Projects

Real project work spanning full-stack systems, cloud infrastructure, and applied NLP workflows.

Marketplace Systems

Retro Arcade Game Marketplace

Dec 2024 — Mar 2025

A full-stack marketplace built around real-time buyer-seller communication, payment handling, and safer transaction state management.

Spring BootReactWebSocketsPostgreSQLPayPalCI/CD
  • Real-time chat with persistence, reconnection handling, and ordering guarantees.
  • Payment workflow state machine to handle retries/failures/duplicate callbacks safely.
  • Mitigated race conditions via idempotent transaction design.

Cloud Delivery

Cloud-Native Course Management System

Nov 2024 — Dec 2024

A cloud-oriented course platform centered on authenticated REST services, infrastructure automation, and repeatable deployment workflows.

API
Auth
CI/CD
AWS
Node.jsExpressPulumiAWSGitHub ActionsCloudWatch
  • Built REST services and authenticated workflows.
  • Provisioned infra with Pulumi (EC2/IAM/ASG/security policies).
  • Automated builds/deploys with GitHub Actions and Packer.

Applied NLP

Public Sentiment Analyzer

A Python CLI workflow for public-topic analysis using transformer-based sentiment and stance classification, entity extraction, and interpretable text processing.

$ analyze topics --stance
entity: product launch
sentiment: positive
stance: mixed
PythonHuggingFacePyTorchspaCyTF-IDFCLI
  • Built a CLI-driven workflow for collecting and analyzing public discussion data.
  • Used transformers with HuggingFace and PyTorch for sentiment and stance classification.
  • Combined entity extraction and TF-IDF-based text processing to make outputs more interpretable.