I'm a developer specialized in designing cost-effective infrastructure, automating manual tasks, and untangling technological chaos to help teams save time and resources. I'm driven by a passion for productivity, efficiency and transparency. Through my company, Crow Tech Pte. Ltd., my team and I provide consulting services in development, data, and infrastructure to help businesses thrive with lean, effective tech solutions.
Work experience
- CEO Crow Tech Pte. Ltd.September 2024 - PresentSingapore (remote)Full-time
- Intern → Backend developer → Tech lead Neolux EnergyJanuary 2023 - PresentMadrid, Spain (remote)Full-time
- Python developer & Data scientist PopulateSeptember 2021 - February 2022Madrid, Spain (remote)Full-time
- Data scientist Cervecería Nacional DominicanaMarch 2020 - August 2020Santo Domingo, Dominican Republic (remote)Full-time
- Python developer & Lead data scientist Referencia Laboratorio Clínico S.A.August 2019 - March 2020Santo Domingo, Dominican RepublicFull-time
- Vehicle insurance subscription analyst Seguros SuraApril 2019 - August 2019Santo Domingo, Dominican RepublicFull-time
- Mathematics, programming & physics tutor Sainz TutoringNovember 2016 - May 2019Santo Domingo, Dominican RepublicPart-time
- IT Technician Business Computer POSMay 2015 - October 2015Santo Domingo, Dominican RepublicFull-time
- Marketing manager Alonso & Colado SRLJanuary 2014 - August 2014Santo Domingo, Dominican RepublicFull-time
Career breaks
- Career break to study and write Voluntary resignation to study and refocus my interests
February 2022 - December 2022Madrid, SpainFull-time
Education
- Master in Statistics for Data Science Universidad Carlos III de MadridSeptember 2020 - September 2021Madrid, SpainFull-time
- Bachelor's degree in Mathematics and Actuarial Science Instituto Tecnológico de Santo DomingoAugust 2015 - October 2019Santo Domingo, Dominican RepublicFull-time
Certifications and Diplomas
- HashiCorp Certified: Terraform Associate (003) HashiCorp - January 2025Credly
- AWS Certified SysOps Administrator - Associate Amazon Web Services - January 2025Credly
- AWS Certified Developer - Associate Amazon Web Services - January 2025Credly
- AWS Certified Cloud Practitioner Amazon Web Services - January 2025Credly
- AWS Certified Solutions Architect - Associate Amazon Web Services - December 2024Credly
- Blockchain Specialization UC Irvine - February 2020Coursera
- Blockchain Basics University at Buffalo - January 2020Coursera
- Cryptocurrency and Blockchain: An Introduction to Digital Currencies Wharton Online - January 2020Coursera
- FinTech: Foundations, Payments, and Regulations Wharton Online - January 2020Coursera
- Data Scientist with Python DataCamp - October 2019DataCamp
- Corporate Finance Essentials IESE Business School - July 2019Coursera
- IBM Data Science Professional Certificate Specialization IBM - June 2019Coursera
Skills
- Python, SQL, Bash, JavaScript, Go, R, HTML/CSS/Tailwind CSS
- Pandas, NumPy; modelling/ML; Metabase; PostgreSQL, MySQL, SQL Server, ClickHouse, DynamoDB
- Docker, Kubernetes, Terraform, Ansible, GitHub Actions, Linux, AWS
- FastAPI, Django, Node.js, React, Streamlit, REST, GraphQL
- Agile/Scrum, Jira, code reviews, documentation
- Cost optimization, automation, technical writing
- Claude Code, GitHub Copilot, n8n, LLM APIs; blockchain/DeFi (power user)
Languages
Native:
- Spanish
English
- Malay
Dutch
Italian