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Data & AI Training

LLM Applications

Build production minded apps on large language models: APIs, RAG pipelines, vector databases, tool calling, evaluation, cost control and deployment.

IntermediateAI & DataSoftware Development

At a glance

  • CategoryData & AI Training
  • LevelIntermediate
  • Curriculum6 modules, 4 project ideas
  • InstituteAIIT Roorkee, Roorkee

Course Overview

About this course

Large language models become most useful when they are built into applications with the right data, tools and checks. This course teaches the engineering side of generative AI.

You design and build LLM powered applications with Python: model APIs, structured outputs, retrieval augmented generation with vector databases, function and tool calling, conversation memory, evaluation pipelines, latency and cost management, security risks such as prompt injection, and deployment behind a web interface.

Learning Objectives

By the end of LLM Applications, learners should be able to:

  • Integrate LLM APIs into Python applications
  • Build RAG pipelines with embeddings and vector databases
  • Use tool calling to connect models to functions and data
  • Evaluate LLM features with test sets and metrics
  • Deploy an LLM application with sensible security and cost controls

Topics Covered

01LLM engineering basics
  • Model APIs and parameters
  • Structured output
  • Choosing a model
02Retrieval augmented generation
  • Embeddings
  • Vector databases
  • Chunking, ranking and citations
03Tools and memory
  • Function calling
  • Conversation state
  • External APIs
04Frameworks and architecture
  • Orchestration libraries
  • When to avoid frameworks
  • Application architecture
05Evaluation and safety
  • Test sets and metrics
  • Prompt injection and data leakage
  • Guardrails
06Shipping
  • FastAPI backend
  • Simple web front end
  • Logging, latency and cost monitoring

Topic order and depth may be adjusted for the batch, format and learner level.

Practical Learning

Every module pairs explanation with hands-on work. Typical practical activities in this course:

RAG pipeline build over a document collection

Tool calling exercises with real APIs

Red team exercises against your own app

Evaluation dashboard build

Representative Projects

Projects are chosen with mentors based on your level and interests. Examples include:

  • Knowledge base assistant with cited answers
  • Resume screening helper with structured output
  • Data question answering app over a SQL database
  • Deployed LLM app with evaluation report

Who Should Join

  • Python developers
  • Data science and ML learners
  • Full stack developers adding AI features
  • Final year students building AI projects

Prerequisites

  • Python programming
  • Basic understanding of APIs and JSON
  • Generative AI or Prompt Engineering basics recommended

Learning Format

This course can be offered in the following formats, depending on the batch:

  • Short-Term Courses
  • Long-Term Courses
  • Certification-Oriented Programs
  • Weekend Programs
  • Workshops
  • Live Project Training
  • Internship Programs

Ask the team for current batch timings and the formats open for LLM Applications.

Career Relevance

Skills from this course are relevant to roles and directions such as:

  • LLM Application Developer
  • AI Engineer
  • Generative AI Developer
  • Backend Developer with AI specialisation

Career relevance describes where these skills are commonly used. It is not a promise of employment. Learners can use AIIT Roorkee's placement assistance for career preparation support.

FAQs

What is RAG?

Retrieval augmented generation gives a language model relevant information from your own documents or databases at the time of a question, so answers can be grounded in that material and cite sources.

Do I need to train my own model?

No. Most LLM applications use existing models through APIs or open models. The course focuses on building reliable applications around them.

How is this different from the AI Agents course?

LLM Applications covers the core engineering of model powered features such as RAG and tool calling. AI Agents focuses on systems that plan and carry out multi step tasks.

What is the duration and schedule of this course?

Duration, batch timings and format are shared when you enquire, because they depend on whether you choose a short-term, long-term, weekend or training format. Contact the team by phone, WhatsApp or email for current batches.

Is placement assistance available?

Learners can use AIIT Roorkee's placement assistance, which includes career counselling, CV preparation, LinkedIn development, interview preparation and mock interviews. Placement assistance is career preparation support and does not constitute a guarantee of employment or placement.

Practical Lab Environment

LLM Applications Developer Console

Start Learning LLM Applications

Build practical engineering skills with 1-on-1 mentorship and live projects at AIIT Roorkee.

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