Leonardo Prado Email & Phone Number

- New feature development for the company main app, using Ruby on Rails and React.js- Heavy usage of A/B testing and Feature flags for data collection and careful rolling release, with focus system stability, data integrity and customer experience

São Paulo, São Paulo, Brazil

- Architecture and python development for the new company API, planned to replace the legacy one.- Support and mentoring for other developers through pair programming and code reviews

São Paulo, São Paulo, Brazil

- Creation, secure storage and delivery of income taxes reports for all customers.- Data processing form advisor productivity reports for commission payments. Report generation reduction time from 3 days down to only 2 hours- System integration within many outside financial providers like Sinacor, ABS and Valemobi- Architecture development for the hiring.

São Paulo, São Paulo, Brazil

Backoffice development with focus on data ingestion and consolidation of all company revenues from many sources for the analysis of the financial team

São Paulo Area, Brazil

- I've worked on a client project used manage reparatory actions from Brumadinho Dam Disaster (https://en.wikipedia.org/wiki/Brumadinho_dam_disaster). It consisted on a PostgreSQL with PostGIS support to handle victims and families information, legal actions and reparatory compensations, social workers demands, and so on.It was a very interesting project.

São Paulo Area, Brazil

- Framework migration from Rails 4 to Rails 6.- New architecture and code for legacy system. I've worked on this legacy software that was forgotten on the company and revamped it structure to more current standards and expanded it's capabilities to provide RBAC, multi-client support and a flexible ETL to ingest customer data by many sources

São Paulo Area, Brazil

- API development for payment processing platforms, focused on acquirer/sub-acquirer integrations- Developed a serverless structure to integrate all the tools used on the company backoffice to create an ERP-like workflow

São Paulo Area, Brazil

We developer a Statistical API for an educational mobile game. Our objective was to collect data on child progression throughout the game to give insights to parents and teachers about the children learning capabilities, so they could improve their studies and capabilities.

São Paulo Area, Brazil

On this marketplace developed on Rails, I've worked together with the marketing team to develop custom tools to create and promote custom sales on the website. We heavily used queues and parallel processing to analyze our PostgreSQL data and bring the most favorable customers and buyers together on the marketing campaigns.

São Paulo Area, Brazil

- Custom e-commerce solution developed in PHP using Zend, Symfony and Yii frameworks.- Performance optimizations on all customer workflows using technologies such as Redis, Memcached e RabbitMQ, with focus on Black Friday and other high-traffic sales- Worked on REST APIs development tailored for our mobile apps experience

São Paulo Area, Brazil

- Planning and development of a multisite wordpress ecosystem, growing the current structure from 10 blogs from more and a 130 blogs and 30 websites running on only two AWS instances.- Custom plugin development focused on performance optimization, theme personalization for the journalists needs, in-house CMS integration, security access, publishing.

São Paulo Area, Brazil

Worked on a complete frontend refactoring.At the time the "web standards" movement was getting traction and with the new CMS system the company developed, we reworked all the page templates into the new standards, new design and better SEO. Some layouts were 10 years old and have never seen a single adjust since its creation.