Gerardo Ezequiel Martín Carreño
Spatial data science · Solution and data architecture · Urban sustainability · Counter-cartography
Professional experience
2026–present
Chief Technology Officer (Designate)
CommunityAI, London
Leading technology strategy, data architecture and delivery for a mission-led platform connecting procurement decisions with measurable community value.
Sep 2023–May 2026
Full-Stack Spatial Data Scientist
TJX Europe, London
Led geospatial analysis for European markets. Built cloud-native workflows connecting loyalty, footfall and demographic evidence, automating site-selection, catchment and cannibalisation analysis that had required weeks of manual work. Presented the work at the Spatial Data Science Conference 2025.
Feb 2022–Feb 2023
Researcher and Spatial Data Analyst
Metabolism of Cities (Belgium), from London
Developed urban-circularity methods using material flows and stocks, built interactive Sankey visualisations and coordinated a small research team.
Jan 2020–Feb 2023
Independent Spatial Data Analyst
Canary Islands and Catalonia
Urban sustainability consulting, municipal energy and emissions analysis, and spatial evidence for the Urban Agenda for the Canary Islands.
Jun 2021–Feb 2022
Data Scientist, then Junior Researcher
Metabolic, Amsterdam and London
Research and spatial analysis for the CENTRINNO Horizon 2020 programme and circular urban production, working between London and Amsterdam.
Jul–Dec 2019
Spatial Analyst
BCNecologia, Barcelona
Spatial analysis supporting the Social Superblocks programme.
Education and training
2022–2024
MSc Urban Spatial Science, Spatial Data Science
Centre for Advanced Spatial Analysis, The Bartlett, University College London
Awarded with Distinction. 180 credits over one calendar year. Thesis: Shaping Cool Cities, a six-city study of multi-source data fusion for urban heat mitigation.
Aug–Sep 2023
Decarbonising Cities and the Social Cost of Climate Change
MIT Summer School
Interdisciplinary study of urban decarbonisation and climate policy.
2018–2019
MSc Sustainable Intervention in the Built Environment (MISMeC)
Vallès School of Architecture, Universitat Politècnica de Catalunya
60 ECTS. Urban and architectural approaches to sustainable transformation, diagnosing urban metabolic flows of energy, water and materials.
2017–2019
MSc Science and Technology of Sustainability
University Research Institute for Sustainability Science and Technologies, Universitat Politècnica de Catalunya
120 ECTS. Graduated 8.29/10 on the Spanish 0-10 scale.
2020
Software Engineering Immersive
General Assembly, Paris
480-hour full-stack engineering programme.
2013–2017
BSc Environmental Science, minor in Urban Planning
Faculty of Sciences, University of Granada
240 ECTS over four years. Environmental systems, ecology and urban planning.
Aprende y Emprende, entrepreneurship programme
Fundación Prevent, in partnership with ESADE
138 hours of in-person training taught by ESADE faculty, with individualised executive mentoring, developing and pitching a business venture.
Certifications
- URBAN AI Practitioner · URBAN AI Academy · March 2026
- Apache Iceberg for Geospatial
- Cloud-Native Geospatial Formats
- Cartography · Esri
- Spatial Data Science · Esri
- Spatial Data Science · Yonsei University
- BigQuery and Google Cloud training · Google
- Data Science Professional Certificate · IBM
- Data Science · HarvardX
- Data Analytics Professional Certificate · Google
- LEED Green Associate preparation
Technical and research practice
Leadership and architecture
Technology strategy, solution architecture, technical due diligence, delivery design, stakeholder translation
Spatial data science
GeoAI, spatial statistics, remote sensing, location intelligence, urban modelling, geospatial research
Data engineering
Python, SQL, PostGIS, dbt, Snowflake, GeoParquet, DuckDB, reproducible pipelines
Product engineering
TypeScript, React, Next.js, MapLibre, deck.gl, APIs, browser-native analytics
Urban and environmental
Urban metabolism, circularity, climate adaptation, material flows, housing and public-interest evidence
Critical spatial practice
Walking methods, critical cartography, sound, situated interfaces and practice-based research
Selected talks and practice
2025
Spatial Data Science Conference
Royal Geographical Society, London
Speaker on cloud-native spatial workflows for European location intelligence.
2026
URBAN AI Academy
Urban AI Practitioner
Capstone defence and invited alumni contributor to Urban AI Conversation #49.
2026
School for Poetic Computation
SFPC · Disturbing Code session
Creative-computation practice using the map and the walk as medium; contributor to the group risograph zine at mapzine.press.
Ongoing
Independent spatial practice
Spatial Derive and public-interest projects
Research, software and artistic work across cities, technology and ecology.
Selected work and full project evidence are available in the work index.