Backend Entwicklung Jobs für Berufseinsteiger in Barcelona

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Software Development trainee

Celeres

Barcelona, Catalonia, Spain

Intern

Salary not specified

4 weeks ago

C++BashJavaScriptNode.jsPythonUnit TestingCucumberBackend TestingFrontend Testing

Backend Engineer, AI Agents (NodeJS)

Afori

Barcelona, Catalonia, Spain

Full-time

Salary not specified

2 months ago

NodeJSTypeScriptAI AgentsSoftware EngineeringProduct DevelopmentAutomationAPI IntegrationProblem SolvingCommunicationTechnical Ownership

Intership in IT - Consultancy, Innovation and Applications

Cuatrecasas Goncalves Pereira Slp

Barcelona, Catalonia, Spain

Type not specified

Salary not specified

2 weeks ago

Backend DevelopmentSoftware Development.NETPHPSQLRelational DatabasesProject ManagementAgile MethodsKanbanScrumMobile ApplicationsAnalytical SkillsOrganizational SkillsCommunicationAdaptabilityTeamwork

Backend Engineer Node.js +AWS

Aubay Spain

Barcelona, Catalonia, Spain

Full-time

Salary not specified

2 months ago

Node.jsJavaScriptTypeScriptREST APIsSQLDynamoDBElasticsearchAWS LambdaServerless ArchitectureJestGitJIRAEnglishAgile

Software Engineer (AI Training)

Alignerr

Team +60%

Barcelona, Catalonia, Spain

Contractor

USD20 - USD100

4 months ago

PythonJavaScriptJavaC++GoTypeScriptData StructuresAlgorithmsSoftware DesignDebuggingCode ReviewTechnical WritingPrompt EngineeringProblem SolvingAsynchronous CommunicationSoftware Engineering

Junior Software Engineer, Computer Vision

FLOORFY

Barcelona, Catalonia, Spain

Full-time

EUR35,000 - EUR38,000

3 weeks ago

PythonComputer VisionLinear Algebra2D/3D GeometryArtificial IntelligenceMachine LearningPoint Cloud ProcessingMesh ProcessingFloor Plan VectorizationBackend DevelopmentSoftware DevelopmentDataset PreparationDeep LearningDockerCloud PlatformsEnglish

Software Engineer - Delta Platform

BLP

Team +95%

Barcelona, Catalonia, Spain

Full-time

Salary not specified

2 months ago

Formal ReasoningMathematicsType SystemsFunctional ProgrammingCloud InfrastructureSecurityObservabilityCI/CDBackend DevelopmentPerformance OptimizationConcurrencyDistributed SystemsMachine LearningArtificial IntelligenceProduction SoftwareCorrectness

Software Engineer (AI Training)

Alignerr

Team +60%

Barcelona, Catalonia, Spain

Contractor

USD20 - USD100

5 days ago

ProgrammingCode ReviewDebuggingCode OptimizationData StructuresAlgorithmsSoftware DesignProblem-SolvingTechnical WritingAI-Generated Code EvaluationSecurity AnalysisPerformance AnalysisPrompt EngineeringAsynchronous Collaboration

Software Engineer (AI Training)

Alignerr

Team +60%

Barcelona, Catalonia, Spain

Contractor

USD20 - USD100

3 months ago

PythonJavaScriptJavaC++GoTypeScriptData StructuresAlgorithmsSoftware DesignCode ReviewDebuggingTechnical WritingPrompt EngineeringLLMsCloud PlatformsDevOps

Puestos vacantes: Tech Talent (8249)

SEIDOR

Barcelona, Catalonia, Spain

Full-time

Salary not specified

10 months ago

Software DevelopmentMobile App DevelopmentNative DevelopmentHybrid DevelopmentMultiplatform FrameworksBackend DevelopmentOn PremiseCloud TechnologyAWSAzureGoogle CloudWeb ApplicationsFull StackJavaNetNodeJS

Desarrollador Backend Laravel (ERP Corporativo)

