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Become a JavaScript web developer

The catalogue prepares you for the JavaScript web developer role with a path of 24 courses (127 lessons, 393 exercises, about 75 hours), from “Programming Basics and Algorithms” to “Docker and Deployment”. 13 catalogue courses list this job among their outcomes.

  1. Programming Basics and Algorithms
  2. Terminal and Command Line
  3. Git and GitHub
  4. Coding with an AI Assistant (Prompts, Code Review)
  5. HTML Fundamentals
  6. CSS Fundamentals
  7. Responsive Layout (Flexbox, Grid)
  8. JavaScript Fundamentals
  9. DOM and Events
  10. Asynchronous JavaScript (Promises, fetch, APIs)
  11. Accessibility and SEO
  12. Data Structures and Complexity
  13. TypeScript
  14. React
  15. SQL Fundamentals (SELECT, Filters, Aggregates)
  16. Intermediate SQL (joins, subqueries)
  17. Database Modeling
  18. HTTP and REST APIs
  19. Node.js Fundamentals
  20. API with Express
  21. Automated Testing
  22. Authentication and Web Security (OWASP)
  23. Full-Stack React + Node Application
  24. Docker and Deployment
Build my pathSee the 24 courses in order

The steps of the path

  1. Foundations

  2. Front-end

  3. Foundations

  4. Front-end

  5. SQL

  6. Back-end

  7. Server-side JavaScript

  8. Back-end

  9. Server-side JavaScript

  10. Back-end

Skills practised

Foundations38

VariablesBasic typesif / elif / else conditionsfor and while loopsListsFunctionsAlgorithmicsNavigationFile managementSearching with grepPipesBash scriptsPermissionsEnvironment variables

24 more skills

CommitStaging areaHistory (log, diff)BranchesMergeConflictsRemote repositoryPull requestLanguage model (LLM)Prompt writingReviewing generated codeAutomated testsDebuggingSecurity of generated codeResponsible useBig O notationBinary searchDictionarySetStack (LIFO)Queue (FIFO)Heap and priority queueGraphsBFS and DFS traversals

Front-end105

Skeleton of an HTML documentTags, elements and attributesText elementsLists ul, ol, liHyperlinksImages and alternative textSemantic structural elementsAccessibility landmarksData tablesFormsNative form validationAnatomy of a CSS ruleBasic selectorsCascade and rule order

91 more skills

SpecificityInheritanceColorsUnits of measurementTypographyCustom properties (CSS variables)Box modelDisplay typesPseudo-classesPseudo-elementsTransitionsPositioningStacking and z-indexFlexboxBox alignmentFlex sizingFlex wrappingCSS GridAdaptive grids (repeat, minmax, auto-fit)Named areasLine-based placementResponsive designMedia queriesFluid values with clamp()Container queriesResponsive imagesVariables (const, let)JavaScript primitive typesOperators and comparisonsConditionsLoopsTruthy and falsy valuesFunctionsScope and closuresCallback functionsArraysArray methods (map, filter, reduce)Copying and immutabilityObjectsDestructuring and spreadJSONError handlingES modulesThe DOM treeSelecting elementsModifying the DOMCreating elementsPreventing XSS vulnerabilitiesEventsEvent objectEvent propagationEvent delegationForms in JavaScriptState and renderingLocal storageEvent loopPromisesasync/awaitPromise.allfetchAbortControllerAsynchronous error handlingSemantic HTML and landmarksText alternativesAccessible formsKeyboard navigationARIATitle and meta descriptionCrawling and indexingStructured dataCore Web VitalsLighthouse audit and manual testsTypeScript primitive typesType inferenceInterfaces and type aliasesUnions and literal typesType narrowingGenericsDiscriminated unionsUtility typesType guardsFunction componentsJSXProps and childrenuseStateLists and keysuseEffectuseReducerContextCustom hooksForm Actions

SQL24

SELECT and FROMWHERE clauseORDER BYDISTINCTCOUNT, SUM, AVG, MIN, MAXGROUP BYHAVINGTesting NULL with IS NULLINNER JOINLEFT JOINAnti-joinSelf-joinSous requetesExists

10 more skills

CASE WHENUNION and UNION ALLCREATE TABLENOT NULL, UNIQUE, CHECK, DEFAULTFOREIGN KEY / REFERENCESCardinalities1NF, 2NF, 3NFStar schemaViewsSchema migrations

Back-end39

HTTP request and responseURL structureHTTP methodsStatus codesREST principlesPaginationData validationStructured errors (Problem Details)HTTP cache and ETagCORSRoutingAssertionsnode:testAsynchronous tests

25 more skills

Test doublesTest-Driven DevelopmentJestVitestIntegration testsCode coverageContinuous integrationOWASP Top 10SQL injectionPreventing XSS vulnerabilitiesPassword hashingSigned tokens (JWT)Secure cookiesCSRFAccess controlSecurity headersContainersImagesDockerfileMulti-stage buildImage securityDocker ComposeImage registryCI/CDReverse proxy and HTTPS

Server-side JavaScript26

Node.js runtimeThe process objectModulesnpm and package.jsonAsynchronous programmingEvent loopFile systemStreamsThe http moduleExpress applicationRoutingMiddlewareInput validationError handling

12 more skills

REST principlesPaginationLayered architectureFull-stack architectureCORSAPI clientRequest statesData repositorySchema migrationsFull-stack authenticationSPA fallbackFull-stack deployment

Courses that mention this job

Frequently asked questions

How long does the JavaScript web developer path take?

The base path is about 75 hours of lessons and exercises, across 24 courses and 127 lessons. You go at your own pace, lesson by lesson.

Do I need any prior knowledge to start?

No. The path starts with “Programming Basics and Algorithms”, a course with no prerequisites.

Which domains does the path cover?

In order: Foundations, Front-end, SQL, Back-end, Server-side JavaScript. The last course is “Docker and Deployment”.

Does the path lead to a certification?

Not at this stage. The platform does not issue certifications yet, and claims no RNCP registration, no Qualiopi certification and no CPF eligibility.

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Say what you want to be able to do, we build your path

Your path is assembled from the catalogue courses. With the Pro plan, every lesson is told with examples from your job.

The preview is free, and you can take the courses one at a time without paying. The path only contains lessons from the catalogue.