Bjak

Lead Engineer, Machine Learning

Bjak
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4 hours ago
Seoul, Korea, SouthStaff+

Responsibilities

  • Own end-to-end ML systems from data and training through evaluation, inference, and deployment.
  • Build and evolve training and fine-tuning pipelines for large models.
  • Design evaluation systems for capability, robustness, safety, and real-world product performance.
  • Architect high-performance inference systems and optimize latency, GPU utilization, memory, cost, and reliability.
  • Build data pipelines and systems for real-world and synthetic training data.
  • Establish production infrastructure for deploying, monitoring, and continuously improving models.
  • Partner with research and application engineering to turn model capabilities into product improvements.
  • Support team members, align execution, and help deliver high-impact ML work.

Requirements

  • Experience building and shipping production ML systems used by real users, rather than only research prototypes or demos.
  • Strong understanding of large-model training, fine-tuning, evaluation, and inference.
  • Strong software engineering and systems fundamentals with production-grade coding practices.
  • Experience operating ML workloads at meaningful scale, particularly GPU-based systems.
  • Comfort working with large models and understanding their failure modes.
  • Strong technical judgment, independent execution, and the ability to navigate ambiguous problems.
  • Commitment to experimentation, measurement, correctness, reliability, and production quality.

Benefits

  • Small, hands-on, high-talent-density team with broad engineering ownership.
  • Virtual and/or onsite interview options with a prompt decision process.

Tech Stack

Categories

Bjak

About Bjak

201-500 employees

Our mission is to develop technology based solutions to improve financial inclusion. We develop new & innovative platforms & services globally. For example, we are the first platform to simplify and digitise comprehensive life and medical insurance, supported by AI agent. BJAK is the largest insurance platform in Southeast Asia. If you enjoy building cutting edge platform-ecosystems that gives equal access to financial services to everyone at scale, join us.

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