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0Data Engineer
| Designed a desktop queueing app using HTML, CSS, JavaScript, and Electron to allow users to check-in for medical appointments. |
2Data Analyst
| Analyzed and tracked macroeconomic and social indicators using Microsoft tools to generate insights and analytics for one of the major telecommunications provider companies. |
1Machine Learning Engineer
| Developed database layer and application logic layer for a talent management web application. |
0Data Engineer
| Personalizing product discounts based on customer’s purchasing patterns. |
0Data Engineer
| Built ETL jobs to generate databases for training, validation, and testing. Explored, processed, and modeled data to feed machine learning models. Performed technical support in Analytics, prepared instruction manuals. Developed task automation scripts in a Big Data environment. Implemented data processing processes and applied ML models in a distributed manner in large amounts of data. Built reports using data visualization tools. |
0Data Engineer
| Assisted users of financial systems and system implementation. |
3Data Scientist
| Taught theoretical class focused on applied statistics and Simio Simulation Software. |
2Data Analyst
| Created, updated, and managed operational and strategic dashboards in Excel and Oracle Analytics Cloud to guide with data the investment decision process. |
1Machine Learning Engineer
| Created an object detector based on YOLO v4. Served it through a dockerized API on AWS with a frontend made on Streamlit. |
3Data Scientist
| Performed exploratory data analysis (EDA) on client-related data for a world leading consulting firm to assess data quality on current information available on tables with millions of rows and records. Concluded data was insufficient for model requirements and proposed new strategy. |
0Data Engineer
| Developed reports on customer churn trends based on various criteria (e.g. state, plan type, device, age) for brand managers of a telecommunications company to provide insights and inform customer retention strategy. |
2Data Analyst
| Analyzed SQL queries provided by clients showing how they generate the evidence for audit purposes, to verify quality, completeness, and accuracy in the information provided. |
0Data Engineer
| Used AWS S3 and Glue to build a layered data lake. |
4MLOps
| Provided technical support to help companies across telco, health insurance and retail industries manage their complete software lifecycle. |
3Data Scientist
| Designed and implemented a production classification model using Tensorflow that enabled business to improve statistical analyses performed from the data. |
1Machine Learning Engineer
| Developed a command console tool for automatic image layer-extraction for manufacturing processes. |
1Machine Learning Engineer
| Assessed the performance and feasibility of a novel BMS through simulations, statistical analysis and software development to support a patent application for a manufacturing company. |
0Data Engineer
| Managed the creation of data lakes and data warehouses, as well as exploratory and descriptive analysis, interactive visualizations development, and predictive and prescriptive analysis. |
0Data Engineer
| Developed multiple automated ETL pipelines for the data science team of a telecommunications company that extract data from .xml files, .csv files and relational databases and load into a data lake in AWS Athena. Transformed and anonymized data using an EC2 instance, Lambda functions and Python scripts. |
1Machine Learning Engineer
| Trained machine learning regression and classification models. |
2Data Analyst
| Consolidated, transformed and standardized data from different sources (Excel, Access, flat files, SQL databases) to prepare it for dashboards and analytics processes. Automated data cleansing and designed error identification processes using Alteryx, Prep Builder, RPA and VBA to ensure data consistency and boost data flows to management teams, which drastically reduced time spent on errors identification and improved analysis and results quality. |
0Data Engineer
| Developed data analysis and balanced scorecards for well governance strategies aligned with organizational objectives and strategies, improving overall performance and accountabilit |
1Machine Learning Engineer
| Taught various courses in basic physics for STEM undergraduates. |
0Data Engineer
| Retrieved data from REST APIs to generate automated reports that were sent by email on a daily basis using Python, AWS Lambda, Docker, AWS S3, AWS DynamoDB, AWS SNS, and AWS Step Functions. |
