Coursera

Build Next-Gen LLM Apps with LangChain & LangGraph Specialization

Coursera

Build Next-Gen LLM Apps with LangChain & LangGraph Specialization

Build Production LLM Apps with LangChain.

Deploy scalable, secure LLM applications from development to production with enterprise-grade tools

Caio Avelino
Starweaver
Karlis Zars

Instructors: Caio Avelino

1,548 already enrolled

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Get in-depth knowledge of a subject
Intermediate level

Recommended experience

4 weeks to complete
at 10 hours a week
Flexible schedule
Learn at your own pace
Get in-depth knowledge of a subject
Intermediate level

Recommended experience

4 weeks to complete
at 10 hours a week
Flexible schedule
Learn at your own pace

What you'll learn

  • Build and deploy production-grade LLM applications using LangChain, microservices architecture, and enterprise security controls.

  • Implement fine-tuning, embeddings validation, and performance optimization to achieve 99.9% uptime and 90% cost reduction.

  • Design monitoring systems, chaos testing, and ROI frameworks that connect LLM performance metrics to business value.

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Taught in English
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December 2025

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Specialization - 11 course series

Build, Analyze, and Refactor LLM Workflows

Build, Analyze, and Refactor LLM Workflows

Course 1, 4 hours

What you'll learn

  • Construct modular LLM chains using LangChain's core components (prompts, models, and output parsers) to replace hardcoded API calls.

  • Apply systematic refactoring methodology to transform existing LLM scripts into maintainable LangChain workflows with proper error handling.

  • Implement production-ready patterns for common LLM use cases including Q&A systems, summarization pipelines, and data extraction workflows.

Skills you'll gain

Category: Prompt Engineering
Category: LangChain
Category: Performance Tuning
Category: AI Orchestration
Category: Retrieval-Augmented Generation
Category: Vector Databases
Category: System Monitoring
Category: AI Workflows
Category: Prompt Patterns
Category: Large Language Modeling
Category: Embeddings
Category: Maintainability
Category: Code Reusability
Category: Scalability
Category: LLM Application
Optimize & Interface LLM Apps Effectively

Optimize & Interface LLM Apps Effectively

Course 2, 4 hours

What you'll learn

  • Optimize LLM behavior using structured prompting, role assignment, and controlled output formatting.

  • Design scalable middleware to manage API requests, rate limits, caching, and token budgets for efficient LLM apps.

  • Create intuitive, user-centered interfaces that integrate feedback loops to continuously improve model responses and user trust.

Skills you'll gain

Category: Token Optimization
Category: Prompt Engineering Tools
Category: LLM Application
Category: OpenAI API
Category: Frontend Integration
Category: Prompt Patterns
Category: User Interface and User Experience (UI/UX) Design
Category: UI/UX Research
Category: Back-End Web Development
Category: Middleware
Category: User Interface (UI)
Category: Human Computer Interaction
Category: Interaction Design
Deploy Resilient AI Microservices with LangChain

Deploy Resilient AI Microservices with LangChain

Course 3, 4 hours

What you'll learn

  • Analyze AI workloads to define logical microservice boundaries and implement modular LangChain components communicating via gRPC.

  • Apply containerization and orchestration using Docker, ECR, K8s to deploy, scale, and monitor LangChain services with health checks and telemetry.

  • Evaluate and strengthen resilience by implementing OpenTelemetry tracing, Prometheus metrics, and chaos testing to measure and improve recovery.

Skills you'll gain

Category: Microservices
Category: Kubernetes
Category: Containerization
Category: Application Deployment
Category: API Design
Category: Docker (Software)
Category: Model Deployment
Category: LangChain
Category: Prometheus (Software)
Category: AI Integrations
Category: LLM Application
Category: Cloud-Native Computing
Category: Performance Stress Testing
Category: MLOps (Machine Learning Operations)
Category: Distributed Computing
Category: AI Orchestration
Category: Scalability
Category: Continuous Monitoring
Category: Site Reliability Engineering
Category: Cloud Deployment
Automate & Secure LLM Deployments

Automate & Secure LLM Deployments

Course 4, 5 hours

What you'll learn

  • Design automated CI/CD pipelines for LLM deployments using containerization and infrastructure as code.

  • Apply security best practices including API protection, prompt injection prevention, and compliance frameworks.

  • Configure production monitoring, auto-scaling, and cost optimization for enterprise LLM systems.

Skills you'll gain

Category: CI/CD
Category: Infrastructure as Code (IaC)
Category: Enterprise Security
Category: DevSecOps
Category: LLM Application
Category: AI Security
Category: DevOps
Category: Cloud Management
Category: Model Deployment
Category: System Monitoring
Category: Cloud Deployment
Category: Amazon CloudWatch
Category: Application Deployment
Category: Docker (Software)
Fine-Tune & Optimize Generative AI Models

Fine-Tune & Optimize Generative AI Models

Course 5, 5 hours

What you'll learn

  • Apply decoding strategies (e.g., temperature, top-k, top-p, beam search) to control model outputs for quality, diversity, and relevance.

  • Evaluate AI-generated text using automated metrics and frameworks to systematically assess fluency, coherence, and factual accuracy.

  • Implement parameter-efficient fine-tuning (PEFT) techniques to create domain-adapted foundation models while balancing cost-performance trade-offs.

Skills you'll gain

Category: Fine-tuning
Category: Generative AI
Category: Model Optimization
Category: Large Language Modeling
Category: Analysis
Category: LLM Application
Category: Hugging Face
Category: Model Training
Category: Applied Machine Learning
Category: AI Personalization
Category: Model Evaluation
Category: Transfer Learning
Category: Model Based Systems Engineering
Category: Memory Management
Category: Performance Tuning
Category: AI Product Strategy
Category: Probability Distribution
Category: Program Evaluation
Category: MLOps (Machine Learning Operations)
Benchmark & Optimize LLM App Performance

Benchmark & Optimize LLM App Performance

Course 6, 4 hours

What you'll learn

  • Optimize LLM behavior using structured prompting and self-checks to reduce variance and errors.

