Senior Fullstack Developer (React/Java/Node)

TL;DR

Senior Fullstack Developer (React/Java/Node): Designing and building enterprise-scale web applications and microservices with an accent on performance, security, and scalability. Focus on implementing RESTful APIs, integrating enterprise systems, and optimizing backend services using Java 21 and Spring Boot.

Location: Remote (Brazil). Must be comfortable working near EST time zone.

Company

hirify.global is a tech transformation company uniting human expertise with AI to create scalable tech solutions for leading global brands.

What you will do

• Design, develop, and integrate fullstack application components using React, Java 21, and Spring Boot.
• Implement RESTful APIs, microservices, and integrations with enterprise systems.
• Collaborate with UX/UI, product, architecture, and QA teams in an Agile environment.
• Create and maintain system architecture and design documentation.
• Ensure high code quality and security using OAuth2, OIDC, and JWT.
• Support production systems using Kibana and APM tools.

Requirements

• 7+ years of fullstack development experience.
• Strong proficiency in React, modern JavaScript (ES6+), and DOM APIs.
• Expertise in Java (preferably Java 21) and Spring Boot.
• Experience with microservices, RDBMS (MySQL), and SQL.
• Solid understanding of web security standards (OAuth2, OIDC, JWT).
• Must be comfortable working near EST time zone.

Nice to have

• Experience with Node.js and GraphQL.
• Knowledge of micro-frontend architecture and component libraries like Storybook.
• Experience with event-driven architecture and Kafka.
• Production support experience using Kibana and APM.

Culture & Benefits

• Opportunity to work on high-impact, customer-facing products for global brands.
• Collaboration with talented cross-functional teams across strategy and design.
• Digital-first culture focused on innovation, quality, and continuous improvement.