Daniel Müller - Data Scientist / Analysis, SoliDeo Glória Data Analytics

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Work Background

Soli Deo Gloria Data AnalyticsBusiness Owner

May. 2021I am the founder and sole employee of my company, where I specialize in Power BI projects, connecting various data sources such as APIs, SQL, MySQL, and Excel spreadsheets. My mission is to develop robust data structures for companies that lack a solid foundation, generating valuable insights through well-crafted dashboards. I occasionally collaborate with specialized consultants to ensure that each project delivered meets the highest quality standards. In addition, I have experience in data modeling, creating SQL Server tables, and implementing data pipelines that feed these databases for subsequent analysis. I also work on Python projects, structuring unstructured data and transforming it into strategic information that helps my clients make more informed decisions.

BairesDevData / B.I Consultant

Nov. 2021 - Aug. 2024Califórnia, United StatesData/B.I consultant working remotely along with Baires Dev's customers worldwide.

eBayData Science Specialist

Nov. 2021 - Jun. 2024Califórnia, Estados Unidos• BigData Dashboard Development and Automation: Developed a sophisticated dashboard integrated with BigData databases using the SparkSQL driver. This involved establishing connectivity to tables with a voluminous dataset exceeding 10 billion rows. Automated the entire daily update process and streamlined content distribution based on user preferences. • A/B Testing Implementation and Analysis: Spearheaded the setup, analysis, and reporting of A/B tests, leveraging both online and offline methodologies. Conducted thorough offline analyses to complement insights generated by the internal tool, ensuring comprehensive evaluation of A/B test outcomes. • Data Analysis of Buyer Actions on eBay Homepage: Executed comprehensive data analysis encompassing all aspects of buyer interactions with the eBay homepage. This involved daily utilization of Spark tools, incorporating Python and SQL extensions, to scrutinize substantial datasets exceeding one billion rows.

OiData Specialist

Apr. 2019 - Nov. 2021Rio de Janeiro e Região, Brasil• Participation in PowerBi Implementation Project: Engaged in a pivotal role within the PowerBi implementation project for the respective business area, contributing to the successful integration and utilization of PowerBi for enhanced data analytics. • SQL Server Development for PowerBi Data Consumption: Played a key role in developing Views and Procedures within SQL Server, facilitating efficient data consumption in PowerBi for comprehensive business intelligence. • Strategic Dashboard Development and Daily Information Dissemination: Orchestrated the creation of pivotal Views and Procedures in SQL Server for optimal data consumption in PowerBi. Led the daily dissemination of crucial information to the entire sales team, spearheading the construction of the most accessed dashboard in the company, comprising nearly 1,000 reports. • Utilization of On-Premises Data Gateway for Automation: Implemented on-premises data gateway to automate daily data refresh processes, ensuring seamless and up-to-date information accessibility. • Diverse Data Source Connectivity in PowerBi: Successfully established connections in PowerBi with a variety of data sources, including SQL Server, MySql, Local Folders, Web URL, REST API, .xls, .csv, Google Analytics, among others. • Creation of "Cradle to the Grave" Processes: Developed end-to-end data processes, where information originating from MS Excel was coded for importation into SQL Server tables. Constructed views to align with PowerBi requirements, ensuring a seamless flow of data from its inception to consumption. • Advanced Application of DAX Language: Demonstrated proficiency in the advanced application of DAX language, incorporating Virtual Tables, Iterating Functions, Time Intelligence Functions, and other sophisticated techniques to enhance the analytical capabilities of PowerBi.

Carvalho Hosken S.A.Intelligence Coordinator

May. 2018 - Apr. 2019Rio de Janeiro, BrazilReal State market analyses; Dashboards Design, Developement and Implementation to give visibility to the market KPI’s; ROI calculation using Google Analytics and Adwords metrics; ETL Process; Data Mining and Data Cleansing; Generate KPI’s by crossing google analytics information with CRM information;

Brasil BrokersBusiness Intelligence Analyst

Jun. 2015 - May. 2018Rio de Janeiro, BrazilDatabase management; Sales force KPI’s; Automation of Data Generation; ROI analysis; Responsible for Power Bi implementation;

Finity ConsultingBusiness Intelligence Consultant

Apr. 2012 - May. 2015São Paulo, Brazil• Documentation, Technical Development, and Operational Support: Contributed significantly to the successful implementation of solutions, involving a comprehensive approach to documentation, technical development, and operational support. • Documentation of the Solution with Key Users: Collaborated closely with key users to document the solution meticulously, ensuring clarity and alignment with user requirements. • Technical Development of the Solution: Undertook the technical development of the entire solution, adhering to established business rules and standards to deliver a robust and effective solution. • Testing and Assisted Operations, Including Bug Fixes: Played a pivotal role in the testing phase and provided operational support, actively participating in bug-fixing activities to ensure the seamless functionality and reliability of the implemented solution.