0Data Engineer
| Gathered, anonymized and transformed data from multiple on-premise servers and data lakes to be loaded into AWS S3 using Python Scripts and Amazon services (Lambda, EC2, Athena). |
0Data Engineer
| Carried out Advanced Analytics solutions (customer segmentation, forecasting, etc.) for the creation of KPIs, helping to evaluate the best marketing campaigns within a specific period for a big mall in Chile. |
3Data Scientist
| Led the design and development of the companys first chatbot engine Karin, for solving basic technical issues for the employees using Word2vec, BERT, GPT, Bloom, Sagemaker, DynamoDB, and AWS. |
1Machine Learning Engineer
| Designed an analysis table in Excel to examine the performance of employees with the purpose of maximizing results for a medium size health company based in the United States. |
1Machine Learning Engineer
| Fake news detection |
0Data Engineer
| Used MongoDB with a fully automated CICD process using GitHub, Jenkins, and Docker for the deployment pipeline and AWS as a cloud provider. |
0Data Engineer
| Developed a product recommender for a major B2B restaurant marketplace in LATAM that used a market basket analysis based on past purchases and app usage data extracted from AWS Redshift. |
0Data Engineer
| Used Microsoft SQL Server Integration Services as ETL development and SAP Business Objects as reporting tool to support decision making processes for an Oil & Gas company. |
0Data Engineer
| Controlled and maintained hyper V server virtualization and VMware vulnerability. |
1Machine Learning Engineer
| Stack: Spark, Python, Hadoop, Hive, HDFS, DB2, SQLite, GitGitLab, Datastage, Power BI, Linux, Shell. |
1Machine Learning Engineer
| Worked on different projects: |
5Analytics Engineer
| Created and maintained dashboards and reports using Tableau to present insights based on campaigns burn rates, performance and expense data, enabling the executive teams to make data driven decisions to optimize budget on most effective initiatives. |
1Machine Learning Engineer
| Adapted computer vision models for image segmentation and landmark estimation to our data pipeline for improving visual input features for a generative try-on model. |
0Data Engineer
| Built an Airflow framework using Python for creating data pipelines based on configuration files to create dynamic DAGs, leveraging software engineering design patterns (e.g. strategy pattern, template method, factory method) for a consulting company. |
0Data Engineer
| Designed and implemented a layered data lake using AWS S3 and the AWS Glue data catalog. |
0Data Engineer
| Developed front-end applications in TypescriptReact with Python back-ends to provide clients with access to PostgreSQL data. |
0Data Engineer
| Designed and deployed a data processing platform for the Global BI Team using Kubernetes, dbt, Astronomer, Airflow and Snowflake. |
0Data Engineer
| Developed company’s website using web development frameworks such as Angular and Express.js. |
0Data Engineer
| Developed an end-to-end computer vision solution to extract tabular information from images and PDFs of financial statements by gathering and labeling the dataset and fine-tuning Faster-RCNN for table detection. Applied image preprocessing techniques such as morphological operations using OpenCV. Wrote a heuristic with Pytesseract OCR’s output to rebuild the table and return a pandas dataframe. This solution reduced human intervention and significantly helped process automation. |
2Data Analyst
| Developed an automated daily reporting system using Tableau and Alation to streamline customer service processes, significantly reducing manual work time per day for the customer service area of a fintech company. |
0Data Engineer
| Developed open-source software for community building using Django (Python), MySQL and Javascript. |
3Data Scientist
| Developed an MLOps platform using Kubeflow and Vertex AI to automatize the training and deployment of models for the data science team. |
0Data Engineer
| Developed reusable workflows in GitHub Actions to deploy Cloud Functions 1st Gen, 2nd Gen, and Cloud run to standardize the Machine Learning models deployments at GCP for lending risk models. |
3Data Scientist
| Created a forecast model to predict the number of members in the frequent flying program after the Covid19 pandemic using regression analysis for one of the largest airlines in Latam. |
0Data Engineer
| Developed a complete pipeline to extract data from Spotify API and generate analytical reports using Lambda Functions, Docker, S3 and SNS. |
3Data Scientist
