Daniel Allegretti — Front-end Tech Lead

DA

Skills

Testing-Library

About me

A curious software engineer driven by challenges, with experience in developing web applications, mobile applications, games, and open-source projects. Always eager to learn new technologies and improve my skills.

Work Experience

Tivita

Front-end Tech Lead

Jun 2024 - Oct 2025

Technical leadership of the front-end team. Web application architecture, development, tech talks, and mentorship. Stack: React, Next.js, Tailwind, TypeScript, Testing Tools, Playwright.

Nike BR / Grupo SBF

Senior Front-end Engineer

Feb 2021 - Oct 2023

Front-end for wholesale and retail e-commerce (nike.com.br), back-office applications, and Design System. Stack: React, Styled-Components, TypeScript, Jest, Testing Tools, Playwright.

Centauro / Grupo SBF

Senior Front-end Engineer

Sep 2018 - Feb 2021

Front-end for e-commerce (centauro.com.br), marketplace seller portal, and Design System. Stack: React, MobX, PWA, Aphrodite, Styled-Components, TypeScript, Jest, Testing Tools, Server-Side Rendering.

Eleven Chimps / Pet Nativa

Software Engineer

Nov 2017 - Aug 2018

Full-stack development for institutional site, e-commerce, and a web app used by veterinarians during client onboarding. Stack: Vue.js, Vuex, PWA, Styled-Components, TypeScript, Jest, Testing Tools.

Ghaio Personal Finance

Oct 2015 - Jul 2017

Developed a personal finance app for iOS and Android. Stack: React Native, Redux, Styled Components, Parser Server, MongoDB.

Germinadora de Startups

Software Engineer

Aug 2016 - Jul 2017

Full-stack development of web and mobile applications focused on education. Stack: React, Redux, React Native, Sagas, UWA, PWA, Mocka, Chai, Enzyme.

Sprinklr / Scup

Software Engineer

Sep 2015 - Mar 2016

Front-end development for customer experience management platform app and JavaScript libraries. Stack: React, Redux, Remix, JavaScript, SASS, LESS.

Insane Media / Insane Games

Feb 2015 - Sep 2015

Developed educational game Luminamente for Windows, macOS, iOS, and Android. Stack: ActionScript 3, Adobe Air, Parse, Starling Framework, JavaScript, C#.

Pipa Studios / Assukar Games

Jan 2014 - Aug 2014

Developed games Praia Bingo and Magic Casino for iOS and Android. Stack: ActionScript 3, Adobe Air, Starling Framework.

Ebix

Front-end Developer

Jun 2013 - Jan 2014

Developed prototypes and front-end systems for insurance companies and brokers (segurar.com and Sincor). Stack: ActionScript 3, Adobe Air, Starling Framework.

Slikland

Oct 2012 - Mar 2013

Built websites, apps, prototypes, and Facebook games. Stack: ActionScript 3, Adobe Air, HTML, CSS, JavaScript, C++.

Vostu Games

Jan 2011 - Feb 2012

Developed and maintained social network games for Orkut and Facebook: Pet Mania, MegaCity, Café Mania, Flying Kingdoms, and World Mysteries. Stack: ActionScript 3, Adobe Air, Pixel Bender, HTML, CSS, JavaScript, PhoneGap.

Abril Digital / Editora Abril

Senior Creative Developer

Sep 2008 - Jan 2011

Researched new technologies/interfaces, developed web and desktop apps, prototypes and augmented reality apps, data visualization and image editing. Stack: ActionScript 3, Adobe Air, Pixel Bender, Objective-C.

Agencia Ginga

Senior Creative Developer

Aug 2007 - Feb 2008

Developed Flash front-ends, prototypes and libraries. Led tech team for clients such as Paris Filmes, Grupo Skin, Infraero, and Shiseido Cosméticos. Stack: ActionScript 3, Adobe Flash.

Garage Interactive Marketing

Creative Developer

Jan 2007 - Aug 2007

Developed front-end websites for clients such as Skol and Toyota. Stack: ActionScript 3, Adobe Flash.

McCann Erickson

Creative Developer

Apr 2006 - Jan 2007

Full-stack development for Flash sites, PHP backends, tracking systems and newsletters. Led technology team. Clients included Coca-Cola, GM, Microsoft, ACDelco, Arcor, Nestlé, TIM. Stack: ActionScript 2 and 3, Adobe Flash, PHP, MySQL.

Grafikonstruct

Mar 2005 - Apr 2006

Full-stack website development and tracking systems for newsletters. Clients included Motorola, Arezzo, Democrata, Morumbi Shopping. Stack: ActionScript 2, Adobe Flash, PHP, MySQL, SQL Server.

BSI Tecnologia

Oct 2004 - Mar 2005

Corporate website development and application maintenance, plus e-learning courses. Stack: ActionScript 2, Adobe Flash, PHP, MySQL, AICC, SCORM.

Web80 / Ezzato

Aug 2002 - Jul 2003

Developed websites, web applications, banners, animations and presentations.

Primeway Informática

Jun 2000 - Apr 2001

Developed websites, banners, image treatment and production, animations, presentations and CD-ROMs.

Projects

Check out my latest work

I've worked on a variety of projects, from simple websites to complex web applications. Here are a few of my favorites.

https://app.tivita.ai/login

Tivita platform

Jun 2024 - Oct 2025

Automating billing, document issuance, medical records, and scheduling for clinics and medical offices. Front-end development, feedback collection, and analytics.

React

Next.js

Typescript

TailwindCSS

Shadcn UI

Testing Tools

Playwright

Unleash

https://nike.com.br

Nike BR e-commerce

Mar 2022 - Oct 2023

One of the websites with the highest traffic in the country. Development of wholesale and retail e-commerce, back-office applications, and system design.

React

Next.js

Typescript

Styled-Components

Testing Tools

Playwright

Unleash

Stripe

https://centauro.com.br

Centauro e-commerce

Sep 2018 - Mar 2022

Development for centauro.com.br, including e-commerce, marketplace, design system and other back-office applications.

React

Next.js

Typescript

Styled-Components

Mobx

Testing Tools

Playwright

Unleash

https://apps.apple.com/br/app/praia-bingo/id6443736544

Praia Bingo game

Jan 2014 - Aug 2014

Built game mechanics, HUD, core systems, back-end server integration and visual effects.

ActionScript

Adobe Air

Starling Framework

Education

Mackenzie University

Advertising and Propaganda

Etec Carlos de Campos

Technical Course in Graphic Design

Prizes

London Festival

Meio & Mensagem

Contact

Get in Touch

Want to chat? Just send me a message on LinkedIn and I'll respond as soon as possible.