Le Ba Thien

thienlb (lee)

Data Engineer | AI & Data Systems | Product Engineer

About Me

  • 📍 Based in Da Nang, Vietnam
  • 💼 Working in Software Engineering
  • 🔭 Building data platforms, AI-powered products, and scalable data pipelines
  • 🤖 Interested in LLMs, Agentic AI, and AI-driven Development
  • 📊 Turning raw data into actionable business insights

Work Experience & Projects

AI Engineer @ Hire-Central (03/2024 – Present)

  • Hire Central – AI Product: CV extraction with LLMs, candidate scoring, semantic search with vector embeddings, AI chatbot, recruitment dashboards

Data Engineer / Fullstack Engineer @ EST-Rouge (03/2021 – Present)

  • ISC Design Platform: Data lakehouse on AWS S3, Airflow pipelines, API services, AI-based summarization for operational insights

Data Engineer @ TMA Solution (Offshore)

  • Working as offshore team, collaborating with DE team in the US
  • TDP – Data Platform: Big data platform with Spark, Kafka streaming, Delta Lake, Debezium CDC
  • Healthy Analytic Platform: ETL on Databricks (Scala), Terraform IaC, CI/CD pipelines, SonarQube integration

Tech Stack

Languages

Python Java Scala JavaScript TypeScript SQL HTML5 CSS3

Frameworks & Database

Spring Boot Angular NestJS Express.js FastAPI Node.js Bootstrap Selenium PostgreSQL MySQL pgvector

AI / ML

OpenAI API OpenAI Agents LangChain Vector Embeddings

Big Data & Streaming

Apache Spark Kafka Airflow Hadoop Hive Delta Lake Debezium Databricks

BI & Analytics

Power BI Tableau Looker Studio

DevOps & Tools

Docker Kubernetes Terraform Git SonarQube

AWS

AWS S3 SQS Lambda Redshift QuickSight

Azure

Azure Data Factory Data Lake Storage Azure DevOps

Certifications

  • 🏅 Google Advanced Data Analytics Certificate (2025)
  • 🏅 AWS Certified Cloud Practitioner (2024)
  • 🏅 Databricks Generative AI Fundamentals (2024)
  • 🏅 Databricks Fundamentals (2024)
  • 🏅 Microsoft Certified: Azure Data Fundamentals (DP-900) (2022)
  • 🏅 TOEIC 620 – IIG Vietnam (2020)

"Always learning, always growing."