AI Engineer (GenAI / RAG / LangGraph / Python)
- Level
- Mid
Not stated in the posting: salary, work type, visa.
Open. First seen 3 October 2026.
About the role
Description
We are looking for a highly skilled AI Engineer with strong expertise in Generative AI, Prompt Engineering, Retrieval-Augmented Generation (RAG), LangGraph, Elastic Knowledge, and Python. The ideal candidate should have experience designing, developing, and deploying enterprise-grade AI applications powered by Large Language Models (LLMs) and modern AI frameworks.
The candidate should be capable of building intelligent AI agents, orchestrating complex workflows using LangGraph, integrating enterprise knowledge bases, and developing scalable GenAI solutions for business use cases.
Key Responsibilities
- Design and develop enterprise Generative AI applications using Python.
- Build and optimize Retrieval-Augmented Generation (RAG) pipelines for knowledge retrieval.
- Develop AI workflows and multi-agent systems using LangGraph.
- Create effective prompts and prompt templates for various LLM use cases.
- Integrate enterprise knowledge repositories using Elastic Knowledge or Elasticsearch-based knowledge systems.
- Develop intelligent AI assistants, chatbots, and agentic AI solutions.
- Connect LLMs with enterprise APIs, databases, and document repositories.
- Optimize retrieval quality, context management, and response accuracy.
- Implement vector search and semantic search capabilities.
- Evaluate, fine-tune, and monitor LLM performance.
- Collaborate with business stakeholders to understand AI use cases and translate them into technical solutions.
- Follow AI governance, security, and responsible AI best practices.
Required Skills
- Strong Python programming experience.
- Hands-on experience with LangGraph.
- Strong knowledge of Retrieval-Augmented Generation (RAG).
- Experience with Prompt Engineering and prompt optimization.
- Experience developing applications using Generative AI technologies.
- Knowledge of Elastic Knowledge / Elasticsearch for enterprise search and knowledge retrieval.
- Experience with LangChain ecosystem.
- Experience integrating OpenAI, Azure OpenAI, Anthropic Claude, Gemini, or similar LLMs.
- Knowledge of vector databases such as Pinecone, Chroma, FAISS, Weaviate, or Milvus.
- Experience building AI agents and multi-step workflows.
- Strong understanding of REST APIs and microservices.
- Familiarity with Git, Docker, and CI/CD pipelines.
What this role asks for
Particular to this role
Elasticsearch · Generative AI · LangChain · Microservices · Prompt Engineering · RAG · Vector Databases
Rare in Unison Group's other 132 open postings.
Standard for data science / ML roles
LLM · Python
Common in data science / ML postings at any company.
Read against Unison Group's other open postings on this site.
The team: Manish HIRES STEADILY
This role is one of 31 open in Manish. 14 were posted in the last 30 days and the oldest in May: a team that hires all year rather than one being built.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
SQL (17 of 31), Azure (14 of 31), CI/CD (14 of 31), Python (14 of 31), Machine Learning (13 of 31), AWS (12 of 31), Generative AI (10 of 31)
OTHER ROLES ON THIS TEAM
- SAS Data Engineering & Financial Risk Analytics Specialist posted Oct 14
- Java Microservices Developer posted Oct 13
- Full Stack Developer - Precious Metals Clearing (PMC) posted Oct 13
- AI Solution Architect posted Oct 2
- Senior AI Engineer - Banking posted Oct 1
- Scrum Master posted Sep 29
- AWS Cloud Architect posted Sep 25
- Data Architect - Banking posted Sep 25
- Qlik Developer - Banking posted Sep 25
- AI/ML Architect - Banking posted Sep 25
- Gen AI Engineer - Banking posted Sep 25
- Java Microservices API Developer posted Sep 25
- Polisy Asia Developer - WFH posted Sep 24
- Technical Recruiter posted Sep 22
- AI Software Engineer posted Sep 7
- SUPPORT SPECIALIST & SOFTWARE INTEGRATOR posted Sep 4
- Chief Architect - Data Engineering (Databricks Practice) posted Aug 20
- Senior Databricks Solution Architect posted Aug 19
- AI Program Delivery Lead posted Aug 4
- Senior Databricks Solution Architect posted Jul 23
- AI Engineer (GenAI / RAG / LangGraph / Python) posted Jul 19
- AI Engineer (Generative AI / AI-ML / Microsoft Copilot) posted Jul 16
- AI Engineer - Forward Deployed Engineer posted Jul 16
- Senior Technical Recruiter - Singapore Market posted Jul 13
- Life400 Developer posted Jun 29
- Life400 Developer posted Jun 29
- AI Engineer (Azure AI Solutions) posted Jun 23
- AI Engineer (GenAI) posted Jun 23
- AI Data Scientist posted Jun 19
- Life400 Developer posted May 13
From the team and dates on Unison Group's own job board.
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