Héctor Valls

Software engineer
#backend #infra #cloud #devops
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Avoid unnecessary database queries by using bloom filters

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Optimizing SQL queries with Index Only Scan

5 minutes to read

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Push vs Polling vs Long Polling

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REST API Notes: Status Codes

5 minutes to read

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Kotlin Contracts

3 minutes to read

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Resource references when designing a REST API

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Testeando la arquitectura del código con ArchUnit

8 minutes to read

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Creando una instancia EC2 con AWS CDK

7 minutes to read

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Desplegar función AWS Lambda desde una imagen de Docker

5 minutes to read

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Pureza y completitud del modelo de dominio

3 minutes to read

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Mi historia tras un año como freelancer

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API documentation in event driven applications

5 minutes to read

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Don't use validators

3 minutes to read

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GraphQL for server-side resource aggregation

4 minutes to read

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Integration testing made easy with Testcontainers

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Functional programming in Typescript with fp-ts

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Finding bugs with git bisect

2 minutes to read

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Microservice Pattern: API Gateway

3 minutes to read

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Dynamic Programming vs. Transformation Matrix in Linear Recurrence problems

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OOP: Real Objects vs. Data Containers

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