Ali Maksudi
Senior Data Scientist & AI Engineer
📍 Jakarta, Indonesia

I design and deploy production-grade AI systems: LLMs, RAG architectures, and end-to-end ML pipelines that deliver measurable impact in finance, HR, and document intelligence.
Core Expertise
Generative AI
Specialized in building autonomous agentic workflows and advanced RAG systems that move beyond simple retrieval into complex reasoning.
Machine Learning
End-to-end ML lifecycle implementation with a focus on high-impact financial risk and fraud detection models in regulated environments.
Data Architecture
Building robust data backends and scalable API layers to serve high-concurrency AI applications and document intelligence pipelines.
Featured Work
All projects →Multi-Agent Investment Advisor
70% faster analysisLangGraph · OpenAI · FastAPI · Pinecone
Orchestrated multi-agent system for automated investment research: data retrieval, trend analysis, and recommendation generation.
View on GitHub →RAG Document Intelligence
+25% retrieval accuracyLangChain · LlamaIndex · FAISS · Azure Document Intelligence
Hybrid retrieval + cross-encoder re-ranking over OCR-ingested document corpora with metadata-aware filtering.
View on GitHub →Experience

Data Scientist & AI Engineer
Sept 2025 - OngoingHupo (Contract)
Insurance System Migration (European Financial Client)
- Applied unsupervised learning (K-Means, hierarchical clustering) to segment and consolidate 200+ legacy insurance products, enabling streamlined product portfolios and improved maintainability.
- Built end-to-end data pipelines for document ingestion (OCR + parsing), transforming unstructured policy documents into structured features used in downstream ML workflows.
- Designed scalable data architectures for AI systems, improving pipeline reliability and reducing processing latency by ~30%.
- Provided technical leadership across AI initiatives, influencing system design decisions for production-grade deployments across multiple teams.

Data Scientist & AI Engineer
May 2024 - Aug 2025SQE
Enterprise AI Systems (LLM, RAG, Multi-Agent)
- Architected and deployed an HR AI assistant handling 10k+ queries/month, automating ~45% of employee inquiries and significantly reducing HR operational workload.
- Built a real-time investment advisory platform integrating external financial APIs, improving analysis speed by ~2x and enabling automated reporting for stock performance.
- Developed an LLM-powered invoice processing system (OCR + entity extraction), reducing manual data entry time by ~60% and improving compliance processing speed.
- Orchestrated multi-agent LLM workflows using LangGraph, enabling structured reasoning and reliable tool usage across distributed AI services.
- Optimized RAG pipelines (LangChain, LlamaIndex) through advanced chunking, metadata filtering, and re-ranking, improving retrieval accuracy by ~25%.
- Scaled production AI services using Docker, FastAPI, and CI/CD pipelines on Azure, achieving high system reliability and faster deployment cycles.

Data Scientist
Oct 2021 - May 2024Sinarmas Mining
Credit Score Development
- Led end-to-end development of credit scoring models deployed across 12+ financial institutions, improving lending decision accuracy by ~20% and reducing default rates by ~12%.
- Built and deployed ML pipelines on Alibaba Cloud and Cloudera, ensuring model scalability, monitoring, and regulatory compliance.
- Designed feature engineering frameworks for large-scale financial datasets, improving model robustness and interpretability.
- Implemented model monitoring and governance systems, ensuring stability and compliance across production environments.

Data Scientist, Anti-Fraud
Sept 2018 - Sept 2019JD.ID
- Developed hybrid fraud detection systems (ML + rule-based), achieving 95% detection accuracy and reducing fraud-related losses by ~30%.
- Built real-time ETL pipelines and dashboards for fraud monitoring, improving operational visibility and response time.
Undergraduate Teaching Assistant
Sept 2017 - Aug 2018Mercu Buana Uni
- Taught Introduction to Algorithms and Object-Oriented Programming (Python) to undergraduate students.
Education
B.S. Informatics Engineering
2013 – 2018Universitas Mercu Buana, Jakarta