Work
Systems I have designed or led, with the architecture, the constraints, and the numbers. Some details are anonymised to respect employer and client confidentiality.
- Backend platform for upGrad's learning, exams and ERP systems
Technical owner for mission-critical Spring Boot services at upGrad: Referral Service, Exam Configurator, the Gradr proctoring platform and a large-scale ERP.
- mission-critical systems owned
- 4
- caching layer
- Redis
- event backbone
- Kafka
- Candidate search across 800 million profiles in 1 to 2 seconds
Rewrote the Elasticsearch backend of a LinkedIn Recruiter competitor so searches over 800M+ candidate records return in 1 to 2 seconds, and built an AI job-description parser.
- candidate records searched
- 800M+
- query response time
- 1–2 s
- Cutting a data job's run time by 90–95% for an insurance platform
Replaced a slow Node.js script with a MongoDB shell script, cutting run time by 90–95%, and built resilient third-party integrations across Spring Boot microservices.
- reduction in execution time
- 90–95%