Shivam Srivastava

Experience

Senior Java Developer – Yiron Technologies Pvt. Ltd.

Sep 2025 – Present · Noida, India

Leading backend development for enterprise-grade Java applications with focus on scalability, security, and performance.
Implemented Multi-Factor Authentication (MFA) to enhance account security and compliance.
Integrated AirArabiaOne APIs for real-time flight availability, pricing, and booking workflows.
Optimized flight search APIs for PWA clients, improving response time and reliability.
Worked on CyberSource Decision Manager integration for fraud detection and risk analysis.

Software Engineer (Backend) – Kiwi Technologies (KiwiTech)

Sep 2023 – Sep 2025 · Noida, India

Designed and implemented REST APIs, improving backend performance by up to 50%.
Automated data synchronization pipelines using AWS Lambda, reducing refresh time from 30s to 4.8s.
Built scalable, event-driven backend architecture using AWS Lambda and SQS.
Implemented geolocation-based real-time search using Elasticsearch.
Integrated ChatGPT into the recommendation engine to generate intelligent default order customizations.
Recognized with People’s Pick Tech Lead and multiple Employee of the Month awards.

Java Developer – Hari Web Infotech Pvt. Ltd.

Jul 2022 – Aug 2023 · New Delhi, India

Led end-to-end development of CRM and employee supervision platforms.
Built real-time monitoring modules and backend services using Java and Spring.
Designed scalable database schemas and reusable service layers.
Managed deployments on AWS EC2 and DigitalOcean, including performance tuning.
Delivered multiple projects independently from requirements to production.

Projects

Travelwings – Online Tourism Platform

Tech: Java 8, Spring, MySQL, AWS

Integrated real-time flight availability and booking APIs.
Implemented Multi-Factor Authentication (MFA) for enhanced security.
Optimized flight search APIs for PWA performance and scalability.
Integrated CyberSource Decision Manager for fraud detection.

OnMyWay™ Commerce Platform

Tech: Java 17, Spring Boot, AWS Lambda, SQS, Elasticsearch

Built a GenAI-powered recommendation engine for in-car commerce.
Integrated ChatGPT to generate intelligent default order customizations.
Designed scalable event-driven pipelines using AWS Lambda and SQS.
Implemented geolocation-based store discovery with Elasticsearch.

Event-Driven Data Sync Pipeline

Tech: AWS Lambda, SQS, Java, Elasticsearch

Built a high-throughput data ingestion and synchronization pipeline.
Reduced refresh latency from 30 seconds to under 5 seconds.
Ensured fault tolerance and scalability using queue-based processing.

HwiClouds – HRMS & Employee Supervision Platform

Tech: Java, Spring, Spring Data JPA, MySQL, JSP, JavaScript

Led end-to-end development of an HRMS and employee supervision system.
Built real-time employee activity monitoring modules.
Designed scalable backend architecture with optimized database schemas.
Deployed and maintained the application on AWS EC2.

Loan Management System

Tech: Java, Spring Framework, JPA, MySQL

Designed backend services for loan creation, approval, and EMI scheduling.
Implemented secure, role-based workflows for customers and admins.
Built reusable service layers and REST endpoints.
Handled deployments and production support independently.

GenAI Work

Production ChatGPT Integration

Integrated ChatGPT into a live commerce recommendation engine to generate intelligent default order customizations based on user preferences, context, and historical behavior.

AI‑Assisted Backend Development

Leverage GitHub Copilot, ChatGPT, and Gemini to accelerate feature development, improve code quality, and reduce iteration time while maintaining enterprise standards.

Agentic & Workflow Thinking

Experience designing AI‑assisted workflows where LLMs act as reasoning and automation layers within backend systems.

Senior Java Backend Engineer

About Me

Technical Skills

Backend

Cloud

Databases

GenAI