Applied Research Engineer, Machine Translation

Requirements

• Strong programming and software engineering skills (Python, C++, or equivalent)
• Experience building and optimizing machine translation systems using modern LLM architectures
• Practical knowledge of LLM post-training techniques like SFT, RLHF, and GRPO
• Experience with large-scale data processing frameworks and synthetic data generation pipelines
• Strong production mindset and ability to deploy models reliably
• Ability to manage complex processes in a fast-paced environment
• Excellent communication skills and collaborative teamwork approach
• Deep motivation to deliver impactful products for customers

Nice to Haves

• Master’s degree or PhD in Computer Science, Electrical and Computer Engineering, or related field
• Experience in applied machine learning or software engineering with product impact
• Hands-on experience with deep learning frameworks like PyTorch
• Familiarity with reward modeling, preference data collection, or RL-based fine-tuning
• Distributed and cloud computing experience (GCP, AWS, or equivalent)
• Experience with speech translation or multimodal models

What You'll Be Doing

• Apply and advance modern training techniques for translation quality improvement
• Own and improve end-to-end model development pipelines
• Work in a motivated team to ship high-quality models to millions of users

Perks and Benefits

• Play a critical role in the next revolution of human-computer interaction
• Contribute to groundbreaking technology enabling communication across languages
• Sit at the cutting edge of research and real-world product impact
• Work on Apple's Machine Translation products like Translate App and Live Translation