Senior Machine Learning - Search About The Role As a Senior Machine Learning Engineer – Search, you will play a pivotal role in shaping the intelligence behind GoFood and GoPay. You'll design, build, and deploy cutting-edge search, recommendation, and monetization models that power on-demand and financial use cases across Indonesia. In your first six months, you'll help launch foundational platform capabilities and partner closely with business-facing data science teams to drive measurable business impact and elevate the user experience. If you're passionate about applying advanced algorithms to solve real-world problems at scale, this role is one of the highest-leverage opportunities in the company. What You Will Do Design and optimise hybrid lexical–semantic retrieval pipelines (e.g., BM25, dense vectors, HNSW/LSH, generative retrieval) to improve precision and recall across GoFood and GoPay surfaces. Build high-quality embeddings and relevance signals that capture user intent, cuisi...