Michael Carpenzano — Senior Software Engineer

01 — About

Who I Am

Senior Software Engineer with strong full-stack experience designing, building, and maintaining scalable SaaS applications and production-critical systems. Proven background in financial software, cloud-based platforms, and performance-sensitive backend services.

Comfortable owning features end-to-end — from backend architecture and database optimization to frontend implementation and client-facing reliability. I bring a growth mindset, analytical problem-solving, and the ability to work effectively across cross-functional and international teams.

Location Long Island, New York

Education B.S. Computer Science — Stony Brook University

Languages English (Fluent) · Japanese (Elementary)

Awards Dean's List · Game Programming Competition Finalist

02 — Experience

Where I've Worked

Crizit

Senior Software Engineer

New York, NY 2025 — Present

TypeScript Go Node.js PostgreSQL DuckDB RabbitMQ Docker

Senior engineer on a production financial platform requiring 99.9% uptime and high operational reliability.
Develop and maintain a hybrid architecture consisting of a cloud-based SaaS analytics platform and an on-site, always-on proxy server deployed within client environments.
Build backend services responsible for request routing, cost optimization, data analysis, and fault-tolerant processing.
Design asynchronous workflows using RabbitMQ to decouple services and improve scalability and resilience.
Work extensively with PostgreSQL and DuckDB for analytical queries, reporting, and performance-sensitive data access.
Contribute to system observability, deployment processes, and CI/CD pipelines to ensure safe and repeatable releases.

OpEff Technologies

Full-Stack Software Engineer

Jericho, NY 2023 — 2025

C# .NET TypeScript Angular Node.js SQL Server Azure

Developed specialized accounting and financial software used by hedge funds, private equity firms, and real estate investors.
Implemented complex financial calculations and reporting logic in C#/.NET, supporting mission-critical accounting workflows.
Optimized backend performance through multi-threading, algorithmic improvements, and database tuning — achieving up to 93% faster calculations and 95% faster SQL queries.
Designed and implemented REST APIs consumed by Angular-based frontend applications.
Worked extensively with Microsoft Azure, Docker containers, and CI/CD pipelines.
Helped onboard and support 5+ institutional clients, including banks and venture capital firms.
Trained and integrated ML models for detecting calculation and data inconsistencies using Scikit-learn and ML.NET.

Stony Brook University

Bachelor of Science in Computer Science · GPA 3.2

2019 — 2022

Dean's List Fall 2020 & Spring 2021 · Game Programming Competition Finalist 2021 & 2022

03 — Skills

What I Work With

Languages

TypeScript JavaScript C# Go Python SQL

Frontend

React Redux Angular HTML CSS

Backend

Node.js .NET REST APIs Async Services

Databases

PostgreSQL SQL Server DuckDB

Cloud & Infra

AWS Azure Docker CI/CD

Systems & Practices

RabbitMQ Multithreading Agile / Scrum Performance Optimization

04 — Portfolio

Things I've Built

Sphnx

Social media platform for creating and sharing quizzes with friends.

JavaScriptReactNode.jsMongoDBGraphQL

GitHub

Rage of the Sea

Rogue-like game set in a shipwreck filled with lovecraftian monsters.

TypeScriptNode.jsWebGL

SBU Game Competition Finalist 2021

Play

Word Sense Identifier

Deep learning model that determines word meaning from surrounding context.

PythonPyTorchNumPy

GitHub

COVID-19 Testing Portal

Data entry portal for university employees to report COVID-19 test results.

JavaScriptReactExpressMongoDB

Profiler

Detective game where you track targets using clues from their online profiles.

Unreal Engine 4C++Blender

SBU Game Competition Finalist 2022

GitHub Itch.io

Amazon Review Sentiment Analysis

Sentiment analysis of 3,500+ Amazon magazine reviews using deep learning.