| Built and deployed a resource allocation algorithm based on demand estimation and forecasting using a diminishing marginal returns approach to optimize fleet utilization for a MaaS platform. |
1Machine Learning Engineer
| Developed a CICD pipeline to automate the building and deploying of a dockerized API using XGBoost, Pytest, FastAPI, GitHub Actions and AWS (API Gateway, Lambda, and ECR). |
0Data Engineer
| Implemented the creation of a new Postgres instance inside the infrastructure repository using Sceptre and Cloud Formation templates. Implemented a template that dynamically pulls encrypted secrets from SSM. |
2Data Analyst
| Designed periodic presentations to share statistical models implemented in the funds that directly impacted the performance. |
0Data Engineer
| Developed an automated ETL process using Docker, AWS Lambda, ECR and SNS for API data retrieval and reporting. |
0Data Engineer
| Created local Kubernetes pods configuring Dockerfiles and docker-compose. |
2Data Analyst
| Improved dashboards for progress reports from regional managers by incorporating sentiment analysis, named entity recognition (NER) and other NLP techniques. |
2Data Analyst
| Designed and developed dashboards using BI tools. |
1Machine Learning Engineer
| Development of models for image classification, time series forecasting, regression, among others. |
1Machine Learning Engineer
| Explain mathematical details about the functioning of bitcoins’ blockchain network and mining protocol. |
1Machine Learning Engineer
| Selected as teacher assistant as a result of high performance during the Sound Synthesis and Digital Signal Processing courses. |
2Data Analyst
| Improved segmentation models using Keras and Python to assure better targeting of product and service offers to most valuable clients, and identify several initiatives per segment to minimize costs. |
0Data Engineer
| Supported, diagnosed, and made several fixes in the overall codebase while adhering to company SLAs. |
0Data Engineer
| Defined ETL pipeline for data processing using SAP S4HANA Migration Cockpit, SAP Landscape Transformation, SAP Data Services, SAP Data Warehouse Cloud and SAP Data Intelligence. |
3Data Scientist
| Added more features and modified the structure of stored procedures in SQL to maintain and optimize the code in order to adapt it to new circumstances in the data model. These changes reduced the dashboard feeding time from 45 minutes to less than a minute. |
0Data Engineer
| Developed several pipelines to extract data from S3 to create dimensional models in Snowflake using Snowpipe, Snowflake Streams, and SQL. The pipeline was designed to include replay capabilities, fault tolerance, and time travel. |
0Data Engineer
| Contributed to the main Terraform project in GCP to automate the creation, updates and maintenance of infrastructure needed to host the pipelines and data products of the team. (Resources as service accounts, IAM custom roles, alerts, schedulers, VMs, PubSubs, buckets, datasets, data transfers, dataflow jobs, etc). |
1Machine Learning Engineer
| Lead the architecture and development of Big Data, data science and data engineering projects using cloud and open source tools to architect on-premises and cloud solutions. |
2Data Analyst
| Designed Domo ETL Flow processes to ingest data from multiple sources (Salesforce, Hubspot, Sage Intacct, Google Sheets, etc) and load it into the Domo Datawarehouse to feed on-demand dashboards. |
0Data Engineer
| Developed data models and ETLs to build BI products for the business using Python and SQL, such as: statistical analysis, customer RFM model, analysis of effectiveness and attribution in marketing actions and data analysis to verify or deny business hypotheses. |
0Data Engineer
| Parsed PDF files text to build a semi-structured data repository. |
0Data Engineer
| Led a team of data engineers located in Guatemala, South America and Europe to develop efficient and high-quality data models that enabled information flow to support daily decisions, expanding business leaders visibility. |
3Data Scientist
| Assisted credit collections department to develop credit score models and automate business processes using Excel and SQL to improve response times and decision-making for managers. |
0Data Engineer
| Created and deployed analytical views using SAP HANA Studio and Eclipse Neon. |
1Machine Learning Engineer
| Neural Machine Translation SpanishEnglish achieving a BLUE score of 22.10. |
0Data Engineer
