broken into milestones.

How long does it take?

Typical timeline is 3–10 weeks. You see working software at the end of every two-week sprint, so progress is never a guess.

Can you work with our existing systems?

Yes. We integrate with ERPs, payment gateways, telecom and legacy systems, and migrate your data as part of the project.

Who owns the code and data?

You do. Source code, data and documentation are handed over at launch.

What happens after launch?

We offer SLA-backed support and maintenance with a named team that already knows your system.

Start a project

Have a product idea or a process to fix?

Tell us what you need. We'll come back with a plan, a timeline and the right team, usually within two working days.

What happens next~48h

1
Discovery call30 minutes with a solution lead
Day 1
2
Plan & estimateScope, milestones and a fixed quote
Day 2
3
KickoffYour team, board and first sprint
Week 1
SRAKTM+4
Solution team online
Average first reply in 3 hours