Search Quality Engineer

Responsibilities

• Scaling, designing, and implementing improvements to Picsart search engine.
• Adding new features for ranking models.
• End-to-end measurements of search quality.
• Improvements of search infrastructure and data pipelines.
• Communicate with stakeholders about requirements of different features.
• Training models for search results ranking.
• Developing solutions you’ve designed from the ground up through to deployment into production.
• Identifying and addressing performance bottlenecks within the application and broader infrastructure.
• Participating in design meetings, hiring interviews, and code reviews.
• Performance debugging, benchmarking and building awesome things in general.

Requirements

• Master degree in Computer Science or related field.
• Extensive experience with search engines Lucene / Solr / Elasticsearch.
• Extensive experience in search engines quality area.
• Deep knowledge of Java.
• Deep understanding of search engines technologies/algorithms.
• Knowledge of traditional build systems (Gradle, Maven).
• Good understanding of cloud infrastructure platforms.
• Provide in-depth analysis and insights about user behavior using Apache Spark (execution) and Databricks Delta (storage).
• Experience with databases, complex SQL querying.
• Experience with Python.
• Strong knowledge of data structures and algorithms.
• Machine learning related to ranking (learning to rank).
• Experience in AB tests frameworks.
• Good written and verbal English communication skills.
• Excellent collaboration and communication skills.

We offer

• Medical insurance.
• Top hardware.
• English classes.
• Gym compensation.