Piercen Di Berardo.Let's talk
Software engineer & product builderCalgary, Canada

Full-stack developer building software used by more than 1.6 million people.

I'm Piercen, known for taking initiative, driving positive change, and building strong professional relationships.

I have 4+ years of experience building front-end interfaces, scalable backends, adaptive learning systems, AI products, and cloud infrastructure.

Selected work
350K+math questions managed
1.6Mresidents served by public software
4+years building software
01 / Selected work

1000+ hours invested in to solving real-world problems.


That's the equivalent of 25 work weeks! Check out some of the projects I've created in my free-time:

Education technology

Axioma Scholar

Personalized math practice with a complex adaptive learning algorithm.

Axioma Scholar interface
Mobile healthcare

Healthcare Navigation

Helping users find nearby care and health resources.

Healthcare mobile interface
Financial Auto technology

TrueCost Auto

Estimating the true cost of vehicle ownership.

Auto Pricer interface
01Flagship product

Adaptive learning platform

Axioma Scholar

A production math-learning platform built independently across product strategy, interface design, frontend, backend, data, deployment, accessibility, and adaptive learning logic.

350K+questions managed
20+responsive pages
Full stackdesigned and built independently
Axioma Scholar main menu
01

A clear starting point.

Students can quickly choose how they want to learn, review, or continue practicing without navigating through a cluttered dashboard.

Axioma Scholar adaptive question interface
02

Practice that responds to the student.

The question experience combines adaptive difficulty, guided support, and immediate feedback to keep students challenged without overwhelming them.

Axioma Scholar streak popup
03

Progress worth coming back to.

Streaks and session feedback reinforce consistency, helping students build stronger study habits over time.

02Cross-platform application

AI healthcare navigation

MyCare AI

A 13,000+ line Flutter application for finding healthcare services, public-health alerts, physician availability, and chatbot-guided support across Android, iOS, and web.

iOS Android Web
01 / 03
⌖Clinic search

Find care nearby

Location-aware results ranked by proximity and availability.

03Data-driven web product

Canadian vehicle ownership calculator

TrueCost Auto

A transparent cost engine that estimates what a vehicle will actually cost beyond its sticker price.

TrueCost Auto vehicle ownership cost dashboard
More selected work

Smaller builds, systems, and experiments.

04
Private browser-based study tool

Pulse MCQ Studio

Turns Excel question banks into interactive practice exams without uploading student data.

Next.js · React · SheetJS
Pulse MCQ Studio practice exam interface
05
Applied AI tooling

Custom AI & RAG Systems

Dataset generation, fine-tuning, retrieval systems, chatbot interfaces, and containerized deployment.

Python · Ollama · Unsloth · Docker
Custom AI and retrieval augmented generation interface
06
Multi-client observability architecture

Infrastructure Monitoring

Centralized Wazuh and rsyslog infrastructure with client separation, rotation, and archival storage.

Wazuh · Linux · rsyslog · GitHub
Infrastructure monitoring and observability dashboard
02 / Experience

Engineering across products, public service, AI, and infrastructure.

2025 - Present

Lead Full-Stack Developer

Axioma Scholar

Founded and independently built the product, engineering platform, database, adaptive systems, infrastructure, and user experience.

2025 - 2026

IT Support Analyst Student

The City of Calgary

Built and modernized public-sector applications, including a notification experience serving Calgary's population of roughly 1.6 million residents.

2024 - 2025

AI, IT & Infrastructure Developer

256 Solutions

Developed LLM systems, deployment tooling, data migrations, cybersecurity monitoring, Wazuh architecture, and multi-client log infrastructure.

03 / How I work

Technical range without losing sight of the person using the product.

01

Product engineering

I turn an idea into a complete, usable product - from interface design and frontend architecture to APIs, data models, authentication, deployment, and iteration.

React, Next.js, TypeScript, Go, Python, C#/.NET, SQL
02

AI-enabled systems

I build practical AI experiences around real workflows, including RAG applications, fine-tuned models, dataset pipelines, agentic tools, and adaptive educational systems.

LLMs, LangChain, Ollama, Unsloth, RAG, fine-tuning
03

Cloud & infrastructure

I deploy, monitor, and support software beyond localhost, with experience spanning containers, Linux, cloud platforms, CI/CD, SIEM tooling, and network log architecture.

Docker, Azure, DigitalOcean, Vercel, Linux, Wazuh
Coming later

Portfolio wayback machine.

A browsable archive of previous portfolio iterations, preserved as snapshots of how my design and engineering work evolved over time.

In development