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EY

Senior Fullstack Developer – Java, JavaScript

EY

Senior Fullstack Developer responsible for back-end services in Java and lightweight front-end integrations in JavaScript. Working on nearshore international projects for a major financial client.

Posted 5/16/2026full-timeRemote • 🇧🇷 BrazilSeniorWebsite

Tech Stack

Tools & technologies
AngularAWSAzureDockerGoogle Cloud PlatformJavaJavaScriptJenkinsKubernetesOraclePostgresReactSpringSpring BootSpringBootSQLVue.js

About the role

Key responsibilities & impact
  • Develop, enhance and maintain back-end services and APIs using Java and modern frameworks
  • Collaborate with front-end and full-stack teams to ensure seamless integration between Java and JavaScript layers
  • Design and implement microservices and distributed components aligned with architecture best practices
  • Integrate applications with databases, ensuring performance and efficient data consumption
  • Diagnose and resolve complex issues across the application stack
  • Participate in code reviews, reinforcing clean code practices and quality standards
  • Work closely with BAs (Business Analysts) and POs (Product Owners) to translate requirements into technical solutions
  • Ensure security, compliance and reliability in a financial services environment
  • Support production systems, improve monitoring and optimize performance.

Requirements

What you’ll need
  • Bachelor's degree in Computer Science, Software Engineering or related fields
  • Advanced English (C2), with the ability to communicate in an international environment
  • Experience developing Java for enterprise applications
  • Hands-on experience with JavaScript for application integrations or light front-end enhancements
  • Solid understanding of relational databases (Oracle, PostgreSQL or similar) and SQL
  • Experience developing scalable, secure and high-performance services
  • Familiarity with Git and CI/CD pipelines
  • Proficiency in: Java 8+, Spring Framework / Spring Boot
  • RESTful API development
  • Object-oriented principles and clean code
  • Nice to have: Experience in the financial sector (especially Wealth & Asset Management); Knowledge of JavaScript frameworks (React, Angular or Vue.js); Familiarity with AWS, Azure or GCP; Experience with Docker, Kubernetes, Jenkins.

Benefits

Comp & perks
  • Meal allowance
  • Meal voucher
  • Transportation allowance
  • Health insurance
  • Dental care
  • Corporate University
  • Wellhub
  • Profit-sharing (PLR)
  • and more.

ATS Keywords

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Hard Skills & Tools
JavaJavaScriptSpring FrameworkSpring BootRESTful API developmentSQLrelational databasesmicroservicesobject-oriented principlesclean code
Soft Skills
communicationcollaborationproblem-solvingcode reviewrequirements translation
Certifications
Bachelor's degree in Computer ScienceBachelor's degree in Software Engineering