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Work Background
freelancer WorkPython Freelancer
Jan. 2025Brasília, Federal District, Brazil
SchiefAIPython Developer
Oct. 2024 - Dec. 2024Brasilia, DF, BrazilTASKS PERFORMED:
Designed and developed GenAI-powered APIs using LangChain, integrating LLMs for automation and knowledge retrieval. Built custom AI chatbots for internal business automation and customer support. Developed scalable microservices in Spring Boot and FastAPI for AI-driven applications. Integrated RAG pipelines for knowledge-intensive applications using vector databases. Deployed cloud-based AI solutions using AWS Lambda, S3, and Azure Databricks. ACHIEVEMENTS: Key Contributions:
✔ Developed AI-powered document generation solutions for the public sector.
✔ Automated complex document processing, significantly reducing manual effort.
QintessJava Sofware Engineer
Nov. 2022 - Jul. 2023Brasília, Distrito Federal, BrazilJava developer mainly coding Spring applications
-Development of solution for Brazilian telephone companies in Java TASKS PERFORMED:
Creation of A&D projects
Prepared reports.
Creation of new features in Java ACHIEVEMENTS:
✔ Developed high-performance telecom solutions in Java & Spring Boot using hybris ✔ Improved network optimization using JMS and real-time data processing.
GLOBAL HITTSJava Software Engineer
Jul. 2022 - Nov. 2022Brasília, Distrito Federal. BrazilCoding mainly in Java using JBoss to connect with several teaching hospitals
-Java development
-code review
-development of gits branch TASKS PERFORMED:
Creation of A&D projects
Prepared reports.
Creation of new features in Java ACHIEVEMENTS:
Use of Hadoop for big data related to hospital systems
Engineering Ingegneria Informatica SpaJava Software Engineer
Apr. 2022 - Jun. 2022Italyskills: Computer Programming, Software Developer, Java, English
AccentureSoftware Engineer
May. 2021 - Apr. 2022São Paulo, BrazilLed development of scripts and programs for clients. Tasks Performed:
1.
Data Modeling – Maintained old data structure and projected new structures in PostgreSQL.
2.
Image Processing: Developed functionalities using java.awt.image to process images such as tickets and checks.
3.
Created functionalities to read images using java.awt.image to read tickets and checks.
4.
Improved security routines:
5.
Validated all user input to prevent code injections such as SQL injection, cross-site scripting (XSS), and other injection attacks.
6.
Utilized robust authentication and authorization mechanisms to protect sensitive resources, including Spring Security.
7.
Implemented tokens anti-CSRF to protect against CSRF attacks.
8.
Microservices Development: Contributed to the design and implementation of microservices architecture using Spring Boot, enhancing modularity and scalability.
9.
Big Data Processing: Leveraged Apache Spark for efficient data processing tasks.
10.
CI/CD Implementation: Spearheaded the setup and maintenance of CI/CD pipelines using Jenkins for automated testing and deployment, ensuring rapid and reliable software delivery.
11.
GCP Load-Balancing: Implemented Google Cloud Platform load-balancing solutions to ensure high availability and fault tolerance.
12.
Utilized WAF to protect the application against application layer attacks.
13.
Extended existing system interfaces using Spring, JSP, and Servlets.
14.
Utilized Python and React for certain modules or components.
15.
AWS Integration: Successfully integrated AWS services for cloud computing solutions, optimizing performance and scalability.
16.
Utilized Apache Spark for data processing tasks.
Instituto Nacional de Tecnologia da Informação - ITISoftware Engineer
Feb. 2021 - May. 2021Brasília, Federal District, BrazilJava Developer and Python Developer - RPA ITI is responsible for certification in Brazil
-Methods and solutions executed every weekday in java python
- team and senior meetings
- Job automation algorithms
Instituo Nacional de Tecnologia da Informação - ITISoftware Engineer
Feb. 2021 - May. 2021Engineering Ingegneria Informatica SpaJava Developer and Python Developer - RPA ITI is responsible for certification in Brazil
-Methods and solutions executed every weekday in java python
- team and senior meetings
- Job automation algorithms
Tecnisys Tecnologias InovadorasBig-Data Haddop Analyst
Aug. 2018 - Dec. 2018BrasíliaHADOOP CLUSTER ADMINISTRATOR Responsible for building and maintaining Hadoop Clusters for Tecnysis Clients. Typically, customers were
government institutions or banks and had PentaBytes of data flowing per day. In addition to installing and maintaining clusters, I was responsible for teaching customers to use Hadoop tools: (Hive, Spark, Zeppelin, etc.) TASKS PERFORMED:
Creation of A&D projects
Prepared reports.
Managed Hadoop clusters for customers.
Created Java solutions especially for web applications linked to Hadoop clusters
Creation of Big Data analytical solutions for clients.
Developed lesson plans and taught clients about Hadoop solutions
Created Linux Shell Scripts to automate the installation of Hadoop Clusters ACHIEVEMENTS:
Automated process for cluster management.
Identified and resolved various issues related to Hadoop clusters.
