20 hours ago
Remote, Brazil +5 moreSenior
Responsibilities
- Own end-to-end data extraction workflows across complex websites and deliver complete, accurate, structured datasets.
- Use custom workflows and available tools to collect, validate, and process data efficiently.
- Handle JavaScript-rendered content, dynamic web sources, changing site structures, and anti-bot mechanisms.
- Apply data-quality controls including validation, cross-source consistency checks, formatting compliance, and systematic verification.
- Scale scraping operations through batching or parallelization, monitor failures, and maintain stability against site changes.
Requirements
- At least 5 years of relevant experience in data engineering, web scraping, automation, or software development.
- Strong Python web scraping experience, including BeautifulSoup, Selenium or similar tools, dynamic content, and APIs via proxies.
- Ability to extract data from complex structures such as hierarchies, archived pages, and inconsistent HTML.
- Experience with data cleaning, normalization, validation, and delivery in CSV, JSON, or Google Sheets.
- Experience handling anti-bot mechanisms and dynamic site structures at scale.
- Experience with AWS or equivalent cloud infrastructure and Docker containerization.
- Hands-on experience with LLM frameworks such as LangChain or OpenRouter for automation tasks.
- Upper-intermediate English proficiency at B2 level or above.
- A bachelor’s or master’s degree in Engineering, Applied Mathematics, Computer Science, or a related technical field is a plus; a GitHub link is also a plus.
Benefits
- Remote, part-time freelance work.
- Estimated workload of approximately 10–20 hours per week during active project phases, with no guaranteed workload.
- Work on the Tendem project through Mindrift’s global specialist platform.
Tech Stack
Categories
Data Engineering
About Mindrift
Mindrift builds an expert-sourcing platform that connects domain specialists to project-based work training and evaluating generative AI models, including supervised fine-tuning, RLHF, evaluation, and red-teaming. It is built and operated by Toloka, part of Nebius Group, and run from Amsterdam, Netherlands. Work is fully remote and freelance, serving global technology companies developing and improving large AI systems.