Vanderlei K.
Back-end and Systems Engineer

Skills

Spring Boot

Sql

Github

Microsoft Sql Server

Java

Python

Postgresql

Jira

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Bio

Software Development professional with a robust and diversified career trajectory, starting from customer service at a notable bank to advanced solution development, particularly for financial institutions. While employed at a major bank for 16.5 years, built a solid foundation in customer service, business prospecting, and financial analysis for individual clients and small businesses, developing strategic insights into the banking sector.

As a backend Java developer, significantly contributed to the development of an ERP web application hosted on AWS, gaining deep knowledge in Java programming, system integration, and the implementation of advanced technological solutions. The recent role as a Software Engineer further showcased versatility by handling legacy Java code and adopting newer versions like Java 17, integrating diverse systems using microservices and low-code tools.

Expertise includes working with technologies such as AWS, PostgreSQL, SQL Server, Flyway, Spring Boot, Maven, and Git, managing systems from legacy to modern efficient solutions. Academic background spans from technical agriculture and an economics bachelor's degree to an MBA in financial management/auditing/control, capped with a master's degree in economics, and specialization in full-stack system development. Nearly a decade of university teaching experience, including publishing econometrics textbooks, adds to the diverse skill set.

Combining personal maturity with technical prowess, poised to make significant contributions to any organization’s objectives and projects.

Software Engineer
5/1/2023 - Present

Held the position of Software Engineer in a dynamic environment involving extensive software development across various facets. Developed proficiency in Java, particularly with versions 6 through 17, focusing on integrating JSP/WEB architecture with modern APIs. Demonstrated expertise in maintaining and enhancing legacy systems while adapting to technological changes by working with updated Java versions, incorporating best practices, and utilizing the latest language features.

Significantly contributed to the integration of diverse systems including internal and third-party solutions, such as Fepweb, Neurotech, Sinqia, OpenFinance, and RiskMoney, showcasing the ability to navigate and integrate heterogeneous environments effectively. Developed microservices using Java 17, employing a modular and scalable architectural approach to ensure efficient system performance.

Leveraged the Low Code tool Digibee to facilitate integration and process automation, expediting development and promoting operational efficiency. This tool was crucial in streamlining the client acquisition process from prospecting and credit proposal to account opening, enhancing the overall client journey.

Worked extensively with SQL Server, managing and optimizing queries to support the efficient performance of related systems.

The experience mirrors an aptitude for handling complex environments, adopting modern technologies, and executing effective system integration, particularly in the financial sector where precision and efficiency are critical.
Java Back End Developer
4/1/2021 - 5/1/2023

Developed critical features in Java, ensuring the efficiency, scalability, and maintainability of backend code. Collaborated with a multifunctional team involving developers, analysts, product owners, and quality assurance professionals to achieve project goals. Contributed to the development of an ERP application within the tax management module, deepening the understanding of business tax management challenges and complexities.

Worked extensively with microservices and hexagonal architecture, promoting functionality division and a clear separation between application and domain layers. Utilized PostgreSQL for database management, ensuring efficient and reliable data storage. Emphasized good development practices, including unit testing, version control, and adherence to coding standards.

The experience included the use of cloud infrastructure (AWS) to ensure the scalability and availability of the application. Skills developed encompass RabbitMQ, backend development, API development, various programming languages, application programming interfaces, relational databases, adaptability in technology use, software development, and team leadership.
Content Creator
8/1/2017 - 7/1/2019

Served as a content creator responsible for developing educational content for Econometrics 1 and Econometrics 2 in the EAD course in Economic Sciences. Developed clear and comprehensive theoretical materials to provide students with a solid foundation in econometrics, covering key concepts, statistical models, and economic techniques. Integrated practical examples and case studies, emphasizing real-world applications to illustrate the relevance of econometrics in various economic contexts. Produced comprehensive and accessible textbooks designed with a pedagogical approach to facilitate content assimilation and encourage active student participation. Stayed updated on trends, advances, and changes in the field of econometrics to ensure alignment with best practices and new developments. Focused on creating high-quality educational materials that inspired a deep understanding and practical application of econometrics concepts among students.
professor
1/1/2017 - 7/1/2019

Resumed the role of professor, teaching subjects such as International Economics, Econometrics 1, and Econometrics 2. Provided students with a deep understanding of economic interactions on a global scale through the subject of International Economics, exploring theories and concepts addressing challenges and opportunities arising from globalization. Leveraged previous experience to refine the approach in teaching Econometrics 1 and Econometrics 2, offering a solid foundation in quantitative methods applied to economics. Integrated practical examples and exercises to challenge students in applying learned concepts to real-world situations.

Invested in updating teaching methods, incorporating innovative pedagogical approaches to maintain relevance and engagement. Encouraged active student participation through discussions, practical projects, and collaborative activities. Provided additional student support through office hours to clarify doubts, guide projects, and offer a personalized learning experience. Demonstrated adaptability and a commitment to evolving as an educator, contributing to a dynamic and enriching academic environment at the institution.
professor
3/1/2007 - 7/1/2011

Served as a professor with a focus on the academic development of students in the Economics Sciences course, specializing in Econometrics 1 and Econometrics 2. Developed and taught courses that emphasized both fundamental principles and advanced techniques of econometrics, equipping students with the skills to apply statistical and mathematical methods for economic data analysis. Provided comprehensive instruction in additional subjects such as Macroeconomics and International Economics, imparting knowledge on economic theories, macroeconomic policies, and global economic phenomena.

Employed a pedagogical approach that combined theoretical knowledge with practical application through real-world examples and projects. Fostered active student participation by promoting discussions and challenges designed to prepare them for complex economic scenarios. Demonstrated proficiency in using educational tools and frameworks to enhance learning experiences.

This role contributed to the development of teaching expertise and reinforced a commitment to high-quality education, significantly impacting students' academic and professional potential.

Bachelor's Degree in Economics at FURB - Blumenau Regional University
2000 - 2004
Master's Degree in Economics at Federal University of Santa Catarina
2005 - 2007
Specialization in Full Stack Development at Pontifical Catholic University of Rio Grande do Sul
2023 - 2024
MBA in Financial Management, Controllership, and Auditing at Getúlio Vargas Foundation – FGV
2018 - 2019