Rafael J.

Rafael J.

Fullstack Developer

Brazil
Trusted member since 2023
10 years of experience

His expertise includes healthcare, tourism, music, and solar panels. He has contributed his skills to projects in Brazil and Denmark.

One of Rafael's standout achievements is developing a state-of-the-art CMS for a leading healthcare firm. This groundbreaking project transformed patient care by seamlessly integrating data from various medical facilities, providing easy access to diagnostics and predictive health analysis through AI technology.

Rafael has extensive experience in leading and managing development teams, including hiring, training, and mentoring team members.

Main expertise

JavaScriptJavaScript10 years
React.jsReact.js6 years
Node.jsNode.js8 years
MongoDBMongoDB6 years
21+

Experience5

Tech Lead - Senior Developer

DASA CORP
Aerospace and Defense
Jan 2020 - Jan 2022 · 2y
  • Developed the company's responsive website (frontend, BFF, and backend), as well as its maintenance and improvement.
  • Created a pattern for the frontend, backend, CI/CD, and testing features for the company's website.
  • Implemented Headless WordPress with Gatsby to create the static front end using React.js.
  • Developed a CRM tool to unify IDs from all labs used by our clients. Technologies used included Big Data, Node.js, React.js, AWS infrastructure, and Clean Architecture.
TypeScriptTypeScript
WordPressWordPress
SASSSASS
AKTIENOW

Co-Founder - Fullstack Developer - Team Manager

AKTIENOW
Stock Trading
Jan 2019 - Jan 2020 · 1y
  • Founded Aktienow to work with Customer Experience in partnership with Zendesk.
  • Created and maintained a development team, designed the architecture of many applications and integrations, presented solutions, and gathered customers such as Whirlpool and TOTVS.
  • Used the MEAN stack as a base, and integrated internal customer tools for each partner through Zendesk (middleware) with API implementations on the company’s processes.
  • Delivered the architecture of various systems and integrations and also participated in their development and implementation.
TypeScriptTypeScript
JVB

Development Team Leader

JVB
Construction
Jan 2018 - Jan 2019 · 1y
  • Led the development team, including training and hiring.
  • Designed and developed solutions to meet the needs of senior developers.
  • Worked on projects in partnership with Zendesk.
  • Created system integrations with Correios and OLX and partnered with Buscapé to develop the "Buscapé te protege" feature.
  • Created Telegram bots for several clients.
PHPPHP
TypeScriptTypeScript
BRITECH

Integration Analyst

BRITECH
Information Technology (IT) and Services
Jan 2017 - Jan 2018 · 1y

BRITech is a WealthTech company that offers solutions for the Investment Management ecosystem with a SaaS business model and more than 450 clients in 22 countries, counting with more than 120 dedicated full-time professionals, processing + USD 600 billion AUC (Assets Under Control/Assets under Custody) daily.

  • Responsible for mapping and designing several integrations between tools and platforms of several banks for Britech's product for bank communication services

  • Maintained the developed management applications called transformer between the banks

  • Implemented the usage of GIT to replace the older version of SVN used by the team and trained them about GIT

  • Mentored and trained newcomers

  • Proposed and developed improvements with a team located in London

OracleOracle

Tech Lead I Senior Software Developer

CVC Viagens
Travel and Tourism
May 2016 - Aug 2021 · 5y 3m
  • Created and maintained the company's main website.
  • Was part of the team established for the launch of the company's digital transformation.
  • Learned Ember.js from scratch to create the website.
  • Acted as the Tech Lead for a team of seven people.
  • Was responsible for the technical management of the website as Tech Lead.
TypeScriptTypeScript
Ember.jsEmber.js
Spring BootSpring Boot
SASSSASS

Assessments

Engineering excellence

Rafael’s overall performance in a 90-minute live technical assessment ranks in the top 5% of vetted Fullstack Developers at Proxify.

Education

FEN
Faculdade Editora Nacional
Computer Science2007 - 2011

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