Jitender Kumar
Senior Prinicipal Engineer @ Ola | Gojek | Swiggy | Myntra | Distributed Systems | Platform Engineering
- Role
- Senior Prinicipal Engineer at Ola
- Location
- Bengaluru, KA, IN
- LinkedIn followers
- 500 followers
About Jitender Kumar
Experienced engineering leader with a passion for transforming businesses through…
Experience
Senior Prinicipal Engineer
Sep 2023 — Present · Bengaluru, IN
Owned A/B experimentation backend (Golang) & policy APIs; added idempotency keys, tracing, and rate-limit hooks for safe rollouts.Delivered IAM, Security Groups, KMS backends (Java/Spring) with API-first contracts, RBAC/ABAC, OAuth2/OIDC, tenant isolation.Built distributed, pluggable rate limiter (Golang + Redis Lua + Kafka) at 20M+ QPS/800+ services; tenant quotas & burst control cut noisy-neighbor incidents ~95%.Reduced feed API p95 ~30% via Redis caching, batching, and query tuning; contributed to +7–10% CTR/engagement.Ran SLO/SLA governance, error budgets, canary & circuit breakers; p95/p99 ↓, 5xx ↓, availability → 99.95%; MTTR ↓ ~40%.45% AWS cost savings (Graviton, right-sizing, tiering); reduced cost/request via cache hit-rate & throughput optimizations.Managed & grew 22-member backend/platform team; owned hiring loops, calibrations & promotions; mentored 5+ to Sr/Tech-Lead.
Education
Gurgaon Institute of Technolgy & Management
Engineer's Degree
Sh. S.N. Sidheshwar Public School
High School
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