Position: Back-end Engineer | Search Platform
Company: Grid Dynamics
Experience required: 3y
English level: intermediate

We are building search solutions for major online commerce sites. We combine cloud-native approach, microservices architecture, modern information retrieval and machine learning techniques to drive best-in-class product discovery experiences. We work with product teams to make a direct impact on search algorithms, features and UX. We use cutting-edge open source and commercial search platforms. We search for millions of products with tens of milliseconds latency under high load. Platforms we build weather Black Friday and Cyber Monday traffic storms with flying colors without downtime or slowdown. 

We are looking for a Back-end Software Engineer to join our search engineering tribe and help connect shoppers with products they love. 

As a back-end engineer you will:

Work on the E2E search solutions including data ingestion, indexing and near-real-time index updates; query understanding, retrieval, filtering and ranking
Develop search features with Java, Javascript, search platforms and native cloud services.
Ship features to production and runs A/B tests.
Work on performance optimization and testing.
We’re looking for someone who:

Has at least 3+ years of experience in back-end development in Java ecosystem
Is familiar with Javascript or Typescript
Has good knowledge of algorithms and data structures.
Has experience with cloud platforms (CGP, AWS, Azure).
Has working knowledge of relational databases and SQL
Familiar with Linux and Docker, has experience with building, deploying, and debugging production systems.
Would be a plus:

Experience in online commerce and product discovery domain
Experience in building information retrieval systems.
Experience with Solr/Lucidworks Fusion or Elasticsearch
Experience with Solr/Elasticsearch/Lucene internals and plugin writing
Experience with Spark or similar distributed data processing systems
Familiarity with K8s
Understanding of foundations of machine learning and deep learning
Experience with graphs (JGraphT or similar)
We offer:

Competitive salary
Work on bleeding-edge projects in a team of experienced and motivated developers and QA engineers
Flexible working hours
Business trips to the USA
Health insurance, a benefits package, company-sponsored conferences, vacations