RnD Engineer

We’re a team of 500+ professionals who develop cutting-edge proxy and web data scraping solutions for thousands of the world’s best known businesses, including Fortune 500 companies. What’s in store for you: You’ll be developing complex products with high coding standards, maintaining our own infrastructure, handling petabytes of data, and solving challenges on a daily basis. We got you covered with a team of strong professionals to support you, a well-built tech stack, and loads of ownership. In this role, you’ll: Build new features using Python, LLMs/ML & RAG; Research new technologies which could be used to improve existing features or create new ones; Collaborate with cross-functional teams to identify the need for new features/technologies; Bringing cutting edge AI technologies to scraping environments; Your skills & experience: Proficiency in at least one programming language, ideally Python; Experience building ML models from scratch; Experience fine tuning ML models; Experience with LLMs (e.g., OpenAI/Anthropic/Gemini APIs) and AI application development; Knowledge of best DataOps practices and tools including version control systems (e.g., Git), Docker, and CI/CD; Nice to have: Experience with cloud infrastructure (ideally AWS); Experience building RAG/Semantic Search systems; Experience building and maintaining Python backend APIs; Tech stack: Python; AWS; LLM SDKs and agentic systems; Airflow; Cursor/Claude Code for coding; Salary & Benefits: Gross salary : 2600 - 5500 EUR/month. Keep in mind that we are open to discuss a different salary based on your skills and competencies. Growth & Learning: 40+ internal learning options, external conferences, mentorship, and year-round knowledge-sharing. Health & Well-being: Private health insurance, psychotherapy, on-site well-being consultants, 24/7 gym access, and a wellness app. Celebration & Community: Team events, an overseas workation, quarterly team-building budgets, and plenty of ways to mark milestones together. Plus bonus vacation days, paid life-moment days off, barista coffee, and all the tools you need. See the full list of benefits here: https://career.oxylabs.io/blog/our-work-benefits/ . Up for the challenge? Let’s talk!