  • Design scalable middleware to manage API requests, retries, caching, and token budgets for performance targets.

  • Build user-centered interfaces that collect feedback and improve LLM accuracy and user trust.

Skills you'll gain

Category: Performance Testing
Category: Scalability
Category: Performance Tuning
Category: Application Performance Management
Category: A/B Testing
Category: LLM Application
Category: Model Optimization
Category: Token Optimization
Category: Model Evaluation
Category: Prompt Patterns
Category: Retrieval-Augmented Generation
Category: Tool Calling
Category: Data-Driven Decision-Making
Category: Prompt Engineering
Validate LLM Embeddings for Production Use

Validate LLM Embeddings for Production Use

Course 7, 4 hours

What you'll learn

  • Apply sentence-transformers to embed documents and validate recall using FAISS vector indices and systematic retrieval tests.

  • Diagnose embedding issues by visualizing with UMAP, spotting anomalies, and cleaning data via cluster analysis workflows.

  • Evaluate embedding models on cost, latency, and accuracy to recommend the best candidates for production deployment.

Skills you'll gain

Category: Anomaly Detection
Category: Data Cleansing
Category: Cost Reduction
Category: Embeddings
Category: MLOps (Machine Learning Operations)
Category: Large Language Modeling
Category: Performance Testing
Category: Model Deployment
Category: Verification And Validation
Category: Semantic Web
Category: Dimensionality Reduction
Category: Vector Databases
Category: Legal Technology
Category: System Monitoring
Category: Continuous Monitoring
Category: Data Quality
Category: Model Evaluation
Category: LLM Application
Category: Data Validation
Category: Data Manipulation
Build & Adapt LLM Models with Confidence

Build & Adapt LLM Models with Confidence

Course 8, 4 hours

What you'll learn

  • Analyze LLM architectures and foundation models for specific use cases.

  • Implement fine-tuning techniques using industry-standard tools and frameworks.

  • Deploy LLM models in production environments with security and optimization.

Skills you'll gain

Category: Fine-tuning
Category: Model Optimization
Category: Scalability
Category: Performance Tuning
Category: Continuous Monitoring
Category: Applied Machine Learning
Category: AI Security
Category: Transfer Learning
Category: Large Language Modeling
Category: Hugging Face
Category: Open Web Application Security Project (OWASP)
Category: Application Security
Category: System Monitoring
Category: Load Balancing
Category: Model Deployment
Category: LLM Application
Category: AI Integrations
Category: API Design
Category: Application Deployment
Category: Generative Model Architectures
Design & Secure LLM APIs for Scalability

Design & Secure LLM APIs for Scalability

Course 9, 4 hours

What you'll learn

  • Design scalable LLM API architectures using microservices patterns, load balancing, and caching for high-throughput applications.

  • Implement enterprise security including authentication, authorization, rate limiting, and prompt injection protection.

  • Deploy monitoring systems and optimize performance achieving 99.9% uptime and sub-100ms response times.

Skills you'll gain

Category: Security Controls
Category: MLOps (Machine Learning Operations)
Category: AI Security
Category: Cloud API
Category: Cloud Management
Category: API Design
Category: Incident Response
Category: Application Performance Management
Category: Load Balancing
Category: Application Programming Interface (API)
Category: GitHub
Category: Python Programming
Category: Machine Learning
Design & Present Responsible AI Solutions

Design & Present Responsible AI Solutions

Course 10, 4 hours

What you'll learn

  • Evaluate AI use cases by applying key Responsible AI principles such as fairness, transparency, and accountability.

  • Identify and document potential risks and biases across data, models, and user interactions using structured ethical design tools.

  • Develop and communicate stakeholder-ready presentations and documentation that clearly articulate Responsible AI design decisions.

Skills you'll gain

Category: Ethical Standards And Conduct
Category: Stakeholder Communications
Category: Responsible AI
Category: Data Storytelling
Category: AI literacy
Category: Design
Category: Project Documentation
Category: Storytelling
Category: Communication Strategies
Category: Presentations
Category: Artificial Intelligence
Category: Accountability Frameworks
Category: Stakeholder Analysis
Category: Accountability
Category: Model Evaluation
Category: Technical Communication
Category: Data Ethics
Category: Risk Mitigation
Category: Data Presentation
Category: Risk Management
Measure ML Impact & Business Value

Measure ML Impact & Business Value

Course 11, 5 hours

What you'll learn

  • Map model metrics to business metrics, and define baselines, counterfactuals, and a measurement plan.

  • Design experiments, compute lift and confidence intervals, and plan guardrails.

  • Quantify ROI and risk, build an impact dashboard, and craft an executive story with clear next steps.

Skills you'll gain

Category: A/B Testing
Category: Return On Investment
Category: Business Metrics
Category: Dashboard
Category: Product Management
Category: Dashboard Creation
Category: Storytelling
Category: Performance Metric
Category: Power Electronics
Category: Performance Measurement
Category: Analysis
Category: Performance Analysis
Category: Sampling (Statistics)
Category: Stakeholder Communications
Category: Experimentation
Category: Estimation
Category: Business
Category: Key Performance Indicators (KPIs)
Category: Model Evaluation
Category: Data Storytelling

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Instructors

Caio Avelino
9 Courses8,707 learners
Starweaver
Coursera
562 Courses1,121,397 learners
Karlis Zars
33 Courses66,115 learners

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Coursera

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