AI ML Engineer LLM Chatbots, RAG , Predictive Modeling)
Krunchbox · Chile
Skills in this posting
Extracted from the posting text by the instrument — the demand side, read literally.
The posting
2–4 years of experience in ML, data science, or backend engineering
Strong Python skills
Experience building APIs or backend systems
Experience with machine learning modeling (e.g., regression, time-series, classification, or similar)
Exposure to LLMs, chatbots, or prompt engineering
Comfortable working with messy datasets
Nice to Have: RAG or vector search experience; Time-series forecasting (Prophet, XGBoost, etc.); Retail / supply chain data experience; MLOps or production ML exposure
Why Join: Build real AI products (not just models); Work on LLMs, chatbots, and predictive ML systems; High ownership and fast growth; Be part of a major platform rebuild
Compensation: Competitive salary; Health benefits; Hybrid work model
Optional (but high leverage): Please include examples of ML models or LLM projects you’ve built (GitHub or portfolio).
Build AI agents (“Krunchy”) that generate Insights, Reports, Recommendations
Develop RAG pipelines combining LLMs with structured data (POS, inventory, product data)
Create chat-based experiences for customer analytics
Machine Learning Modeling (Core): build and improve models for Demand forecasting, Stockout risk, Lost sales estimation, Anomaly detection
Perform feature engineering on messy retail datasets
Model evaluation and iteration
Help take models from prototype → production
Tech Stack: Python (FastAPI preferred), LLM APIs (OpenAI, Anthropic), LangChain / LlamaIndex (or similar), Vector databases, ClickHouse / modern data stack, AWS / cloud infrastructure
RAG or vector search experience
Time-series forecasting (Prophet, XGBoost, etc.)
Retail / supply chain data experience
MLOps or production ML exposure
Comprehensive health and benefits coverage.
A predominantly in-person, collaborative work environment located in Santiago De Chile, to encourage fast iteration and real-time problem solving.
Opportunity to scale and lead a global SaaS platform that solves real-world customer challenges.
A direct, impactful role in shaping the future of AI-powered supplier-retailer collaboration.
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The PivotHop read
- What a machine learning engineer actually earnsmedian, seniority, by country
- Careers a machine learning engineer can move intoevery measured route out
- Data Scientist → Machine Learning Engineer54% readiness
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Where these skills also reach
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