--- title: "JazzHR ATS API Directory" url: "https://lb.getknit.dev/blog/jazzhr-ats-api-directory/" date: "2026-08-13T12:58:43+00:00" modified: "2026-08-22T15:11:35+00:00" type: "post" --- # JazzHR ATS API Directory [Blog](https://lb.getknit.dev/blog) / [API Directory](https://lb.getknit.dev/blogs/api-directory/) / JazzHR ATS API Directory [API Directory](https://lb.getknit.dev/blogs/api-directory/) · August 13, 2026 JazzHR ATS API Directory ======================== ![](https://storage.googleapis.com/knit-website-media/2026/08/64c34ca1e0546a9d333bb35a_Kunal-3-150x150.png)Kunal Mishra 4 min read [](https://www.linkedin.com/sharing/share-offsite/?url=https%3A%2F%2Flb.getknit.dev%2Fblog%2Fjazzhr-ats-api-directory%2F) [](https://twitter.com/intent/tweet?url=https%3A%2F%2Flb.getknit.dev%2Fblog%2Fjazzhr-ats-api-directory%2F&text=JazzHR%20ATS%20API%20Directory) Table of Contents - [Key Highlights of JazzHR ATS API](#key-highlights-of-jazzhr-ats-api) - [JazzHR ATS API Endpoints](#jazzhr-ats-api-endpoints) - [Activities](#activities) - [Applicants](#applicants) - [Applicants2Jobs](#applicants2jobs) - [Categories](#categories) - [Categories2Applicants](#categories2applicants) - [Contacts](#contacts) - [Files](#files) - [Hires](#hires) - [Jobs](#jobs) - [Notes](#notes) - [Questionnaire Answers](#questionnaire-answers) - [Questionnaire Questions](#questionnaire-questions) - [Tasks](#tasks) - [Users](#users) - [FAQs](#faqs) - [Get Started with JazzHR ATS API Integration](#get-started-with-jazzhr-ats-api-integration) [JazzHR ATS](/integration/jazzhr-ats/) is a purpose-built applicant tracking system designed to simplify and automate hiring for small and mid-sized organizations. It centralizes job posting, applicant management, interview workflows, and compliance tracking into a single system, reducing manual effort and improving hiring velocity. Beyond its core ATS capabilities, JazzHR provides a well-structured API that allows teams to integrate recruitment data with external HR systems, analytics platforms, background verification tools, and internal workflows. The JazzHR ATS API enables controlled access to [hiring data](/blog/fetch-job-application-data-from-jazzhr-ats-api/), allowing organizations to extend JazzHR’s capabilities without disrupting existing processes. For teams aiming to operationalize hiring data across systems, the API becomes a critical enabler rather than a nice-to-have. Key Highlights of JazzHR ATS API -------------------------------- 1. **Centralized access to hiring data** Retrieve applicants, jobs, users, activities, and hiring outcomes from a single API surface. 2. **Automates high-volume recruiting workflows** Programmatically create applicants, map them to jobs, upload files, add notes, and track hiring actions. 3. **Reliable real-time visibility** Activities, tasks, hires, and updates can be fetched continuously to keep external systems in sync. 4. **Flexible integration model** Designed for custom integrations with HRIS, onboarding tools, analytics systems, and job boards. 5. **Secure access control** API key–based authentication ensures controlled and auditable access to recruitment data. 6. **Scales with hiring growth** Pagination, filtering, and structured endpoints support growing applicant and job volumes. 7. **Webhook and event-driven readiness** Supports near–real-time updates through activity tracking and webhook-style workflows. JazzHR ATS API Endpoints ------------------------ ### Activities - **GET** `https://api.resumatorapi.com/v1/activities` - **GET** `https://api.resumatorapi.com/v1/activities/{activityID}` ### Applicants - **POST** `https://api.resumatorapi.com/v1/applicants` - **GET** `https://api.resumatorapi.com/v1/applicants/{applicantID}` ### Applicants2Jobs - **POST** `https://api.resumatorapi.com/v1/applicants2jobs` - **GET** `https://api.resumatorapi.com/v1/applicants2jobs/{applicants2jobsID}` ### Categories - **GET** `https://api.resumatorapi.com/v1/categories` - **GET** `https://api.resumatorapi.com/v1/categories/{categoriesID}` ### Categories2Applicants - **GET** `https://api.resumatorapi.com/v1/categories2applicants` - **GET** `https://api.resumatorapi.com/v1/categories2applicants/{categories2applicantsID}` ### Contacts - **GET** `https://api.resumatorapi.com/v1/contacts` - **GET** `https://api.resumatorapi.com/v1/contacts/{contactsID}` ### Files - **POST** `https://api.resumatorapi.com/v1/files` - **GET** `https://api.resumatorapi.com/v1/files/{filesID}` ### Hires - **GET** `https://api.resumatorapi.com/v1/hires` ### Jobs - **GET** `https://api.resumatorapi.com/v1/jobs` - **GET** `https://api.resumatorapi.com/v1/jobs/{jobID}` ### Notes - **POST** `https://api.resumatorapi.com/v1/notes` ### Questionnaire Answers - **POST** `https://api.resumatorapi.com/v1/questionnaire_answers` - **GET** `https://api.resumatorapi.com/v1/questionnaire_answers/pages/{page_id}` ### Questionnaire Questions - **GET** `https://api.resumatorapi.com/v1/questionnaire_questions/questionnaire_id/questionnaire_20240715163409_5EYUGO8YULDRJOAE` ### Tasks - **GET** `https://api.resumatorapi.com/v1/tasks` - **GET** `https://api.resumatorapi.com/v1/tasks/{taskID}` ### Users - **GET** `https://api.resumatorapi.com/v1/users` - **GET** `https://api.resumatorapi.com/v1/users/{userID}` FAQs ---- **1. What are common use cases for the JazzHR ATS API?** Automating applicant ingestion, syncing hiring data to HRIS or payroll systems, building hiring dashboards, and integrating background checks or assessments. **2. How is authentication handled in the JazzHR API?** All endpoints require an API key, passed either as a query parameter or header depending on the endpoint. **3. Can applicants be created and assigned to jobs via API?** Yes. Applicants can be created using the Applicants endpoint and mapped to jobs using the Applicants2Jobs endpoint. **4. Does the API support pagination for large datasets?** Yes. Most list endpoints support pagination with configurable page sizes, typically up to 100 records per page. **5. Can files like resumes and documents be uploaded programmatically?** Yes. The Files API allows uploading Base64-encoded files and linking them to applicants. **6. How can hiring activity be tracked in real time?** The Activities and Tasks endpoints provide detailed logs of user actions, applicant movements, and workflow updates. **7. Is the JazzHR API suitable for enterprise-scale integrations?** It is well-suited for SMB and mid-market scale. For higher volumes, careful rate management and pagination handling are recommended. Get Started with JazzHR ATS API Integration ------------------------------------------- While the JazzHR ATS API is powerful, managing authentication, versioning, retries, and long-term maintenance adds operational overhead. Platforms like [Knit API](/integration/jazzhr-ats/) abstract these complexities by providing a single, standardized integration layer. With one integration to Knit, teams can access JazzHR data without managing API-specific logic, enabling faster deployment and lower maintenance cost. The bottom line: if JazzHR is your system of record for hiring, its API is the backbone for scaling recruitment operations across tools, teams, and workflows. --- **Ready to build this integration?** Explore Knit’s [JazzHR ATS integration](/integration/jazzhr-ats/) or read more about our [Unified ATS API](/integration-categories/unified-ats-api/). ![](https://storage.googleapis.com/knit-website-media/2026/08/64c34ca1e0546a9d333bb35a_Kunal-3-150x150.png)Written by Kunal Mishra Changing integration landscape, one organization at a time‍ Keep Reading ------------ ![](https://storage.googleapis.com/knit-website-media/2026/08/blog-banner-green-640x400.png) [Tutorials](https://lb.getknit.dev/blogs/tutorials/) ### [Fetch job application data from JazzHR ATS API](https://lb.getknit.dev/blog/fetch-job-application-data-from-jazzhr-ats-api/) A practical guide to retrieving job application data from the JazzHR ATS API. Covers prerequisites, key endpoints, step-by-step integration, pitfalls… August 13, 2026 · 3 min read ![](https://storage.googleapis.com/knit-website-media/2026/08/blog-banner-yellow-scaled-640x400.png) [API Directory](https://lb.getknit.dev/blogs/api-directory/) ### [Get Started with Darwinbox API: Complete Integration Guide](https://lb.getknit.dev/blog/a-to-z-of-integrating-with-darwinbox-api/) Solve all your doubts about integrating with Darwinbox API with this guide August 13, 2026 · 4 min read ![](https://storage.googleapis.com/knit-website-media/2026/08/blog-banner-green-640x400.png) [API Directory](https://lb.getknit.dev/blogs/api-directory/) ### [Get Started with SuccessFactors API](https://lb.getknit.dev/blog/get-started-with-successfactors-api/) Read this before you integrate with SuccessFactors API. 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