Lokesh R

Software Development Engineer 2

Uber • Temps plein

Oct 2022 - Mar 2026 • 3 yrs 5 mos

Led 10+ projects from design through production across multiple teams; Authored 9 ERDs and shipped 400+ PRs. Partnered with staff engineers and platform teams on architecture calls. Performance & Scale: Brought p99 latency on critical paths down from 1.48s to 78ms (95% drop) and reduced DB load by 75% (80M to 20M rows read/sec), unblocking downstream consumers that were getting throttled. Business Impact: Shipped multiple initiatives, cutting rider cancellations by 0.55% (0.13% C/R lift). Built Insights dashboard now used by 150+ Program Managers daily for operations Reliability & Quality: Set up load-testing benchmarks and identified critical bugs Pushed incremental coverage, BITs tests, and SonarQube into the team’s regular workflows

Software Development Engineer 2

Social Media Calendar

Oct 2020 - Oct 2022 • 2 yrs

Notifications Platform: Worked on a distributed notifications platform doing 1B+ notifications a day – feature work, A/B tests, and the monitoring around it on Node.js, GCP, and Kubernetes. ScyllaDB Migration: Did the ScyllaDB migration live with zero downtime – data modeling, dual writes, backfill, and cutover. Required close coordination with platform and infra teams throughout. MoEngage Integration: Integrated MoEngage to improve delivery rates. Most of the effort was in the architecture conversations and aligning product, platform, and growth on the rollout

Backend Developer

Grab

May 2019 - Nov 2020 • 1 yr 6 mos

Merchant Onboarding: Built the merchant onboarding APIs in Go, integrating with KYC, Wallet, File Management, and data-validation services. Wrote the documentation as well. Model Migration: Migrated merchants from a linear to a hierarchical data model – Go for the APIs, Python for the batch scripts; ran the migration in waves with no service disruption.