Jairaj Kumar
Software Engineer II @ R3 || Ex - JioMeet
- Role
- Software Engineer Ii at R3
- Location
- Mumbai, MH, IN
- LinkedIn followers
- 500 followers
About Jairaj Kumar
Crafting the backend backbone of JioMeet & JioEvents at Jio Platforms. I\'m passionate about the intricacies of distributed systems, the challenges of media streaming, and the power of DevOps. My toolkit includes Java, Node.js, Redis, RabbitMQ, MongoDB, Linux, Docker, Ansible, GCP, CI-CD, and a drive to build highly scalable and resilient architectures.
Experience
Software Engineer Ii
Jul 2025 — Present · Mumbai, IN
Architected a custom PKI infrastructure using Keycloak to manage custom cryptographic signatures and facilitate secure key rotation.Boosted system throughput by 300%(5 to 20 TPS) by identifying and resolving a complex thread leakage issue within Keycloak\'s SPI layer.Optimized authentication routing and lowered latency by integrating APISIX API Gateway with Keycloak for JWT token introspection.Improved proactive system observability by developing custom Grafana dashboards to monitor Open Policy Agent (OPA) via Prometheus.
Education
Savitribai Phule Pune University
Bachelor of Engineering - BE, Electronics and telecommunication
2019 — 2023
Savitribai Phule Pune University
Honours , Data Science
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