English:
Advanced
Cristian C.
Vetted by YouTeam
Colombia
UTC -05:00
America/Bogota
English:
Advanced
As a Data Engineer, my current role revolves around architecting, building, and maintaining the data infrastructure that powers our organization's ana
"Transforming Businesses with Cutting-Edge Technologies: Advised ORBIDI LATAM in transitioning to a data-driven company by implementing cloud-based tools like Snowflake, Fivetran, DBT, and Elementary. Reduced response time for project management by 400% through efficient data access and reporting, enabling agile decision-making. Empowering Data Teams for Success: Led a DBT-Core project at Platzi Inc, optimizing analytics workflows using GitHub and dbt. Increased new feature releases by 25% per month, enhancing the capabilities of an ed-tech platform. Driving Revenue Growth through Data Insights: Transformed Paak Colombia into a data-driven powerhouse by integrating Snowflake, Fivetran, DBT, and Power BI. Achieved a remarkable 30% month-over-month revenue increase through real-time sales insights. Enhancing Product Performance and Revenue: Played a pivotal role at Rappi Inc, constructing complex data sources and leveraging tools like Snowflake, Power BI, and Periscope Data. Contributed to a 6x revenue increase within 1.2 years by optimizing product growth and reducing churn. Enabling Efficient Decision-Making: Drove efficient decision-making at Universe Horizons by designing microservices, logical schemas, and machine learning models. Trained teams in diverse technologies, resulting in improved efficiency and enhanced reporting. Streamlining Business Intelligence for Operational Excellence: Elevated business intelligence at Azzorti by building ETL processes, administering DTW, and generating insightful reports through SAP BO tools. Enabled streamlined data integration and consolidated reporting for better decision-making."
Want to hire this engineer?
Check if Cristian is availableExpertise
Years of commercial development experience
6 years of experience
Core technologies
Other technologies
Project Highlights
DWH Design and Implementation
May `23 - Aug `23
3 months
ORBIDI, Latam
Advising Orbidi to become a data-driven company by implementing Snowflake as a cloud-based data warehouse tool, along with modern data tools like Fivetran, DBT, and Elementary. Additionally, creating reports and visualizations in Power BI and integrating new data with Zapier. The main objective was to enhance data extraction and querying processes into ClickUp, their project management tool, enabling efficient data access and generating sizing reports within minutes. This reduced the response time for project management and efficiency-related inquiries by approximately 400%, cutting down weeks of waiting to mere minutes.
Responsibilities & achievements
"Developing custom connectors with AWS Lambda and Python, utilizing S3 storage to consume data from pipes with Snowflake stages. ● Creating data engineering and project management playbooks through epics and roadmaps using Jira, Confluence, and ClickUp. ● Creation of proof of concepts for adapting the current architecture using Matillion to determine the data orchestration and transformation tool to be employed. ● Designing a modular data architecture with a modern data stack, including the implementation of Airflow using Astronomer, along with Snowflake, DBT, Fivetran, and Airbyte."
Selu AI
May `23 - Present
1 year
Selu AI
No-Code platform for creating virtual assistants and LLM solutions. Without a single line of code and in a matter of minutes.
Responsibilities & achievements
Develop and built on Langchain and novel LLM
Transition data-driven
Jul `22 - Mar `23
8 months
Paak Colombia
Advising Paak to become a data-driven company by implementing Snowflake as a cloud-based data warehouse solution
Responsibilities & achievements
"Developing custom connectors with AWS Lambda and Python, utilizing S3 storage to consume data from pipes with Snowflake stages. ● Creating data engineering and project management playbooks through epics and roadmaps using Jira, Confluence, and Assana. ● Designing a modular data architecture with a modern data stack, including the implementation of Airflow using Astronomer, along with Snowflake, DBT, Fivetran, and Airbyte."
Data Workflow, Data Managment
May `22 - Apr `23
11 months
Platzi
Led and structured DBT-Core project to handle analytics code as an asset, using GitHub as CI/CD tool and dbt as framework,
Responsibilities & achievements
"●Trained all data team members on how to use dbt and migrate tables from Redshift to OLAP structures in BigQuery, resulting in a 20% improvement in team efficiency. ● Conducted OLAP modeling according to business contexts, migrating from Redshift to BigQuery via dbt and Airflow. This migration aimed to enhance query and reporting performance, as well as optimize timing. availability of open-source tools such as Airbyte and Superset, identifying and addressing the flows that failed most frequently and improving the overall performance of the tools by 15% for Data Ops Team. ● Built offline Feature Store capabilities composed of preprocessed features of Batch Data via DBT-Core and Airflow to reduce model training time by 50%, and delivering 30% more accurate models to the business stakeholders. ● Conducted research on lead classification using exploratory data analysis and iterations with the XGBoost model and tools like Redshift, SuperSet, Metabase, Python, SQL, dbt, Scikit-learn, Airbyte, Airflow, PostgreSQL and Snowflake, resulting in a classification score of 0.85, improving the performance of campaigns for the ed-tech users without a subscription by 20%. "
Rappi Ads
May `20 - May `22
2 years
Rappi
Rappi Ads is the vertical with the greatest impact on rappi's ebitda
Responsibilities & achievements
"Structured complex data sources from scratch to support the construction of KPIs, reports, and algorithms, using SQL through the Snowflake data warehouse and external data sources, Power BI, Gsheets, and Periscope Data for an ads product of a well-known delivery company. ● Provided meaningful data-driven insights using Power BI, Periscope and Gsheets to improve the growth of the product, reduced its churn by -50%, and enhanced the capabilities of the product to increase revenue by 6x in 1.2 Y working with the commercial and operations team of the platform. ● Utilized Olap modeling to create hybrid wide mart and data mart structures through Snowflake WH dbt, PostgreSQL, Airflow and Power BI to assist the Rappi Ads BI Team in creating simpler queries and enabling them to answer business-related questions quickly."
Education
Higher education in Computer Science
Agency
50-100
GMT-6
Mexico City/Mexico
Core Expertise
Industries
Business & Productivity, Logistics & Transportation, E-Commerce & Retail, Information services & Technologies, Construction & Real estate, Travel & Tourism, Augmented reality, SaaS, Energy, Telecommunication, Conversational automation, Management System & Automation
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Check if Cristian is available