Juliano Cassoli

Developed and maintained backend services handling financial transactions and receivables operations, supporting production workloads and integrations with banking systems. Worked with Kotlin/Java, Spring Boot, Azure DevOps CI/CD, and AWS to deliver reliable service operations.

Maintained and evolved legacy Java 17 systems running on the OSGi runtime with a Vaadin front-end for European municipal tax management applications. Collaborated with international teams in English and supported ongoing improvements to the fiscal management platform.

Led development and support of TIM’s web and mobile applications as a full-stack developer and technical contact with the client. Delivered and maintained backend and frontend components using Java/Tomcat/WebLogic, Angular, Python, and CI/CD with Docker and Jenkins.

Implemented and supported microservice-based applications for international clients, including a discount management system and backend services for a Jeep mobile cart experience. Developed and operated systems using Java/Spring Boot with Kafka, HBase, RabbitMQ, observability tooling, and CI/CD with Docker on Cloud Foundry.

Consulted on the UPF product, responsible for implementation and integration in financial institutions. Coordinated integration of the PIX payment system in a national acquirer, supporting UPF service integrations and ISO 8583 messaging alongside SOAP/XML and REST JSON APIs.

Developed and maintained microservice-based systems on AWS, building serverless and API-driven components for production environments. Implemented AWS Lambda/API Gateway and data messaging using DynamoDB and SQS, with automated CI/CD and containerized deployments.

Designed and developed solutions for the banking sector, including backend development for a vehicle-loan application for Bradesco. Built microservices using Spring Boot and PostgreSQL, containerized services with Docker, and contributed JavaScript front-end work.

Developed a new product from a partnership between companies, focusing on enterprise processing capabilities including OCR. Implemented the solution using Java 8 with Tomcat and Spring, delivering automation and integration workflows through Jenkins and BPM/ECM tooling.

Designed and developed a custom solution for contact centers, including backend services and integration with telephony systems. Delivered the platform using Java/J2EE on GlassFish with PostgreSQL, JavaScript, and Asterisk.

Developed and maintained corporate products, working across service-oriented components and integration layers. Built and evolved systems using Java 6 with Tomcat, SOA/OSGi/CORBA, Lotus Domino, MySQL, and virtualized infrastructure on VMware ESXi.

Developed and maintained IBM products, working on-site with IBM’s team in Phoenix and later remotely from Brazil. Supported web provisioning and service request systems as well as an IVR application, using IBM WebSphere, MQ, Struts/JSP, and JavaScript.

Developed web applications for the telecommunications sector and supported systems for cell-tower monitoring and legally requested call recording management. Built using C/Visual C++ and Java on Tomcat with Struts, HTML, and JavaScript, following RUP and CMM Level 3 practices.

Bachelor’s Degree in Computer Engineering at Universidade São Francisco from 1996 to 2001.