Senior Fullstack Engineer (Remote from Brazil)

**This position is posted by Jobgether on behalf of a partner company. We are currently looking for a Senior Fullstack Engineer in Brazil.** This role offers the opportunity to build and scale mission\-critical financial platforms used by millions of users worldwide. As a Senior Fullstack Engineer, you will work across backend services and frontend applications, delivering reliable, secure, and high\-performance solutions in a fast\-paced, product\-driven environment. You will collaborate closely with experienced engineers, product managers, and stakeholders to design features from concept to production. The position combines deep technical ownership with real\-world impact, solving complex problems at scale. Operating in a remote\-first setup, you’ll enjoy autonomy, influence, and the chance to shape systems that support large\-scale financial operations. **Accountabilities** * Design, develop, test, and maintain scalable fullstack applications using modern JavaScript and TypeScript frameworks. * Build robust backend services and APIs, integrating third\-party services and internal systems. * Develop intuitive, responsive frontend interfaces that deliver reliable user experiences. * Collaborate with cross\-functional teams to define technical solutions, algorithms, and system flows. * Troubleshoot, debug, optimize, and continuously improve existing software and infrastructure. * Contribute to technical documentation, code reviews, and best practices within an agile development environment. **Requirements** * 7–10 years of experience as a Software Engineer or Fullstack Developer in production environments. * Strong expertise with the MERN stack, including Node.js , TypeScript, React, and Express. * Experience with at least one object\-oriented language such as Java or C\#. * Solid understanding of software design principles, test\-driven development, and agile methodologies. * Hands\-on experience with relational and NoSQL databases such as MySQL, MSSQL, MongoDB, or Redis. * Familiarity with cloud\-native architectures, microservices, Docker, Kubernetes, and AWS environments. * Excellent problem\-solving, communication, and collaboration skills, with the ability to learn new technologies quickly. * Bachelor’s degree in Computer Science, Engineering, or a related field. **Benefits** * Competitive salary package with performance\-based bonuses. * Comprehensive health insurance and pension plan. * Fully remote, full\-time work with flexible arrangements. * Learning\-focused culture with training, knowledge sharing, and regular technical talks. * Supportive, people\-first environment that values inclusion, collaboration, and professional growth. **Why Apply Through Jobgether?** We use an **AI\-powered matching process** to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements. Our system identifies the top\-fitting candidates, and this shortlist is then shared directly with the hiring company. The final decision and next steps (interviews, assessments) are managed by their internal team. We appreciate your interest and wish you the best! Why Apply Through Jobgether? **Data Privacy Notice:** By submitting your application, you acknowledge that Jobgether will process your personal data to evaluate your candidacy and share relevant information with the hiring employer. This processing is based on legitimate interest and pre\-contractual measures under applicable data protection laws (including GDPR). You may exercise your rights (access, rectification, erasure, objection) at any time. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.