RJ HOSAY.
I turn messy information into systems that make decisions easier.
Building expertise at the intersection of data engineering, analytics, and information systems. Curious about the infrastructure behind a better answer.
Different sources.
One direction.
Every experience adds context.
Here’s how the pieces connect.
GovEase
TRANSFORMRole title & dates to be confirmed
Bringing structure to a nationwide market. A research database that connects detailed information to product and business questions.
- Built and maintained a database containing more than 10,000 records.
- Conducted market research and analysis across all 50 U.S. states.
- Worked with business and sales stakeholders to identify product opportunities.
- Performed pricing and financial analysis and helped automate recurring analytical work.
Work, with
relationships.
Projects don’t exist in isolation.
Explore the work—and what connects it.
Don’t just browse.
Ask better questions.
Meet RJ, one query at a time.
A portfolio with an interface for your curiosity.
| name | focus | education | interests |
|---|---|---|---|
| RJ Hosay | data_engineering | Information Systems | Data Platforms, Data Pipelines, Analytics, Cloud Data, Databases |
Query syntax & available tables
SELECT * or column names FROM rj, skills, projects, experience, education, certifications. Optional: WHERE column = 'value', ORDER BY column ASC / DESC, LIMIT 10. Each suggestion is a real, editable query against local portfolio data.
SELECT projects FROM rj WHERE technology = 'SQL';One read-only statement. No joins or database connection. A quiet tip: try SELECT coffee FROM rj;
Connected thinking.
No arbitrary percentages.
Just tools, concepts, and the relationships between them.
Languages
Data Engineering
Warehousing
Cloud / Platforms
Analytics
Concepts
Follow the data.
A small working model of a big idea.
Click a stage to see why it belongs.
Where the story starts.
Operational systems produce raw records in APIs, CSV files, databases, or event streams.
Understanding the source and its limitations prevents incorrect assumptions downstream.
TOOLS TO EXPLOREAPIs · CSV · relational databases
A daily CSV of transactions, with an explicit source timestamp.
Educational illustration, not a deployed project.Always in progress.
Explore GitHubConnecting to the latest experiments…
Visit @rjhosayBuilt on
curiosity.
Information Systems
Understanding the systems behind the systems. Connecting technical work to the people and decisions it serves.
Degree, dates, and coursework details forthcoming.
RJ.DATA portfolio architecture initialized.
Portfolio datasets connected to a local query engine.
Two views. One dataset. Recruiter mode connected.
Good data needs a destination.
So does a curious mind.
& EARLY-CAREER OPPORTUNITIES
Data Engineering / Analytics Engineering / Data Analytics / Data Platforms / Cloud Data