Senior NLP Engineer

Responsibilities

• Train and fine-tune language models powering AI companions
• Own and improve agent harnesses, agentic loops, and the chat interface algorithm
• Build and maintain the full LLM stack from model training to production deployment
• Track cutting-edge NLP research and translate it into an NLP roadmap
• Collaborate with validation, content, and dataset teams to design experiments and measure model quality

Requirements

• Deep experience training and fine-tuning large language models
• Hands-on experience building agent harnesses and agentic pipelines
• Strong understanding of RLHF, DPO, and other alignment/post-training techniques
• Proficiency with transformers, PyTorch, and related libraries
• Experience at AI-focused startups or companies
• Backend engineering experience in Python, Go, or C# is a significant advantage

Preferred Qualifications

• Experience with multimodal LLMs
• Computer Vision background and image/video model experience
• Distributed training on large-scale datasets

Benefits

• Remote work opportunity
• 28 calendar days of vacation per year
• 7 wellness days per year
• Referral bonuses up to $5,000
• 50% payment for professional training and international conferences
• Health benefits compensation up to $1,000 gross per year
• Workplace reimbursement up to $1,000 gross every 3 years
• Corporate discount for English lessons

About the Company

Social Discovery Group is a group of social discovery companies solving problems of loneliness and isolation by transforming virtual intimacy into the new normal through social entertainment platforms.