Build Messaging and Workflow Features for Your ATS

Unified messaging and outreach sequence view in an ATS using Unipile API

Enhance your ATS platform by simplifying communication management for your HR clients with our API dedicated to automation and centralization. Empower recruiters to manage candidate interactions within your system.

Unified messaging and outreach sequence view in an ATS using Unipile API

Test the API for free

Optimized Search, Enrichment, and Messaging for Your ATS

Enable your ATS to deliver seamless candidate discovery, enriched profiles, and data synchronization. With our API, centralize and streamline these essential features to enhance your platform’s value for HR teams.

Build candidate search into your ATS.

recruiter search api mobile
Empower recruiters to seamlessly list and engage with top candidates by incorporating LinkedIn Recruiter’s search capabilities into your ATS. This strategic integration streamlines the talent discovery and outreach process, significantly reducing the time to hire. By centralizing recruitment activities, you can offer an indispensable tool that enhances the efficiency and effectiveness of the recruitment cycle, ensuring that every communication with potential candidates is both timely and impactful.
recruiter search api
recruiter search api

Auto-Sync LinkedIn Data Profile

contact record sync search mobile

Integrate our API to enhance candidate profiles within your ATS by adding detailed insights, such as communication history, social media data, and key metrics. Enable your HR clients to make informed decisions with enriched, actionable data directly within their workflow.

Messaging for ATS: Unify Email,
LinkedIn, and WhatsApp Messaging for Recruiters

Integrate Gmail, Outlook, IMAP, LinkedIn, and WhatsApp directly into candidate profiles.
Sync real-time messaging history by contact, ensuring recruiters never miss a conversation.

Centralized candidate messaging in an ATS using LinkedIn, Outlook, and WhatsApp
messaging logos

Candidate Profile Messaging Sync
Integrate messaging channels like LinkedIn and WhatsApp directly into candidate profiles, while fetching and updating real-time interaction history for a complete and unified view.

Real-Time Email Sync
Leverage our API to synchronize Gmail, Outlook, and IMAP messaging seamlessly. Fetch historical conversations and ensure real-time updates are reflected instantly in your ATS.

WHATSAPP Icon

All-In-One Inbox with One API
Consolidate all recruiter messaging channels (WhatsApp, LinkedIn, Gmail, Outlook) into one unified inbox within the ATS. Simplify communication management effortlessly.

WHATSAPP Icon

On Behalf Of Messaging
Allow recruiters to send messages under another team member’s identity, maintaining communication continuity when the primary recruiter is unavailable.

CONTACT ATS API
LINKEDIN Icon

Recruitment Project Sync
Creating projects directly from your app with LinkedIn Recruiter or Recruiter Lite is made simple through our API integration. This feature enables teams to seamlessly set up and manage recruitment projects within your application, ensuring efficient candidate tracking and project management. Additionally, it allows for accessing these projects on behalf of other team members, streamlining collaboration and enhancing recruitment process.

Integrated Calendar Sync for Seamless Interview Scheduling

Recruiters waste too much time juggling tools just to schedule a single interview. With Unipile’s Calendar API, you can embed real-time calendar synchronization directly into your ATS platform, so they can focus on hiring, not logistics.

Easily integrate Google and Outlook. Centralize interview scheduling, manage events, and sync recruiter agendas—without ever leaving your app.

Unified Calendar Sync Across Recruiter Accounts

Synchronize all connected calendars in real-time. Support for Google and Microsoft calendars with automatic conflict detection and full visibility across teams.

Create, Update & Cancel Events via API

Programmatically create interviews, update them when schedules change, or cancel with a single call. Include participants, video call links, descriptions, and more.

Retrieve Full Calendar Event History

List calendars and fetch all associated events to power a unified scheduling dashboard inside your ATS—perfect for recruiters managing high volumes of candidates.

LinkedIn API Features developped for recruiters

Boost recruiter productivity with features tailored to hiring workflows.
Automated video messages and job posting integrations help you increase response rates, speed up processes, and stay focused on what matters: hiring top talent.

Send Embed LinkedIn Video Message

Embedded video message in LinkedIn chat within a unified messaging interface

Send personalized videos inside LinkedIn chats. Boost engagement and automate outreach from your ATS—no attachments, no friction.

Post and Retrieve Jobs 

Post and retrieve LinkedIn jobs via API—no manual copy/paste, no switching platforms. Everything happens seamlessly inside your ATS.

Build Automated Candidate Communication for Your ATS

Help your HR users save time and streamline recruitment workflows by integrating automation features directly into your ATS. With Unipile’s API, editors can create advanced communication sequences to enhance the recruiter experience.

ATS automated outreach sequence with LinkedIn, Email, and WhatsApp steps

Develop Seamless Communication Sequences for Recruiters

Build features such as LinkedIn invitations, personalized messages, automated follow-ups, and WhatsApp reminders. Customize sequences with modular steps like voice notes or post reactions to enhance recruiter workflows and engagement. Explore all LinkedIn integration features in the documentation.

Customize Precise Automated Sequences

Personalize every step of your clients’ recruitment strategies, from LinkedIn invitations to follow-ups. Offer advanced configuration options to create tailored workflows that maximize engagement and efficiency.

