Applied Scientist II, Amazon Music Search Science, Bengaluru
Job Description
Amazon Music’s Search Science team in Bengaluru is hiring an Applied Scientist II in music search and discovery to understand listener intent and help people find the right music, podcasts and audio. The role covers retrieval, ranking and conversational search across mobile, web and voice devices such as Alexa and Echo.
At a glance
- Role: Applied Scientist II, Amazon Music – Search Science
- Location: Bengaluru, Karnataka, India
- Posted: 9 September 2026
- Experience: 3+ years building models for business use; PhD, or a master’s degree plus 4+ years in CS, CE, ML or a related field
- Job ID: 10533954
- Apply: open until filled (re-checked 13 October 2026)
About the music search and discovery science role
- Frame search and ranking problems as ML, information retrieval or optimisation tasks with scientists, engineers and product managers
- Build and evaluate production models using classical ML, deep learning, LLMs and agentic AI to improve music discovery and intent resolution
- Take algorithms from idea to production, including data pipelines, model serving and offline and online evaluation
- Design and analyse large A/B experiments on relevance, engagement and satisfaction
- Explore multimodal understanding, richer content semantics and new retrieval methods
- Explain decisions and roadmaps to technical peers and senior stakeholders
What Amazon is looking for
- 3+ years building models for business applications
- A PhD, or a master’s degree and 4+ years in CS, CE, ML or a related field
- Programming in Java, C++, Python or a similar language
- Experience in algorithms, parsing, numerical optimisation, data mining or distributed/high-performance computing
Nice to have
- Unix/Linux experience
- A PhD in computer science, machine learning, engineering or a related field
Pay and location
Amazon’s posting does not state a salary; pay is discussed during the hiring process. The role is based in Bengaluru, India.
How to apply
Apply through the official Amazon job posting. Amazon’s posting does not give a closing date, so the role is open until filled; ResearchJobs.in will re-check this listing on 13 October 2026. Amazon lists the minimum and preferred qualifications on the posting; read both before applying. Check the posting for location and work-authorisation details before you apply.
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Hiring institution: Amazon
Official advertisement: www.amazon.jobs
How to prepare for this application
- Retrieval and ranking: revise dense retrieval, learning to rank and how to evaluate with NDCG and MRR.
- Experimentation: expect questions on A/B test design, guardrail metrics and novelty effects.
- Conversational search: think about how an LLM agent would resolve a vague request such as a mood or activity.
- Audio understanding: the team classifies audio and musical forms; know basic audio embeddings.
- Leadership Principles: prepare STAR stories.
About Amazon in India
Amazon runs large science and engineering teams in India, including in Bengaluru, Hyderabad, Chennai and Gurugram. Applied scientists work on machine learning problems across retail, logistics, advertising, devices and cloud services.
