03/01/2025 updated
JJ
100 % available
Senior Software Engineer with 16 years of experience in payment processing and cloud services
Brazil
Worldwide
Bachelor of Computer ScienceApplication Programming Interfaces (APIs)Agile MethodologyAmazon Web ServicesCloud ComputingCode ReviewContinuous IntegrationDevOpsMaintenanceTelemetryCloud ServicesSoftware EngineeringTestingPayment ProcessingCode RefactoringMicroservices
Software Development
Extensive experience in software development, including code reviews, testing, and maintenance.
Cloud Services
Proficiency as an AWS Cloud Provider and implementation of cloud-based solutions.
Payment Processing
Expertise in PCI/DSS standards and processes for payment and credit card processing.
DevOps Practices
Application of DevOps methodologies, including continuous integration/deployment and monitoring/telemetry.
Agile Methodologies
Implementation of Agile practices and API-first approaches in software development.
Legacy System Modernization
Experience in refactoring and updating legacy code to modern development standards.
Microservices Architecture
Design and implementation of microservices architecture, replacing monolithic systems.
Extensive experience in software development, including code reviews, testing, and maintenance.
Cloud Services
Proficiency as an AWS Cloud Provider and implementation of cloud-based solutions.
Payment Processing
Expertise in PCI/DSS standards and processes for payment and credit card processing.
DevOps Practices
Application of DevOps methodologies, including continuous integration/deployment and monitoring/telemetry.
Agile Methodologies
Implementation of Agile practices and API-first approaches in software development.
Legacy System Modernization
Experience in refactoring and updating legacy code to modern development standards.
Microservices Architecture
Design and implementation of microservices architecture, replacing monolithic systems.
Experience
Professional experience10+ years
Freelancer since2021
Languages
GermanBasic knowledgeEnglishFluentSpanishFluent
Project history
In charge of core user notification service and user membership services. Implementing new features, refactoring legacy code, and configuring infrastructure-as-code for testing and integration.
Worked in the Messaging team, focusing on core services. Defined service domains and evaluated non-invasive solutions for legacy application performance improvement.
Served as technical reference for the company's biggest product. Defined architecture solutions, replaced legacy monolithic services with microservices, and implemented CI/CD based on SaaS.