Foto de perfil de Matias Azcui, Full Stack Engineer

ING. MATIAS AZCUI

Full-Stack Engineer

About Me

Software Engineer with 13 years of experience in designing and developing efficient, scalable, and robust web applications. Passionate about programming and technology, with a strong belief that if a solution isn't efficient, it's not good enough.

Front-end Skills

HTML5 CSS3 SASS Tailwind CSS Bootstrap JavaScript (ES6+) TypeScript React.js Next.js Redux Redux-Saga Zustand Jest React Testing Library Vite Webpack

Back-end Skills

Node.js Express.js Nest.js ASP.NET Core Python Flask SQL PostgreSQL MySQL SQL Server MongoDB Redis REST API GraphQL Prisma ORM TypeORM WebSockets RabbitMQ Docker

Other Skills

AWS Azure S3 EC2 Lambda EventBridge SQS CloudWatch CI/CD Git GitHub Actions Jira Agile/Scrum Kubernetes Microservices Clean Architecture TDD Figma Postman

Languages

Spanish Native
English Advanced
Portuguese Intermediate

Education

Computing Engineer (Ing. Informática)

Universidad de Avellaneda (UNDAV)

2012 - 2022
Network Institute
2013 – 2020
First Certificate in English

Certifications & Courses

AWS Cloud Partitioner
Clean Architecture + TDD in Node.js (TS)
Udemy
GraphQL From Zero to Hero
Udemy
Microservices in ASP.Net + RabbitMQ
Udemy
Redis from Zero
Udemy

Work Experience

Senior Software Engineer
CookUnity – USA
2022 – 2025

CookUnity is a platform that connects professional chefs with clients to offer home-cooked meals by subscription, managing the entire lifecycle—from menu and inventory to delivery.

As a full-stack developer at CookUnity, I participate in the creation of web tools for chefs, internal teams, and clients using the latest technologies. I develop dashboards, efficient applications, and microservices focused on improving efficiency and user experience.

I collaborate with designers and PMs in an agile environment, applying best practices in development, testing, and performance. I contribute to key technical decisions and the evolution of a scalable, high-impact platform.

Technologies: Node.js / NestJS, React with Redux Saga, GQL, REST, OAuth, Metabase, Redis, AWS (SQS, EventBridge, Lambda), tsyringe, jest, mocha, SQL & NoSQL databases, Docker, Kubernetes, AI
Tech Lead & Senior Developer
Zenziya – Costa Rica
2020 – 2022

ZenziYa (EfectivoYa) is a Central American fintech that offers fast and affordable personal loans 100% online, based on automated algorithms that approve credit in less than a minute and deliver funds within a few hours.

As a full-stack developer, I designed and developed web and mobile applications using React, React Native, Node.js, and TypeScript to automate the loan application, evaluation, and disbursement flow, ensuring an intuitive and efficient user experience.

I worked collaboratively with designers, product managers, and the data team to optimize operational processes and improve platform scalability. I implemented best practices in development, testing, and performance, participating in key technical decisions that supported sustained growth in customers (~17% monthly) and loan capital (~15% monthly).

  • Led a team of 10 remote developers
  • Develop of a finance Web App and internal tools
Technologies: ASP.NET Core + EF Core, React.js, Node.js, Redis, SQL Server, MySQL, AWS, Microsoft Azure
Senior FullStack Developer
Quadion Technologies – Argentina
2019 – 2020

Quadion Technologies is an Argentine agile software development firm (ISO 9001 certified), specializing in customized solutions for clients in the US and Europe. With over 15 years in the market and 70% of its work exported, they tackle projects in sectors such as government, healthcare, tourism, and finance, using .NET, Java, Ruby on Rails, iOS, and Android technologies.

As a full-stack developer, I designed and built web and mobile applications using technologies such as AngularJS and ASP.NET, tailored to each project. I worked closely with multidisciplinary teams using Scrum methodologies, implementing best practices in coding, testing, and performance. My role helped ensure on-time deliveries and scalable solutions that strengthened relationships with repeat customers and expanded the company's presence in international markets.

  • Consulting where I worked on internal and client-facing web platforms
  • Worked with Microsoft stack and front-end JS frameworks
  • Worked daily in English with distributed teams (USA & Argentina)
Technologies: ASP.NET C#, SQL Server, AngularJS, jQuery
Senior FullStack Developer
InvertirOnline – Argentina
2015 – 2019

IOLinvertironline is a pioneering fintech company in Argentina, founded in May 2000 and part of the Supervielle Group. It offers a 100% online trading platform for investing in local and international instruments (stocks, bonds, CEDEARs, ETFs, MEP dollars, mutual funds, etc.), with free account opening, real-time quotes, and an educational campus (IOL Academy).

As a full-stack developer, I designed and built web applications using Razor, JS and .Net technologies to optimize the account opening flow, asset trading, and portfolio visualization. I implemented best practices in coding, testing, and performance, working in an agile environment, collaborating with designers, product managers, and data teams to ensure a reliable and scalable user experience.

  • Developed web, console, and desktop applications
  • In the core app, clients could trade stocks on the Buenos Aires Stock Exchange
  • Participated in all project phases, from meetings with managers to production deployments
Technologies: ASP.NET Core C#, Razor .NET, Python, JavaScript, Angular JS, SQL, MongoDB, Redis, REST, WebSockets, AWS.
Semi-Senior FullStack Developer
Capgemini – Argentina
2013 – 2015

Capgemini is a leading French multinational technology consulting and professional services company with more than 358,000 employees in nearly 50 countries.

As a full-stack developer, I built web applications for the client Banco Santander, using old stacks such as Classic ASP.NET, jQuery, HTML, CSS I worked alongside multidisciplinary teams—including UX/UI, PMs, infra, and qa learning the best practices in coding, testing, and security.

Technologies: VB ASP.NET, C#, jQuery, SQL Server, Stored Procedures, PLSQL