Full project list with screenshots and deep-dive links.
Mermaid Diagrams
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Full-stack microservice platform with Auth0 identity, API gateway enforcement, service discovery, Redis-backed rate limiting/cache, and user-scoped order/customer workflows.
A reliability-focused booking backend designed to remain consistent under concurrent requests, retries, and partial failures using idempotency keys and state-based reservations instead of traditional CRUD transactions.
A Telegram indexing system that turns large media channels into searchable storage using incremental synchronization, metadata indexing, and flood-wait-safe request scheduling without storing files externally.
Waste management system with smart-bin fill tracking and optimized truck routing using Maps API.
Telecom customer portal prototype with IAM, events, notifications, and automated deployment workflow.
A doctor appointment channeling system where patients can book doctors and admins can manage doctor profiles and scheduling.
Restaurant management system with inventory and order management for small businesses.
Ongoing modernization: migrating an Erlang-based SMS Firewall to Kubernetes with code and platform changes and production-grade operations.
Java 21
Spring Boot 4.0.2
PostgreSQL
Redis + Redisson
Python
MongoDB
React Native
Google Maps API
Arduino
Kafka
C#
.NET
SQL Server
PHP
MySQL
HTML
CSS
JavaScript
Kubernetes
Erlang/BEAM
Docker/Podman
Observability