Technical Architecture

Cloud-native SaaS platformfor candidate engagement.

Built with modern microservices architecture, seamless ATS integration, and multi-channel communication infrastructure. Greetr delivers personalized candidate experiences at scale.

Cloud
Native Architecture
REST
API Integration
Multi
Channel Delivery
System Architecture

Modular design for scalability and reliability

Greetr is built using cloud-native microservices that integrate seamlessly with existing recruitment systems.

Layer 01

Frontend & Portals

Responsive web applications built with modern JavaScript frameworks like React or Vue, optimized for mobile devices.

Candidate Portals (Dynamic Links)
Recruiter Dashboard
Mobile Optimization
Layer 02

Communication Engine

Backend service orchestrating personalized communications through template rendering and multi-channel delivery.

Message Orchestration
Email (SendGrid) & SMS (Twilio)
Dynamic Template Rendering
Layer 03

Content Management

Content module library stores employer-branded assets and recruitment guides with stage-specific configuration.

Employer Brand Library
Stage-Specific Personalization
Content Delivery API
Layer 04

Integration Layer

RESTful APIs connect with ATS systems using API keys and webhooks for real-time synchronization.

ATS Connectors (Greenhouse Harvest)
Webhook Event Handlers
Real-time Data Sync
Layer 05

Data & Analytics

Central database recording candidate interactions, message delivery, and engagement metrics.

Relational Database (SQL)
NoSQL Store (Analytics Data)
Visualization Dashboards
Layer 06

Infrastructure & Security

Scalable cloud infrastructure with containerized microservices, encryption, and compliance controls.

Cloud Platform (K8s Orchestration)
End-to-end Encryption
GDPR/CCPA Data Controls

Technical Modules

Core system components

Seven technical modules work together to deliver personalized candidate engagement at scale.

Communication Engine

Template rendering with conditional logic
Multi-channel delivery (SMS, email)
Scheduled message automation
Delivery status tracking

Candidate Portal

Dynamic content rendering
Stage-specific page updates
Mobile-responsive design
Interactive Q&A functionality

Content Management

Asset management system
Template version control
Stage-based content routing
Brand consistency enforcement

Integration Layer

Greenhouse Harvest API connector
Webhook event processing
Bidirectional data sync
Stage change triggers

Analytics & Reporting

Engagement metric tracking
Funnel visualization
Drop-off point analysis
Message performance metrics

User Management & Roles

Role-based access control (RBAC)
Multi-tenant data isolation
User permission management
Account provisioning

Security & Compliance

End-to-end encryption
Audit trail logging
Data anonymization
Compliance policy enforcement

System Workflow

How Greetr Processes Candidate Engagement

From recruiter invitation to candidate engagement, every step is automated and personalized.

01
Recruiter Setup & Integration

Configure ATS & Templates

Recruiters integrate Greetr with their ATS platform, configure interview stages, and set up content templates through the dashboard interface

ATS Connection, Stage Setup, Content Configuration and Workflow Design

02
Candidate Invitation

Send Portal Links

Recruiter sends invitation via dashboard. System generates unique portal link and delivers it to candidate through SMS or email.

Portal Generation, Link Creation, Multi-Channel Delivery and Tracking

03
Candidate Portal Access

Personalized Landing Page

Candidate opens link to view dynamic landing page containing company overview, job description, interview timeline, and stage-specific resources.

Portal Rendering, Content Display, Interaction Tracking and Q&A Access

04
Automated Communication

Trigger Messages

Communication engine sends personalized messages at key milestones based on interview stage progression and configured triggers.

Trigger Detection, Message Generation, Scheduled Delivery and Portal Updates

05
Analytics & Optimization

Monitor & Improve

System collects engagement metrics, tracks message delivery, and provides recruiter dashboards for monitoring and optimization.

Data Collection, Dashboard Visualization, Drop-Off Analysis and Optimization

Design Principles

Built on solid foundations

Core architectural decisions that make Greetr transparent, scalable, and easy to integrate.

Transparency & Clarity

Platform gives candidates visibility into every step of the hiring process, building trust through clear communication.

Personalization at Scale

Stage-specific messages ensure each candidate feels valued while handling thousands of applicants efficiently.

Seamless Integration

Designed to complement existing ATS workflows rather than replace them, allowing quick adoption.

Scalability & Reliability

Cloud-native architecture with microservices enables the platform to scale with recruiting volume.

User-Friendly Experience

Mobile-friendly portals and intuitive dashboards reduce friction for both candidates and hiring teams.

Data Privacy & Security

Strong data protection policies and compliance with GDPR/CCPA safeguard candidate information.

Integration Architecture

Works with your existing recruitment stack

Greetr integrates seamlessly with ATS platforms and communication providers for unified candidate engagement.

ATS Platform
Greenhouse, etc.
Greetr API
Integration layer
Communication
Twilio, SendGrid
Candidates
SMS, Email, Portal

Microservices

Containerized services with Kubernetes orchestration for resilience and scaling

Cloud Infrastructure

AWS deployment with CDN for static assets and high availability

Message Broker

AWS SQS for asynchronous communication and event processing

Explore the platform features

See how Greetr transforms candidate engagement and reduces drop-offs