Machine Learning Engineer – AWS, Mid/Senior

November 25

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A3Data

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Artificial Intelligence • SaaS • B2B

A3Data is a Brazilian data and AI company that helps enterprises transform operations through data engineering, analytics and generative AI solutions. The firm combines consulting and product offerings — including Agentic AI agents, Beta. AI prototyping, Buora (generative AI platform), Powerviz dashboards and healthcare copilots like Maria and Nuvie — to build data lakes/lakehouses, data mesh, governance and AI-driven automation. A3Data is an AWS Advanced Partner and focuses on B2B deployments that increase revenue, reduce costs and improve decision-making for clients across sectors such as healthcare, finance and real estate.

51 - 200 employees

🤖 Artificial Intelligence

☁️ SaaS

🤝 B2B

📋 Description

• Develop, code, and test machine learning systems • Define architectures for reproducible, scalable and monitored Machine Learning solutions • Build engineering processes/data pipelines within the data environment • Define architecture standards, procedures and tooling • Define data layers and their intended usage • Implement, fine-tune and monitor LLMs (e.g., Bedrock, OpenSearch, HuggingFace) • Build inference pipelines for RAG-based responses • Ensure versioning and reuse of trained models and embeddings • Drive continuous improvement of response relevance • Work on token-cost reduction using optimization techniques • Support integrations with AI APIs, vector stores and document repositories • Communicate information clearly with technical and business team members • Help identify potential issues and report inconsistencies

🎯 Requirements

• Python (fluent) • Cloud (AWS) • Development and deployment pipelines for Generative AI applications • Docker • API development • CI/CD • Deploying models to production environments • Experience with Terraform • Agent monitoring • Vector store • LLMs • [DESIRABLE] Experience at consulting firms • [DESIRABLE] Experience implementing models using GitOps • [DESIRABLE] Experience with event-driven architectures • [DESIRABLE] Cloud certification

🏖️ Benefits

• Flexible Meal/Food Allowance (Swile) • Total Pass (gym memberships) • Vittude (online psychological support) • SulAmérica Health Plan - 100% subsidized for you (Eu.A3) • Amil Dental Plan • Maria Saúde • Life insurance • Profit sharing (PLR) • Annual bonus • Discount on Open English language courses • AWS Advanced-level partnership • Discount on electricity bill (CEMIG) • Family-friendly company: extended maternity and paternity leave • Samsung EPP (discounts across Samsung's product portfolio) • Guapeco (pet health plan)