Unique and Bold Challenges
- Launching advertising solutions on media with over 20 million MAUs
- Mercari is providing advertising solutions, but is still in its early stages. It is expected to make a significant impact on the Japanese advertising market in the future.
- Challenging revolutionary advertising measures that go beyond conventional frameworks
- Advertising solutions are offered on many platforms, and there are numerous success stories. We can leverage the benefits of existing solutions to provide even better ones.
Responsibilities
- Improving ad performance through the design, development, and maintenance of Elasticsearch
- Enhancing ad matching and search result relevance through the analysis and tokenization of queries using NLP
- Collaborating with data scientists and other engineers to enhance the integration and performance of Elasticsearch
Requirements
- Development and operational experience with Elasticsearch
- Knowledge and experience in search algorithms, relevance tuning, query optimization
- Expertise in natural language processing (NLP) technologies and tools
- Experience in handling data index, ETL processes, and large data sets
- Japanese: Proficient (CEFR - C1)
Nice to haves
While not specifically required, tell us if you have any of the following.
- Experience in advertising domain or advertising platform
- Experience with Elasticsearch, Solr or other OSS search engines and analytical tools
- Knowledge of machine learning and data science related to search and personalization
- Experience in monitoring and log analysis (e.g., Grafana, Prometheus, ELK stack)
