Junior Data Scientist (AI/LLM Systems)

amIT Global Solutions Sdn Bhd; Banten; On-site; IDR 120,000,000 - 240,000,000; Full time

Job summary

OCBC in Indonesia seeks a fresh graduate to help build and ship LLM systems used by bankers and customers.

You will learn to evaluate AI through offline evals, A/B tests, and live monitoring, working hands-on with Python, vLLM, prompt optimization, and fine-tuning.

Join cross-functional teams in Product, Risk, and Compliance to apply data science to credit risk and regulatory compliance, helping deliver trusted banking solutions.

Qualifications

• Fresh graduate (Bachelor's or Master's) in a quantitative field.
• Strong Python fundamentals.
• Experience building something with LLMs (thesis, internship, projects, or hackathon).

Responsibilities

• Build and ship LLM systems and workflows to production.
• Learn to evaluate AI properly: offline evals, A/B tests, live monitoring.
• Work hands-on with Python, vLLM, prompt optimization, and fine-tuning.
• Collaborate with Product, Risk, and Compliance teams on banking-use cases.

Skills

Python

LLMs

Data storytelling

Education

Bachelor's or Master's in quantitative field

Tools

Python

vLLM

Prompt optimization

Fine-tuning

Job description

Why Join:

Data tells stories that shape customer experiences, reduce risks, and add value to our products. Work with one of the region's most trusted financial institutions, where data is truly the beginning of innovation.

How You Succeed:

Can you turn raw data into a powerful direction At OCBC, every insight you unlock drives smarter strategies, sharper decisions, and a future of banking built on trust.

What You Do:

• Build and ship LLM systems and workflows to production, where real bankers and customers use them
• Learn to evaluate AI properly: offline evals, A/B tests, live monitoring
• Work hands-on with Python, vLLM, prompt optimization, and fine-tuning
• Work alongside experienced teams in Product, Risk, and Compliance to apply data science techniques to real-world banking scenarios, including credit risk and regulatory compliance

Who You Are

• Fresh graduate (Bachelor's or Master's) in a quantitative field: Statistics, Computer Science, Math, Engineering, Physics or have maximum 2 years professional experience
• Strong Python fundamentals
• Have experience on building something with LLMs (through Thesis, internship, projects, or hackathon) and can explain the concept and its objective in a simple way

You'll be Part of:

Group Operations and Technology co-creates products and solutions. We build the underlying technology applications and services. And manage the Group's IT operations & cyber defense. End-to-end transaction fulfillment services. For the whole Group. With singular focus. Delivering exceptional customer experience. At the forefront of our digital transformation journey. Relentless innovation. Pushing boundaries. And it's all powered by serious investment in your development.

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. ionally but also contribute to become a Trusted Partner to Improve Quality of Life.