Senior/Lead Java Developer with search engine expertise

Overview

The primary goal of the project is the modernization, maintenance and development of an eCommerce platform for a big US-based retail company, serving millions of omnichannel customers each week. Solutions are delivered by several Product Teams focused on different domains - Customer, Loyalty, Search and Browse, Data Integration, Cart. Current overriding priorities are new brands onboarding, re-architecture, database migrations, migration of microservices to a unified cloud-native solution without any disruption to business.

Responsibilities

• Quickly onboard to Customer's processes and contribute to migration of the client platform.
• Develop new features in Java and Kotlin for Spring Boot Microservices, as well as maintain existing ones.
• Improve Personalized Search.
• Modernize Data Ingestion for faster searching and indexing.
• Collaborate with other teams and client to find the best solutions.

Must have

• English - B2 or higher
• Kotlin, Java Spring Boot, Gradle
• Experience with Search Engines (Lucene-based engines preferred e.g. Elasticsearch, Solr)
• Semantics Search / Vector Databases, Embeddings and LLMs
• At least 5 years of work experience including enterprise backend system design
• Strong knowledge of Java/Kotlin language
• Strong knowledge of Spring/SpringBoot
• Good understanding of how search engines work
• Familiar with databases (SQL/PostgreSQL)
• Deep understanding of enterprise application architecture patterns
• Experience with distributed systems
• Familiar with microservice architecture patterns
• Familiar with Containers and Orchestration Systems (Kubernetes/PKS/OpenShift)
• Adoption of Agile and DevOps culture
• Strong written and verbal communication skills
• Candidates must provide a cover letter including: Experience with Search Engines; Semantics Search / Vector Databases, Embeddings and LLMs

Nice to have

• Experience of work in distributed teams, with US customers
• Experience in working with Kafka/Rabbit and caching (Hazelcast/Redis)
• Experience in a hybrid cloud environment or willingness to learn new techniques and approaches