Full Stack Engineer (Java + React) - Remote - Latin America

FullStack; Salvador; Remote; BRL 401,000 - 602,000; Full time

Benefits offered by this job

100% remote work

Job summary

FullStack is recruiting a Senior Full-Stack Engineer to join our remote and international teams building production-grade Java backends and React front-ends for U.S. clients. You will collaborate with designers and engineers, contributing across backend and full-stack development on complex systems.

We value 3+ years of experience, strong Java and Spring Boot, Hibernate/JPA expertise, and a solid SQL Server background. English fluency and a four-year degree are required.

Qualifications

• 3+ years of professional software development experience.
• Advanced English is required.
• Successful completion of a four-year college degree is required.
• Strong experience developing production applications using Java.
• Hands-on experience with Spring Boot for backend application and service development.
• Proven experience working with Hibernate and object-relational mapping.
• Solid experience with Microsoft SQL Server, including SQL queries, database design, and data management.
• Experience designing and developing reliable backend services and APIs.
• Knowledgeable in React, and TypeScript is a plus.
• Strong understanding of object-oriented programming, software design principles, and clean, maintainable code.
• Practical experience troubleshooting, debugging, testing, and maintaining production applications.
• Experience with JPA, and JSF is a nice to have.
• Comfortable collaborating with other engineers and contributing across backend and full-stack development when required.
• Ability to work through new and difficult issues and contribute to libraries as needed.
• Ability to create and maintain continuous integration and delivery of applications.
• Forensic attention to detail.
• A positive mindset and a can-do attitude.
• Experience working on Agile/Scrum teams.
• Meaningful experience working on large, complex systems.
• Ability to take extreme ownership over your work.

Responsibilities

• Join client teams and work with designers and engineers daily.
• Contribute across backend and full-stack development as needed.
• Develop reliable backend services and APIs with Java and Spring Boot.
• Design and optimize database schemas and SQL queries for SQL Server.

Skills

Java

React

TypeScript

OOP

APIs

CI/CD

Agile/Scrum

Production apps

Spring Boot

Hibernate

JPA

JSF

SQL Server

Backend

Full-stack

Education

Four-year college degree

Tools

Spring Boot

Hibernate

JPA

JSF

SQL Server

Job description

About FullStack

FullStack is your AI-native engineering partner, built to turn AI capability into certainty. Most companies can demo AI; few can get it to production and prove what it produced. We close that gap with three capabilities, AI built into your products from the start, elite vetted talent who apply it, and transparent execution that shows value every step of the way. With now over 600 customers in North America, FullStack is one integrated partner for all your AI engineering needs. With FullStack, you move forward with confidence.

• Offering life-changing career opportunities to talented software professionals across the Americas.
• Building highly-skilled software development teams for hundreds of the world’s greatest companies.
• Having delivered hundreds of successful custom software solutions, which have positively impacted the lives and careers of millions of users.
• Our 4.1-star rating on GlassDoor.
• Our client Net Promoter Score of 68, twice the industry average.

About FullStack

FullStack is your AI-native engineering partner, built to turn AI capability into certainty. Most companies can demo AI; few can get it to production and prove what it produced. We close that gap with three capabilities, AI built into your products from the start, elite vetted talent who apply it, and transparent execution that shows value every step of the way. With now over 600 customers in North America, FullStack is one integrated partner for all your AI engineering needs. With FullStack, you move forward with confidence.

• Offering life-changing career opportunities to talented software professionals across the Americas.
• Building highly-skilled software development teams for hundreds of the world’s greatest companies.
• Having delivered hundreds of successful custom software solutions, which have positively impacted the lives and careers of millions of users.
• Our 4.1-star rating on GlassDoor.
• Our client Net Promoter Score of 68, twice the industry average.

We’re Most Proud Of

• Offering life-changing career opportunities to talented software professionals across the Americas.
• Building highly-skilled software development teams for hundreds of the world’s greatest companies.
• Having delivered hundreds of successful custom software solutions, which have positively impacted the lives and careers of millions of users.
• Our 4.1-star rating on GlassDoor.
• Our client Net Promoter Score of 68, twice the industry average.

The Opportunity

Join our talent network and connect with U.S. clients for flexible, project-based development work as a Full Stack Engineer (Java + React).

• You will integrate directly into our client's team and work alongside their existing designers and engineers on a daily basis.

What We’re Looking For

• 3+ years of professional software development experience.
• Advanced English is required.
• Successful completion of a four-year college degree is required.
• Strong experience developing production applications using Java.
• Hands-on experience with Spring Boot for backend application and service development.
• Proven experience working with Hibernate and object-relational mapping.
• Solid experience with Microsoft SQL Server, including SQL queries, database design, and data management.
• Experience designing and developing reliable backend services and APIs.
• Knowledgeable in React, and TypeScript is a plus.
• Strong understanding of object-oriented programming, software design principles, and clean, maintainable code.
• Practical experience troubleshooting, debugging, testing, and maintaining production applications.
• Experience with JPA, and JSF is a nice to have.
• Comfortable collaborating with other engineers and contributing across backend and full-stack development when required.
• Ability to work through new and difficult issues and contribute to libraries as needed.
• Ability to create and maintain continuous integration and delivery of applications.
• Forensic attention to detail.
• A positive mindset and a can-do attitude.
• Experience working on Agile/Scrum teams.
• Meaningful experience working on large, complex systems.
• Ability to take extreme ownership over your work. Every day is a challenge to ensure you are performing to the expectations you and your team have agreed upon.
• Ability to identify with the goals of FullStack's clients and dedicate yourself to delivering on the commitments you and your team make to them.

Nice To Have

We’re Seeking Engineers Who Are AI-enthusiastic In Their Workflow. Professional Experience Or Personal Project Work With The Following Is a Significant Plus

• Cursor, Windsurf, or Google Antigravity.
• Claude Code, Gemini CLI, Codex, or Copilot CLI.

Work Authorization Requirements

• Applicants must be currently authorized to work in the country of this job posting on a full-time basis.
• FullStack will not sponsor applicants for work visas now or in the future.

What We Offer

• Competitive pay.
• 100% remote work.
• The ability to work with leading startups and Fortune 500 companies.
• Continuing education opportunities.
• Opportunity to grow and expand your career.

Our talent network is committed to fostering a diverse, inclusive, and accessible environment where IT professionals can find opportunities that match their skills. We welcome individuals of all races, religions, genders, sexual orientations, national origins, abilities, and experiences. Our focus is on connecting talent with projects based on qualifications, ensuring a fair and transparent process that values diverse perspectives and global collaboration.

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