H

Himanshu Sharma

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National Capital Territory of Delhi, India
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Résumé

Jobs verified_user 0% verified
  • H
    EXECUTIVE FULL STACK DEVELOPER
    Hexa Health
    Aug 2025 - Current (1 year 1 month)
    • Designed and deployed Python and Node.js APIs for high-throughput services, ensuring concurrency-safe execution and seamless integration within the existing micro-services ecosystem. • Owned and scaled a critical micro-service end-to-end, containerizing with Docker and deploying via Kubernetes and AWS Lambda, achieving 99.9% uptime across production workloads. • Optimized backend performance using advanced caching layers, rate limiting, and DB query tuning (PostgreSQL + stored procedures), reducing API latency by 60% and cutting deployment costs by 35%. • Integrated AI-driven RAG (Retrieval Augmented Generation) models for dynamic patient query handling and intelligent decision support, improving automation efficiency by 40%. • Estab
  • TestingXperts
    SOFTWARE DEVELOPER TRAINEE
    TestingXperts
    Jan 2025 - Jul 2025 (7 months)
    • Enhanced micro-services architecture using Node.js, Python, and FastAPI with Redis caching, slashing latency by 45%. • Redesigned REST API/GraphQL endpoints, decreasing payload size by 30% and improving frontend efficiency. • Executed event-driven architecture with Apache Kafka, strengthening real-time processing reliability. • Refactored PostgreSQL databases via query/schema tuning, accelerating performance by 35%. • Containerized services using Docker, standardizing environments and simplifying deployments.
  • B
    Backend Developer
    Bluestock Fintech–
    Aug 2024 - Oct 2024 (3 months)
  • U
    Full Stack developer
    Unified Mentor,
    Apr 2024 - Jun 2025 (1 year 3 months)
Education verified_user 0% verified
  • H
    Software Engineering Certification
    Hong Kong University
    Jan 2025
  • S
    SDE BACKEND INTERN
    Aug 2024 - Sep 2024 (2 months)
  • H
    Hacker Rank Certified (95th percentile
    Jan 2024 - Dec 2024 (1 year)
  • Chitkara University
    Bachelor's in Computer Science
    Chitkara University
    Aug 2021 - Aug 2025 (4 years 1 month)
Projects (professional or personal) verified_user 0% verified
  • D
    DISTRIBUTED RATE LIMITER SERVICE
    May 2025
    • Engineered an allocated rate-limiting system using Node.js, Redis, and Token Bucket Algorithm to prevent API abuse and ensure system reliability. Created a horizontally scalable throttling micro-service handling 10K+req/sec, shielding APIs from surges & DDoS. Ensured strict rate-limit accuracy using Redis Sorted Sets + Lua for atomic operations under high concurrency. Applied Sliding Window Log (O(logN)) for fair, precise rate limiting. Validated reliability & accuracy under heavy load by stress test Designed architecture enabling plug-and-play integration with existing micro-services.
  • W
    WYSA COACH – AI BASED CAREER COACH Live/ Github
    Feb 2025
    • Engineered a production-grade AI career coach platform enabling users to upload resumes, receive ATS-style insights, and generate personalized daily learning plans using Google Gemini APIs. • Built scalable backend workflows with Node.js, TypeScript, PostgreSQL, and FastAPI, combining Dockerized microservices, cron-based automation, and secure data orchestration for reliability under heavy load. • Developed a dynamic Next.js frontend with real-time dashboards for progress tracking, interview readiness, and task for responsive, app-like UX. fault-tolerant AI fallbacks workflow