Data Scientist implementing AI and machine learning solutions at Logcomex. Developing predictive models and collaborating with business teams for actionable insights.
Responsibilities
Implement and maintain AI (Artificial Intelligence) solutions to enrich data and improve the efficiency and quality of Logcomex's models;
Develop and implement predictive and analytical models using advanced machine learning techniques, data mining, and statistical analysis;
Generate insights and intelligence for our clients based on Artificial Intelligence;
Collaborate with business teams to understand requirements and objectives and translate them into actionable analytical solutions;
Stay up to date with the latest trends and advances in artificial intelligence, implementing best practices and relevant technologies;
Ability to train, fine-tune, and deploy large language models (LLMs) for virtual assistant–specific use cases;
Transformers: proficiency in transformer architectures and their application in NLP;
Practical experience with frameworks and libraries such as Hugging Face Transformers and implementing pre-trained models.
Requirements
Experience in:
Development of AI-based solutions;
Statistical techniques, data analysis, programming, and systems development;
Data Science and Machine Learning: proficiency in data science techniques, including machine learning, deep learning, statistics, predictive analytics, and modeling;
Testing and deploying data classification methods;
Experience with large language models (LLMs) such as GPT-3, GPT-4, LLaMA, BERT, RoBERTa, etc.
We are looking for people with knowledge in:
Specialization in Artificial Intelligence;
Familiarity with Large Language Models (LLMs);
Knowledge of fine-tuning techniques to adapt pre-trained models to proprietary datasets;
Data cleaning/processing/transformation;
Python programming;
PySpark;
Airflow;
SQL (PostgreSQL) and NoSQL/Elasticsearch;
Unix (Linux), Bash;
GitHub;
AWS Cloud — EMR, S3, EC2;
Nice to have:
Neural networks;
SageMaker;
Building data pipelines;
AWS Athena
Benefits
Caju benefits with a fixed monthly value of R$2,300.00 (CWB and RMC) or R$1,840.00 (other regions) (food, mobility, multi-balance and home office allowance);
National health plan (Unimed or Amil);
Dental plan (Odontoprev);
Life insurance (MetLife);
Wellhub;
Keiken (psychological support platform);
Starbem (health services platform for physical, mental and emotional well-being);
Pharmacy agreement with Panvel;
Extended maternity and paternity leave through the Empresa Cidadã program;
Development subsidy in partnership with Unico Skill, offering various options for undergraduate and graduate degrees, language courses, mentorships, etc.;
Private English lessons for leadership and specialists (level II and above);
School/Education allowance;
Fresh fruit, cookies, coffee, tea and energy drinks available at any time;
Happy hours, integration events and team buildings;
Company-covered travel to the office for Loggers from other locations;
Partnership with Market 4U and KÜK Station to offer the best to our Loggers on office days;
No dress code: here you can be yourself and wear what makes you most comfortable;
Relaxed environment, full of challenges and videogame tournaments; hammock/relaxation area for a breather during the day;
Log library with great books for Loggers' professional development;
On-site massage;
Birthday day off;
Birthday gift;
Great gifts for each year of service;
Recruta Loggers (referral program with monetary bonus).
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