Mid-Level Back-End Developer

Youx Group

. Develop and maintain full-stack applications, with a Java (Spring) backend and a React or Vue frontend .

Posted 11/7/2026contractRemote • BrazilMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in full-stack application development using Java (Spring) for backend and React or Vue for frontend, with a strong focus on REST API integration, testing, and debugging. Proficient in applying development best practices and agile methodologies to deliver scalable and secure solutions.

Highest-signal resume keywords

Java Development Using SpringFrontend Development With React Or VueREST API Development And ConsumptionAgile Methodologies (Scrum/Kanban)Version Control Using Git

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Full-Stack DevelopmentBackend DevelopmentFrontend DevelopmentREST API IntegrationTesting And DebuggingDatabase Knowledge (Relational And Non-Relational)Clean Code PracticesSOLID PrinciplesLegacy Code MaintenanceCode Documentation

Soft Skills

Clear CommunicationCollaborative TeamworkIndependent WorkAccountabilityDelivery Management

Tools & Technologies

GitCursorCopilotAgile ToolsDevelopment Assistants

Certifications & Qualifications

Bachelor's Degree In Computer Science Or Related Field

Industry Keywords

Software DevelopmentApplication ArchitectureBusiness Requirements AnalysisPerformance OptimizationSecurity Best Practices

Tech Stack

Tools & technologies

JavaReactSpringSpring BootSpringBootVue.js

About the role

Key responsibilities & impact

Develop and maintain full-stack applications, with a Java (Spring) backend and a React or Vue frontend
Analyze business requirements and translate them into technical specifications
Contribute to architecture design, taking scalability, security, integration, and performance into account
Integrate frontend and backend systems by developing and consuming REST APIs
Perform testing to ensure application functionality and performance
Identify and fix bugs through debugging and log analysis
Maintain and enhance existing systems, including legacy code
Document code structure, components, integrations, and fulfilled requirements
Participate in daily stand-ups, sprint planning, prioritization, and retrospectives

Requirements

What you’ll need

At least 3 years of professional software development experience
Bachelor's degree completed or in progress in Computer Science, Systems Analysis and Development, or a related field
Experience with backend development in Java using Spring / Spring Boot
Experience with frontend development in React or Vue
Full-stack development experience, from backend to frontend
Experience developing and consuming REST APIs
Knowledge of relational and non-relational databases
Application of development best practices, such as Clean Code and SOLID principles
Experience testing and debugging applications
Experience using Git for version control
Experience using coding assistants such as Cursor, Copilot, or similar tools, with critical review of generated code
Ability to write and iterate clear, contextualized prompts
Ability to explain, debug, and maintain AI-generated code
Responsible use of AI for repetitive tasks, documentation, and error investigation
Careful handling of credentials, personal data, and sensitive client code
Ability to work independently, with accountability and strong delivery management
Ability to read, understand, and enhance legacy code
Clear and collaborative communication with backend and frontend teams
Active participation in code reviews
Understanding of agile methodologies such as Scrum and/or Kanban
Ability to understand business rules and translate them into technical solutions
Ability to estimate medium-complexity tasks

Benefits

Comp & perks

Medical Insurance
Dental Insurance
Telemedicine
Life Insurance
Pension Support
Personalized Flash benefits package: meal and food vouchers
Paid time off
Day off on your birthday
Gympass
Mobility Allowance
Workplace exercise program
Healthy foods
Training and development program through Academia X
Profiler assessment and behavioral mapping