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Systems integration

Systems to integrate: CRM, ERP, accounting and more

This page answers the key question before any project starts: can your specific systems be connected, what data will flow between them, and what needs checking upfront. The exchange method (API, webhooks or files) is chosen based on what your systems actually support.

  • CRM and ERP
  • Accounting and warehouse
  • Online stores
  • Marketplaces
Systems integration diagram: CRM, ERP, accounting systems, telephony and marketplaces connected through an API

What systems integration means

Integration means an order, customer, stock level or payment appears in every system that needs it, without manual re-entry. Whether two specific systems can be connected depends not on their names but on technical conditions: whether an API exists, what the documentation covers, what access is available and what limits your version has. That is why we verify compatibility before the project starts instead of promising universal support.

Which categories of systems can be connected

The names in the cards are examples of categories, not a list of supported products. Whether a connection is possible depends on the API, documentation, access and limitations of your specific system version: we verify this in an audit before work begins.

CRM

e.g. amoCRM, Bitrix24

Typically leads, deals, contacts and statuses. We check the API methods for deals and webhooks for stage changes.

ERP

e.g. Odoo, industry-specific ERPs

Orders, catalog items, stock, settlements. We check which objects the specific configuration exposes through its API.

1C and accounting platforms

accounting and trade configurations

Documents, reference data, stock levels. Exchange capabilities depend on the configuration and platform version.

Bookkeeping

online bookkeeping and accounting services

Payments, invoices, acts. We check how the system accepts data: through an API or file exchange.

Warehouse systems

WMS and inventory services

Stock, reserves, transfers, shipment statuses. It matters to decide upfront which system is the source of truth for stock.

Telephony

on-premise and cloud PBX

Calls, recordings, request statuses. We check webhooks for call events and access to recordings.

Online stores

e.g. Shopify, WooCommerce

Orders, catalog, prices, delivery statuses. We check API limits and the catalog export format.

Marketplaces

seller accounts with an open API

Products, orders, stock, returns. Each platform has its own request limits and data update rules.

Internal corporate systems

in-house CRMs, portals, databases

Any data, given access to an API or the database. Often requires a middleware layer and changes on the system's side.

External partner services

supplier APIs, delivery, payment services

Orders, statuses, payments. Capabilities are limited to what the partner exposes in their API.

What data is usually exchanged

The scope of the exchange is agreed before the project starts: for each data type we define the direction, the update frequency and the system treated as the primary one.

Customers and counterparties

Records, contacts, legal details. Matching rules prevent duplicates during transfer.

Leads and deals

Website requests and sales statuses, so managers work in one system instead of several.

Products and prices

Catalog items, attributes, price lists. Updated on a schedule or triggered by events.

Stock levels

Available stock and reserves, so you do not sell what is no longer in the warehouse.

Orders and statuses

An order is created in the accounting system and statuses flow back: paid, packed, shipped.

Payments

Payment records linked to orders, so the books reconcile without manual checking.

Documents

Invoices, acts and delivery notes move between the accounting system and external services.

Calls and requests

Call events, recordings and tickets are attached to the customer record.

Returns

Returns and cancellations flow through with stock and settlement adjustments.

How integration feasibility is verified

Before estimating timelines and budget we run through a checklist. It shows whether the connection is feasible and where the constraints will be.

01

Is there an API

An open exchange interface. If there is no API, we look at file exchange or direct database access.

02

Documentation

An up-to-date description of the methods. Outdated documentation stretches the project: methods have to be verified manually.

03

Authentication methods

How the system grants access: keys, OAuth, certificates. The security of the exchange depends on this.

04

Webhooks

Whether the system can report events on its own. Without webhooks data refreshes on a schedule, not instantly.

05

Request limits

How many calls per minute are allowed. Limits determine how fast large volumes synchronize.

06

Test environment

A sandbox for testing without risk to production data. If there is none, we test on a limited data set.

07

Secure access

Separate accounts with minimal permissions and protected transfer channels.

08

Source of truth

Which system is primary for each data type. This rule resolves conflicts when records diverge.

09

Behavior on failure

What happens if the exchange breaks: retry, queue, notification to the person responsible.

Data exchange methods

The method is chosen to fit what the systems support, not the other way around. One project often combines several methods.

REST API

The default option for modern systems. Data moves in seconds and errors show up immediately in the server response. Constraint: the request limits of the specific system.

SOAP

Found in older-generation corporate and accounting systems. The format is strict, so the exchange is predictable, but development takes longer. Errors come back as structured messages.

Webhooks

The system reports events itself: a new order, a status change. Data arrives almost instantly. If the receiver is down, retries are needed, and we configure them separately.

File exchange

The option for systems without an API: CSV or XML exports on a schedule. Data refreshes with a delay from minutes to hours. Files are validated before import, so errors do not reach the books.

Message queues

For large volumes and peak loads. A message stays in the queue until it is processed successfully, so data survives failures. Requires infrastructure, so it pays off in larger setups.

Middleware layer

A separate service between the systems: it converts formats, keeps an exchange log and retries failed operations. Justified when there are three or more systems or the formats are not directly compatible.

