João Prado Email & Phone Number

State Of São Paulo, Brazil

São Paulo, Brasil

Currently, I work as an IT engineer focused on mainframe environments and modern technologies. I develop and optimize COBOL and Assembly programs for critical transaction processing, ensuring system efficiency and reliability. I also automate complex processes using JCL, managing workloads and ensuring automatic job recovery via JES.In the database management area, I am responsible for maintaining and optimizing DB2 schemas on z/OS, ensuring high availability and performance. I also… Show more Currently, I work as an IT engineer focused on mainframe environments and modern technologies. I develop and optimize COBOL and Assembly programs for critical transaction processing, ensuring system efficiency and reliability. I also automate complex processes using JCL, managing workloads and ensuring automatic job recovery via JES.In the database management area, I am responsible for maintaining and optimizing DB2 schemas on z/OS, ensuring high availability and performance. I also manage PostgreSQL on Amazon RDS, performing tuning and automation to support large-scale operations.My experience in systems integration includes developing RESTful APIs with Node.js and Python, connecting mainframes to modern platforms and implementing connectivity solutions via MQ and FTP. Additionally, I focus on modeling and managing complex graphs in Amazon Neptune, using Gremlin queries to optimize data performance and accuracy.In web development, I use frameworks like Django and Flask to create systems that integrate relational and non-relational databases. On the front-end, I develop interactive interfaces with JavaScript, TypeScript, and React.js, providing efficient user experiences.In terms of AWS architecture, I am responsible for provisioning EC2 instances, automating processes with Lambda, and managing storage with S3. I implement robust security policies using IAM, STS, and Vault, ensuring compliance and security of access.Moreover, I apply continuous auditing and monitoring with CloudTrail and AWS Config, ensuring the security and compliance of systems. I use CI/CD pipelines to automate testing and debugging, ensuring that the code is of high quality and ready to meet business demands. Show less

São Paulo, Brazil

Intensive involvement in the development and maintenance of applications in mainframe environments, with a focus on Assembler and COBOL. Responsible for ensuring that the developed code is of high quality, meeting the performance and reliability requirements necessary to support critical transaction processing and data management operations. Direct involvement in process automation, utilizing JCL to optimize and manage complex workloads, ensuring maximum system efficiency.Development of… Show more Intensive involvement in the development and maintenance of applications in mainframe environments, with a focus on Assembler and COBOL. Responsible for ensuring that the developed code is of high quality, meeting the performance and reliability requirements necessary to support critical transaction processing and data management operations. Direct involvement in process automation, utilizing JCL to optimize and manage complex workloads, ensuring maximum system efficiency.Development of REXX scripts to automate administrative tasks, facilitating system interaction and improving overall productivity. The approach includes conducting rigorous testing and continuous inspections of mainframe systems, anticipating and resolving issues before they can impact system performance, maintaining the integrity and stability of applications, which is crucial for business continuity.Continuous support in a "Build and Run" mainframe environment, being essential in both the development and operational phases. Ensuring that systems are built according to specifications and continue to operate efficiently, adapting to new challenges and requirements as they arise.Involvement in the integration of legacy systems with modern platforms, using APIs and connectivity via MQ and FTP, ensuring that data flows securely and efficiently between different environments. This experience provides a deep understanding of the challenges and complexities involved in the operation and modernization of mainframe systems. Show less

Campinas, São Paulo

Focus on the design and implementation of automation and electrical architectures, creating robust solutions for industrial and commercial systems. Design of electrical panels and circuit sizing, ensuring safety, efficiency, and compliance with technical standards.Programming of industrial machines and commissioning of modern equipment, ensuring high precision and operational efficiency. Integration of automated systems, optimizing processes and increasing… Show more Focus on the design and implementation of automation and electrical architectures, creating robust solutions for industrial and commercial systems. Design of electrical panels and circuit sizing, ensuring safety, efficiency, and compliance with technical standards.Programming of industrial machines and commissioning of modern equipment, ensuring high precision and operational efficiency. Integration of automated systems, optimizing processes and increasing productivity.Involvement in the management and coordination of automation projects, ensuring functionality and harmony among all system components. Approach centered on automation and efficient management, resulting in more reliable and productive operations. Show less

Campinas, São Paulo, Brazil

# Design and implementation of automation and electrical architectures.# Design of electrical panels and circuit sizing.# Programming of industrial machines and commissioning of modern equipment.