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Data Foundry Engineer
Data Foundry Engineer
Data
Machine Learning
Remote
São Paulo, SP
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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.
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 hiring Data Foundry Engineers to join Tractian’s Machine Learning Engineering team.
This role focuses on building and improving datasets used across the company. The team works across data engineering, back-end, front-end, product, labeling, and AI engineering to make information more structured, reliable, and useful for internal systems, clients, and AI applications.
Tractian processes more than 20 million industrial data samples per day. We are looking for someone who is comfortable working close to the data: understanding source quality, identifying inconsistencies, improving processing logic, and helping turn fragmented information into cohesive datasets.
RESPONSIBILITIES
Improve and maintain data enrichment pipelines built in Python
Work on data curation tasks such as labeling, deduplication, normalization, and inconsistency resolution
Investigate data quality issues by querying and combining data from multiple databases
Prototype tools, APIs, and workflows to support data operations
Use and create AI-based tools responsibly to support data tasks, including reviewing automated outputs when needed
Collaborate with product, data, and machine learning teams on data quality and usability
Document workflows and methodology to keep processes reproducible and auditable
REQUIREMENTS
3+ years of experience in data engineering, software engineering, machine learning engineering, or similar roles
Strong Python skills for data processing and automation
Solid experience with Pandas and tabular data manipulation
Experience with data curation, enrichment, labeling, or quality control workflows
Experience working with large or messy datasets
Ability to evaluate whether data outputs are correct, consistent, and useful
Comfortable working across new data domains and switching context between different datasets and workflows
Organized and methodical approach to technical work
TECHNICAL SKILLS
Experience with APIs and service integration
Familiarity with FastAPI or similar frameworks for internal APIs
Familiarity with SQL and/or NoSQL databases
Familiarity with workflow orchestration tools such as Airflow or Temporal
Familiarity with AI-assisted workflows, including using LLMs or agents for data tasks and reviewing automated outputs
Experience with spreadsheets and tabular analysis
Experience with web scraping or extracting data from semi-structured sources
NICE TO HAVE
Experience with Streamlit or similar tools for internal prototypes
Experience with Selenium, Playwright, or similar browser automation tools
Familiarity with industrial, maintenance, or operational data
Familiarity with gRPC is a plus
Experience with annotation or labeling workflows
Background in scientific or highly reproducible technical work
I want to apply
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