Project Portfolio

Technical projects demonstrating 10+ years of experience in Java/Spring Boot microservices, Node.js development, AWS cloud solutions, and mobile applications.

Java & Spring Boot
2023

Order Orchestration Platform - Microservices Redesign

Strategic redesign of enterprise order orchestration system reducing latency by 30% and improving scalability.

JavaSpring BootSpring CloudKubernetesAWSPostgreSQLRedisDockerKafka
Key Achievements
  • 30% reduction in system latency
  • 40% decrease in technical debt
Java & Spring Boot
2021

Payment Bank - High-Throughput Transaction System

Increased transaction processing from 700 TPS to 3000 TPS using reactive programming with Akka Streams.

JavaAkka StreamsSpring BootPostgreSQLRedisDockerKubernetesKafka
Key Achievements
  • 4.3x increase in TPS (700 → 3000)
  • 99.99% uptime achieved
Node.js & Web Development
2020

Multi-Platform Review Aggregation System

Full-stack platform processing 200K+ reviews with Node.js backend, React Native mobile app, and Vue.js admin panel.

Node.jsExpress.jsReact NativeVue.jsMongoDBRedisAWS LambdaDockerElasticsearch
Key Achievements
  • 200K+ reviews processed successfully
  • 30% reduction in release cycles
AWS Cloud Solutions
2022

Legacy to Cloud Migration - AWS Architecture

Migrated legacy monolithic applications to AWS cloud infrastructure improving reliability and scalability.

AWSTerraformDockerKubernetesJenkinsCloudFormationRDSECSLambdaS3
Key Achievements
  • 40% improvement in system reliability
  • 50% reduction in infrastructure costs
Mobile Development
2021

Cross-Platform Mobile Application

React Native mobile application with offline-first architecture and real-time synchronization.

React NativeTypeScriptReduxFirebaseNode.jsMongoDBAWS S3Socket.io
Key Achievements
  • Deployed to both iOS App Store and Google Play
  • Supporting 10K+ active users
DevOps & Cloud
2023

Microservices Platform on Kubernetes

Enterprise microservices platform with Kubernetes orchestration, service mesh, and automated CI/CD.

KubernetesDockerIstioHelmGitLab CIRancherPrometheusGrafanaJavaNode.js
Key Achievements
  • 20+ microservices successfully deployed
  • Zero-downtime deployments achieved