Source description
About the role
AI Engineer
São Paulo, SP
Machine Learning
Remote
Full-time
Why join us
TRACTIAN is transforming the industrial world by empowering frontline maintenance workers to achieve more. We’ve fused cutting-edge hardware with innovative software into one powerful platform, disrupting legacy systems and delivering smarter, faster solutions for our clients.
Data Science at TRACTIAN
The Data Science team at TRACTIAN focuses on extracting valuable insights from vast amounts of industrial data. Using advanced statistical methods, algorithms, and data visualization techniques, this team transforms raw data into actionable intelligence that drives decision-making across engineering, product development, and operational strategies. The team constantly works on optimizing prediction models, identifying trends, and providing data-driven solutions that directly enhance the company’s operational efficiency and the quality of its products.
What you'll do
We're seeking an experienced LLM Applications Engineer to design, develop, and deploy production-ready applications that harness the capabilities of large language models. In this role, you'll create robust APIs, implement intelligent information retrieval systems, and build resilient infrastructure that connects AI capabilities with real-world industrial applications.
Responsibilities
- Design and develop user-facing applications powered by large language models.
- Create and maintain high-performance APIs that integrate LLMs with our platformImplement retrieval-augmented generation (RAG) systems for enhanced information access.
- Build intelligent document processing workflows using OCR and LLM technologies.
- Develop conversational interfaces that solve practical problems for our users.
- Ensure system reliability with fallback mechanisms for provider outages.
- Collaborate with product teams to define requirements and technical specifications.
Requirements
- 1-4 years of experience in software engineering with a focus on backend development.
- Bachelor's degree in Computer Science, Computer Engineering, Information Systems, or equivalent technical field.
- Demonstrated experience building applications that utilize large language models.
- Strong proficiency in Python and experience with web frameworks like FastAPI, Flask, or Django.
- Experience designing, building, and maintaining production REST APIs.
- Working knowledge of relational databases and SQL.
- Familiarity with LLM orchestration tools such as LangChain or LangGraph.
- Experience with vector embeddings and information retrieval systems.
- History of shipping code to production environments.
Preferred Qualifications
- Experience with LLM fine-tuning and model optimization techniques.
- Knowledge of containerization and microservices architecture.
- Experience with OCR and document processing technologies.
- Understanding of performance optimization for AI applications.
Technical Skills
- Programming: Python and/or Golang.
- Frameworks: FastAPI, Flask, Django.
- LLM Tools: LangChain, LangGraph.
- API Development: REST, OpenAPI.
- Databases: PostgreSQL, Redis, vector databases.
- LLM Integration: OpenAI, Anthropic, and other providers.
- Information Retrieval: Vector embeddings, semantic search.
- Document Processing: OCR, PDF parsing.
Ready to apply?
Powered by
First name *
Last name *
Email *
LinkedIn URL *
Phone number
Location
Resume
Click to upload or drag and drop here
Cover letter
Click to upload or drag and drop here
City of Residence *
State/Province of Residence *
Country of Residence *
How did you hear about this opportunity? *
Tractian Employee Referral
RepVue
Job Board
Event or Conference
Newsletter
Other
If you were referred by a Tractian employee, please provide their first and last name.
If you selected “Other,” please tell us where you found the role.
English Proficiency *
Basic (A1 / A2)
Intermediate (B1 / B2)
Advanced / Professional (C1 / C2)
Native or Bilingual
Highest Level of Education Completed *
High School / Secondary School
Associate Degree / Community College
Bachelor’s Degree
Master’s Degree
Doctorate (PhD, MD, etc.)
Other / Self-taught
Are you legally authorized to work in the country where this role is located? *
Yes
No
Will you now or in the future require visa sponsorship? *
Yes
No
What is Your Gender Identity? (Optional)
This question is optional. Your response will not be considered as part of the hiring decision.
Male
Female
Other
What is your sexual orientation? (Optional)
This question is optional. Your response will not be considered as part of the hiring decision.
Heterosexual / Straight
Gay or Lesbian
Bisexual
Another orientation
Prefer not to say
What is Your Race/Ethnic Background? (Optional)
This question is optional. Your response will not be considered as part of the hiring decision.
Asian (not Hispanic or Latino)
Hispanic/Latino
White (not Hispanic or Latino)
Black or African
Indigenous Peoples
Other
Prefer not to inform
Do you consider yourself to have a disability? (Optional)
This question is optional. Your response will not be considered as part of the hiring decision.
Yes
No
Prefer not to say
Veteran Status (Optional)
This question is optional. Your response will not be considered as part of the hiring decision.
I am a veteran
I am not a veteran
Prefer not to say
GitHub Profile URL
Degree/Field of Study
Select an option
Linkedin URL
Apply
Req ID: R75
More at Tractian