Back End Developer

6+ years

Core Skills & Technologies

Backend & Systems:

Data & Storage:

Streaming & Events:

Cloud & Infra:

Monitoring:

DevOps:

Competencies:

• Distributed Systems Architecture
• Microservices Design
• Real-Time Event Processing
• Search, Listing & Recommendation Systems
• Performance Optimization & Latency Reduction
• API & Database Modeling
• Reliability Engineering & Experimentation

Highlighted Achievements & Projects

Search Systems & Platforms

• Designed end-to-end search frameworks for multiple verticals with

  200K+ restaurants & 70M+ items

  .
• Built

  real-time ingestion pipelines

  processing

  300K+ RPM

  with

  sub-20ms latency

  across multiple consumers.
• Deployed

  LLM-powered vector search

  (768-dim embeddings) achieving:

• +3% conversion uplift

• +2.3% ads RPO improvement

• Improved search latency by

  50%

  , bringing P95 to

  <150ms

  through custom analyzers & ES tuning.
• Built contextual ad-placement systems driving

  15% uplift in ad revenue

  .

Recommendations, Listings & Ranking

• Built cuisine recommendation engine serving

  1M+ requests per minute

  and improving homepage engagement by

  4.5%

  .
• Delivered bestseller tagging & ML-driven ranking pipelines improving AOV.
• Developed rule-based scoring engine reducing tuning cycles from

  hours → seconds

  .

Platform Reliability & Infra Excellence

• Maintained

  100% uptime

  during peak events (NYE, IPL) with

  5× traffic surges

  .
• Reduced infra cost by

  ~20%

  through optimized event processing & Redis→Val-key migration.
• Built internal configuration-management system reducing resolution time from

  24 hours → <5 minutes

  .
• Ensured

  ≥99.9% availability

  , strong MTTR discipline, and robust DR/BCP processes.

Leadership & Delivery

• Led teams for search, ingestion, and ranking systems; mentored

  6+ engineers

  .
• Owned on-call reliability, CI/CD, MTTR reduction, RCA quality, and war-room processes.
• Recognized with internal awards for scaling search platforms & major product launches.

Experience Snapshot

Current: Senior Backend Engineer (High-Scale B2C Platform)

Focus areas: Search, distributed systems, event processing, ML/LLM search, reliability engineering.

Past Roles:

• Backend Engineer – API & Microservices

• Built GraphQL gateways, optimized database engines, reduced latency & CPU usage significantly.
• Implemented observability stacks and high-coverage testing frameworks.
• Multiple top-performance awards.