Senior Full Stack Software Engineer

This position is posted by Jobgether on behalf of a partner company. We are currently looking for a Senior Full Stack Software Engineer in Brazil.

This role is designed for an experienced engineer who thrives in building complete, production-grade software systems from end to end. You will work across both frontend and backend layers, developing scalable web applications and robust cloud-based infrastructure that support high-impact product environments. The position involves close collaboration with product, design, and engineering teams to deliver secure, high-performance features that drive business growth. Beyond coding, you will influence architecture decisions, improve system reliability, and help elevate engineering standards across the organization. This is a hands-on, high-ownership role where you will balance rapid feature delivery with long-term scalability and maintainability. The environment is fast-paced, product-driven, and highly collaborative, offering strong technical challenges and opportunities for leadership growth.

In this role, you will be responsible for designing, building, and maintaining scalable full stack applications and infrastructure that support critical product initiatives.

• Develop and maintain modern web applications using frameworks such as React, Next.js, Angular, or Vue
• Build secure and scalable backend services using Node.js, Python (FastAPI, Django, Flask), or similar technologies
• Design and implement RESTful and GraphQL APIs supporting complex product functionality
• Translate product requirements and UI designs into responsive, high-quality user interfaces
• Design scalable database architectures using PostgreSQL, MySQL, or MongoDB
• Optimize system performance, reliability, and scalability across frontend and backend layers
• Deploy and manage applications on cloud platforms such as AWS, GCP, or Azure
• Build and maintain CI/CD pipelines and ensure reliable deployment processes
• Write and maintain unit, integration, and end-to-end tests to ensure code quality
• Participate in architecture discussions, code reviews, and technical planning sessions
• Mentor junior engineers and contribute to improving engineering best practices

Requirements:

The ideal candidate is a seasoned full stack engineer with strong backend, frontend, and cloud infrastructure experience.

• 5+ years of experience in full stack software development
• Strong proficiency in JavaScript/TypeScript and frameworks such as React and Node.js
• Experience with relational and NoSQL databases (PostgreSQL, MySQL, MongoDB)
• Hands-on experience deploying and managing applications in AWS, GCP, or Azure
• Strong understanding of API design, authentication, and scalable system architecture
• Experience with CI/CD pipelines and Git-based development workflows
• Strong debugging, optimization, and production troubleshooting skills
• Experience with testing frameworks such as Jest, Cypress, or PyTest
• Excellent communication skills and ability to collaborate across teams
• Ability to take ownership of features from concept to production deployment
• Experience working in SaaS or high-scale product environments (preferred)

Benefits:

• Competitive compensation aligned with experience and market standards
• Fully remote work with collaboration across global teams
• Opportunity to work on large-scale, production-critical systems
• Strong technical ownership with influence on architecture decisions
• Career growth into senior technical leadership opportunities
• Exposure to modern cloud infrastructure and scalable system design
• Collaborative engineering culture focused on quality and innovation
• Continuous learning environment with complex technical challenges