This list contains only the countries for which job offers have been published in the selected language (e.g., in the French version, only job offers written in French are displayed, and in the English version, only those in English).
Tech Lead to take the helm of our LLM team and own the architecture, training, and deployment of the models that power our core product. Solve latency, throughput, and context management challenges at a scale of 80M+ daily tokens. Build sophisticated classifiers and alignment strategies.
Job Responsibility:
Ship Code & Lead from the Front
Act as a Player/Coach
Own the core chat loop
Own the Model Lifecycle
Drive strategy for SFT and RLHF/DPO
Manage the Data Engine
Architect High-Precision Moderation
Build custom classifiers
Requirements:
8+ years of engineering experience
Significant portion dedicated to shipping ML/LLM features to millions of active users
Proficient in Python/PyTorch
Comfortable with modern LLM stack (vLLM, HuggingFace, fine-tuning pipelines, eval frameworks)
Comfortable working with NSFW content
Understand technical rigor required to moderate it effectively
Intuition for Alignment
Doer Mindset
Owner mindset
What we offer:
Fully remote
4 weeks (20 working days) of PTO per year
Annual in-person meetup
Up to $200 per year for wellbeing expenses
Unlimited 1:1 sessions with psychologists and lifestyle experts through OpenUp
Co-Working Space Budget up to 35 EUR / 40 USD per visit
Learning Budget
Company laptop provided
Monitor budget up to $250
Premium access to AI tools (ChatGPT, Cursor, Hugging Face)