Tech Lead, LLM & Generative AI (Full Remote - Europe) at EverAI

Tech Lead, LLM & Generative AI (Full Remote - Europe) Company: EverAI Location: Full Remote - Europe (CET timezone required, Monday-Friday) Employment Type: Full-time (B2B contract preferred, flexible) Posted: November 26, 2025 About EverAI: EverAI operates the world's largest AI companionship platform with 50 million users, described as one of the Top 15 Largest & Fastest-Growing AI Companies in the World. Backed by experienced founders with IPO/exit track records. The platform processes 80 million tokens per day and growing. About the Role: This is a hands-on technical leadership position (player-coach) managing a 3-engineer LLM team. The role involves architecting, training, and deploying models with significant coding time. Key Responsibilities: 1. Ship Code & Lead from the Front: - Act as player-coach writing production code - Own the core chat loop: optimize context windows, memory/RAG retrieval, inference latency - Architect inference optimization for latency/throughput 2. Own the Model Lifecycle: - Drive strategy for SFT (Supervised Fine-Tuning) and RLHF/DPO preference optimization - Oversee dataset sourcing, labeling, and cleaning for model steerability - Decide when to architect a new RAG pipeline 3. Architect High-Precision Moderation: - Design sophisticated classifiers for detecting non-consensual/illegal content - Build nuanced, context-aware moderation systems beyond binary safe/unsafe flags Required Qualifications: - 8+ years engineering experience shipping ML/LLM features to millions of users - Proficiency in Python, PyTorch, vLLM, HuggingFace, fine-tuning pipelines, eval frameworks - Comfortable working with NSFW content and understanding moderation rigor - Alignment intuition: grasp how prompt conditioning, temperature, and sampling affect chatbot behavior - Production velocity mindset; distinguish between academic vs. shippable solutions Compensation & Benefits: - Salary: $50,000-$180,000+ USD annually (including equity) - Fully remote (Europe-based, CET hours) - 4 weeks PTO annually - $100 USD/month health allowance + unlimited psychology/wellness sessions - Learning/professional development budget - Company laptop + $250 monitor budget - Co-working budget - Premium ChatGPT, Cursor, HuggingFace access - Annual in-person gathering Application Requirements: LinkedIn, GitHub profiles, resume, behavioral questions.