Domenico Schettini Filho

• I work developing integrations with different PSP, like Braintree and Adyen. • We have a payment platform derived from a monolith and now transformed to microservices. • We use Spring Integration for different methods of integration, like consuming files or pooling databases. • We are responsible to orchestrate our own webservices using Istio + Kubernetes. • I work developing the payments webservices and at the same time helping to build the payments frontend using micro frontends.

• I work developing integrations with different payment methods. • We have a payment platform derived from a monolith and now transformed to microservices. We continuously develop new features and give maintenance for the payment platform. • We are responsible to orchestrate our own webservices using Istio + Kubernetes. • I work developing the payments webservices and at the same time helping to build the payments frontend using micro frontends.

• Developing new ultra-low latency core gateway for the trading area. New gateway applies internal customizations i.e., lock free algorithms, pool objects with lock free data structures & the minimum of threads as possible to have high throughput with the lowest latency. • Developed gateway using Artio with Aeron & Java. • Implemented CI/CD using Bitbucket and Jenkins. • We developed a internal admin portal for the gateway as well.

• Contributed to planning and developing all microservices architecture and all CI/CD. • We adopted market technologies as: API Gateway Zuul, Eureka Service Discovery, Java 8, Spring Boot with Undertow, event queuing with RabbitMQ and lastly CI/CD using Docker and Gitlab CI; • Developed and delivered the first file layout converter using Python 3, SQLAlchemy and Watcher; • Technical leadership and team members coaching;

• App development for credit card payment machines of first and second generations. The apps were developed for the Android (Second Gen) and Redeflex (First Gen) system. • Credit card payment machine software maintenance; • Continuous Integration & Deployments handled through Jenkins & Docker • Use of Junit & Mockito for unit & integration testing (achieve 80% coverage); • Developing of new Rede telecharger (it is a kind of software update process);