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Domain Full Stack Developer Training Webhooks, retries and idempotency

Domain Full Stack Developer Training

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Module 1 — Frontend Foundations for Full-Stack Work

Semantic HTML, modern CSS and responsive layout

JavaScript fundamentals and the DOM

Component thinking with React

State management and data fetching

Forms, validation and accessibility

Module 2 — Backend and API Development

Server frameworks, routing and middleware

Restful API design and versioning

Authentication, sessions and JWT

Business logic, services and layering

Testing backend code

Module 3 — Databases and Data Modelling

Relational modelling, keys and normalisation

Writing and optimising SQL

Migrations and schema evolution

Caching and when a document store fits

Transactions and data integrity

Module 4 — Choosing and Learning a Business Domain

Why domain knowledge changes your career value

Major domains: ERP, e-commerce, healthcare, finance, logistics, HR

How to read a domain and learn its language

Speaking the domain in interviews

Picking one domain to specialise in

Module 5 — Domain Modelling: ERP and Supply Chain

Orders, invoices, purchase orders and inventory

Materials, bills of materials and production

Master data and transactional data

Mapping ERP concepts onto your own schema

Integrating with an ERP through its API

Module 6 — Domain Modelling: E-commerce and Payments

Catalogue, cart, order and fulfilment flows

Pricing, discounts and taxes

Payment gateways, webhooks and refunds

Stock and reservation handling

Returns and post-order operations

Module 7 — Domain Modelling: Healthcare and Finance

Patients, encounters, claims and billing

Privacy and compliance obligations

Accounts, ledgers and transactions

Audit trails and reconciliation

Sensitive data handling in practice

Module 8 — Domain-Driven Design in Practice

Ubiquitous language and bounded contexts

Entities, value objects and aggregates

Domain events and side effects

Services, repositories and when to stop

Keeping the model honest as the product grows

Module 9 — Integrations: ERP, CRM and Third-Party APIs

Integration patterns and anti-corruption layers

Working with SAP, Salesforce or similar APIs

Webhooks, retries and idempotency

Syncing master data safely

Handling third-party failures gracefully

Module 10 — Deployment, DevOps and Observability

Containerising and deploying an application

CI/CD for a full-stack project

Environment configuration and secrets

Logging, monitoring and alerting

Basic cloud cost awareness

Module 11 — Capstone: A Domain Full-Stack Application

Choosing a domain and scoping the build

Modelling the domain and building the API

Building the frontend against real domain flows

Integrating one external system

Deploying and presenting the project

Module 12 — Interview, Portfolio and Domain Positioning

Positioning yourself as a domain full-stack developer

Presenting your capstone as a case study

Domain and technical interview questions

Resuming around domain outcomes

Choosing the right companies to target

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