Senior ML Engineer (GenAI, AWS)

Medellín, Antioquia,Bogotá, Capital District,Cali, Valle del Cauca,Barranquilla,Bucaramanga, Santander

Responsibilities:

• Technical Delivery (60%)
• • Design and implement end-to-end ML solutions from experimentation to production;
• • Build scalable ML pipelines and infrastructure;
• • Optimize model performance, efficiency, and reliability;
• • Write clean, maintainable, production-quality code;
• • Conduct rigorous experimentation and model evaluation;
• • Troubleshoot and resolve complex technical challenges.
• Collaboration and Contribution (25%);
• • Mentor junior and mid-level ML engineers;
• • Conduct code reviews and provide constructive feedback;
• • Share knowledge through documentation, presentations, and workshops;
• • Collaborate with cross-functional teams (DevOps, Data Engineering, SAs);
• • Contribute to internal ML practice development.
• Innovation and Growth (15%)
• • Stay current with ML research and emerging technologies;
• • Propose improvements to existing solutions and processes;
• • Contribute to the development of reusable ML accelerators;
• • Participate in technical discussions and architectural decisions.

Requirements:

• Machine Learning Core
• • ML Fundamentals: supervised, unsupervised, and reinforcement learning;
• • Model Development: feature engineering, model training, evaluation, hyperparameter tuning, and validation;
• • ML Frameworks: classical ML libraries, TensorFlow, PyTorch, or similar frameworks;
• • Deep Learning: CNNs, RNNs, Transformers.
• LLMs and Generative AI
• • LLM Applications: Experience building production LLM-based applications;
• • Prompt Engineering: Ability to design effective prompts and chain-of-thought strategies;
• • RAG Systems: Experience building retrieval-augmented generation architectures;
• • Vector Databases: Familiarity with embedding models and vector search;
• • LLM Evaluation: Experience with evaluation metrics and techniques for LLM outputs.
• Data and Programming
• • Python: Advanced proficiency in Python for ML applications;
• • Data Manipulation: Expert with pandas, numpy, and data processing libraries;
• • SQL: Ability to work with structured data and databases;
• - Data Pipelines: Experience building ETL/ELT pipelines - Big Data: Experience with Spark or similar distributed computing frameworks
• MLOps and Production
• • Model Deployment: Experience deploying ML models to production environments;
• • Containerization: Proficiency with Docker and container orchestration;
• • CI/CD: Understanding of continuous integration and deployment for ML;
• • Monitoring: Experience with model monitoring and observability;
• • Experiment Tracking: Familiarity with MLflow, Weights and Biases, or similar tools.
• Cloud and Infrastructure
• • AWS Services: Strong experience with AWS ML services (SageMaker, Lambda, etc.);
• • GCP Expertise: Advanced knowledge of GCP ML and data services;
• • Cloud Architecture: Understanding of cloud-native ML architectures;
• • Infrastructure as Code: Experience with Terraform, CloudFormation, or similar.

Will be a plus:

• Practical experience with cloud platforms (AWS stack is preferred, e.g. Amazon SageMaker, ECR, EMR, S3, AWS Lambda);
• Practical experience with deep learning models;
• Experience with taxonomies or ontologies;
• Practical experience with machine learning pipelines to orchestrate complicated workflows;
• Practical experience with Spark/Dask, Great Expectations.

What We Offer:

• Long-term B2B collaboration;
• Fully remote setup;
• A budget for your medical insurance;
• Paid sick leave, vacation, public holidays;
• Continuous learning support, including unlimited AWS certification sponsorship.

Interview stages:

• Recruitment Interview;
• Tech interview;
• HR Interview;
• HM Interview.