Food recommendations, construction workflows, an offline ledger, and time-series ML.
Food records, personal and group preferences, and recommendations brought together in a multi-client product.
My contributionHandled backend and web development, AI integration, infrastructure, and delivery throughout the team project.
One public boundary
Web + Android
One shared public API
Spring Boot
Permissions · Rules · Validation
PostgreSQL
Persistence
Private AI services
Recommendation · Cooking · Chat
A construction project workspace for tasks, progress reports, risks, team membership, and documents.
My contributionBuilt the Spring Boot backend and React management interface, including project access rules, Redis caching, and an AWS deployment workflow.
A shared project context
Project
Ownership + membership
Tasks · Reports · Risks · Documents
Access and management are separate decisions
An offline desktop ledger for multi-currency cash, investments, and net worth, with traceable changes and explicit data-quality checks.
My contributionDeveloped the React desktop interface and Rust application core, including decimal rules, import reconciliation, and encrypted backup and recovery.
One authority for financial rules
React UI
Preview
Rust core
Validate · Decimal rules
SQLite
Commit · Traceable changes
Graph and hypergraph anomaly-detection experiments on server monitoring time series, from data preparation to model comparison.
My contributionImplemented data preparation, graph construction, autoencoder models, anomaly scoring, and batch experiments against several baselines.
Relationships, then reconstruction
Signal windows
Server Machine Dataset
Hypergraph
Build relationships
Autoencoder
Reconstruct signals
Anomaly score
Experimental pipeline · schematic only