Luiz C.

Back-end and Systems Engineer

Python Developer
12/1/2021 - Present

Developed proficiency in designing and architecting a backend system facilitating users in defining recurring or additional pension contributions. Acquired advanced skills in Java and Spring Boot for robust server-side development. Implemented secure RESTful APIs to ensure seamless integration and data exchange. Utilized Hibernate ORM for efficient RDBMS interactions and managed data persistence. Demonstrated expertise in PostgreSQL for database management and complex querying. Employed Docker for containerization to enhance development workflow and deployment consistency. Applied automated testing and Continuous Integration/Continuous Deployment (CI/CD) practices using Jenkins to maintain high code quality and reduce deployment time. Leveraged microservices architecture for scalable and maintainable system design. Ensured thorough code collaboration and version control through Git. Achieved significant improvements in system performance, security, and reliability, enhancing user satisfaction and system adoption rates.

Software Developer
9/1/2020 - 10/31/2021

Developed proficiency in Python, Django, Flask. Demonstrated expertise in RESTful API design and implementation. Extensive hands-on experience with SQL databases such as PostgreSQL and MySQL, as well as NoSQL databases like MongoDB and Redis. Implemented and optimized background tasks using Celery and RabbitMQ. Achieved seamless integration with third-party services using OAuth and other authentication mechanisms. Applied modern DevOps practices with Docker, Kubernetes, and CI/CD pipelines. Ensured robust code by practicing Test-Driven Development (TDD) and utilizing tools such as pytest and unittest. Employed Agile methodologies to drive project success and continuous delivery.

Technology Specialist
8/1/2019 - 10/31/2020

Developed advanced technical expertise in Python, with a specific focus on backend development. Engaged in extensive use of frameworks such as Django and Flask, ensuring robust and scalable applications. Leveraged SQL and NoSQL databases, gaining proficiency in PostgreSQL and MongoDB. Applied effective version control practices through Git, contributing to collaborative code maintenance. Demonstrated in-depth knowledge of RESTful API development and integration, improving data flow and system interoperability. Enhanced performance with asynchronous programming techniques using libraries like asyncio and Celery. Contributed to the automation of testing and deployment processes, utilizing tools such as Jenkins and Docker to streamline workflows and improve operational efficiency.

Senior Software Developer
6/1/2014 - 5/31/2019

Developed and maintained Sigef - Land Management System, a comprehensive tool for managing land information in rural Brazil. Specialized in the reception, validation, organization, and regularization of georeferenced data detailing the boundaries of rural properties. Implemented various functionalities to ensure the accurate provision of this information. Acquired extensive experience with geospatial data handling, land management processes, and government regulations regarding rural property. Enhanced skills in database management, data validation techniques, and the integration of mapping technologies within administrative systems. Contributed to improving efficiencies and accuracies in land information management through advanced software development practices.

Computer Learning Instructor
1/1/2012 - 12/31/2013

Developed expertise in teaching programming logic, database management, and hardware fundamentals. Delivered comprehensive instruction in network assembly and server configuration. Cultivated proficiency in various programming languages and frameworks essential for teaching. Utilized an array of tools to facilitate hands-on learning experiences. Implemented effective teaching methodologies to enhance student understanding of complex technical concepts. Fostered student engagement through interactive and practical learning sessions. Maintained up-to-date knowledge of industry trends and advancements to ensure curriculum relevance. Applied database management systems and network tools to provide real-world applications. Demonstrated strong organizational skills in curriculum development and classroom management.

Software Developer
1/1/2012 - 12/31/2013

Adapted the business model proposed by CAIXA to cater to the local context through the design and implementation of the Crediário Caixa Fácil software, a system managing microcredit provision to retailers in Pernambuco. This project focused on facilitating banking service outsourcing across all CAIXA branches and accredited retailers in the state. Key accomplishments include developing comprehensive understanding and application of banking business models, optimizing microcredit management operations, and ensuring seamless integration within existing banking infrastructure. Utilized a variety of technical tools and frameworks to achieve operational excellence and user satisfaction.

Social Educator and Computer Learning Instructor
12/1/2003 - 2/29/2008

Developed proficiency in community-driven project management and social impact assessment. Implemented educational programs focused on public and community matters addressing socioeconomic conditions in urban areas. Utilized conflict resolution frameworks to foster a Culture of Peace. Coordinated with local leaders to address disorganized urban growth. Conducted needs analysis, resource allocation, and collaborated with stakeholders for community engagement. Applied knowledge in organizational development to legally establish the organization and streamline operations.

Analysis and Development of Systems at Maringá University
2014 - 2018

Distributed Software Architecture at Pontifical Catholic University of Minas Gerais
2020 - 2022