AI Engineer - Series A - HR Tech
FledgeBarcelona, Catalonia, Spain
Posted October 16, 2025
Full Time
About the Company
Fledge is a conscious accelerator that nurtures missionādriven forāprofit startups tackling global challenges such as poverty, hunger, unemployment, community resilience, and environmental sustainability. By combining tailored training, strategic mentorship, and impactāfocused investment, Fledge equips founders with the resources to scale solutions that deliver measurable social and ecological outcomes. Its unique blend of purposeācentric funding and handsāon support differentiates it in the accelerator landscape, positioning Fledge as a catalyst for sustainable entrepreneurship.
Job Description
We are seeking a senior AI Engineer with hands-on experience working with Large Language Models (LLMs) to join our team. The ideal candidate will have a strong background in developing, deploying, and optimizing LLM-powered solutions.
Requirements
- Proven experience working with LLMs (e.g OpenAI, HuggingFace, LangChain, LangGraph)
- Strong programming skills, with Python as a plus
- Experience with evaluating, experimenting with, and tuning AI models and solutions
- Experience designing, implementing, and using evaluation frameworks for AI systems, particularly LLMs
- Familiarity with backend development, RESTful APIs, and scalable system design
- Knowledge of ML concepts and tools (e.g PyTorch, Scikit-learn) is advantageous but not required
Benefits
- Top of the market salary
- Equity plan
- Relocation support
- Visa administration