Full stack engineer (El Rancho)

Company Description Gold Light Data is a premier Near Shoring company specializing in providing Mexican Talent & consulting services in niche solutions & platforms that help businesses maximize their IT projects. We empower organizations and At Gold Light Data we tailor our services to meet each client's unique project requirements, driving scalability and adaptability in their IT Arquitecture, platform solutions and strategies to deliver on time results on their Projects. Role Description Fullstack Engineer *** Very Important: This position requieres as a critical most have, a professional level of English (Speak/ Read / Write) Both Technical & Conversational. Is useless to apply to this position if you dont have this level of English. About the Role Our customer is migrating their Wixie creative learning platform to AWS — that's already in flight. We're replacing a departing offshore engineer mid-stream and need someone who can pick up an existing codebase and delivery cadence quickly without disrupting customer-facing momentum. Once our customer rhythm is established (typically week 2-3), you'll also bridge into QEM Network's AI Proposal Generation POC. The QEM work involves AWS Bedrock RAG pipelines, document upload functionality, and a basic web UI for proposal generation. What You'll Do —
• Pick up the existing Wixie migration codebase from the departing engineer with minimal handoff time.
- Continue full-stack development against AWS services (specifics depend on current sprint — expect API integration, frontend feature work, and DB-backed state).
- Participate in customer-facing standups and sprint reviews; be prepared to communicate progress directly.
- Coordinate with the Cloud Engineer who will provide Jr SA support. What You'll Do — QEM Network bridge
• Build a basic web UI for proposal generation (PDF upload, query interface, response display).
- Integrate frontend with API Gateway → Lambda backend; implement S3 PDF upload functionality.
- Coordinate with the AI/ML Engineer on integration with the Bedrock RAG pipeline. Required Skills
- Fullstack development (4+ years): Frontend (React) + backend (Node.js or Python) on AWS. Production work, not tutorials.
- AWS Lambda + API Gateway: Serverless API patterns, including authentication, request validation, and CORS.
- S3 integration: Pre-signed URLs, multi-part uploads, file processing pipelines.
- Database work: Either RDS (Postgres) or Dynamo DB depending on the codebase you inherit.
- Strong communication: Will be customer-facing in Tech4 Learning standups. Self-directed and clear about progress and blockers.
- Ability to ramp on existing code quickly: We need delivery to continue with minimal disruption. Nice to Have
• AWS Bedrock or other LLM API integration experience (for the QEM bridge).
- Experience inheriting in-flight engagements from another engineer.
- Ed Tech or learning platform background. Postúlate en Kit Empleo: kitempleo.com.mx/empleo/5uybig