When integration gets difficult

An honest list of conditions under which timelines and budget grow, and direct exchange is sometimes impossible. We surface these risks in the audit, before development starts.

01

A closed system

The vendor does not expose the data. Workarounds remain: file exchange or working through exports and reports.

02

No API

There is no direct interface. A solution is possible but slower and more expensive: file exchange or database access.

03

Outdated documentation

Methods have to be verified manually, so the audit and development take longer.

04

No access to the system's developer

If changes are needed on the system's side and its team is unavailable, some scenarios cannot be implemented.

05

Unstructured data

Data in free-form fields or files needs cleaning and normalization before the exchange can start.

06

Incompatible reference data

Different codes and catalogs across systems. Mapping tables are required, and maintaining them is part of the project.

07

Tight request limits

Large volumes synchronize slowly and the exchange has to be split into batches.

08

No test environment

Testing runs on production data with extra caution, which extends the testing phase.

Capabilities and scenarios

Integration automates data exchange, speeds up sales and reduces the number of errors.

Sales automation

Pass leads from your website into CRM, create deals and tasks automatically.

  • • Faster request handling
  • • Fewer lost customers
  • • Control over deal stages

Data exchange between systems

Synchronize orders, stock and customers across your ERP, accounting system and online store.

  • • Up-to-date stock and prices
  • • Fewer manual entry errors
  • • A single customer database

Telephony integration

Call automation, call recording, analytics and a link to CRM.

  • • Customer cards created automatically
  • • Analysis of call effectiveness
  • • Call history linked to sales

Integration process

A transparent path from system analysis to launch and ongoing support: at every step it is clear what data is exchanged and how.

01

Systems audit

We run through the checklist: API, documentation, access, limits. We document the data scope and the source-of-truth system.

02

Solution selection

We propose an exchange method that fits what your systems support: API, webhooks, file exchange or a middleware layer.

03

Setup and testing

We build the integration and verify it works correctly against real scenarios.

04

Training and support

We help you adopt the new processes, then maintain and update the integrations.

What integration gives your business

Not data exchange for its own sake, but a clear impact on sales, accounting and support.

Less manual data entry

Data moves between systems automatically, with no double entry.

Up-to-date stock and prices

Catalog, warehouse and orders stay in sync, so discrepancies between systems shrink.

A single customer database

Leads and interaction history live in one system instead of scattered spreadsheets.

Faster order processing

Requests land in CRM and accounting instantly, with no manual data forwarding.

Support and updates

We maintain integrations and adapt them when the connected systems change.

Secure data exchange

Transfer over protected channels, access control and operation logging.

What people who've worked with us are saying

On process, engineering maturity, and timelines - from the people who saw it from the inside.

Analytical mindset
engages with the business need rather than mechanically executing the spec
Proactivity
goes beyond the minimum scope of the agreement
Outcome-driven
proposes alternative technical paths aligned with business goals
  • «A strong level of engineering maturity: not just formal delivery, but a thorough analysis of the brief and decisions optimised for the company's goals. I confidently recommend the team for technology projects.»

    Co-founder and CTO of the client company

  • «Everything now lives in one portal: our whole team and our clients work in a single system, with no third-party tools.» Video testimonial

    Ahmadjon Tohirjonov

    Founder and CEO

  • «There was no ready-made solution on the market: Axium built one for us in about a month, and it has been running reliably ever since.» Video testimonial

    Роман Головатенко

    Head of Coffee Box

  • «Axium quickly built an app for our community and got it onto the App Store despite every obstacle. Every fix was handled promptly.» Video testimonial

    Умар

    Owner of the Uncle Chill barbershop

  • «I haven't seen a system this strong with any other seller.» the company's CFO
    «Any change on the partner side is handled quickly - our integration runs without disruption.»

    Олег Репин

    Head of Analytics

  • «Clear plan, transparent process, delivered on time. I confidently recommend them as a strong team.»

    Азамат Маткаримов

    Founder and CEO, Make My Day

  • «Everyone who uses it likes it. We ended up with a great product.»

    Client of a logistics platform

Discuss your project response within 24 hours

FAQ about systems

Which systems can you integrate with?

Any system that offers a technical way to exchange data: an API, webhooks, file exports or database access. The product name is secondary: whether a connection is possible depends on the API, documentation, access and limitations of your specific system version. We verify this in an audit before the project starts.

What if my system has no API or documentation?

We look at the alternatives: scheduled file exchange, database access, a middleware layer. In the audit we assess which option delivers the data refresh frequency you need and what it will cost.

Will there be support and updates after rollout?

Yes, we provide technical support, integration updates and consultations on working with the systems.

Request an integration

Get a free consultation and a recommendation tailored to your business.

Working hours: Mon-Fri 09:00-19:00 · Email: hello@axium.uz

What happens after your request

  1. Intro call: We clarify business goals and context. If needed, we sign an NDA immediately.
  2. Requirements analysis: We review your operational flow, identify technical risks, and map integration points (1C, CRM, ERP).
  3. Plan and estimate: We prepare a transparent proposal (SOW) with stages, timeline, and a fixed budget framework.
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