Senior Full Stack AI Engineer

Job Title: Senior Full Stack AI Engineer (Solution Architecture) Key Skills: Solution Architecture, Generative AI, Agentic AI, LangGraph, RAG, Python, FastAPI, Node.js, React, Azure, AWS, Kubernetes, Terraform Experience: Senior Level. Location: Costa Rica. Mode: Remote. We at Coforge are hiring Senior Full Stack AI Engineer (Solution Architecture) (#006fu00000aq9YlAAI-1) with the following skill set. Key Responsibilities • Design and implement performant, resilient, and scalable cloud-native SaaS applications using microservice architectures, owning technical decisions across application, data, infrastructure, and deployment layers. • Build autonomous AI agents using LangGraph and advanced Graph-RAG pipelines, integrating engineering tools, simulators, databases, knowledge graphs, and other enterprise knowledge sources. • Develop high-performance, low-latency Python services using FastAPI and architect cloud infrastructure on Azure and/or AWS using Docker, Kubernetes, Terraform, and Ansible. • Partner with engineering, product, sales, customer, and domain teams to guide architectural decisions, document solution architectures, and rapidly deliver reliable solutions while maintaining code quality and engineering standards. Required Skills & Qualifications • Bachelor’s degree in Computer Science or a related STEM field. • Strong experience designing and implementing scalable, resilient, production-grade applications using microservice architecture. • Strong experience with AI/ML and agentic frameworks such as LangChain, LangGraph, AutoGen, CrewAI, or similar technologies. • Experience building autonomous agents, RAG solutions, and AI systems with safeguards for accuracy, traceability, and reliability. • Strong experience with AI-assisted development tools such as Claude Code and GitHub Copilot, including harness engineering principles. • Proven experience with specification-driven development (SDD) methodologies. • Experience with Azure and/or AWS, Docker, Kubernetes, Terraform, and Ansible. • Experience with relational and NoSQL databases, including technologies such as SQL Server, PostgreSQL, and MongoDB. • Strong proficiency in one or more of the following technologies: Node.js, Python, or React. • Advanced English communication skills with the ability to influence technical and cross-functional stakeholders. Preferred Skills: • Hands-on UI development experience with React. • Experience developing high-performance APIs using Python and FastAPI. • Prior software development experience within the Oil & Gas industry. • AI-related