11/09/2026 updated
100 % available
Senior Full-Stack AI engineer | focusing on backend side
Iloilo, Philippines
Only remote
University of Iloilo | Bachelor’s degreeApplication Programming Interfaces (APIs)DevOpsDjangoOpenStackSoftware ArchitectureGenerative AIBackendBackend ProgrammingFull Stack DevelopmentFront End Software DevelopmentTerraformArtificial Intelligence Markup Language (AIML)
Senior Full-Stack & AI Engineer with 8+ years of experience building scalable web applications, enterprise software, backend systems, and AI-powered products.
Frontend Development: React.js, Next.js, TypeScript, JavaScript, HTML5, CSS3, responsive UI development, real-time interfaces, and state management.
Backend Development: Python, FastAPI, Django, Node.js, Go, Java, REST APIs, gRPC, microservices, distributed systems, and scalable backend architecture.
Artificial Intelligence & Machine Learning: Generative AI, Large Language Models (LLMs), OpenAI API, Anthropic Claude, RAG, AI Agents, LangChain, LangGraph, LlamaIndex, MCP, PyTorch, embeddings, vector search, and AI workflow automation.
Database & Data Engineering: PostgreSQL, MongoDB, Redis, Pinecone, vector databases, Apache Kafka, SQL, data pipelines, caching, and database optimization.
Cloud & DevOps: AWS, Docker, Kubernetes, Terraform, Helm, Linux, CI/CD, cloud infrastructure, deployment automation, and system monitoring.
Industries & Project Experience:
Enterprise AI and intelligent document search.
AI-powered productivity applications and automation.
Payment processing and financial technology.
High-volume data ingestion and telemetry platforms.
Distributed systems and cloud-based applications.
Secure multi-tenant enterprise software.
Experienced in designing software architecture, developing end-to-end applications, integrating AI models, optimizing application performance, implementing secure APIs, and deploying production-ready systems.
I can handle projects from initial planning and architecture through frontend/backend development, AI integration, testing, deployment, and ongoing maintenance. I prioritize clean code, scalability, security, reliability, and delivering real business value.
Experience
Professional experience5 - 10 years
Freelancer since2018
Languages
EnglishNative speaker
Project history
Developed enterprise AI solutions focused on intelligent document search, retrieval-augmented generation (RAG), and AI agent workflows.
-Designed permission-aware document retrieval pipelines using Python, FastAPI, LangChain, LangGraph, and LlamaIndex.
-Implemented hybrid search combining keyword matching, vector embeddings, reranking, and source citations.
-Developed reliable AI agent workflows with tool integration, persistent checkpoints, retry mechanisms, and human approval.
-Contributed to frontend development using React and TypeScript.
-Integrated LLM providers, including OpenAI and Anthropic Claude, and evaluated different retrieval and AI orchestration approaches.
-Designed evaluation strategies for retrieval accuracy, response quality, security, and access control.
-Supported containerized deployment and infrastructure configuration using Docker, Kubernetes, AWS, and Helm.
-Collaborated with product, security, and engineering teams to deliver scalable and secure enterprise AI capabilities.