Marlly Garcia Castrillon Mathematical Engineer and Master in Economics

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Data Analyst

National Administrative Department of Statistics (DANE)

Feb 2025 - Dec 2025 (11 months)

Management and transformation of large-scale databases within the framework of the National Urban Economic Census (CENU), ensuring data quality, standardization, and traceability for statistical analysis. Development, support, and validation of data transmission tools, including technical and functional testing, incident management, and preparation of technical reports to support decision-making processes. Training and user support in data management tools, strengthening knowledge transfer and institutional efficiency.

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Economist Specialist

DIORAMA

Sep 2024 - Jan 2025 (5 months)

Scenario analysis and modeling: Development of scenarios assessing carbon tax rate and coverage increases, evaluating macroeconomic, fiscal, distributive, and environmental impacts, as well as elasticity analysis to define optimal levels that reduce emissions without affecting national production or fiscal revenues. Technical and policy recommendations: Formulation of proposals to enhance the effectiveness of the carbon tax and support the energy transition, providing strategic guidelines aligned with decarbonization goals, NDCs, and long-term planning instruments. Economic integration in energy planning: Linking fiscal and environmental analysis results to energy transition planning processes, strengthening coherence between public policie

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Modeling Specialist and Data Analyst

NATIONAL PLANNING DEPARTMENT (DNP)

Jan 2022 - Jun 2025 (3 years 6 months)

Design and analysis of carbon pricing instruments: Development of technical studies and modeling methodologies to evaluate carbon taxes, emission trading schemes, and non-causation mechanisms, in collaboration with the World Bank, within decarbonization scenario frameworks. Support for climate policy formulation and monitoring: Preparation of technical inputs for the implementation of the National Development Plan 2022-2026, focused on carbon markets and compliance with international commitments (Paris Agreement). Construction and validation of indicators: Mathematical consistency analysis and methodological review of the Green Growth Territorial Index, improving data quality and strengthening evidence-based climate policy decision-making.

Data Analyst

Inter-American Development Bank (IDB)

Aug 2021 - Feb 2022 (7 months)

Analysis and preprocessing of public procurement databases from at least six Latin American and Caribbean countries to assess data completeness and quality, preparing them for impact evaluation studies on public procurement.

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Research Assistant

Energetica 2030 – EAFIT University - National University of Colombia

Feb 2020 - Sep 2021 (1 year 8 months)

Research assistant within the project "O-2755: Strategy for the Transformation of the Colombian Energy Sector Towards 2030 - Energética 2030 - Colciencias (H: 38945)", Project 6: "Policy, Regulation and Markets". Conducted analysis of Colombia's wholesale electricity market and implemented simulations to estimate market prices incorporating non-conventional renewable energy sources (e.g., solar and wind). Designed and proposed complementary regulatory mechanisms and institutional procedures to enhance energy efficiency and reliability in the national power sector, in the context of new smart-grid technologies and renewable integration.

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Energy Markets Analyst and Data Analyst

XM (ISA Group Subsidiary)

Jul 2018 - Jan 2020 (1 year 7 months)

Energy management through the analysis of operational and commercial variables of the Colombian wholesale electricity market, with the objective of designing strategic indicators and preparing data for early warning predictive models. Designed a database compiling CREG regulatory resolutions to support energy management, and developed a regulatory assistant (Market Assistant Information Analytics - MAIA) using web scraping and natural language processing techniques. Developed an RPA using web scraping for commercial border registration, reducing task execution time from 6 hours to 30 minutes per analyst.

Marlly Garcia Castrillon

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