Hi, I'm Marco Vargas

Master in Big Data Applied & Business Analytics | Applied Mathematics | Systems Engineer.

Data Scientist | Data Engineer | Business Intelligence Specialist | Data Analyst

Bridging data-driven insights with visionary strategies, I navigate the nexus of data science, business analytics, and business intelligence, sculpting a future where innovation meets informed decision-making.

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About Me

My Profile

With over a decade of mastery in Computer Engineering, I’ve cultivated a dynamic skill set spanning the realms of Data Science,  Data Engineer, Business Intelligence specialist, and Data Analytics.

My journey through the data landscape has been diverse, encompassing roles such as Data Scientist, Data Engineer, Business Intelligence specialist, and Data Analyst; Each role has enriched my understanding of data storage, processing, and analysis, contributing to a comprehensive and holistic perspective.

At the core of my expertise lies the application of advanced statistical methods and cutting-edge machine-learning techniques. Armed with Python, R, and SQL, I dive deep into vast datasets to uncover intricate patterns and insights that drive strategic decision-making.

But data is only as valuable as the insights it yields. That’s why effective communication is at the heart of what I do. Whether crafting compelling reports or delivering dynamic visualizations through Tableau, Power BI, or Excel, I ensure that the story behind the data is conveyed with clarity and impact.

With a comprehensive toolkit encompassing Pycaret, TensorFlow, Hadoop, Spark, and more, I stand ready to tackle any data challenge with precision and expertise.

Join me on a journey where data isn’t just a tool; it’s the catalyst for innovation, transformation, and unparalleled success.Computer

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Portfolio

A glimpse of the projects I've been working on

Models

image about the employee churn propensity model

Model for Employee Turnover Prediction

Model for Predicting Employee Turnover in an Organisation. Leveraging machine learning techniques and data analysis, this model has been developed to identify patterns and key factors influencing employee turnover. From data collection and cleansing to model construction and predictive evaluation, each step is meticulously outlined. Users can learn how to utilise this model to anticipate and address employee turnover, thereby potentially enhancing talent retention and organisational efficiency.
Click to view on GitHub

View on GitHub
Fiber Optic Segmentation Model

Optical Fibre Clustering Model

This machine learning model was developed to analyse the extensive optical fibre network of a telecommunications company and segment potential customers into groups or clusters with similar characteristics. The main objective was to optimise the deployment of the sales force by assigning each salesperson to the most suitable clusters based on their profile and experience.
Click to view on GitHub

View on GitHub


Visualisation

Skills

Things I code with

Python, Pycaret, TensorFlow, Pyspark, Apache Spark, Databricks , SQL server, Teradata, Postgres, R, RStudio, Crontab, Hive,  Advanced Excel

Artificial Intelligence and Machine Learning

Supervised Learning: Neural Networks, linear and logistic regressions, decision trees, support vector machines (SVM), Random Forest, AutoML (pycaret).

Unsupervised Learning: k-means clustering, principal component analysis (PCA).

Data Visualization

Power BI, Tableau, Python,  Excel.

 

skills ciencia de datos

Testimonials

Marco, who is essentially an excellent professional in every sense. I had the privilege of working alongside Marco, who served as a central figure in the implementation of machine learning models in campaigns for the prepaid area. Under his leadership, he not only enhanced the effectiveness of our campaigns but also brought about a positive impact on our revenue. He doesn't just perform his work to perfection; he goes beyond, dedicating time and effort to share his valuable knowledge with others. This combination of exceptional professionalism and genuine generosity makes Marco an invaluable resource and an extraordinary person to work with. I am convinced that any team would greatly benefit from his presence, both for his professional competence and his human quality.
Cristian Camilo Cardozo AI / Data scientist/ MS / Machine Learning
I highly recommend Marco as an exceptional colleague and data scientist at Telefónica. Throughout our time working together, I've witnessed his tireless dedication, deep technical knowledge, and ability to tackle complex challenges with creativity and precision. His knack for data analysis and extracting meaningful insights has been instrumental in the success of numerous projects. Furthermore, his commitment to collaboration and proactive attitude make him an invaluable asset to any team. I have no doubt that Marco will continue to excel and make significant contributions in any environment he finds himself in.
Manuel Felipe Jiménez CortésManuel Data Scientist Senior at Telefonica Colombia | Data Engineer | Full Stack Developer
I have had the privilege of working closely with Marco Vargas at Telefónica, where he consistently demonstrated outstanding expertise and dedication in data science and analytics. Marco possesses a combination of technical prowess, collaborative spirit, and passion for continuous improvement that sets him apart as a top-tier professional. Throughout our collaboration, Marco demonstrated an exceptional ability to develop advanced models tailored to the telecommunications industry, showcasing his proficiency in programming languages and automation. His contributions were instrumental in effectively monetising clients, demonstrating both his technical acumen and strategic thinking. Marco's commitment to excellence, proactive attitude, and strong communication skills made him an indispensable asset to our team. I recommend Marco for data science, machine learning, or systems engineering. His outstanding technical skills, problem-solving abilities, and positive attitude make him valuable to any organisation. I am confident that Marco will continue to thrive and excel in his future endeavours, making significant contributions wherever he goes.
Luis Carlos Peña Líder de IA & MLOps | IA Generativa, LLMs y LangChain | Estrategia de IA aplicada al negocio | Automatización de procesos con IA
I highly recommend Marco as a Data Scientist I had the pleasure of working with Marco at Telefónica Movistar from 2017 to 2020. During that time, Marco proved to be an exceptional Data Scientist with a strong talent for problem-solving and an unwavering commitment to results. Marco's skills and accomplishments include: Excellent technical skills: Marco is an expert in Python, R, and SQL, and has a deep understanding of machine learning and data analysis algorithms. Problem-solving ability: Marco has a creative mind and is always looking for new and innovative ways to use data to solve complex problems. Commitment to results: Marco is deeply committed to the success of the projects he works on and always goes the extra mile to achieve the best results. Teamwork: Marco is an excellent communicator and team player who collaborates effectively with others. Positive attitude: Marco has a positive and enthusiastic attitude that inspires others.
Johan Ricardo Vega Ramírez Solutions Architect- Adobe Global Hub

Contact

Contact me

WhatsApp

+601 414677751

Email

mavstecnico2@gmail.com

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