RecruitBot - AI-Powered Recruitment Platform

RecruitBot is an AI-powered recruitment platform that streamlines hiring using ML-powered candidate matching from a database of over 600 million profiles. The platform reduces time-to-fill by up to 60%.

We developed core backend services and enhanced scalability during rapid growth, contributing to a platform that transformed how recruiting teams find and engage candidates.

Building for HR Tech with AI meant dealing with large-scale data processing, ML pipeline integration, and privacy considerations for sensitive candidate data.

What We Built

• Core backend services using Django and Django REST Framework for secure, high-performance APIs
• Scala microservices for performance-sensitive search endpoints
• Swagger-documented APIs for web/mobile clients and admin dashboards
• Optimized database queries in MySQL and MongoDB with efficient indexing

Key Achievements

• Contributed to platform matching 600M+ candidate profiles with ML algorithms
• Enhanced scalability during rapid growth with Scala microservices migration
• Improved API reliability through documentation and testing practices
• Supported 60% faster hiring workflows for recruiting teams

Technical Challenges Solved

• Scaling candidate search — migrated to Scala for better performance on 600M+ profiles
• Full-text search — implemented Elasticsearch for complex filtering
• ML pipeline integration — connected backend services with candidate matching algorithms

Backend

• Python
• Django
• Django REST Framework
• Scala

Data

• MySQL
• MongoDB
• Elasticsearch

AI/ML

• Machine Learning
• Candidate Matching Algorithms
• Automated Outreach

Frontend

• Angular 7/8
• Swagger