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Integrate every HR & Payroll system with one API

Ship new integrations in days, not months. Read and write data to all major HR systems with our Unified API.

Trusted by the world's leading B2B companies
Clear Company
CV-Library
Edenred
Experian
Factorial
Gem
Heyjobs
Hirevue
Indeed
Juicebox
Karmacheck
Leapsome
Mercor
Paychex
Pleo
Ravio
Recruitics
Seekout
Shaker
Swile
TestGorilla
Thatch
welcome to the jungle
Clear Company
CV-Library
Edenred
Experian
Factorial
Gem
Heyjobs
Hirevue
Indeed
Juicebox
Karmacheck
Leapsome
Mercor
Paychex
Pleo
Ravio
Recruitics
Seekout
Shaker
Swile
TestGorilla
Thatch
welcome to the jungle

Why leading HR Tech players choose Kombo

One standardized model
Read and write data across any HRIS using the same set of endpoints. Whether it's Workday, SAP SuccessFactors, or UKG Pro, you work with the same data model.
Seamless authentication
Embed our white-labeled connection guide into your product to easily let your customers connect their systems.
Access any data
Map custom fields from any system to your own unified schema. Use remote data to access raw data when you need to access niche fields.
Full visibility
Track sync status, spot authentication issues, and debug problems from the dashboard. Get webhook notifications when things change or need attention.

One data model for every integration

Build to Kombo once and connect to any HRIS. Reading employees, employments, and absences and writing back time off requests, documents, and employee updates works the same whether you're connected to Paycor, Oracle HCM, Personio, or BambooHR - same endpoints, same fields, same format.

Same granularity as a direct integration

Our unified API covers most use cases, but every system has its quirks. Use custom fields to map tool-specific data to your schema. Access raw data from the source with remote data. Call the underlying API directly with passthrough for edge cases. All in real-time if needed.

Monitor all your integrations from one place

See sync status, authentication issues, and errors across every customer connection in the dashboard. Searchable logs show you exactly what happened with each API request. Set up webhooks to get notified when errors occur or credentials need attention, so your support team can resolve issues without always having to pull in engineering.

Featured Case Study
EGYM Wellpass

How EGYM WELLPASS increases customer adoption with Kombo’s HRIS integrations

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Especially for enterprise companies with thousands of employees and different sub-companies, it makes sales discussions way easier.

Data model library

Employees (HRIS)
The Employee object represents a person in the HRIS. It includes personal information, employment status, job title, work location, legal entity, and manager relationships. Use it to sync workforce data or create new employees using the form endpoints.
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Employments (HRIS)
The Employment object represents the contractual details of an employee's position, including job title, pay rate, pay period, employment type, and effective date. Employees can have multiple employments to track changes over time.
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Groups (HRIS)
The Group object represents organizational units like teams, departments, or cost centers. Employees can belong to multiple groups.
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Work Locations (HRIS)
The WorkLocation object represents a physical or remote location where employees work. It includes the location name, address, and type (such as office or remote).
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Legal Entities (HRIS)
The LegalEntity object represents a registered company or subsidiary that employs workers. It's typically used for payroll, compliance, and organizational structuring.
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Absences (HRIS)
The Absence object represents a period of time off taken by an employee. Use it to read, create, or delete absences such as vacation, sick leave, or other leave types.
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Absence Types (HRIS)
The AbsenceType object defines the categories of time off available in the organization, such as vacation or sick leave. It includes information on whether half-days and exact times are supported.
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Time Off Balances (HRIS)
The TimeOffBalance object tracks an employee's remaining and used time off for a specific absence type.
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Timesheets (HRIS)
The Timesheet object represents a time and attendance record for an employee, including clock-in/out times, breaks, payable hours, and approval status.
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Documents (HRIS)
Use the Documents endpoint to upload files to an employee's record, such as employment contracts, identification documents, or certifications.
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Employee Document Categories (HRIS)
The EmployeeDocumentCategory object defines the types of documents that can be uploaded to employee records, such as contracts or certifications.
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Performance Reviews (HRIS)
The PerformanceReview object represents an evaluation of an employee's performance within a review cycle. It includes ratings, comments, and the relationship between reviewee and reviewer.
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Performance Review Cycles (HRIS)
The PerformanceReviewCycle object represents a time-bound period during which performance reviews are conducted, such as an annual or quarterly review cycle.
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Skills (HRIS)
The Skill object represents a competency or capability that can be assigned to employees and job positions. Use it to create, update, or delete skills and manage employee skill assignments.
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Job positions (HRIS)
The JobPosition object represents a role within the organizational structure. It includes required skills, department, location, and reporting relationships.
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Discover our HRIS integrations

