P3 Senior Programmer / Engineer

Role: : IT - P3 Senior Programmer / Engineer

Location: St Louis MO may be remote would be okay

Exp: 10+ Years

*Mandatory Skills:* 

 * 8+ years of hands-on in search relevance, Search Query Optimization and software engineering experience for eCommerce websites  

 * Proven experience with at least one major search engine preferably Elasticsearch( or any Lucene based search engine such as Solr or OpenSearch) 

 * Experience in Lexical search using algorithms like BM25, Semantic Search **  

 * Deep understanding of {*}search relevance tuning{*}, {*}search query optimization{*}, {*}ranking{*}, {*}tokenization{*}, {*}stemming{*}, and *query parsing* 

 * Experience building or integrating *RAG-based architectures* for LLM-assisted search use cases. 

 * Experience with MLOps practices and tools. 

 * Proven experince in *Python* and experience with ML frameworks like {*}TensorFlow, PyTorch, or Scikit-learn{*}. 

 * Recent experience in Java, Kotlin, Spring, Spring Boot is a plus 

 * Mentor and guide engineers across the team, promoting a culture of engineering excellence and experimentation. 

 * Ability to provide solutions based on business requirements. 

 * Ability to collaborate with cross-functional teams. 

 * Ability to work with global teams and a flexible work schedule. 

 * Must have excellent problem-solving skills and be customer centric. 

 * Excellent communication skills. 

   *Preferred Skills:* 

 * Experience with Microservices, CI/CD, Event Oriented Architectures and Distributed Systems 

 * Experience with cloud environments (e.g., Google Cloud Platform, Azure, Amazon Web Services) 

 * Experience leading product-oriented engineering development teams is a plus 

 * Familiarity with DevOps practices/principles, Agile/Scrum methodologies, CI/CD pipelines and the product development lifecycle 

 * Strong background in SQL and NoSQL databases 

 * Familiarity with modern web APIs and full stack frameworks is a plus. 

 * Experience with Java, Google Analytics, BigQuery, Cassandra, Docker, Kubernetes, Kafka, in memory caching are a plus 

 * Familiarity with data manipulation and analysis libraries (e.g., Pandas, NumPy, Spark) is a plus.