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Rafael Costa Email & Phone Number
Senior Data Scientist | AI and LLMs
at
SENAI CIMATEC
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✓ Verified Jun 2026
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Profile completeness 86%
Current company
Role
Senior Data Scientist | AI and LLMs
Location
Salvador, Bahia, Brazil
Company size
Who is Rafael Costa? Overview
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Quick answer
Rafael Costa is listed as Senior Data Scientist | AI and LLMs at SENAI CIMATEC, a company with 2734 employees, based in Salvador, Bahia, Brazil. AeroLeads shows a matched LinkedIn profile for Rafael Costa.
Rafael Costa previously worked as Data Scientist at Senai Cimatec and (AI) Research, development and innovation - BIGDATA at Senai Cimatec. Rafael Costa holds Master'S Degree from Universidade Federal Da Bahia (Ufba).
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SENAI CIMATEC
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Profile bio
About Rafael Costa
I work with the development, deployment, and architecture of AI solutions. My daily routine involves Generative AI (LLMs such as Llama and GPT), supervised and unsupervised learning, and the delivery of these models to end users through web applications with Frontend (React) and Backend (Python: FastAPI, Java: Spring Boot, and PostgreSQL).I have experience in Natural Language Processing (NLP), supervised learning, and unsupervised learning. I also participated in the development of articles and tools made available to the scientific community, integrating OpenAI Gym with RoboCup simulators for training agents in a simulated robot soccer field using reinforcement learning (Python, C++, and Java). (https://www.softwareimpacts.com/article/S2665-9638(22)00093-8/fulltext)I have also worked on projects including:Web applications with Chats using LLM (Llama 2 13B, Python, FastAPI).Web applications for text classification using AI models.Desktop applications for data collection, manipulation, and visualization from the internet: Selenium and PyQT5, Tkinter, Pandas.Web applications for managing Master's and PhD students for UFBA: MySQL, Python, React, FastAPI, Vercel, AWS, and SendGrid for email delivery.Web applications for communication between UNEB students: Java, Spring Boot, React, PostgreSQL.Web applications for assisting with color palettes (UI design): React.
Current workplace
Rafael Costa's current company
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Senai Cimatec
7 roles
Rafael Costa work experience
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Data Scientist
Current
Nov 2023 - Present
(Ai) Research, Development And Innovation - Bigdata
CurrentCreation of Artificial Intelligence models using supervised and unsupervised learning in the field of NLP (Natural Language Processing), as well as the implementation of the system, from the stage of system architecture development to system deployment in Desktop and Web applications.Some of the techniques/technologies utilized:Clustering, Word Embeddings.
Aug 2022 - Present
Researcher / Volunteer
Acso - Nucleo De Arquitetura De Computadores E Sistemas Operacionais
One of the creator of a Toolkit for OpenAI Gym environments (RoboCup 3D soccer league): https://pypi.org/project/bahiart-gym/(https://www.softwareimpacts.com/article/S2665-9638(22)00093-8/fulltext)Work made to allow reinforcement learning of humanoid agents using a customized OpenAI Gym environment to support the training process of the agents that runs in.
Aug 2020 - Feb 2024
Jul 2022 - Sep 2022
Trainee
Development of a software that does web scraping using Python language and Selenium framework. Also participated of the process of bug tracking, web development and web application testing.Technologies: Python, Selenium, HTML, CSS, Javascript, NodeJS.
May 2021 - Apr 2022
Developer / Cashier
Worked as a cashier and used the knowledge of programming to automate receipt emission, reducing handwork of the employees.Technologies: Python, Selenium.
Jun 2020 - Jan 2021
4 education records
Rafael Costa education
Master'S Degree
Bachelor'S Degree, Management Information Systems, General
Curso Superior De Tecnologia (Cst), Systems Analysis, Design, And Management
Postgraduate Degree, System Analysis, Project And Management.
FAQ
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What company does Rafael Costa work for?
Rafael Costa works for SENAI CIMATEC.
What is Rafael Costa's role at SENAI CIMATEC?
Rafael Costa is listed as Senior Data Scientist | AI and LLMs at SENAI CIMATEC.
Where is Rafael Costa based?
Rafael Costa is based in Salvador, Bahia, Brazil while working with SENAI CIMATEC.
What companies has Rafael Costa worked for?
Rafael Costa has worked for Senai Cimatec, Acso - Nucleo De Arquitetura De Computadores E Sistemas Operacionais, Devsfree, Uze, and Multvet Clínica Veterinária 24 Horas.
How can I contact Rafael Costa?
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What schools did Rafael Costa attend?
Rafael Costa holds Master'S Degree from Universidade Federal Da Bahia (Ufba).
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