Ronaldo Stevan Hernández Navarro
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Ronaldo Stevan Hernández Navarro

Ronaldo Stevan Hernández Navarro  new_releases

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Middle Backend Web Developer - Data Scientist - Data Engineering
Soledad, Atlántico, Colombia
Contact Ronaldo regarding: 
Flexible work
Starting at USD10/hour
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Résumé

Jobs verified_user 0% verified
  • B
    Middle Backend Developer public Remote experience
    BLOSSOM TECHNOLOGIES, INC.
    Jun 2024 - Current (1 year 4 months)
    + Build backend microservices for tax application solutions based on web components instructions, handle with OAuth, Data Encryption, ORM repository pattern design for retrieving client data to transmit into vendors connection ( in pre-fill or pre-populate workflow), and expose services to be orchestrate by frontend. + Develop system oriented to the microservices architecture, ensuring good operation in application function involve activities like data processing,performing calculation. + Create and Mantain API in web services enabling communication between front end and back end using integration development. + Implement security system such as authentication and authorization to avoid risk in incoming applications. + Improve server perfo
  • FRContent
    Software Developer
    FRContent
    Jan 2024 - Sep 2024 (9 months)
    + Develop system to connect the graphina graphs with automated data boosted with app script on Google sheet, to show to clients of Plataforma.ai statistics related with campaign Google ads result. + Model the information extracted from different sources to fit google ads campaings then increase views gained per announcement using generative models and set parameters to generate path relative of getting instructions from it. + Data scrapping from social networks and Plataforms of massive consume like YouTube, Spotify to booste performance of analytics from artists. + Develop Ai system to set up Google ads campaign base on big data providers, using Google ai studio +Develop, testing and deploy a microservices to laplataforma.ai solution w
  • A
    Machine Learning Engineering public Remote experience
    Agencia Nacional de Tierras ANT,
    Feb 2023 - Current (2 years 8 months)
    + Desarrollo de procesos de automatización para la mejora de los procesos de recopilación de datos a partir de proyecto de reforma agraria, determinando rutas de metodologías ágiles para la validación, transformación y consolidación de la información. + Generación de flujos de imputación de datos georeferenciados de acuerdo a la información de municipios y la implementación de lenguaje natural de procesamiento para el cruce de la información no relacional de tablas de operatividad de acuerdo a la información de ingesta de datos para la implementación de modelos de forecasting y análisis de series de tiempos. + Desarrollo de scripts para semi-automatización de la transformación de datos alojados en un working directory de la DIAN + Construc
  • Stradata AML
    Data Analyst public Remote experience
    Stradata AML
    Sep 2022 - Jun 2024 (1 year 10 months)
    + Relational data analysis taking account different databases regarding with profile and transactions operation of bank data working on business rules to identify patterns which turns out insight to improve the fraud detection model and support auditory team, using KNIME to analysis more than 150 Millon of data (big data), organizing and scripting relevant data visualization using POWER BI in integration with RStudio and Python. + Implement web scraping /crawling using python to extract news related with Procuraduría General de la Nacion’s site extracting most important features. + Implement web scraping /crawling using python to extract registers of Las Empresas’s site extracting most important features. + Apply rule to the business contex
  • UTEL Universidad
    Python developer BI public Remote experience
    UTEL Universidad
    Jul 2022 - Sep 2022 (3 months)
    + Develop algorithms in python to determine rules and integration of databases, it turns out to public new dashboards on TABLEAU SERVER. + Build functional ETL to aggregate information related with programs like HUBSPOT, Iconcert6 to data mining and extract information on S3 using python to connect AWS Athena server also using TABLEAU PREP. + Develop useful dashboards on TABLEAU to BI team
  • T
    Reporting Analyst public Remote experience
    TPMAR
    Jun 2022 - Sep 2022 (4 months)
    + Handle with daily reports related with Performance of operation to the projects VISA and CINCH companies. + Update reporting package using importers from mySQL, giving solutions for the regular problems within. + Prepare weekly reporting of performance and KPIS of projects
  • UTEL Universidad
    Data Scientist Analyst public Remote experience
    UTEL Universidad
    Mar 2022 - Sep 2022 (7 months)
