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!

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.