Rian Miranda

Experience

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  Center of Intensive Studies

  Oct 2012 - Dec 2013

  Tutor

  • Taught physics and mathematics to middle and high school students in a clear manner, enhancing their abilities of solving problems in both disciplines.• Evaluated students’ progress by assigning in class duties after presenting fundamental concepts, which improved students’ comprehension about the discussed subjects.• Prepared senior high school students for university admission exams leading them to start their major courses.

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  Federal Fluminense University

  Jun 2014 - Dec 2014

  Teacher Assistant - Technical Drawing

  • Supported over 10 undergraduate students on their development in the Technical Drawing course, resulting in all students achieving excellent grades.• Explained concepts of blueprint design and plan reading during scheduled meetings.• Developed the project “Virtual Model for Comprehension of Architectural Designs” using Sketch Up to produce a 3D residential model, which led students to better perceive the meaning of architectural designs in a real project.• Presented the project “Virtual Model for Comprehension of Architectural Designs” at 2014 Engineering Week of University Federal Fluminense, obtaining magnificent evaluation from professors and students. Show less

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  Purdue University

  May 2016 - Aug 2016

  Research Assistant

  Research Topic: "Long-Term Preventive Maintenance for Highway Pavements."• Literature review on highway maintenance manuals designed by American transportation agencies (DOT'S).• Description and identification of the main types of distress presented by flexible or rigid pavements.• Determination of long-term preventive treatment alternatives based on the current condition of the roadway pavement.• Presentation of the construction techniques related to each treatment.• Formation of a cost base for the proposed treatments, following information provided by the DOT manuals.• Presentation of decision matrices that support treatment selection based on parameters such as climate, traffic volume, pre-existence of failures and their level of severity, implementation cost, and treatment life cycle. Show less

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  Sistema FIRJAN

  Jan 2017 - Dec 2017

  Civil Engineering Intern

  • Support project conception in conferences with the engineers in charge.• Responsible for project design by using AutoCAD.• Perform studies on Light Steel Framing through literature review and checking manufacturer's manuals.• Perform quantity takeoff and budgeting by contacting providers and evaluating the cost database.• Monitoring the engineers' activities to stablish the quantity takeoff.• Support the composition of memo reports and presentations, describing techniques and assets adopted on the projects. Show less

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  UFF School of Engineering

  Mar 2019 - Jul 2022

  Engineering Researcher

  Research Field: Application of Data Science to Investigate Hotspots and Main factors causing Accidents in the Brazilian Highways.Main Activities:- Data extraction, treatment and manipulation from official roadway accident databases generated by the Brazilian Federal Highway Police;- Implementation of GIS and R Language tools to georeference highway accidents;- Development of kernel density maps to find accident hotspots using leaftlet package in R;- Development of Logistic Regression and Negative Binomial models to asses the main causes of highways accidents;- Perform model validation via Hosmer/Lemeshow test and Maximum likelihood test;- Assessment of model accuracy via Confusion Matrix and ROC curves;- Use of Wald Test and Odds Ratio analysis to determine the main factors causing highway accidents at the study area;- Deliver insights to support transportation companies on troubleshooting vehicle crashes.Main Skills necessary at this position: Data Science, R Programming Language and Statistics.Note: You can check my published articles at the projects section of this resume. Show less