Erisvaldo Junior

I have 10+ years Mobile Development Experience and successfully delivered dozen of apps, many of them being a team leader.

1. Strengths and Skills

Mobile App Development:

• Native Android App Development (Java / Kotlin);

• Native iOS App Development (Objective-C / Swift);

• Cross-platform App Development (React Native);

• Progressive Web Apps (React.js).

API/Back-end Development:

• Java (SpringBoot / Servlets);

• JavaScript (Node.js).

Web Development:

• HTML 5 / CSS 3 / Javascript (Bootstrap, JQuery, Semantic UI);

• React.js;

• Java JSF.

Other Skills:

• Project Management (Scrum / Kanban);

• Mobile Continuous Delivery and Integration (Fastlane, Jenkins);

• Automated Tests (Espresso Test Recorder, Appium, Calabash);

• Analytics-Driven Development (Funnels, Segmentation, Events and Properties with Firebase Analytics);

• Mobile Marketing (Facebook Ads, Mailgun, Funnels and so on).

2. Highlight projects

HubSpot (CRM & Sales) - Android and iOS

Sine Fácil (2 million downloads, 400k active users) - Android and iOS

Optimize with Brian Johnson - iOS

Earth to Luna! Watch and Play (4 million downloads) - Android

OffNow - Android and iOS

HomeWhey - Android and iOS

Lembre do Remédio - Android

E-Sus AtendSaúde - Android

Nas Ondas do Surf - Android and iOS

Brincando com Animazoo - Android and iOS

Vila Saudável - Android and iOS

Yupies: Pets from Outer Space (Tapjoy funded, 300k downloads) - iOS

3. More about me

I'm also the owner of Yupi Studios - an award-winning multiplatform app and game development group - founded in 2011. Consequently, I lead mobile development projects for several years.

Yupi Studios is a former participant of Start-Up Chile, Start-Up Brazil, WOW Accelerator, San Francisco Demo Day, Wayra, Brazil Canada Conference and many others. Nowadays, Yupi Studios is divided in two arms: Yupi Devshop (apps for companies) and Yupi Play (our own apps and games for families).