Note: The job is a remote job and is open to candidates in USA. Creospan Inc. is a growing tech collective that offers innovative solutions to propel businesses into a better tomorrow. They are seeking a Software Engineer III who will design data engines and evaluation frameworks to support AI research and integrate breakthrough technologies into widely-used products.

Responsibilities

• Design and develop multimodal datasets for training and evaluating AI models across image, video, audio, and text modalities
• Build and execute model evaluation frameworks, benchmarks, and performance metrics
• Fine-tune machine learning models using supervised and preference-based training techniques
• Utilize multimodal LLMs to generate, augment, balance, and improve training datasets
• Develop internal annotation tools and user interfaces using React and TypeScript
• Build and maintain scalable data ingestion and processing pipelines
• Implement reliable large-scale data movement, batching, deduplication, retry logic, and parallel processing
• Collaborate closely with AI researchers, scientists, and engineers to advance state-of-the-art AI systems

Skills

• 5+ years of professional software engineering experience
• Strong understanding of machine learning fundamentals, including:
• Model fine-tuning (SFT, preference tuning)
• Prompt engineering
• Model evaluation methodologies
• Understanding of model failure modes
• Experience building multimodal datasets involving image, video, audio, and text data
• Strong Python programming skills
• Hands-on experience with:
• PyTorch
• Hugging Face ecosystem
• Model training and inference workflows
• Experience building production-grade web applications using:
• React
• TypeScript
• Strong SQL skills and experience developing large-scale data pipelines
• Experience designing reliable data processing systems including batching, deduplication, retries, and parallel execution
• Master's or PhD in Computer Science, Artificial Intelligence, Machine Learning, or related field
• Experience working on multimodal large language models (MLLMs)
• Research publications or significant contributions to AI research projects
• Open-source contributions to AI or machine learning projects
• Experience working in mid-sized technology companies or large-scale technology organizations

Company Overview