Iplan Gestión Integral

Team +15%

Barcelona, Catalonia, Spain

Full-time

Salary not specified

7 months ago

LaravelEloquent ORMDatabase DesignScalable SolutionsResponsive Mobile DevelopmentLaravel LivewireVue.jsLinux TerminalProblem SolvingTeamwork

Junior Back-End Engineer (Con Inglés Avanzado)

Aubay Spain

Barcelona, Catalonia, Spain

Full-time

Salary not specified

18 hours ago

Node.jsJavaJavaScriptTypeScriptSQLAWS LambdaArtificial IntelligenceREST APIsGitElasticsearchJestDynamoDBJira

Associate Technical Consultant - Entry-Level Consulting

Veeva Systems

Barcelona, Catalonia, Spain

Full-time

Salary not specified

2 months ago

Object-Oriented ProgrammingJavaPythonCHTMLJavaScriptSQLCloud PlatformsAWSAzureTechnical CommunicationCritical ThinkingSoftware EngineeringAPI IntegrationDevOpsData Migration

Software Engineer (AI Training)

Alignerr

Team +60%

Barcelona, Catalonia, Spain

Contractor

USD20 - USD100

2 weeks ago

ProgrammingCode ReviewDebuggingCode OptimizationData StructuresAlgorithmsSoftware DesignProblem-SolvingTechnical WritingPythonJavaScriptJavaC++GoTypeScriptAI-Generated Code Evaluation

Application development / Full stack development graduate

Symrise AG

Barcelona, Catalonia, Spain

Full-time

Salary not specified

3 weeks ago

Full-Stack DevelopmentFrontend DevelopmentBackend DevelopmentReactAngularNode.js.NETPythonAPI DesignMicroservicesCloud DevelopmentCI/CDSecure and Scalable ArchitectureAgile DeliveryCommunication and CollaborationAnalytical Skills

Frontend Developer Intern

Titan OS

Series A · $58.1M
Team +21%

Barcelona, Catalonia, Spain

Full-time

Salary not specified

2 weeks ago

JavaScriptReactHTML5CSS3FlexboxGridResponsive DesignFrontend TestingCypressJestTest-Driven DevelopmentRESTful APIsWeb AccessibilityHLS.jsShaka PlayerHTML5 Video

Junior .NET Developer | ERP & Integraciones

GUAi Insurtech

Barcelona, Catalonia, Spain

Full-time

Salary not specified

4 months ago

.NET 8C#AngularSQL ServerEF CoreREST APIsEvent-Driven ArchitectureAzure DevOpsMQTT

Software Engineer Intern

Monolithic Power Systems, Inc.

Team +11%

Barcelona, Catalonia, Spain

Part-time

Salary not specified

4 weeks ago

HTMLCSSJavaScriptReact.jsNext.jsFull-stack developmentMagentoStrapiHeadless CMSAgileScrumWeb developmentResponsive web designSoftware development lifecycleProblem-solvingTechnical documentation

Software Engineer - New Grad

Monolithic Power Systems, Inc.

Team +11%

Barcelona, Catalonia, Spain

Full-time

Salary not specified

3 months ago

HTMLCSSJavaScriptReact.jsNext.jsFull-stack developmentREST APIsGraphQLMagentoStrapiResponsive web designAgileScrumSoftware development lifecycleSystem architectureTechnical documentation

Java Developer

Marfeel

Barcelona, Catalonia, Spain

Full-time

Salary not specified

5 months ago

JavaSpringProject ReactorVert.xDockerKubernetesMicroservicesContinuous DeliveryAgile DevelopmentClean CodeRelational DatabasesNon-Relational DatabasesOO PrinciplesDesign PatternsReactive ExecutionAI Coding Tools

Software Development trainee

• via Linkedin

Celeres

Barcelona, Catalonia, Spain

Intern

Salary not specified

4 weeks ago

Remote OK

Key Skills

C++BashJavaScriptNode.jsPythonUnit TestingCucumberBackend TestingFrontend Testing

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