STEFANIA NIETO TELLEZ
@stefanianietotellez
Data Analyst with a background in Environmental Engineering, skilled in transforming complex data into actionable insights through Python, SQL, Power
ColombiaWhat I'm looking for
I am an Environmental Engineer specialized in Data Analytics and Data Science, with experience analyzing, validating, and interpreting complex operational and environmental datasets. I use Python, SQL, Power BI, Looker Studio, Excel, and Google Cloud Platform to clean and analyze data, identify trends, create visualizations, and communicate findings clearly.
In my current role, I work with time-series and operational data, perform quantitative analyses and data quality checks, evaluate compliance information, and translate technical results into clear reports that support decision-making.
I am particularly interested in Data Analyst, BI Analyst, and Junior Data roles where I can combine analytical thinking, domain knowledge, and data visualization to solve real-world problems. I am fluent in Spanish and have professional working proficiency in English.
Experience
Work history, roles, and key accomplishments
Professional Specialist (Environmental Data & Compliance)
CORNARE
Jan 2024 - Present (2 years 9 months)
Performs quantitative analysis and verification on emissions datasets and data visualizations. Designs and maintains SQL/GCP databases and contributes to air quality alert protocol design.
Bilingual Customer Support & Quality Specialist
Concentrix
Jun 2023 - Jan 2024 (7 months)
Provided bilingual customer and technical support in English and Spanish, managed CRM records, and delivered step-by-step technical guidance.
Environmental Engineering Intern
CORNARE
May 2022 - Oct 2022 (5 months)
Audited technical air emission monitoring reports and consolidated historical air quality data into structured datasets.
Education
Degrees, certifications, and relevant coursework
Google Cloud
Certificate, Data Analytics
2025 - 2025
Google Cloud Data Analytics Certificate, completed in 2025.
Universidad de Antioquia
Specialization, Data Analytics and Data Science
2024 - 2025
Specialization in Data Analytics and Data Science from Universidad de Antioquia, completed in 2025.
Universidad de Antioquia
Bachelor of Science, Environmental Engineering
2016 - 2022
B.Sc. in Environmental Engineering from Universidad de Antioquia, completed in 2022.
Universidad Nacional de Colombia
Certificate, Excel
2021 - 2021
Advanced Excel course from Universidad Nacional de Colombia, completed in 2021.
Universidad Nacional de Colombia
Diploma, Environmental Impact Assessment
2021 - 2021
Diploma in Environmental Impact Assessment from Universidad Nacional de Colombia, completed in 2021.
Tech stack
Software and tools used professionally
Availability
Location
ColombiaAuthorized to work in
Salary expectations
Social media
Job categories
Skills
Interested in hiring STEFANIA ?
You can contact STEFANIA and 90k+ other talented remote workers on Himalayas.
Message STEFANIAGet matched with your dream remote job
Sign up now and join over 250,000+ remote workers who receive personalized job alerts, curated job matches, and more for free!
