Computer Programmer Computer ProgrammerProgramming LanguagesC/C++JavaPythonJavaScriptRubyPHPC#SwiftKotlinGoRustSQLShell ScriptingData Structures and AlgorithmsArraysLinked ListsStacks and QueuesTrees and GraphsSorting and SearchingHashing and Hash TablesDynamic ProgrammingBig O NotationSoftware Development MethodologiesWaterfallAgileScrumKanbanLeanDevOpsObject-Oriented Programming (OOP)Classes and ObjectsInheritancePolymorphismAbstractionEncapsulationDesign PatternsSOLID PrinciplesWeb DevelopmentHTMLCSSJavaScript Frameworks (e.g., React, Angular, Vue.js)Backend Development (e.g., Node.js, Django, Ruby on Rails)RESTful APIsWeb SecurityDatabasesRelational Databases (e.g., MySQL, PostgreSQL, Oracle)NoSQL Databases (e.g., MongoDB, Cassandra, Redis)Database DesignSQL QueryingDatabase AdministrationSoftware Testing and DebuggingUnit TestingIntegration TestingSystem TestingTest-driven Development (TDD)Debugging TechniquesCode Review and Quality AssuranceVersion Control SystemsGitSubversion (SVN)MercurialBranching and MergingRepository Management