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Tolulope O.
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Tolulope O.

Full-Stack AI Engineer | Custom AI Apps, RAG, Agents & ML Pipelines

Full-Stack AI Engineer & Fractional CAIO building custom RAG systems, autonomous AI agents, MLOps pipelines, and scalable web apps that drive real ROI. I turn ambitious AI concepts into market-ready products built for user delight and real impact. Having founded and led an enterprise AI & Data Innovation department: delivering flagship platforms like AcumeetAI, ProcureCentro and HCMatrix, I combine deep engineering craft with clear strategic architecture. WHY YOU SHOULD WORK WITH ME: Building production AI requires bridging executive vision with production-grade engineering. ✅ End-to-End Delivery: I handle everything from database architecture, LLM orchestration, and voice pipelines to FastAPI backends and modern web frontends, ensuring your models perform reliably under real customer traffic rather than degrading or hallucinating outside test environments. ✅ Production Precision: No brittle prototypes. I write production-grade Python, deploy containerized MLOps pipelines, enforce strict data sovereignty, and implement CI/CD best practices built for scale. ✅ Strategic Leadership: As a Fractional CAIO, I provide AI diagnostic audits, technology roadmaps, build vs. buy analyses, and vendor selection strategies that guarantee maximum ROI. CORE ELEMENTS OF MY AI SOLUTIONS: ✅Generative AI Architectures: Generative Pretrained Transformers (GPT), BERT (Bidirectional Encoder Representations from Transformers), BART (Bidirectional and Auto-Regressive Transformers), T5 (Text-to-Text Transfer Transformer), Recurrent Architectures (GRUs, LSTMs) ✅ GenAI Technologies & LLMs: OpenAI (GPT-4o, GPT-5), Claude, Gemini, Llama, Mistral, Gemma, AWS Bedrock. ✅ Agent Frameworks & Orchestration: LangGraph, LangChain, LlamaIndex, CrewAI, AutoGen, LangSmith, LangFuse. ✅ Vector Databases & Search: Pinecone, Qdrant, Weaviate, Milvus, ChromaDB, FAISS, pgvector, Elasticsearch, Redis. ✅ Voice AI & Speech: Vapi, ElevenLabs, Deepgram, AssemblyAI, Whisper. ✅ Prompt Engineering & Optimization: DSPy, TextGrad, Structured Outputs, Guardrails, Context Window Management, PEFT (Parameter-Efficient Fine-Tuning), Classical Fine-Tuning, Reward Modeling, RLHF (Reinforcement Learning from Human Feedback). ✅ LLM Deployment & Infrastructure: vLLM, Hugging Face TGI, TensorRT-LLM, Ray Serve, TorchServe. AWS (Bedrock, SageMaker, Lambda, ECS, EKS, Textract, Comprehend, Rekognition, Transcribe, Polly, Forecast, Personalize). Azure (Azure OpenAI, Azure ML, Databricks). ✅ Custom RAG & Enterprise Search: Retrieval-Augmented Generation (RAG), Enterprise knowledge assistants, Internal documentation chatbots (PDF, SharePoint, Confluence, Website), Hybrid search (vector + keyword), Agentic RAG architectures. ✅ Conversational AI & Voice AI: AI chatbots, Customer support assistants, AI voice agents, Call center automation, Real-time speech-to-speech/text-to-speech/speech-to-text Applications, Voice ordering and appointment booking systems. ✅ AI Agents & Agentic Workflows: Single-agent and multi-agent systems,LangGraph agent development, MCP (Model Context Protocol) integrations, Tool/function calling agents, Autonomous research, Task execution agents, and workflow automation. ✅ Machine Learning Models & Systems: Regression/estimation models, Classification models, Clustering models, Association models, Anomaly detection models, Sequence mining models, Dimensionality reduction models, Recommender System, Forecasting, Predictive Analytics. Computer Vision Solutions. ✅ MLOps & Model Lifecycle: Experimentation, Tracking and Registry (MLflow), Orchestration (Airflow, Prefect), Deployment (Flask/FastAPI, Docker, AWS Kinesis & Lambda, batch scripts), Monitoring (Prometheus, Evidently, Grafana, MongoDB). ✅ Software Engineering Best Practices: Unit and Integration Testing, Linting/formatting, Pre-commit hooks, CI/CD (GitHub Actions), Infrastructure as Code (Terraform). ✅ AI-Powered Software Development & Stack: Software design and modeling, Software Development Lifecycle (SDLC), Frontend & backend development, PyTorch, Hugging Face, Pydantic, HTML, CSS, JavaScript, Python, Java, Databricks, and Scikit-Learn. Unlock the full potential of your business, ideas and AI solutions through my expertise as a: Python Developer, Machine Learning Engineer, AI Engineer, Data Scientist, Full Stack AI Developer, AI Developer, RAG Developer, RAG Engineer, AI Agent Developer, AI Agent Engineer, AI SaaS Developer, Build AI MVP, MLOps Engineer, NLP Engineer, LLM Engineer. Let's talk—invite me today. Tolulope O.

🇳🇬Lagos, Nigeria$20/hr100% JSS5.00 (3)Since Aug 2024

Earnings and projects

MRR
$108

Last 6 months ÷ 6

World#132,889 / 412k
🇳🇬Country#5,148 / 13.8k
Revenue, last 30 days
$0

Last 6 months: $646

Total earnings
$1k
World#391,083 / 412k
🇳🇬Country#12,632 / 13.8k
Per project
$260

$215 in the last 6 months

World#243,539 / 412k
🇳🇬Country#6,863 / 13.8k
Projects, last 6 months
3
100% fixed0% hourly
World#66,479 / 412k
🇳🇬Country#4,051 / 13.8k
Projects in all
4
100% fixed0% hourly
World#283,741 / 412k
🇳🇬Country#10,709 / 13.8k

Earnings, last 30 days

$1kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$1,020$1,040$1,060Oct 8Oct 23Nov 7

Skill rankings: Top 29% in Natural Language Processing

Ranked by MRR among everyone on Upwork with the skill.

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  2. #19AI Strategy33 freelancers · 🇳🇬 #2Top 58%
  3. #65Enterprise Architecture166 freelancers · 🇳🇬 #1Top 39%
  4. #78Pinecone202 freelancers · 🇳🇬 #1Top 39%
  5. #102Digital Transformation336 freelancers · 🇳🇬 #2Top 30%
  6. #139LangGraph299 freelancers · 🇳🇬 #3Top 46%
  7. #166MLOps468 freelancers · 🇳🇬 #2Top 35%
  8. #466Vector Database1,142 freelancers · 🇳🇬 #7Top 41%