Build and maintain all HRIS integrations with one data model. Employees, groups, performance, and timesheets all follow the same format - no need to transform data or map fields differently for each system.
Workday
ATS (Assessment)
ATS
HRIS
LMS
SAP SuccessFactors
ATS (Assessment)
ATS
HRIS
LMS
Factorial
ATS
HRIS
Personio
ATS
HRIS
UKG Pro
ATS (Assessment)
ATS
HRIS
UKG Ready
ATS
HRIS
ADP Workforce Now
ATS
HRIS
rexx systems
ATS
HRIS
AFAS Software
ATS
HRIS
BambooHR
ATS
HRIS
Sage HR
ATS
HRIS
HR WORKS
ATS
HRIS
Paylocity
ATS
HRIS
Paycor
ATS
HRIS
HR4YOU
ATS
HRIS
Cornerstone OnDemand
ATS
HRIS
LMS
Dayforce
ATS
HRIS
PayFit
HRIS
Employment Hero
HRIS
Fourth
HRIS
Kenjo
HRIS
HeavenHR
HRIS
HiBob
HRIS
Cezanne HR
HRIS
Microsoft Entra ID
HRIS
Microsoft Azure AD
HRIS
Google Workspace
HRIS
Nmbrs
HRIS
Deel
HRIS
Remote
HRIS
IRIS Cascade
HRIS
Okta
HRIS
Sage People
HRIS
Humaans
HRIS
Eurécia
HRIS
Oracle HCM
HRIS
Officient
HRIS
Sesame HR
HRIS
Charlie
HRIS
Abacus
HRIS
Zoho People
HRIS
Gusto
HRIS
Breathe HR
HRIS
CatalystOne
HRIS
Mirus
HRIS
Simployer
HRIS
Visma Peple
HRIS
Visma YouServe
HRIS
Hansalog
HRIS
Lattice
HRIS
Lattice Talent
HRIS
HoorayHR
HRIS
TriNet (Zenefits)
HRIS
TriNet PEO
HRIS
Namely
HRIS
Paycom
HRIS
Insperity
HRIS
Paychex
HRIS
Kallidus (Sapling)
HRIS
PeopleHR
HRIS
Lucca
HRIS
Zelt
HRIS
Planday
HRIS
BoondManager
HRIS
Hailey HR
HRIS
OysterHR
HRIS
Tellent HR
HRIS
Square
HRIS
Perbility Helix
HRIS
Leapsome
HRIS
Loket
HRIS
workforce.com
HRIS
MHR People First
HRIS
SD Worx
HRIS
iTrent
HRIS
Absence.io
HRIS
a3innuva Nómina
HRIS
SCIM
HRIS
DATEV
HRIS
DATEV LODAS
HRIS
DATEV Lohn & Gehalt
HRIS
Sympa
HRIS
Visma Raet - Youforce
HRIS
Nibelis
HRIS
PeopleXD
HRIS
SFTP
HRIS

Designed for enterprise data protection needs

Customer trust and data security are critical to us. Kombo provides comprehensive security controls and compliance frameworks specifically built for the regulatory requirements and data sensitivity of HR and TA tech integrations.
Reliability at scale
We power integrations for hundreds of companies, from seed-stage startups to Fortune 500 enterprises - all while maintaining 99.9% uptime. Our infrastructure is built to handle your growth without compromising performance.
Onboarding support
We work closely with your team via shared Slack or Teams channels. Your customers get detailed connection guides and transparent documentation on tool-specific limitations - so nothing catches them off guard.
Configurable data scoping
Collect only what you need. Define exactly which fields, information, or data points flow through each integration. Mark fields as required, optional, or disabled based on compliance requirements and use case needs.
SOC 2 Type II certification ISO 27001 certification

Compliant with security and privacy standards

Built-in security controls and industry-standard certifications protect your customers' data. Kombo complies with SOC 2 Type 2, HIPAA, GDPR, and is also ISO 27001 certified.