Hey, I'm Piero! I'm a Train Conductor and Full Stack Developer based in Chicago.
In addition, I am a former Social Media Manager and Chicago River Deckhand.
Software Development
Languages
Frameworks/Libraries/Tools
Projects
There's a few projects of mine you may have heard of/I am happy to show off as examples of my work. Check 'em out:
Transitstatus
Language: Javascript
Framework: React + Vite
Libraries: Maplibre + React Router
An lightweight, open source, and free transit tracker.
Store
Language: Javascript (Node.js Runtime)
Framework: Fastify
An all purpose server for serving ephemeral data (such as GTFS-RT). Primarily powers Transitstatus.
GTFS Schedule Data
Language: Javascript (Node.js Runtime)
Extracts GTFS data into a format more usable by Store endpoints.
Amtraker Vite
Language: Javascript
Framework: React + Vite
Libraries: Maplibre + React Router
An lightweight, open source, and free tracker for Amtrak trains.
Train Conductor
I am a certified as a Passenger Conductor, Freight Conductor, Brakeman, and Remote Control Operator. While I originally worked for Union Pacific in the Chicago Service Unit, I now work for Metra on the Rock Island District.
Licenses
Passenger Conductor
49 CFR Part 242
Responsible for passenger safety, paperwork, informing the rest of the crew of speed restrictions and work zones, ticket sales and checks, and door operation.
Freight Conductor
49 CFR Part 242
Responsible for train paperwork, informing the engineer of speed restrictions, communicating with work zone leaders, air brake tests, and the coupling and uncoupling of cars and locomotives.
Remote Control Operator
49 CFR Part 240
Using remote controlled locomotives within and outside of remote control zones to switch cars safely and efficiently, while also performing locomotive and car inspections to ensure operations within federal and state safety standards.
Deckhand Work
I was a deckhand on the Chicago River and immediate Lake Michigan, certified as a Deckhand II on four boats.
Boats
Wendella Class
Operator: Wendella
Boats: M/V Wendella, M/V Lila, M/V Linnea, M/V Lucia
Tour Boat, Maximum Capacity of 320-340
Ouilmette Class
Operator: Wendella
Boat: M/V Ouilmette
Tour Boat, Maximum Capacity of 150
Bravo Class
Operator: Chicago Water Taxi (Wendella)
Boat: M/V Bravo
Water Taxi, Maximum Capacity of 110
Wendella LTD Class
Operator: Chicago Water Taxi (Wendella)
Boat: M/V Wendella LTD
Maximum Capacity of 140
Chicago
Chicago is the city I call home. As an amateur photographer, I thought it would be appropriate to include some of my favorite pictures I've taken in the city and suburbs.








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Social Media Management
Websites
X (Formerly Twitter)
Tiktok
Instagram
Snapchat
Youtube
More Info
I have been a social media manager for both my personal accounts and corporate clients. While my bread and butter are Twitter/X and Tiktok, my skills expand to various other platforms, such as Instagram, Youtube, and Snapchat.
Clients
Replit
Sites: Twitter/X and Tiktok
I was a social media manager for Replit for 18 months, helping grow their Twitter/X following from 13k followers to 42k followers and their Tiktok following from 0 followers to 4.2k followers.
Work Example
Personal Tiktok
Site: Tiktok
I post various content on my personal Tiktok related to topics such as, but not limited to, programming, public transit, politics, and boating.
Work Example