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Cloud, database, code and security systems wired into one console through system integration services

System Integration Services

The tools your business already runs, connected through the interfaces they expose, with one system named as the owner of each record. Hygge's system integration services start by deciding who wins when two systems disagree, because that is the question every failed integration skipped.

What Software Integration Services Cover

The parts that separate a connection that holds from a script somebody wrote once. Software integration services are scoped to the ones your case needs, after mapping the data flow.

Data Contract and Ownership

Which system owns each field, what a valid record looks like, and what happens when the two disagree. Enterprise integration services without this produce two versions of the truth and a monthly argument.

API and Event Design

Synchronous calls where an answer is needed now, events where it can wait. Hygge gets the choice right before the traffic pattern makes it obvious.

Failure Handling

Retries with backoff, dead-letter queues, and alerts on what stayed stuck, so a failed sync surfaces the same day it happens.

Systems Without an API

File drops, database views, screen automation, or a vendor adapter. Enterprise integration services reach the systems that were never designed to be reached.

Mapping and Transformation

Field mapping, unit conversion, and the reference data both sides need to agree on, held in one place where a change is one edit.

Monitoring and Documentation

A dashboard showing what flowed and what did not, plus documentation written for whoever maintains this after the people who built it move on.

What an Integration Audit Settles

Hygge opens with an audit of the systems, the data, and the volumes involved. Application integration services quoted from a diagram miss the field that means two different things in two systems.

The audit produces each of these:

  • A data flow map showing what moves where, how often, and in which direction, including every ERP integration point in scope.
  • The owning system for each field, agreed with the people who use both.
  • What each system exposes, and what has to be reached another way.
  • The failure modes that matter, and what should happen for each.
  • Fixed scope and price, agreed before development starts.
What an Integration Audit Settles

What Forces Two Systems Together

The situations behind most enquiries Hygge scopes.

Someone retypes the same record twice, a sync fails and nobody notices, and both systems think they own the field. System integration settles ownership per field first, then builds the connection around failure. The audit reads both contracts and their rate limits.

Someone Retypes the Same Record Twice

An order arrives in one system and gets keyed into another by hand. The cost is the hours plus every typo that reaches a customer.

A Sync Failed and Nobody Noticed

A script has been silently dropping records for weeks. It was discovered during a reconciliation, and nobody knows how far back it goes.

Both Systems Think They Own the Record

An address updated in the CRM gets overwritten by the ERP overnight, and support explains the same thing to the same customer every month.

The Vendor Changed Their API

A supplier deprecated an endpoint with a notice nobody read. The integration broke on a Friday, and there is no test that would have caught it.

The Person Who Built It Left

There is a working script, no documentation, and credentials in a config file. Changing anything means reverse-engineering it first.

How We Connect Systems

From a data flow map to an integration your team can watch and change, with failure handling designed before the happy path. This is how system integration services run at Hygge.

  1. Integration Audit

    Two to three weeks mapping the data, the volumes, and what each system exposes, ending in a contract and an exact price. ERP integration work usually carries the longest map.

  2. Agree the Data Contract

    Field ownership and conflict rules settled with the people who work in both systems, because they know which one is right in practice.

  3. Build With the Failures First

    Retries, dead letters, and alerting go in before the main flow, so the integration is observable from its first run.

  4. Run in Shadow

    The integration processes real traffic while the manual process continues, and the two get compared before anything is switched off.

  5. Handover

    Dashboards, runbooks, and documentation written for the next person, so enterprise integration services leave something maintainable behind.

What Changes Once the Systems Talk

The manual export somebody runs every morning goes away, and the two systems agree without a person checking. A failure becomes an alert with the record attached, and replay picks up where it stopped. Connecting the ERP is where most of this work lands, because the ERP is usually the system everything else has to agree with. Each connection is versioned and contract tested, so a vendor changing their format breaks a test in your pipeline before it breaks a shipment.

What Changes Once the Systems Talk

The Standards System Integration Is Held To

The standards this work is held to, set against your current baseline and checked after delivery.

90 %
Of the copy-paste between your systems gone
Real time
Data moves between systems as it changes, with no nightly batch to wait for
2 weeks
To the first two systems exchanging live data under monitoring
100 %
Failed messages retried and surfaced, so nothing disappears between systems

Where System Integration Runs Every Day

Sectors where the same record lives in several systems and all of them claim to be right. System integration decides which one the business reads.

All Hygge Industries
Retail & E-Commerce

Retail & E-Commerce

Catalog, orders, and stock reconciled between the storefront, the warehouse, and the marketplace.

See the work
Logistics & Warehouse Automation

Logistics & Warehouse Automation

Scanners, robots, and the ERP kept in agreement while the floor keeps moving.

See the work
Sales & Marketing Technology

Sales & Marketing Technology

CRM, enrichment vendors, and billing joined so one customer record stays consistent.

See the work
Healthcare & Staffing

Healthcare & Staffing

Scheduling and credentialing exchanging data with hospital systems under health data rules.

See the work
Real Estate & PropTech

Real Estate & PropTech

Listing feeds, valuation services, and document stores connected across portals and partners.

See the work
Media & Entertainment

Media & Entertainment

Metadata, entitlement, and playback systems feeding every platform a title ships on.

See the work
Aviation

Aviation

Maintenance, crew, and regulator reporting systems joined without losing the audit trail.

See the work
LegalTech

LegalTech

Document management, billing, and matter systems connected without breaking privilege rules.

See the work

Integrations Carrying Live Traffic

System integration services Hygge has delivered between systems already in production.

