Senior Fullstack Developer – Java, React

Stefanini Brasil

. Develop, implement, and maintain applications using Java 21 or later, with Quarkus and/or Spring Boot .

Posted 10/22/2026full-timeBrasília • BrazilSeniorWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Proficient in developing and maintaining applications using Java 21 or later, with expertise in Quarkus, Spring Boot, and REST API design. Strong skills in front-end development with JavaScript, TypeScript, and React, along with experience integrating Artificial Intelligence tools for process optimization.

Highest-signal resume keywords

Java 21 Or LaterQuarkusSpring BootREST API DevelopmentFront-End Development

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Java 21 Or LaterREST API DevelopmentQuarkusSpring BootJavaScriptTypeScriptReactApache CXFStreams APICDI Or Spring DI

Tools & Technologies

Artificial Intelligence ToolsPanacheSpring Data JPA

Certifications & Qualifications

Bachelor’s Degree In Computer ScienceBachelor’s Degree In Systems AnalysisBachelor’s Degree In Information Systems

Industry Keywords

System ImplementationSoftware DevelopmentOptimization

Tech Stack

Tools & technologies

ApacheASP.NETEntity FrameworkJavaJavaScriptReactSpringSpring BootSpringBootTypeScript.NET

About the role

Key responsibilities & impact

Develop, implement, and maintain applications using Java 21 or later, with Quarkus and/or Spring Boot
Design, develop, expose, and consume REST APIs
Integrate with existing services and systems
Implement business rules and solutions using Streams, CDI or Spring DI, and Apache CXF
Develop and maintain front-end interfaces using React, JavaScript, and TypeScript
Implement integrations with Artificial Intelligence (AI) tools to optimize processes and enhance software solutions
Develop and maintain integrated applications, ensuring communication between front-end and back-end components
Participate in the deployment, enhancement, and maintenance of systems, contributing to application quality, performance, and reliability

Requirements

What you’ll need

Bachelor’s degree in Computer Science, Systems Analysis, Information Systems, or a related field
Experience with system implementation and development projects
Knowledge of Java 21 or later, particularly the Streams API, CDI or Spring DI, and Apache CXF
Experience with Quarkus and/or Spring Boot, including REST API development and consumption and the use of Panache or Spring Data JPA
Strong front-end development skills with JavaScript, TypeScript, and React
Experience integrating and using Artificial Intelligence (AI) tools for software development and optimization
Preferred: knowledge of .NET, C#, ASP.NET MVC, Entity Framework, and LINQ queries

Benefits

Comp & perks

Meal or food allowance
Discounts on courses, universities, and language institutions
Stefanini Academy — a platform offering free, up-to-date online courses with certificates
Mentoring
Benefits club offering discounts on consultations and medical exams
Health insurance
Dental insurance
Benefits and discounts at leading establishments
Travel club
Pet care partnership