Alvaro Concha Email & Phone Number

Madrid, Es

Madrid, Community Of Madrid, Spain

bchange helps transform organizations by changing people's mindsets.Its platform focuses on personal mindset development with the goal of transforming companies and preparing them for both known and unknown future changes. It ignites individuals' desire to transform their mindsets, generates valuable individual and collective data, and trains people using AI for this paradigm shift.• Transformed two R&D projects into stable products, launched in beta, and commercialized to clients within four months. - Developed an LLM-based personalized messaging solution using the OpenAI Python API and GPT-4, with model fine-tuning and RAG, in collaboration with the Department of Psychology. - Built a mobile version of the web platform using WhatsApp as a messaging interface.• Led the migration of ETL pipelines, databases, and web content from a WordPress-AWS infrastructure to an in-house JavaScript-MongoDB platform.• Managed and coordinated a team of four data scientists, breaking down projects into daily and weekly tasks while working closely with the CEO, CPO, and other departments including Web Development, Marketing, and Design.

Argentina

Founded in 1999 and headquartered in Buenos Aires, Argentina, Mercado Libre is Latin America’s leading e-commerce technology company. It provides solutions to individuals and companies buying, selling, advertising, and paying for goods online.Mercado Libre serves millions of users and creates a market for a wide variety of goods and services in an easy, safe and efficient way. It maintains a leadership position in 18 Latin American countries.• Improved credit default model performance by creating, selecting and adding new informative features.• Reduced data drift using explainable AI techniques like SHAP analysis, improving model stability.• Implemented KPIs (e.g., PSI) to track the quality and evolution of credit score distributions across populations using Python and BigQuery SQL.• Conducted root cause analyses of customer behavior to explain fluctuations using behavioral data.

Argentina

Equifax is a global data, analytics, and technology company. As a credit bureau, it plays an essential role in the global economy by helping financial institutions, companies, employers, and government agencies make critical decisions with greater confidence.Headquartered in Atlanta and supported by nearly 15,000 employees worldwide, Equifax operates or has investments in 24 countries in North America, Central and South America, Europe, and the Asia Pacific region.• Improved data pipeline time and memory efficiency by 10x through Python multiprocessing, optimized data types, and GCP Spark integration.• Migrated three large-scale ETL attribute engineering pipelines from SAS to Python, Spark, and BigQuery.• Collaborated with US, Canada and Argentina teams to develop and deploy big data analytics solutions using Python, SQL, Git, and GCP.• Built and maintained machine learning models for credit score and consumer behavior using XGBoost, Random Forest, Logistic Regression, K-Means and UMAP and other techniques.

Argentina

Founded in 1993 under the National Atomic Energy Commission (CNEA) and the National University of San Martín (UNSAM), with the aim of promoting the teaching of science and technology, it is located at the Constituyentes Atomic Center.The Institute has built a solid educational framework to serve as a true technology transfer mechanism, providing specialists to companies. It boasts a high academic standard among its faculty members, who are established researchers and industry specialists. This distinguishes it from other university institutions.• Guided 46 students, many with minimal programming experience, to successfully implement statistical analysis in Python.• Assisted students in applying hypothesis testing, regression, and ANOVA techniques through hands-on projects. Reviewed code and provided feedback.

Bariloche, Rio Negro, Argentina

CNEA is an Argentine governmental agency whose mission is the development and control of nuclear energy for peaceful purposes. CNEA has currently three main research centers in Argentina. It also promotes research in non-nuclear activities, such as telecommunications, robotics, medical physics, machine learning and AI applications, among other topics.• Developed pipelines using Python for analyzing 40+ hours of video, applying computer vision and machine learning to study the evolution of animal behavior during motor training.• Identified correlations between brain activity and behavior, contributing to Parkinson’s disease research in neurobiology.

Bariloche, Rio Negro, Argentina

Established in 1955, under the National Atomic Energy Commission (CNEA) and the National University of Cuyo (UNCuyo). It excels in training specialists in Sciences and Engineering to support research and development activities. Additionally, the Balseiro Institue is an academic unit integrated into the Bariloche Atomic Center (CAB), which has state-of-the-art research and development laboratories allowing its students to collaborate with renowned researchers.• Earned a scholarship to study in one of the most prestigious physics research universities in Latin America.

Neuromatch is a not-for-profit organization. It's an online community of scientists whose mission is to foster inclusive global interactions for learning, mentorship, networking, and professional development.• Supervised and mentored 10 students in machine learning applications for neuroscience research using TensorFlow, Keras, and PyTorch.

Master Of Science - Ms, Physics With Applications In Biology And Medicine

Activities and Societies: Running, trekking. German and French courses.

Bachelor Of Science - Bs, Physics (Medical Physics Orientation), 8.4/10 (Historical Average 8.0/10)

Activities and Societies: Hiking, kayaking. German and French courses.

Associate Of Science - As, Physics, 8.8/10 (Historical Average 8.2/10)

Activities and Societies: STEM Career Fair Exhibitor, Physics Booth. German and French courses.

High School Diploma, Liberal Arts And Sciences, General Studies And Humanities, 9.0/10

Activities and Societies: School Camp Nursing Assistant, First Aid trainee and speaker at Health Promoting Universities Congress in 2014..