| Built an ETL pipeline to ingest, clean, organize and enriche data from a multiple data sources data throughout datalake layers. Aggregated data into the datawarehouse, and modeled star schemas to address analytical queries from the business team, enabling highly valuable data products and potentializing credit analysis and decision making at Latin Americas third largest banking institution. |
0Data Engineer
| Developed SOAP and RESTful web services for statistical data analysis, improving overall scalability and functionality. |
1Machine Learning Engineer
| Tools: Python, Spark, SQL, Databricks, Delta Lake, Koalas, MLFlow, Cloudera, Azure, GCP |
2Data Analyst
| Developed VBA applications and RPA processes to automate emails sending, data extraction and transformation, reports updating reports, among others, that eliminated multiple resources involvement and improved performance and productivity. |
6Software Engineer
| Developed a plugin to handle GIS data in RhinocerosGrasshopper GHopperGIS which had over 1200 downloads. The plugin was used by the firm to help develop the new metro system in Bogotá. |
0Data Engineer
| Deployed Airflow with Terraform on AWS EC2. |
0Data Engineer
| Implemented new or updated software, utilities, and automation using Oracle SQL Developer. |
3Data Scientist
| Developed NLP supervised and unsupervised models to predict prices and similar for new items created in the marketplace, and identify similarities with suspicious one. |
0Data Engineer
| Designed and implemented Big Data architectures for data ETL with Python and Apache Airflow. |
1Machine Learning Engineer
| Created reports for project stakeholders and presented technical concepts to non-technical audiences in an understandable manner. |
1Machine Learning Engineer
| Developed and maintained ETL pipelines in PySpark and Dask Pandas running in AWS EMR and AWS Batch, AWS RDS and AWS DynamoDB databases and a Snowflake data-warehouse to process millions of daily transactions in a SaaS platform for a payments infrastructure provider and global payment orchestration platform. |
1Machine Learning Engineer
| Migrated solutions and pipelines to the cloud environment. |
2Data Analyst
| Created Factored first learning event to the public called Learning Fest. |
3Data Scientist
| Developed computer vision pre-processing methodologies and machine learning models using OpenCV and Keras to automatically recognize objects and events in sports videos for an AI and computer vision sports company. Models developed included image segmentation and event recognition in video data. |
0Data Engineer
| OpenSAP), Gain Experience with Business Partner for SAP S4HANA Conversion (OpenSAP), SAP, S4HANA Embedded Analytics (OpenSAP), Operating Cloud-Centric Solutions with SAP Cloud ALM (OpenSAP), Getting Started with Data Science (OpenSAP), Discover SAP S4HANA Movement (OpenSAP), DBW10 Data Warehousing with SAP BW4HANA (SAP Learning Hub), CBW4H System Conversion to SAP BW4HANA (SAP Learning Hub), DBW4H Data Warehousing with SAP BW4HANA – Delta from SAP BW, Powered by SAP HANA to SAP BW4HANA (SAP Learning Hub), SACP30 SAP Analytics Cloud Planning: Modeling and Data Administration (SAP Learning Hub), Enterprise Architecture Course (Escuela Colombiana de Ingeniería) |
2Data Analyst
| Built different simulation models to analyze the market behavior. |
0Data Engineer
| Led a team of four data scientists developing data-driven products : |
0Data Engineer
| Created and supported dashboards measuring content consumption, app performance and user retention metrics for the Analytics Department using BigQuery, Data Studio and Power BI. |
3Data Scientist
| Implemented a new production infrastructure using a Linux server to run inference of machine learning models developed in R and Python. The integration of this server with the rest of the process (implemented in COBOL) involved routing both the inputs and outputs of the models and rigorous testing to ensure that the whole prediction process took less than 1 second due to the operating requirements of the products. |
0Data Engineer
| Implemented CICD pipelines to automate infrastructure deployment using Github Actions and Terraform. |
0Data Engineer
| Designed a big data warehouse using Star and Snowflake. |
2Data Analyst
| Developed ETL processes. |
1Machine Learning Engineer
| Classes: Airflow, Spark, AWS, Python, SQL, Microservice, API, AI, Statistics, Storytelling, Git GitHub, Agile. |
2Data Analyst
| Consolidated and analyzed documents and databases to present information to possible impact investors. |
3Data Scientist
| Developed and implemented Word2vec and String Matching algorithms for text processing. |
0Data Engineer
| Developed a deep learning model for body composition analysis from CAT scans with Python and PyTorch. |