Data Scientist (AI Automation & LLM Systems)

Why Join:

You'll own end-to-end AI systems in production — from LLM pipelines to agentic workflows — that directly serve thousands of users. Work at the intersection of frontier AI and real-world banking at one of the region's most trusted financial institutions.

How You Succeed:

Can you take a large language model from prototype to production and prove it works At OCBC, every system you ship doesn't just run — it improves how we serve customers, manage risk, and scale operations.

What You Do:

• Own end-to-end AI and LLM systems — from solution design and development to deployment, monitoring, and continuous improvement.
• Build and maintain evaluation frameworks (offline evaluations, A/B testing, production monitoring) that drive product quality.
• Design and develop scalable ML and LLM applications, including RAG pipelines, agentic workflows, and AI automation solutions.
• Optimize LLM inference using vLLM, prompt optimization frameworks, and fine-tuning techniques (LoRA/QLoRA).
• Partner with Product, Risk, Compliance, and Engineering teams to solve real-world banking challenges using AI.

Who You Are:

• 7+ years building and deploying ML or AI solutions in production environments.
• Hands-on experience delivering at least one LLM, RAG, or Generative AI application to production.
• Strong proficiency in Python and modern ML/AI development frameworks.
• Clear communicator who can translate complex technical trade-offs into actionable recommendations for business stakeholders.

Nice to Have:

• Experience in banking, financial services, or fintech.
• Serving high-throughput LLMs using vLLM or similar inference frameworks.
• Prompt optimization techniques (GEPA, DSPy, or similar).
• Fine-tuning LLMs using LoRA/QLoRA for regulated use cases.
• Familiarity with MLOps, LLMOps, observability, and production monitoring.

You'll be Part of:

The AI & Intelligent Banking team. We build and operate the AI products that power OCBC's digital experience. End-to-end. From research to production. LLMs. RAG pipelines. Agentic workflows. AI automation. Real impact for real customers. Every day. Backed by serious investment in cutting-edge infrastructure and your professional growth.

About OCBC:

At PT Bank OCBC NISP Tbk (OCBC), we don't just serve customers, but we walk alongside them being a trusted partner to enrich the quality of their lives. Since 1941, we have been committed to helping individuals and businesses navigate their financial journey with solutions that grow alongside their evolving needs.

By combining deeply rooted Indonesian values with the comprehensive global capability of the OCBC Group, we offer meaningful, relevant financial services, from daily banking to long-term planning, all delivered with care, understanding, and responsibility.

We are always looking for bright, driven individuals who are curious, collaborative, and eager to grow. At OCBC, you will find a workplace that respects your journey, supports your development, and gives you space to contribute meaningfully—because your Opportunity Starts Here!

What We Offer:

OCBC offers a competitive compensation & benefit, including a comprehensive suite of flexible benefits that fit your lifestyle and livelihood, community engagement programs, industry-leading learning, and professional development opportunities in the banking sector. We genuinely care about your well-being, growth, and aspirations—just as much as we care about our customers needs. By joining our team, you will not only thrive personally and professionally but also contribute to become a Trusted Partner to Improve Quality of Life.