Senior Backend Engineer - Laravel & Go Microservices - Remote - Latin America

Fullstack; São Paulo; Remote; BRL 180,000 - 300,000; Full time

Benefits offered by this job

100% remote work

Continuing education opportunities

Work with leading startups and Fortune

Job summary

FullStack is actively seeking a Senior Backend Engineer to join our network and work with U.S. clients on flexible, project-based development projects. You will collaborate with client teams, engineers, and designers to deliver robust Laravel and Go microservices.

The ideal candidate has 5+ years of backend experience, strong English, and a four-year degree. Remote opportunity with engagement on high-traffic systems and CI/CD practices.

Qualifications

• 5+ years of professional backend software engineering experience.
• Advanced English is required.
• Successful completion of a four-year college degree is required.
• Has developed, deployed, and maintained core monolithic backends using Laravel and PHP.
• Has extracted monolithic application logic and rewritten it into Go Microservices.
• Has scaled backend infrastructure to handle high-traffic product launches and high-concurrency user loads.
• Experience with Agile/Scrum teams.

Skills

Advanced English

Backend software engineering

On-call rotation duties

Agile/Scrum

Ownership mindset

Education

Four-year college degree

Tools

Laravel

PHP

Go

Next.js

React Native

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.

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 Senior Backend Engineer - Laravel & Go Microservices.

• 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

• 5+ years of professional experience in backend software engineering.
• Advanced English is required.
• Successful completion of a four-year college degree is required.
• Has developed, deployed, and maintained core monolithic backends using Laravel and PHP.
• Has extracted monolithic application logic and rewritten it into Go Microservices.
• Has scaled backend infrastructure to handle high-traffic product launches and high-concurrency user loads.
• Has executed on-call engineering rotation duties with strict acknowledgment SLAs (e.g., 15 minutes).
• Familiarity with building or supporting payments, redemptions, or fraud prevention pipelines is a nice to have.
• Previous exposure to frontend or mobile stacks such as Next.js or React Native is a nice to have.
• Experience using AI coding assistants like Claude Code or Cursor in your daily workflow is a nice to have.
• Availability to work standard business hours aligned with the Pacific Time (PT) zone.
• 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.

Learn more about our Applicants Privacy Notice.