Tag: python
All the articles with the tag "python".
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Predileto '#9 - DDD and Hexagonal Architecture in a Python Backend
Software DevelopmentA walkthrough of how Estate OS Service implements Domain-Driven Design with hexagonal architecture in Python — bounded contexts, ports and adapters, typed domain events, and the trade-offs that shaped the design.
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Predileto '#5 - Screening Rental Applicants with LangGraph and Reducto
Software DevelopmentHow we built an applicant screening pipeline that extracts identity and income data from uploaded documents, verifies them against applicant claims, and produces a risk-scored report using LangGraph and GPT-5.4.
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Predileto '#4 - Testing Async Python Services with LocalStack and SQLite
Software DevelopmentHow we test a FastAPI applicant screening service end-to-end using in-memory SQLite, AsyncMock for S3/SQS, and dependency injection overrides — without spinning up Docker containers.
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Predileto '#3 - Building an AI Contract Generation Pipeline
Updated:Software DevelopmentHow we built a contract intelligence service that parses, analyzes, and templatizes Portuguese real-estate contracts using Reducto, LangChain, and hexagonal architecture.