Senior Data Scientist at Atlassian with the objective to drive strategic insights by managing and tracking OKRs (Objectives and Key Results) to align with business objectives.Responsibilities:- Leverage data analytics tools to extract insights and support informed decision-making.- Develop and train AI/ML models to predict and analyze key metrics.- Enhance team processes through data-driven decision-making.Technologies:- Utilize Databricks for data processing and analytics, with AWS Athena for querying large datasets.- Employ SQL and Python Spark for querying, processing, and aggregating big data.- Use Tableau and GraphQL for data visualization, dashboarding, and reporting.Skills:- Strong analytical and problem-solving abilities.- Expertise in data visualization and interpretation.- Proficient in managing and optimizing data workflows.

– Experience: NLP tasks mainly focused on Classification and Clustering, and FullStack Developer focused on Microservices Architectures implemented in Python– Development: Data cleaning and preprocessing, Backend with ML Models andbuilt-in reporting tools (charts and dashboards), and Frontend to present results• Techs: Python, Elasticsearch, MongoDB, Docker on IBM Cloud/Cirrus (OpenShift)• Competences: MLOps Implementation following the CRISP-DM Methodology• Challenges: Data Analytics, Exploration and Visualization of textual documents,Data Structuring (ETL) from several and diverse repositories with Named EntityRecognition, Rule and AI-Based classifications to populate and normalize fields– Other Achievements:• POCs with RAG (Retrieval Augmented Generation) using LangChain/LlamaIndex• Setup an MLflow environment to manage deployed models and organize retraining• Leadership over other Data Scientists intra and inter-squads across the company• Volunteer work at IBM’s DS Guild on CI/CD research guidelines for Trustful AI• Quality assessment, normalization, and unification from large and diverse sources

Latest: SCC0243-3 - Architecture of Database Management SystemsPrevious Experiences in Graduate Teaching Assistant:Jul 2015 - Nov 2015: (SCC0241) Databases LaboratoryFeb 2015 - Jun 2015: (SCC0215) File OrganizationJul 2014 - Nov 2014: (SCC0229) Seminars in Computing III

Experience with:- Incident and Problem Management. - Finding bugs in a huge system and plan a workaround for the problem or propose a final solution. - Technologies: Java, JavaScript, Linux Shell Scripting, PL/SQL, Oracle, DB2, and IBM Maximo Asset Management. - Developing a web system using PHP, CSS, Tomcat, and MySQL to allow the Ícaro Technologies members to perform an online 360-degree evaluation.

Title: Focusing on Different Types of Queries and Images in the iDWing (Image Data Warehousing Environment)Supervisor: Cristina Dutra de Aguiar Ciferri

Experience with:- Developing web systems using CMS Joomla, and training clients to manage them. - Vice Director of Quality Department (Year of 2012)- Enterprises Techniques and Process Management Tools: PDCA (plan–do–check–act), Business Process Model and Notation (BPMN), Management Excellence Model (MEG®), Risk Analysis, Market Research and Customer Relationship Management (CRM).

Title: Software Development for calculation of a new glass-forming ability criterion in metallic alloys.Supervisor: Marcelo Falcão de Oliveira