Fullstack Developer Fellow, React, Node.js, AI

Job not on LinkedIn

🕒 July 27

🇧🇷 Brazil – Remote

💵 R$5.7k / month

⏳ Contract/Temporary

🟡 Mid-level

🟠 Senior

🧑‍💻 Full-stack Engineer

👻 Ghost score 30%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Sambatech

WebsiteLinkedInAll Job Openings

51 - 200 employees

Founded 2004

🤖 Artificial Intelligence

☁️ SaaS

💼 Consulting

Artificial Intelligence • SaaS • Consulting

Sambatech is a Brazilian technology company that helps enterprises adopt and scale AI while also providing a SaaS video operations platform. For more than 20 years it has offered AI strategy workshops (EstratégIA), custom AI development (IA Personalizada), intelligent agents (SambAI), talent allocation/squads on demand, and a video management, streaming and analytics platform (Samba Vídeos Pro). The company emphasizes measurable business outcomes—automation, productivity, conversion and cost reduction—and targets enterprise/B2B customers. Gustavo Caetano is identified as CEO and founder.

📋 Description

• Develop the platform end to end (frontend and backend), ensuring efficient integration with artificial intelligence services • Build and consume Node.js APIs, including endpoints for AI-powered questions and answers, content generation, and learning personalization • Develop React interfaces focused on the learning experience, clarity, and usability • Implement complete adaptive learning workflows, ensuring integration across the application’s different layers • Work closely with the AI Specialist to integrate RAG pipelines and use LLMs • Participate in product experimentation cycles, contributing hypotheses and technical validations • Support relational and vector data modeling, with a focus on performance and semantic context • Continuously improve the product based on feedback and testing conducted by the QA and Agile teams • Ensure coding best practices, project organization, and version control • Contribute to technical documentation and knowledge sharing across the project

🎯 Requirements

• JavaScript / TypeScript • React (frontend) • Node.js (backend) • REST APIs • Relational database (e.g., PostgreSQL) • Git (version control) • PhD in a field compatible with the activities planned for the project; or a bachelor’s degree with at least 6 years of proven experience in research, technological development, or innovation activities related to the project • Reside in the state of Minas Gerais, Brazil