Senior Search Engineer jobs in United States
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Jackson Parker Operating · 1 week ago

Senior Search Engineer

Jackson Parker Operating builds advanced search-technology systems combining large-scale crawling, embeddings, information retrieval, and modern LLM-driven workflows. They are seeking a Senior Search Engineer who will be responsible for building and scaling backend systems, integrating LLM workflows, and optimizing performance across various technologies.

Management Consulting

Responsibilities

Build and scale Java/J2EE backend systems powering large-scale search modeling and data pipelines
Develop high-performance data-access layers using Hibernate ORM
Integrate LLM workflows (Claude, OpenAI) into engineering processes and backend logic
Use Claude to dramatically scale code output , from thousands to tens of thousands of lines per week when needed
Build embedding-driven pipelines, vector workflows, and retrieval systems
Architect and maintain distributed crawling and large-data processing systems
Optimize PostgreSQL for high throughput and large dataset performance
Develop REST/JSON APIs and integrate with AWS services (EC2, RDS, S3)
Contribute to UI components using JSF/PrimeFaces
Improve reliability, performance, observability, and scalability across the stack
Participate in an engineering availability rotation for mission-critical systems
Write clean, testable code and proactively propose architectural improvements

Qualification

Java/J2EEHibernate ORMPostgreSQLLLMs ClaudeLLMs OpenAIAWSGit/GitHubSearch/IR systemsDocker/KubernetesCI/CD pipelinesProblem-solving skillsClear communicationOwnership mentality

Required

Strong proficiency with Hibernate ORM
5+ years of Java/J2EE backend engineering
Direct experience using LLMs (Claude, OpenAI) to generate production-quality code
Ability to scale output significantly using AI — including multi-file, multi-module, architectural-level code generation
Experience with embeddings, cosine similarity, vector pipelines, or other ML-adjacent retrieval systems
PostgreSQL expertise, including performance tuning and handling very large datasets
Experience deploying and operating systems on AWS
Git/GitHub proficiency
Strong debugging, architectural reasoning, and problem-solving skills

Preferred

Experience with search/IR systems (Lucene, Elasticsearch, semantic search, vector search)
Distributed crawling, ETL, or high-volume data flow experience
Docker/Kubernetes
CI/CD pipelines (GitHub Actions, Jenkins, GitLab CI)
Experience with JSF/PrimeFaces
Experience building embedding-driven ranking or scoring pipelines

Benefits

Health, dental, vision, and technology stipend
401(k)
Dental insurance
Health insurance
Vision insurance

Company

Jackson Parker Operating

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Funding

Current Stage
Growth Stage
Company data provided by crunchbase