Senior AI Engineer

Arco Educação

Lead AI Engineering projects and mentor junior team members at Arco Educação. Focused on developing impactful AI solutions for educational technology.

Posted 6/3/2026full-timeRemote • 🇧🇷 BrazilMid-LevelSeniorWebsite

Tech Stack

Tools & technologies

Python

About the role

Key responsibilities & impact

Provide technical leadership to more junior members of the Applied AI Engineering team;
Identify opportunities to apply AI to drive business impact;
Perform exploratory data analysis and data visualization to understand business needs and inform LLM applications;
Develop patterns and practices to improve the scalability of LLM applications;
Optimize the Applied AI Engineering development stack (CI/CD, evaluation of libraries, etc.);
Develop AI applications using vector databases, LLMs, single-agent and multi-agent architectures;
Build validation pipelines for LLM applications, including datasets and using LLMs as a judge;
Develop small back-end and front-end components to validate proofs of concept for LLM applications;
Actively research technical blogs, academic papers and video conferences to generate improvement and optimization hypotheses for LLM applications;

Requirements

What you’ll need

Experience in Data Science, Machine Learning Engineering or working with LLM APIs;
Ability to communicate technical topics related to Software Engineering, Data Science or LLMs;
Familiarity with Python, Git and software engineering best practices;
Experience mentoring team members;
English proficiency for reading technical blogs and academic papers in AI;
Teamwork skills;
Proactive attitude.

Benefits

Comp & perks

Meal allowance and/or meal voucher
Health and dental insurance
Transportation allowance
Extended maternity and paternity leave
Childcare assistance
Health and well-being support: partnerships with Wellhub and Zenklub
Support for continuing education
Discounts on airline tickets
Partnership offering pet health insurance
Access to Arco educational materials for employees’ children
Partnerships for MBA and postgraduate programs

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

data analysisdata visualizationAI applicationsLLM applicationsvector databasesCI/CDsoftware engineering best practicesback-end developmentfront-end developmentmachine learning engineering

Soft Skills

technical leadershipcommunicationmentoringteamworkproactive attitude