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Biztec Global · 1 hour ago

Lead AI Engineer

Austin, TX

Full-time

Hybrid

Senior Level

5+ years exp

Biztec Global is seeking a Lead AI Engineer to enhance their AI and machine learning capabilities. The role involves working on search engineering, semantic search, and deploying AI solutions using various technologies.

Information Technology & Services

Hiring Manager

Senthil Kumaran

Responsibilities

5–10 years of experience in AI/ML, NLP, or IR systems , with hands-on search engineering

Strong expertise in ElasticSearch/OpenSearch : analyzers, mappings, scoring, BM25, aggregations, vectors

Experience with semantic search :

Embeddings (BERT, SBERT, Llama, GPT-based, Cohere)

Vector databases or ES vector fields

Approximate nearest neighbor (ANN) techniques

Working knowledge of LLM-based retrieval and RAG architectures

Proficient in Python ; familiarity with Java/Scala is a plus

Hands-on AWS experience (OpenSearch, SageMaker, Lambda, ECS/EKS, EC2, S3, IAM)

Experience building and deploying APIs using FastAPI/Flask and containerizing with Docker

Familiar with typical IR metrics and search evaluation frameworks

Qualification

ElasticSearchPythonAWSSemantic SearchLLMGenAIRe-RankingNLPAPIsFastAPIFlaskDockerJava/ScalaMLOpsMulti-modal searchKnowledge graphs

Required

5–10 years of experience in AI/ML, NLP, or IR systems, with hands-on search engineering

Strong expertise in ElasticSearch/OpenSearch: analyzers, mappings, scoring, BM25, aggregations, vectors

Experience with semantic search: Embeddings (BERT, SBERT, Llama, GPT-based, Cohere), Vector databases or ES vector fields, Approximate nearest neighbor (ANN) techniques

Working knowledge of LLM-based retrieval and RAG architectures

Proficient in Python; familiarity with Java/Scala is a plus

Hands-on AWS experience (OpenSearch, SageMaker, Lambda, ECS/EKS, EC2, S3, IAM)

Experience building and deploying APIs using FastAPI/Flask and containerizing with Docker

Familiar with typical IR metrics and search evaluation frameworks