    + Develop predictive models and machine learning algorithms. + Responsible for the comprehensive and high quality delivery of complex projects. + Apply statistical methodologies and machine learning for problem solving. + Create data science solutions to solve complex problems and drive growth initiatives. + Innovate and find creative ways to analyze and utilize data. + Participate in and/or lead the development of content aligned to project needs. + Present information using data visualization techniques. + Suggest state-of-the-art modeling and machine learning techniques in accordance with industry best practices. + Provide advice to the team. + Collaborate with software development, data engineering and business intelligence teams. + Co
  • FRContent
    Data Analyst
    FRContent
    Jan 2022 - Jul 2022 (7 months)
    + Developing and maintaining databases, data systems – reorganizing data in a readable format. Performing analysis to assess quality and meaning of data. + Using statistical tools to identify, analyze, and interpret patterns and trends in complex data sets could be helpful for the diagnosis and prediction + Analyzing local, national, and global trends that impact both the organization and the industry. + Preparing reports for the management stating trends, patterns, and predictions using relevant data. + Working with programmers, engineers, and management heads to identify process improvement opportunities, propose system modifications, and devise data governance strategies. + Preparing final analysis reports for the Strategy Team to unders
  • Departamento Administrativo Nacional de Estadística DANE
    Data Analyst public Remote experience
    Departamento Administrativo Nacional de Estadística DANE
    Sep 2021 - Dec 2022 (1 year 4 months)
    + Web Scraping / Web crawling implemented to colombian cities real state data using python. + Geostatistical analysis to the MGN to develop indices related to land value context using Geoda, QGIS, RStudio and Python. + Exploratory data analysis for the data extracted from real state market, implementing text mining, NLP, clustering, visualization tools and kriging interpolation. + Develop methodology to update databases from cadastral appraisals and Commercial appraisals applying machine learning models to model the data and predict the relation between both variables.
  • G
    Reporting Analyst BPO
    Gestiones y Soluciones SA (GEYSO SA)
    Jul 2021 - Sep 2021 (3 months)
    + Development of reports with performance KPI's on portfolio collection management routing for defaulters in the city's utilities (AIRE, triple A, etc). + Monitoring of portfolio collection management for more than 25 managers (on average) according to their geolocation and daily traceability of the process. + Generation of reports with databases and updating of the same in view of the different types of collections generated daily. + Generation of Call Center performance reports for portfolio collection management.
  • Universidad Autónoma del Caribe
    Analyst Intership
    Universidad Autónoma del Caribe
    Sep 2020 - Mar 2021 (7 months)
    + Support to the procedure of annual action plan from institutional graduated program, handle with the update and improvement of analytical chapters and procedures of impact studies from different academic programs, concurrent to the build of quarterly execution forms + EDA in the graduated database (54600) as an instrument to support the characterisation of training impact study reports and their consequent construction for each of the programmes in the process of renewal of their qualified registration. + Management of labour intermediation microsite for job vacancy monitoring, reporting and data analysis. + Monitoring and control of the information provided by the competent entities of the university in terms of the guidelines for the im
Education verified_user 0% verified
  • A
    R for Data Analysis
    ALI María Luciana;; ALI María Luciana y MELLADO Noemí;; ALI María Luciana y Otros
    Jan 2020 - Dec 2020 (1 year)
    -Data manipulation using the framework on Rstudio by libraries like “dplyr”, “magrittr” through pipe operator doing operations in dataframes. - Data visualization using ggplot 2, spatial distribution reading csv data and making plots like bubble plot, areas, correlograms.
  • Universidad Autónoma del Caribe.
    Ingeniería industial
    Universidad Autónoma del Caribe.
    Jan 2016 - Dec 2020 (5 years)
    *Elaboración de trabajos de campos: 1)PLASTIATLANTICO S.A.S : Elaboración de una propuesta de mejora para la estandarización de los tiempos de producción que permitieran reducir el coste operativo con ayuda de un dispositivo para la reducción de tiempo de cambio de moldes ( principal cuello de botella), gracias al enfoque en las aplicaciones de las herramientas de control de calidad, desarrollo de modelos de optimización y toma de tiempos. 2)ELECTRICOSITALIA S.A.S: Preparación de un plan de mejora para los procesos de aprovisionamiento y gestión operativa de la unidad de producción de curvas PVC, implementando herramientas asociadas a la gestión de inventario, política de inventario ,MRP, MPS ( acompañado del uso de herramientas cómo Statgr