Taught several clients about Big Data concepts and technologies.
Technologies used: Shell Scripting, SQL, Java, PostgreSQL, Hadoop, Scrum.
Escola Nacional de Apredizagem Pública - ENAPBI Analyst
May. 2017 - Jul. 2018Brasília, BrazilBUSINESS INTELLIGENCE ANALYST Designed demographic studies with BI technologies. was responsible for business development
Intelligence, Big Data studies using data from public servants in Brazil. I used Pentaho for data
mining, Python and R to develop data science studies and Hadoop to store and load data. TASKS PERFORMED: Reports generated and prepared.
Database built for data mining.
Creation of web dashboards for BI studies.
Manage the work of the teams. ACHIEVEMENTS:
Led the BI analytics project and dashboards using demographic data.
Contributed to the development of the Dynamic Web platform used by the community to extract information regarding the public service in Brazil.
Started the Agile Culture in the company managing the team's work as Scrum Master.
Technologies Used: R, Python, SQL, Pentaho, Python, Hadoop, Scrum.
IEEE UnBEdSoc Representative IEEE UNB Presidential Committee
Feb. 2017 - Dec. 2017BrasíliaOn the committee, I helped to develop the IEEE Student Branch of the University of Brasília (UnB) and defended the interests of the Education Society (EdSoc)
Fundação EstudarAmbassador
Aug. 2016 - Dec. 2016São PauloAt Fundação Estudar, I am in training to be a leader of the Foundation. Fundação Estudar aims to form leaders among young Brazilians. In it, I am a representative of the Education Society of the IEEE student branch of UnB
IEEE UnB Student Branch - Education SocietyIEEE / UnB Student Branch Education Society President
Jan. 2016 - Sep. 2018UnB - Brasília/DFAs president of the Education Society, I coordinate the society's staff for the Marketing, Projects, Administration and Finance departments. I represent the Society in Brazil and before the IEEE. The main objective of the educational society was to promote all IEEE educational projects at the University of Brasilia (UnB). The main activities were training in teaching skills, public speaking skills and Projects and Problem-Based Learning Projects.
Inova Telecomunicações e SistemasSoftwaare Engineer
Jan. 2014 - Jul. 2016Brasília, DF, BrazilResponsible for building and maintaining the software system of the public Ambulance System in my city. There were some difficulties with planning. I was a Java/C++ programmer and had some database administration skills, but I concluded that the biggest problem was getting information and not data. I propose that you study Business Intelligence and Data Analytic so that the company has richer and better information, faster and updated so that
could offer a better and cheaper service. After that, the company expanded the data-drivenness feature and saw a 30% reduction in fatalities related to the ambulance system. reduction of operating costs by approximately 20%. TASKS PERFORMED:
Database creation for data mining.
Created Python solutions for data mining
Created dataflow solutions for ambulance system dashboards using java Spark.
Creation of visual solutions for the ambulance system in Brasilia/Brazil
Managed real-time up-going solutions for Brasília's ambulance system using Java Spark.
Used AWS to develop data science analysis of the ambulance system in Brasilia.
Initialize the data culture in the enterprise
Lead the software Scrum team
Developed reports. ACHIEVEMENTS:
Initiated analysis and optimization of the ambulance system.
Creation of dashboards for real-time visualization of the ambulance system:
Reduced ambulance system cost by 30% and increased system performance as
good. TECHNOLOGIES USED: SQL, Oracle, Python, Pentaho, React, Java Spark, Hadoop, Scrum.
Reachthe worldIntern
Jul. 2013 - Aug. 2013New York, USAI was selected for an internship at Reach the World, located in New York, at the end of my experience at Science Without Borders. Reach the World is a not-for-profit NGO whose goal is to expand the worldview of America's youth as a whole. In it, I was responsible for developing lesson plans, administrative tasks, visiting schools, and teaching with teachers at schools in and around New York.
IEEE Student BranchVolunteer
Jan. 2012 - Jan. 2016Brasília, DF, BrazilIn the student branch of IEEE, I was responsible for creating and coordinating the Electron Project, from 2012 to the present day (year 2015). The purpose of the Electronic Project is to encourage public school students to pursue a professional career in Engineering or Exact Sciences. For this, volunteers from the Eletrônica project plan and teach basic electronics classes for these students in a dynamic and practical way. Such classes have as a differential the purely practical character and directly linked to the application of theoretical concepts of the exact sciences. Since 2012, the project has won several awards. All prizes won under my coordination.
Mecajun - Junior Enterprise of The Mechatronics Course in BrasíliaConsultant
Jan. 2010 - Jan. 2012Brasília, Distrito Federal, BrazilI was responsible for research, together with my colleagues, on issues relevant to the Research and Development Directorate's projects
Mecajun - Junior Enterprise of The Mechatronics Course in BrasíliaResearch and Development Consultant
Jan. 2010 - Jan. 2012Brasília - UnBAt MECAJUN, I was part of the R&D department where I developed with the team, focused, in general, on electronics aimed at residential/building automation.
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