About me

With 20+ years of experience and engaging on global initiatives to build modern and intuitive solutions, my driving force is to make the online world a better place, while learning about new technologies and placing the humans at the front and center of their experiences.

Skills

HTML5 , CSS3 , JavaScript , TypeScript , React.js , Vue.js , Angular , SASS , Webpack , Next.js , Astro , SSR , SSG , ISR , CMS , I18n , A11Y (Accessibility) , Node.js , NgRx , Lit.js , GraphQL , UX (User Experience) , Design Systems , PWA , Adobe AEM , Module Federation

Experience

Lead Experience Engineer - Sr Associate Engineer L2
Publicis Sapient - Consulting
Jun 2019 - Present · 6 yrs 3 mos
London, United Kingdom · Hybrid

Lead developer with strong UX/UI background collaborating with multi-disciplinary teams and clients to deliver top quality products and user experiences with proper architecture and the best frontend developer’s experience aligned with the clients’ needs.

Senior Javascript Engineer (frontend)
EPAM Systems - Consulting
Mar 2018 - May 2019 · 1 yr 3 mos
Kraków, Poland

Senior Developer of an offshore team contracted by US company working on Frontend projects. Technical reference across multiple teams for architectural decisions in the front end.

Senior Frontend Engineer (merge acquisition from Rico.com.vc)
XP INVESTIMENTOS - Investment Banking
Aug 2016 - Dec 2017 · 1 yr 5 mos
São Paulo, Brazil

Technical lead, responsible for building the best development environment and projects structure that encourages easily maintainable code for the other developers in the Front-end team.

With experience on UX and design, also collaborate on those areas with the UX team to make for a friendly, performant and smooth end-user experience for both websites and mobile apps.

Senior Frontend Engineer (merge acquisition from CGD)
Rico.com.vc - Investment Banking
Sep 2014 - Jul 2016 · 1 yr 11 mos
São Paulo, Brazil

Senior Frontend developer collaborating with a multidisciplinary team to build the home broker platform for the stocks market users.

As I have experience on UX and design, I also collaborate on those areas with the UX team, to make for a friendly, performant and smooth end-user experience for both websites and mobile apps.

Frontend Engineer (merge acquisition from Banif)
CGD - Investment Banking
Apr 2012 - Aug 2014 · 2 yrs 5 mos
São Paulo, Brazil

Designer and Frontend Developer
Banif - Investment Banking
Apr 2008 - Apr 2012 · 4 yrs 1 mo
São Paulo, Brazil

Information Architect
Politec - Consulting
Sep 2007 - Mar 2008 · 7 mos
Rio de Janeiro, Brazil

Designer
EverSystems - Consulting
Mar 2000 - Sep 2007 · 7 yrs 7 mos
Rio de Janeiro, Brazil

Some Notable Projects

Real Estate, Hospitality and Tourism Industry - Diriyah Gate Company Ltd

Sep 2023 - Present · Associated with Publicis Sapient
Lead developer acting as an engineer manager of 2 development tracks (IX Ops and Asset Launches) for various high-impact website projects for Diriyah Gate Company Ltd owned by the Saudi crown, providing Real Estate investment, Hospitality, and Tourism services. Built with Next.js on an Edge infrastructure, using a custom shared component library, and integrating with Content Hub One (CMS) and a CRM for high performance and a smooth user experience.

Tech stack: Next.js, Sitecore ContentHub One / Adobe AEM (CMS), GraphQL, React.js, TypeScript, SSR, ISR, SSG

Finance Industry - Undisclosed Mortgages Platform

Jul 2022 - Present · Associated with Publicis Sapient
As Lead Frontend Developer, designed an architecture using Module Federation for independent development of user journey parts across multiple teams. These are aggregated in a Dynamic User Experience platform with an Isomorphic Template compiler, assembling personalized experiences based on a Business Process Orchestration (BPO) solution.

Tech stack: React.js, TypeScript, SSR, Module Federation, Microfrontends

Automotive Industry - Product Selection Journey (Car Configurator)

Oct 2019 - Jun 2022 · Associated with Publicis Sapient
Lead Frontend Developer for the “product selection” user journey for the Nissan group. Supported multiple languages and brands with localized financial services across many markets using technologies like Vue.js, React, and Lit on Adobe’s AEM platform. Also contributed to a Design System using WebComponents (Lit) and the Figma API.

Tech stack: Vue.js, React.js, TypeScript, GraphQL, Lit.js, WebComponents, Adobe AEM

Health Industry - Health Insurance Platform

Apr 2018 - Mar 2019 · Associated with EPAM Systems
Lead Developer of an offshore team for Cigna Health Insurance company. Developed frontend projects using Angular 6+, NgRx for state management, and NX Workspaces for shareable libraries. Served as a technical reference and main code reviewer for frontend architecture.

Tech stack: Angular, NgRx, RxJS, SASS, NX Workspaces

Finance Industry - rico.com.vc transactional website

Dec 2014 - Dec 2017 · Associated with Rico.com.vc
Developer of the main transactional website for the company’s customers.

Tech stack: AngularJS, VueJS, SASS, NodeJS, Redis

Finance Industry - Investv

Aug 2016 - Dec 2016 · Associated with Rico.com.vc
Developer of a streaming website for the stocks market, featuring financial analysts. Built with Angular 1.6 for high performance, a Node.js backend with WebSockets for real-time communication (including chat), and a custom SASS framework for styles.

Tech stack: VueJS, SASS, WebSockets, NodeJS, MongoDB, Redis

Education

Faculdade da Cidade
Industrial Design
1997 - 2001
Grade: incomplete

Languages

English: Fluent
Portuguese: Native speaker

Contact

:email: contact@leoleal.dev
:globe_with_meridians: linkedin.com/in/leoleal
:octopus: github.com/leoleal