Applied AI Engineer

Location: Remote, China; address: Beijing, China.

Company

hirify.global is building proactive AI-native applications for conversations, errands, organisation, and workflows.

What you will do

• Build and ship AI features end-to-end, from models and systems to user experience.
• Design and iterate on prompts, tools, memory, and agent workflows.
• Convert model outputs into structured, reliable, and predictable product behavior.
• Debug issues across models, orchestration, infrastructure, and user experience.
• Optimize latency, cost, and production reliability.
• Develop evaluation frameworks and collaborate with product, engineering, and research teams.

Requirements

• Strong foundation in machine learning and modern neural network architectures.
• Hands-on experience training, fine-tuning, or deploying ML models.
• Production-quality Python development skills.
• Experience with PyTorch or JAX, LLMs, inference and serving systems such as vLLM, and vector databases.
• Ability to work across model, infrastructure, and product layers in ambiguous, fast-moving environments.
• Bias toward shipping, iteration, and continuous improvement.

Culture & Benefits

• Remote full-time role with virtual interviews and possible onsite interview meetings.
• Small, world-class team operating with collective decision-making and rapid execution.
• Work focused on practical AI applications designed for broad real-world use.
• Transparent and efficient hiring process with a prompt decision after the interviews.

Hiring process

• Applications are evaluated by technical team members.
• Expect 3, and no more than 4, interviews conducted virtually and/or onsite.
• A prompt hiring decision follows the interview process.