Senior Fullstack Engineer (React and Node.js)

Hi there! We are South and our client is looking for a **Senior Fullstack Engineer!** **Note To Applicants** * Eligibility: This position is open to candidates residing in Latin America. * Application Language: Please submit your CV in English. Applications submitted in other languages will not be considered. * Professional Presentation: We encourage you to showcase your professional experience by including a Loom video in the application form. While this is optional, candidates who provide a video presentation will be given priority. **About The Role** We’re looking for a **Senior Fullstack Engineer** to join a growing engineering team and help scale a cutting\-edge software suite. This role offers the opportunity to work across the stack—building high\-performance, cloud\-based applications that make an impact on how the world manages and consumes energy. **What You’ll Do** * Develop responsive, consumer\-centric web applications using modern frameworks * Design and implement user interactions that prioritize performance, accessibility, and usability * Collaborate closely with designers to create intuitive and visually polished interfaces * Contribute to backend systems, APIs, and data pipelines that power scalable applications * Leverage cloud services (AWS, GCP) to build reliable, distributed systems * Write clean, well\-documented, and thoroughly tested code * Participate in agile development processes and fast iteration cycles **Qualifications** * 5\+ years of experience in fullstack web development * Proven track record of contributions to production\-grade software or strong personal projects * Proficiency with Next.js, React, Node.js, JavaScript/TypeScript, or similar technologies * Solid understanding of data structures, algorithms, and databases (e.g., PostgreSQL) * Experience integrating third\-party APIs (e.g., Calendly, DocuSign, Zapier) * Familiarity with CI/CD workflows and tools such as GitHub and Jira * Experience in high\-growth B2B SaaS environments is a plus **Schedule** : Monday to Friday \- 9 AM to 6 PM **PST** **Compensation** : USD salary **Location** : 100% remote If this opportunity sounds good to you, **send us your resume!**