Machine Learning Engineer / Data Scientist (Semi-Senior – Senior) (Remote)

3/21/2026

The role involves working on an intelligent matching project between doctors and pharmaceutical products, requiring technical evolution towards Generative AI and LLMs. Responsibilities include developing and maintaining data pipelines and applying classical Machine Learning techniques.

Working Hours

40 hours/week

Company Size

11-50 employees

Language

Spanish

Visa Sponsorship

About The Company

At Greencode, we empower companies worldwide to thrive in the digital era through cutting-edge data engineering, AI integration, and eCommerce optimization. We understand that navigating the complex landscape of digital transformation requires both strategic vision and flawless execution. Our approach combines rigorous data-driven methodologies with innovative AI solutions, tailored to each client's unique challenges. Whether it's implementing AI-powered personalization for eCommerce platforms, optimizing data strategies for operational efficiency, or leveraging predictive analytics for informed decision-making, we deliver transformative results. Greencode brings together the best minds from academia and industry, ensuring our clients benefit from both theoretical expertise and practical business acumen. Our team of Greencoders - skilled data scientists, AI specialists, and eCommerce experts - are at the heart of what we do. We believe that meaningful work is an integral part of our lives. At Greencode, we foster a culture that balances hard work with creativity, rigorous analysis with innovative thinking. Our commitment to freedom and integrity drives us to push boundaries while maintaining the highest ethical standards in data governance and AI implementation. From startups to global enterprises, we partner with businesses to harness the power of data and AI, creating seamless, personalized customer experiences and driving sustainable growth in the ever-evolving digital marketplace.

About the Role

<div><strong>GreenCode Software</strong> | Buenos Aires, Argentina</div><div style="color: rgb(0, 0, 0); font-family: Roboto, Arial, sans-serif; font-size: 10pt; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; white-space: normal; background-color: rgb(255, 255, 255); text-decoration-style: initial; text-decoration-color: initial; font-weight: bold;"><br></div><div style="color: rgb(0, 0, 0); font-family: Roboto, Arial, sans-serif; font-size: 10pt; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; white-space: normal; background-color: rgb(255, 255, 255); text-decoration-style: initial; text-decoration-color: initial; margin-bottom: 1em;">Estamos buscando un <strong>ML Engineer/Data </strong><span style="margin: 0px; padding: 0px;"><strong>Scientist </strong>para</span> sumarse a nuestro proyecto de matching inteligente entre médicos y productos farmacéuticos. <div><br></div>¿Por qué sumarte a GreenCode?<div><br></div><ul><li style="margin-left: 15px;"><span style="font-size: 12px;"><span style="font-family: Arial, Helvetica, sans-serif;"><strong>Proyecto desafiante</strong>: </span></span></li><li style="margin-left: 15px;">Evolución técnica: transición gradual hacia GenAI/LLMs</li><li style="margin-left: 15px;">Autonomía: se valora el criterio técnico y las propuestas de mejora</li><li style="margin-left: 15px;">Equipo remoto: trabajo 100% remoto desde Argentina</li><li style="margin-left: 15px;">Stack moderno: Python, Airflow, ML, próximamente GenAI</li><li style="margin-left: 15px;">Flexibilidad horaria + Feriados argentinos y más.</li></ul><div>Que buscamos: <span style="font-size: 12px;"><span style="font-family: Arial, Helvetica, sans-serif;"><br>Técnico<br>✔️ Python nivel avanzado con foco en procesamiento de datos<br>✔️ Experiencia sólida en ETL/pipelines (Airflow es un plus)<br>✔️ SQL avanzado (Oracle valorado, pero no excluyente)<br>✔️ Experiencia en data quality: normalización, deduplicación, matching<br>✔️ ML clásico: scikit-learn, evaluación de modelos, feature engineering<br>✔️ Capacidad de explicar decisiones técnicas (cuándo usar reglas vs ML)</span></span></div><div><span style="font-size: 12px;"><span style="font-family: Arial, Helvetica, sans-serif;"><br>Humano (igual de importante)<br>✔️ Pensamiento analítico y metódico<br>✔️ Cómodo trabajando con datos "sucios" del mundo real<br>✔️ Capacidad de comunicar con negocio y entender requisitos<br>✔️ Pragmático: no enamorado de usar ML solo porque está de moda<br>✔️ Mentalidad de auditoría y trazabilidad</span></span></div><div><br></div><div><strong>GreenCode Software</strong> | Software factory especializada en e-commerce y data solutions para LATAM<br>🌐 <a href="https://www.greencodesoftware.com/en" rel="noreferrer">www.greencodesoftware.com</a></div><div><br></div><div>#MachineLearning #DataScience #Python #DataEngineering #GenAI #MLOps #Argentina #RemoteWork</div></div>

Key Skills

PythonData ProcessingETLPipelinesAirflowSQLOracleData QualityNormalizationDeduplicationMatchingScikit-learnFeature EngineeringModel EvaluationGenAILLMs