A senior full stack developer with 6 years of experience building Ruby applications and solutions for data, finance, and marketing efforts. Cassio’s well versed with Ruby on Rails, JavaScript, React, PostgreSQL, MongoDB, and AWS. While he’s strongest with back end development he is also has strong experience developing front ends, business intelligence, and microservices.
Hire CassioDesigning, developing, and implementing SaaS fintech application with quote to cash servicing recurring revenue SMBs. Responsible for developing digital accounts with full fledged payment processing and integrations across finance, accounting, and analytics. Implemented microservices and built user interfaces / portals for customers and admins.
Developed an implemented a full feature cross-border payment gateway that services international merchants selling in Brazil. Responsible for developing market intelligence products, products pricing, pricing elasticity, data enrichment and customer segmentation, credit model, merchant discovery and follow up, credit card approval, and more.
Developed and implemented an online wine marketplace that connects vineyards, wine yards, and merchants with end customers. Led a team of 6-7 engineers, devops, and designers. Built a two-sided marketplace software and a back-office admin portal for operations. Also performed analytics, collected data, and optimized sales processes.