Senior Data Scientist – Search & Recommendation Architect

Gojek; Singapore; On-site; SGD 180,000 - 240,000; Full time

Job summary

Gojek is seeking a Senior Data Scientist for the Search & Recommendations Platform to design and deploy advanced retrieval, ranking, and monetisation models across GoFood and GoPay ecosystems. You will collaborate with teams in Singapore, China, Indonesia, and India to launch foundational capabilities and drive business impact.

You will build embeddings, integrate real-time signals, and develop multi-task ranking models that balance conversion, merchant quality, and user retention, while

Qualifications

• Master’s degree or higher in Computer Science, Machine Learning, NLP, CV, or related field.
• Hands-on experience building large-scale ranking or recommendation systems in consumer products (ecommerce, food delivery, rideshare, ads, streaming, social).
• Familiarity with LLMs and/or LLVMs. Experience integrating them into search or recommendation pipelines is a strong plus.
• Demonstrated ability to innovate with new algorithms or tools and drive measurable impact, especially making use of Large language Models (LLMs) and Large Language and Vision models (LLVMs).
• Strong product intuition and ability to reason from user behavior data and traffic patterns.

Responsibilities

• Design and optimise hybrid lexical–semantic retrieval pipelines to improve precision and recall.
• Build high-quality embeddings and relevance signals that capture user intent, cuisine and dish semantics, geolocation, delivery constraints, price sensitivity, and promotions.
• Develop multi-task deep ranking models that balance conversion, diversity, merchant quality, and long-term user retention, integrating real-time signals.
• Build personalised ranking layers and user behaviour models leveraging historical orders, preferences, and contextual features.
• Engineer recommendation algorithms using collaborative filtering, graph-based methods, and sequence models for retrieval expansion.
• Advance embedding quality for multi-modal data and use LLMs to enhance structured knowledge.
• Incorporate structured metadata, taxonomy signals, and knowledge-graph features into retrieval and ranking pipelines.

Skills

Python

C++

Java

ML/DL

Education

Master’s degree in Computer Science or related

Job description

Gojek is seeking a Senior Data Scientist for the Search & Recommendations Platform to design and deploy advanced retrieval, ranking, and monetisation models across GoFood and GoPay ecosystems. You will collaborate with teams in Singapore, China, Indonesia, and India to launch foundational capabilities and drive business impact.

You will build embeddings, integrate real-time signals, and develop multi-task ranking models that balance conversion, merchant quality, and user retention, while