JazzX AI

Senior Staff AI Engineer

JazzX AI
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4 months ago

Base Salary

$207k - $290k/yr

Responsibilities

  • Define and drive end-to-end architectures for reinforcement-learning systems, including training pipelines, simulation environments, reward shaping, and model serving.
  • Apply advanced reinforcement-learning techniques to complex enterprise problems, including policy optimization, model-based RL, hierarchical RL, and multi-agent RL.
  • Design distributed training systems and cloud-native infrastructure optimized for performance, reproducibility, and cost efficiency.
  • Provide technical leadership, mentor AI engineers and researchers, and review designs and code for scalability and robustness.
  • Partner with product, data, platform, and research teams to integrate RL solutions into production systems.
  • Define benchmarking, continuous evaluation, monitoring, and feedback-driven improvement frameworks for deployed RL models.
  • Ensure RL systems meet ethical AI, safety, explainability, governance, and regulatory standards.

Requirements

  • 10+ years of AI/ML engineering experience, including at least 5 years specializing in reinforcement-learning research and production systems.
  • Demonstrated success designing and deploying large-scale RL architectures in enterprise environments.
  • Deep expertise in RL algorithms, including PPO, A3C, SAC, DDPG, RLVR, and GRPO-like policy optimization approaches.
  • Hands-on experience with simulation frameworks such as OpenAI Gym, Isaac Gym, PettingZoo, or MuJoCo, and with multi-agent reinforcement learning.
  • Experience with test-time compute optimization, inference-time search, chain-of-thought reasoning, and adaptive computation strategies.
  • Experience training and fine-tuning large language models using supervised and reinforcement-learning techniques.
  • Advanced software engineering skills in Python, C++, or Java, with deep expertise in TensorFlow, PyTorch, JAX, or Ray RLlib.
  • Hands-on experience with distributed training infrastructure, Kubernetes, GPU/TPU clusters, and cloud ML platforms.
  • Excellent communication, collaboration, and leadership skills across multidisciplinary teams.
  • Preferred qualifications include a PhD in Computer Science, Machine Learning, Robotics, or a related field; enterprise AI adoption leadership; open-source or top-tier conference contributions; and experience with safety, alignment, or explainability of RL agents.

Benefits

  • Competitive base salary of USD 207,000 to USD 290,000 plus equity options.
  • Health, dental, and vision insurance.
  • Flexible working arrangements.
  • Opportunity to build foundational enterprise AGI and AI systems with real-world impact.
  • Headquartered in Los Altos, California.

Tech Stack

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JazzX AI

About JazzX AI

51-200 employees
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