Monitor Activity Limits for Your ATS Integration

Help your ATS clients stay compliant and efficient with clear activity tracking and safety insights.

ATS analytics dashboard showing LinkedIn, Email, and WhatsApp engagement stats

Customizable Daily Limits

Enable your ATS to track and enforce daily activity caps, ensuring sustainable usage for end-users.

Real-Time Performance Metrics

Provide insights into user activity safety, balancing engagement and compliance for optimal outcomes.

Proactive Adjustments

Support end-users with clear indicators to adjust activities and avoid potential risks.

Test the API for free

Empower Your Existing Extensions with Unipile’s API

Integrate your extension seamlessly with Unipile’s API to handle complex tasks securely and efficiently. While your extension interacts with users on the front end, our API works in the background through your servers to manage advanced operations such as user authentication, profile enrichment, bulk data exports, and securely bridging your tools or AI analysis with major platforms—all without exposing sensitive API keys. Focus on your core business and associated features like AI agents or sourcing while leaving the platform connectivity to us.

extension API ats
extension API ats

Secure Data Handling

Instead of the extension making direct API calls, data flows securely through your servers, protecting sensitive keys and ensuring compliance.

Backend Automation

Unipile’s API takes care of resource-intensive tasks such as data enrichment, exporting results, and syncing with ATS platforms.

Streamlined Processes

Your extension remains focused on user interaction, while the API handles complex backend operations, simplifying the development process.

Test the API for free

Simple Integration with Unipile API for ATS Platforms

Streamline the integration process with Unipile’s API, empowering your ATS to enhance communication and workflow capabilities in just a few steps. Designed for simplicity and efficiency, Unipile’s API ensures your system is ready to deliver exceptional results for your HR clients.

1 – Register and Access the Unipile API

Start by creating your Unipile API account and obtaining your secure API key. Our intuitive developer portal provides you with all the resources, documentation, and guides needed to kick-start the process.

2 – Integrate with Minimal Code

Integrate the API into your ATS with just a few lines of code. Whether you’re syncing messaging or enriching candidate data, our SDKs make integration seamless and developer-friendly.

send an invitation linkedIn

3 – Deploy and Start Using Features

Once integrated, deploy the LinkedIn API to immediately enhance your ATS capabilities. Enable features like automated invitation sending, seamless retrieval of LinkedIn profile data, and messaging synchronization. Empower your HR clients with a streamlined, fully optimized recruitment workflow ready to use.

API endpoints for LinkedIn and Email including POST and GET methods

Test the API for free

Optimize Your Integration with Experts Support

Whether you're starting from scratch or already have a system in place, our integration process is made to get you live fast.

Founders
Call with Founders
Secure a meeting with our founders to align on technical and product strategy.
Connect with Live Support
Get instant help from our team. We're here to answer all your questions.
Join 1000+ Developers in Our Slack Community Active
Ask questions, share feedback, or get unstuck, our Slack community (English & French) is the fastest way to get help from other devs and the Unipile team.
Join Now

A Community of 2000+ Companies Innovating with Unipile.

Proven Reliability and Tangible Results for Your Users

From startups to enterprise leaders, our clients span diverse industries, including ATS, CRM, Outreach, and iPaaS, leveraging Unipile to streamline their workflows and enhance productivity.

Lemlist_Logo
Lemlist_Logo
Lemlist_Logo
Lemlist_Logo
Lemlist_Logo
1 API

Streamline operations by using one API for all major communication channels.

2 Days

Achieve live integration quickly, cutting down setup time to just two days.

30%

Save significant resources with a 30% reduction in maintenance efforts.

Built-In Security and Compliance

Enterprise-grade protection for your data and workflows
SOC 2
SOC 2 Certified
We achieved SOC 2 certification, reinforcing trust with the highest security standards.
GDPR
GDPR Compliant
Ensure your users' data is secure and compliant with leading industry certifications.
99.9%
Last 24 months
Platform Uptime
Experience reliable performance to keep workflows seamless and uninterrupted.
24/7
Global Security & Performance
Ensure seamless operations with a secure and high-performance API infrastructure.

FAQs

What are the specific technical requirements for integrating the ATS Integration API with existing recruitment software?

Specifics on software compatibility, API versions, and system prerequisites would be detailed in Unipile’s integration documentation.

Are there advanced LinkedIn features for ATS through the API?

This includes all the features specific to platforms such as LinkedIn. For detailed information, please visit all LinkedIn features here.

Does the API support real-time communication and updates between recruiters and candidates?

Regarding the synchronization between the user and their ATS software through Unipile’s API, the process is designed to be instant. This means that any updates or communications are immediately reflected in both the user’s ATS interface and the relevant communication platforms, ensuring a seamless flow of information and interaction between recruiters and candidates.

Is there a trial period or demo available for ATS software publishers to test the ATS Integration API before committing to a subscription or purchase?

For information on whether there’s a trial period or demo available for ATS software publishers to test the ATS Integration API before making a commitment, I recommend checking the pricing page on Unipile’s website. They may provide details on trial options, demos, or introductory offers for new users to evaluate the API’s capabilities and how it integrates with their systems. For specific details, please visit Unipile’s pricing page directly.

en_USEN