Senior Backend Software Engineer, Ai Search

5 days ago

Singapore Rekuten Global Full time

Job Description:
Situated in the heart of Singapore's Central Business District, Rakuten Asia Pte. Ltd. is Rakuten's Asia Regional headquarters. Established in August 2012 as part of Rakuten's global expansion strategy, Rakuten Asia comprises various businesses that provide essential value-added services to Rakuten's global ecosystem. Through advertisement product development, product strategy, and data management, among others, Rakuten Asia is strengthening Rakuten Group's core competencies to take the lead in an increasingly digitalized world.

Rakuten Group, Inc. is a global leader in internet services that empower individuals, communities, businesses, and society. Founded in Tokyo in 1997 as an online marketplace, Rakuten has expanded to offer services in e-commerce, fintech, digital content, and communications to approximately 1.7 billion members around the world. The Rakuten Group has nearly 32,000 employees and operations in 30 countries and regions. For more information visit

We are looking for a senior backend software engineer to work on next generation AI search system. The role will build the state-of-the-art AI search systems, propelling the fast iteration of search development.

Responsibilities
- Design, develop, test, deploy, maintain, and enhance large scale ai search experience.
- Lead the design and implementation of solutions in specialized Machine Learning (ML) areas and search/ads/recommendation area.
- Facilitate alignment and clarity across teams on goals, outcomes, and timelines. Influence and coach a distributed team of engineers.

Mandatory Requirements
- BS degree in Computer Science, Computer Engineering, or other relevant majors with minimum 3-5 years of experience in either backend service development
- Strong programming skills and solid knowledge in data structure and algorithm.
- Good understanding of operating system and networking concepts.
- A strong problem-solving mindset and good communication skills.
- Self-motivated and a team player.

Preferred Qualifications
- Good understanding on how modern Search system is built or/and how modern Search product should be evolved.
- 1 year of experience with ML infrastructure (e.g., model deployment, model evaluation, optimization, data processing, debugging).
- 1 year of experience with core GenAI concepts (LLM, Multi-Modal, Large Vision Models) and experience with text, image, video, or audio generation.

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