Posts
All the articles I've posted.
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Predileto '#7 - Building a Property Visit Booking Service in Go
Software DevelopmentHow we built a property visit booking service in Go with domain-driven design, optimistic locking, OpenAPI code generation, SQS event consumption, and E2E tests using testcontainers.
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Predileto '#6 - Why We Chose Service-Based Architecture
Software ManagementWhy Predileto uses service-based architecture instead of microservices or a monolith — and how iterative domain discovery through customer interviews naturally shaped the system topology.
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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.