Senior Full-Stack Developer (Fiori + GCP)

Hi there :) Thanks for checking in to find out about our open position. We´ll provide as much information as possible, but please feel free to reach us if you have further questions. We´ll be happy to see your application, even if there are skills you don't quite master! About Us At South Geeks, we engage top-performing Software Engineers, Security Experts, and Data Analysts from Latin America to join our clients' teams worldwide. For over 8 years, we've been helping future-shaping companies scale faster by curating world-class tech talent and building long-lasting, strategic partnerships. We pride ourselves on a people-centered culture that powers innovation, collaboration, and excellence. About the Client Our client is a Fortune 500 global energy company running a strategic initiative to migrate historical Plant Maintenance data into SAP S/4HANA through a governed, auditable web application integrated with SAP CPI. The work runs in 8 Agile-Scrum sprints over 16 weeks, fully remote, with a small senior team operating end to end. About the Role We are looking for a Senior Full-Stack Developer to own the architecture and lead delivery of the Historical Order Loads web application end-to-end. This is a focused 4-month engagement, full-time at 40 hours per week (W2 through W16). You will be the technical risk owner for the project and provide architectural oversight to the SAP CPI Developer, the SAP ABAP / Fiori Developer, and the AI/ML Engineer on the team. Assignment Highlights 4-month engagement (16 weeks, sprints W2 through W16) 40 hours per week, full-time 100% remote, Eastern Time overlap required Key Responsibilities Own the Solution Architecture Document and the multi-tenant, contractor-partitioned data model. Build the full-stack web application (SPA plus REST API backend). Integrate Google Cloud Identity Implement file ingestion (CSV, Excel, XML), XML generation with XSD validation, and an immutable audit trail. Co-author a AI/ML Architecture Design Document. Lead PR governance, sprint ceremonies, and gate review decks. What You Need to Succeed in This Role SAP Fiori Elements / UI5 / OpenUI5 experience. Full-stack web development with a SPA framework (React, Angular, or Vue) plus a REST API backend. Google Cloud Identity / SSO (SAML 2.0 or OIDC). Multi-tenant architecture with RBAC. OData V2 Deep Insert understanding for design oversight. XML generation and XSD schema validation (xmlschema, lxml). File parsing in Python (pandas, openpyxl, lxml/ElementTree). B2/C1 English. Nice to have: GCP services (Cloud Run, GKE, Cloud SQL, GCS, Secret Manager); Terraform or Deployment Manager for IaC; performance tuning at scale; OWASP Top 10 review experience. Nice to have: GCP services (Cloud Run, GKE, Cloud SQL, GCS, Secret Manager); Terraform or Deployment Manager for IaC; performance tuning at scale; OWASP Top 10 review experience. Our Team We strive to create an inspiring and growth-oriented environment where everyone feels valued, heard, and empowered. We promote both personal and professional development, with individualized support for your needs and concerns. We aim to build a space where everyone can thrive. What We Offer - 100% remote work - Payment in USD - Work from Home (WFH) - English lessons - Technical training This position is available for candidates based in LATAM.