Mid-level Back-end Developer, Python, AI

AGGRANDIZE

Back-end Developer responsible for developing AI-focused applications in Python at Aggrandize. Involves collaboration with product, data, front-end, and infrastructure teams.

Posted 5/13/2026full-timePelotas • BrasilMid-LevelSeniorWebsite

Tech Stack

Tools & technologies

JavaScriptPython

About the role

Key responsibilities & impact

Develop and maintain backend applications in Python with a focus on AI solutions;
Design and implement solutions using LLMs (Large Language Models);
Build and evolve RAG (Retrieval-Augmented Generation) pipelines;
Develop and maintain AI-based skills and integrations;
Work with MCP (Model Context Protocol) for model orchestration and context management;
Integrate AI solutions with JavaScript interfaces and services;
Consume and expose REST APIs;
Use Git for version control, collaboration, and change management;
Participate in code reviews, ensuring quality, security, and best practices;
Identify, diagnose, and fix bugs;
Contribute to improving application performance, scalability, and observability;
Collaborate with product, data, front-end, and infrastructure teams.

Requirements

What you’ll need

Develop and maintain backend applications in Python with a focus on AI solutions;
Design and implement solutions using LLMs (Large Language Models);
Build and evolve RAG (Retrieval-Augmented Generation) pipelines;
Develop and maintain AI-based skills and integrations;
Work with MCP (Model Context Protocol) for model orchestration and context management;
Integrate AI solutions with JavaScript interfaces and services;
Consume and expose REST APIs;
Use Git for version control, collaboration, and change management;
Participate in code reviews, ensuring quality, security, and best practices;
Identify, diagnose, and fix bugs;
Contribute to improving application performance, scalability, and observability;
Collaborate with product, data, front-end, and infrastructure teams.

Benefits

Comp & perks

Meal/food allowance (VR/VA) of BRL 39.71/day (flexible card)
Flexible allowance of BRL 210/month (flexible card)
TotalPass
Health and dental insurance
Life insurance
Profit-sharing (PLR)
Birthday day off
Training and certifications paid by Aggrandize
Employee referral bonus program
Career development track

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

PythonAI solutionsLLMsRAG pipelinesMCPREST APIsversion controlcode reviewsapplication performancescalability

Soft Skills

collaborationdiagnosing bugsensuring qualitysecurity best practicesobservability