Lead Data Scientist, Search & Recommendation Systems

Gotogroup; Jakarta Pusat; On-site; IDR 900,000,000 - 1,500,000,000; Full time

Job summary

Gotogroup is seeking an algorithm expert to shape the intelligence behind GoFood and GoPay across Indonesia. You will design and deploy advanced search, recommendations, and monetisation models powering on-demand and financial use cases.

In six months, you will launch foundational platform capabilities and collaborate with business-facing data science teams to drive business impact and user experience. This is a high-leverage role for a world-class team.

Qualifications

• Master's degree or higher in CS/ML/NLP/CV or related field.
• Strong programming skills in Python, C++, or Java.
• Hands-on experience building large-scale ranking or recommender systems.
• Familiarity with LLMs/LLVMs and integrating them into search or recommendation pipelines.
• Ability to drive measurable business impact using new algorithms.

Responsibilities

• Design and optimise hybrid lexical–semantic retrieval pipelines for GoFood and GoPay surfaces.
• Build embeddings and signals capturing user intent, geography, price sensitivity, and promotions.
• Develop multi-task deep ranking models balancing conversion, diversity, and retention.
• Create personalised ranking layers leveraging historical orders and contextual features.
• Engineer recommendations using collaborative filtering, graph methods, and sequence models.
• Advance embedding quality for multi-modal data and use LLMs to enhance knowledge.
• Incorporate taxonomy signals and knowledge-graph features into pipelines.

Skills

Python

Java

C++

LLMs/LLVMs

Ranking/Recommendation systems

English communication

Bahasa Indonesia understanding

Product intuition

Experimentation & impact

Education

Master's degree or higher in CS/ML/NLP/CV

Tools

Large language models

Data science tools

Job description

Gotogroup is seeking an algorithm expert to shape the intelligence behind GoFood and GoPay across Indonesia. You will design and deploy advanced search, recommendations, and monetisation models powering on-demand and financial use cases.

In six months, you will launch foundational platform capabilities and collaborate with business-facing data science teams to drive business impact and user experience. This is a high-leverage role for a world-class team.