All Hygge Case Studies
NOODLZ
PropTech

NOODLZ

A property platform covering the full agency lifecycle, from listing through live auction bidding to a document vault, built across sixty-plus weekly sprints.

  • 1 platformReplaces auctions run outside any system
  • 1 vaultReplaces contracts moving between inboxes
  • 2+ yearsOf continuous delivery since 2024
Read the case
Country Navigator
EdTech

Country Navigator

A decade-old monolith serving enterprise customers, rebuilt into services and given a production AI assistant, with the user base migrated without downtime.

  • 0Downtime moving a decade-old platform
  • 1 configReplaces the SSO setup only one person knew
  • 10 yearsOf monolith rebuilt into services
Read the case

What You Get From the Integration Audit

A data flow map with volumes and directions, the owning system named for each field, what has to be reached without an API, the failure modes that matter, and an exact price. ERP integration and every other connection get scoped the same way.

The Stack Behind an Integration

Chosen against your volumes, your systems, and what your own team will operate afterwards, including the third party integration services your customers expect you to offer.

Queues and event streams that let systems exchange data without waiting on each other, so one slow partner stops blocking the rest.

KafkaKafka
RabbitMQRabbitMQ
AWSAWS
DebeziumDebezium

Frequently Asked Questions

What technical leads ask before committing.

Question mark iconWhat is system integration?
System integration is the engineering work that makes separate applications behave as one process: an order placed in the storefront appearing in the ERP, reaching the warehouse system, and returning a tracking number to the customer with no one retyping anything. It covers the connection method, the mapping between different data models, the rules for conflicts, and the handling of failures, since the hard part is what happens when one side is down or disagrees.
Question mark iconHow does system integration work?
Data moves between systems through one of four routes: APIs for real-time exchange, message queues or event streams for asynchronous flow, scheduled file transfers for legacy systems, and database or screen-level access when a vendor exposes nothing else. A mapping layer translates each side's data model, since customer records rarely match field for field. Retries, deduplication and a reconciliation report handle failures, and every message is logged so a missing order can be traced end to end.
Question mark iconWhat is system integration with example?
A retailer runs Shopify, NetSuite and a warehouse system. Integration means an order in Shopify creates a sales order in NetSuite, sends a pick request to the warehouse, writes the shipment back with a tracking number, and adjusts stock in both directions so the storefront never sells what has already left. Each of those is a mapped, monitored flow with its own failure handling, which is why one integration project covers a set of flows.
Question mark iconWhy is system integration important?
Because the alternative is people. Every gap between systems is filled by someone copying data, and that person is the source of the delay, the typos and the reconciliation work at month end. Integration removes the manual step, gives one number both systems agree on, and makes the process auditable. It also decides how fast the business can change, since a company with mapped, monitored flows can replace one system without rebuilding the rest.
Question mark iconWhat do system integrators do?
A system integrator connects a company's applications into working end-to-end processes. The work covers discovery of what each system exposes and what it hides, designing the flows and the data mapping, building and testing the connections against real volumes, handling errors and reconciliation, and running the integration afterwards with monitoring and alerts. Much of the effort goes into the vendor limits found during discovery, such as rate caps and fields the API leaves out.
Question mark iconWhat does system integration involve?
Mapping what data moves where, agreeing which system owns each field, building the connection through whatever each side exposes, and handling the failures. The audit produces the map and the contract before any code gets written.
Question mark iconHow do you connect systems without an API?
Through whatever the system does offer: a database view, a file export, a vendor SDK, or screen automation where nothing else exists. Application integration services put an adapter around that method, so the rest of the integration stays clean when the system is eventually replaced.
Question mark iconWhat happens when one system goes down?
Messages queue, retries run with backoff, and anything still failing lands in a dead-letter queue with an alert. Nothing is silently dropped, which is the failure mode that costs the most to discover late.
Question mark iconHow long does an integration take?
A straightforward connection between two systems with usable APIs runs four to eight weeks including the audit. Systems without APIs, high volumes, or complex reconciliation take longer, and the audit gives you the figure before you commit.
Question mark iconCan you integrate legacy systems?
Yes, and most projects include at least one. Enterprise integration services at Hygge assume some part of the estate predates modern interfaces, so the adapter approach is designed for that from the start.
Question mark iconWho maintains the integration?
Your team, with dashboards showing what flowed, runbooks for the common failures, and documentation written for the next person. A system integration company that leaves an undocumented script has delivered a future incident.
Question mark iconWhat does an integration cost?
It follows the number of systems, whether they expose usable interfaces, and how much reconciliation the data needs. System integration services carry an exact price after the audit, and an ERP integration is priced on the same basis once the map is done.
Question mark iconWhat does enterprise system integration involve?
Enterprise system integration connects the systems your business already runs on, with failed messages retried and surfaced.

From Two Systems and a Spreadsheet to One Flow

Tell us which systems have to agree and what someone retypes today. You get a data flow map, a contract, and a price, the way every system integration services project at Hygge begins.

Tell Us Which Systems Refuse to Talk

Tell Us Which Systems Refuse to Talk

Share the platforms holding your data, what has to move between them, and how often it breaks.

Get a First Consultation

Get a First Consultation

We review your systems, interfaces, and data flows for anything that would change scope, cost, or timeline.

Receive a Detailed Proposal

Receive a Detailed Proposal

A scoped plan with the approach, timeline, and cost, built around the systems you already run.

Scope this service

Tell us what the system has to do. You get the scope and the price before any code is written.