LLM Backend Developer

Job Description

One of our Retail Clients is looking for a skilled Backend Developer with deep expertise in Python and a passion for building scalable AI-driven systems. This role is ideal for someone who thrives in fast-paced environments and has hands-on experience with LLMs, RAG architectures, and modern data platforms. You'll be designing and deploying intelligent backend services that power next-gen AI applications.

Pay Rate : $55-57 / HR - Negotiable based on experience

We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity / affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment regardless of their race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and / or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to HR@insightglobal.com.To learn more about how we collect, keep, and process your private information, please review Insight Global's Workforce Privacy Policy :

Skills and Requirements

Java API knowledge

Backend Development : Python, FastAPI, Tornado

AI & ML : LangChain, LlamaIndex, RAG, Prompt

Engineering

Agentic Frameworks : LangSmith, LangGraph

Vector Stores : Pinecone, Google Vector Store, Vespa, AstraDB

NoSQL & Big Data : BigTable, Cassandra, HBase, BigQuery, Spark, Beam

Orchestration : Airflow, Cloud Composer

Search & Ranking : Elasticsearch, Solr, Lucene

ML Ops : Vertex AI, Dataflow, Dataproc; model training & deployment

Feature Engineering : Batch & real-time inference pipelines

Retrieval Systems : Strong grasp of architecture and challenges