Letícia Greff

Letícia Greff

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Data-Driven Analyst | Data: Analysis, Visualization and ETL Processes | Insights for Strategic Decisions
Florianópolis, State of Santa Catarina, Brazil
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Résumé

Jobs verified_user 0% verified
  • New Era Technology
    Global Reporter
    New Era Technology
    Feb 2025 - Current (1 year 4 months)
    Development of strategic reports and dynamic dashboards using Google Data Studio for trend identification. Built APIs for process automation, integrated with relational databases (PostgreSQL/SQL) for efficient data management and queries. Delivered actionable insights to support strategic decision-making, while maintaining and updating corporate databases in compliance with security standards.
  • P
    Operational Data Analyst
    Prox technology
    Jan 2023 - Jan 2024 (1 year 1 month)
    Developed and optimized Service Desk metrics by the construction of automated reporting systems for daily, weekly and monthly reports. Applied data analysis to identify trends in ticket volumes and response times, improving resource allocation and internal time management. Leveraged agile methodologies to streamline user onboarding and customer satisfaction assessments, resulting in enhanced user experience and efficiency.
  • P
    Operational Data Specialist
    Prox technology
    Jan 2023 - Jan 2025 (2 years 1 month)
    Leveraged data analysis and automation to enhance Service Desk productivity, driving a measurable improvement in SLA adherence and service quality. Designed and implemented dashboards that provide real-time insights into key performance indicators, enabling proactive decision-making and reducing non-conformities at customer services. Utilized SQL, LOOKER and Excel to streamline internal metrics tracking, contributing to operational efficiencies and supporting strategic initiatives for company growth.
  • P
    Data support intern
    Ponto a ponto
    Apr 2022 - Dec 2022 (9 months)
    Provided data-informed support in network and server management, utilizing analytical skills to optimize system configurations and enhance network reliability. Collaborated in diagnosing and resolving technical issues, focused on root-cause analysis and applying data insights to improve system performance and customer satisfaction.
Education verified_user 0% verified
  • (
    Data Science Skillpath
    (Start-tech Academy
    Feb 2024 - Dec 2024 (11 months)
  • U
    Analysis and systems development
    UniCV
    Jan 2024 - Current (2 years 5 months)
  • Udemy
    PowerBI and SQL Server aplications
    Udemy
    Jul 2023 - Sep 2023 (3 months)
  • G
    Fundamentals: Data Everywhere
    Google Coursera
    Jul 2023 - Nov 2023 (5 months)
  • L
    Agile management at work
    LinkedIn Learning
    Apr 2022 - May 2022 (2 months)
  • StartSe
    Training for Full Stack Jr developers
    StartSe
    Mar 2022 - Jun 2022 (4 months)
  • C
    Productivity and time management
    Conquer School
    Jan 2022 - Mar 2022 (3 months)
  • L
    Programming fundamentals: Databases
    LinkedIn Learning
    Jan 2022 - Jun 2022 (6 months)
  • (
    Customer service: Problem and conflict resolution techniques
    (LINKEDIN
    Jan 2022 - Jun 2022 (6 months)
  • U
    Automation and Control Engineering
    UFPel
    Jan 2017 - Jan 2020 (3 years 1 month)
Projects (professional or personal) verified_user 0% verified
  • -
    - "Qualitative analysis of epidemiological models for control measures"
    Apr 2020 - Jul 2021 (1 year 4 months)
    Scientific focused on applying data science to analyze the COVID-19 pandemic, including mathematical modeling and historical treatment methods, by using SQL and PostgreSQL. Created actionable reports in Looker and Excel to support public health policies.
  • "
    "LORAWAN studies focused on IOT applications and industry 4.0"
    Jul 2018 - Sep 2019 (1 year 3 months)
    focused on developing IoT and radio frequency applications to enhance security in smart buildings. The project leveraged smart sensors, ESP32, Arduino and a custom-built gateway, combining these technologies to create optimized security solutions for modern infrastructure.Foccusing on analytical methods to assess system performance, refine sensor accuracy and evaluate automation effectiveness, contributing to data driven improvements in building security systems.