Spain Remote (Country) Employment

EverAI is hiring a Tech Lead, LLM & Generative AI (Full Remote - Spain)

About the Role

Role details below.

Responsibilities

  • Architect the system and mentor the team while spending significant time hands-on in the codebase (Python/PyTorch)
  • Own the core chat loop: optimize context windows, memory/RAG retrieval, and inference latency
  • Drive strategy for SFT (Supervised Fine-Tuning) and RLHF/DPO (Preference Optimization)
  • Decide when to prompt, when to fine-tune, and when to architect a new RAG pipeline
  • Manage the 'Data Engine': oversee sourcing, labeling, and cleaning of diverse datasets
  • Improve model steerability and multicultural performance
  • Design and train custom classifiers to detect and filter non-consensual or illegal content
  • Create nuanced, context-aware moderation systems beyond binary 'safe/unsafe' flags

Benefits

  • Contract flexibility: B2B preferred, but open to other arrangements with long-term commitment
  • Fully remote work: choose where you do your best work
  • 4 weeks (20 working days) of paid time off per year
  • Yearly in-person meetup for team connection and celebration
  • Monthly allowance of 100 USD for health insurance expenses
  • Unlimited 1:1 sessions with psychologists and lifestyle experts through OpenUp (available for up to three family members)
  • Co-working space budget: up to twice per month (35 EUR / 40 USD per visit)
  • Learning budget for courses, books, conferences, events, or certifications
  • Company laptop provided
  • Monitor budget up to 250 USD for workspace setup
  • Premium access to AI tools: ChatGPT, Cursor, Hugging Face, Claude Code, and any other needed tools

Work Arrangement

Remote (Country)

Additional Information

  • Operates in the uncensored/NSFW space with unique challenges in alignment, moderation, and steerability
  • Platform processes 80 million tokens per day and growing
  • Culture of high autonomy, low bureaucracy, and direct line to the CTO
  • Fully remote elite team from Tier 1 tech companies
  • External referral program offering up to 2,500 USD bonus for successful hires
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About company
EverAI
EverAI builds the future of AI companionship through the world’s largest AI companionship platform, governed by its proprietary AI moderation system, EverGuard. The company focuses on safe, ethical, and human-first AI experiences and has reached 50 million users in two years.
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Job Details
Department R&D
Category management
Posted 5 months ago