ISB Vietnam Company

• Highly proficient in modern Python ecosystem developments (specifically Python 3.12 up to 3.14).
• Extensive, hands-on experience structuring, parsing, and validating complex data schemas using Pydantic.
• You must have hands-on, production experience with at least three (3) of the following database technologies:
  • Neo4j (writing and optimizing Cypher queries)
  • OpenSearch / Elasticsearch (for advanced search and indexing)
  • Vector Databases (specifically Qdrant or Milvus for embedding storage and semantic search)
  • MongoDB (for document-based storage and aggregations)
  • PostgreSQL (specifically leveraging psycopg3 for asynchronous operations)
• Extensive experience using Celery combined with RabbitMQ (or Kafka) to build, scale, and debug complex, distributed, and highly fault-tolerant task pipelines.
• A deep understanding and strict, uncompromising application of SOLID design principles in day-to-day coding:
  • Single Responsibility Principle (SRP)
  • Open/Closed Principle (OCP)
  • Liskov Substitution Principle (LSP)
  • Interface Segregation Principle (ISP)
  • Dependency Inversion Principle (DIP)
• Proven experience building clean abstractions, interfaces, and decoupling business logic from storage engines via the Data Access Layer (DAL).

Nice-to-Haves (Bonus)

• Experience with Docker, Kubernetes, and managing multi-database container setups.
• Knowledge of cloud platforms (AWS, GCP, or Azure) and CI/CD pipelines.
• Understanding of system profiling, profiling memory leaks in Python, and API benchmarking.