Backend Engineering for the AI era

Building reliable systems that power the future.

I design and build scalable backend systems, cloud-native applications and AI-powered tools with a focus on clean architecture, observability and developer experience.

Projects

Things I built for real

Production-grade apps. Not side projects gathering dust — things you can open right now.

akademia.diegobarrioh.dev
akadem.ia screenshot 1
First releaselive

akadem.ia

Your AI-powered learning companion

A platform that transforms how you learn. Built with a clean backend architecture and AI integration to deliver personalized educational experiences. The first project shipped under the backendtothefuture.com umbrella.

AISpring BootJavaBackendEducation
Open app
tokenmeter.backendtothefuture.com
tokenmeter screenshot 1
New releaselive

tokenmeter

AI repository cost intelligence

Estimate what it would cost to regenerate any public GitHub repository with modern AI models. tokenmeter scans the codebase, measures its token footprint, and benchmarks raw, assisted, and agentic generation workflows across providers.

AINext.jsTypeScriptTokenizerCost Analysis
Open app
Stack

The tools that ship things

15 years of production scars — these are the technologies I trust.

Languages & Frameworks

JavaSpring BootSpring CloudTypeScriptNode.js

Architecture

MicroservicesDDDHexagonal Arch.Event-DrivenClean CodeTDD

Messaging & Data

Apache KafkaPostgreSQLMongoDBOracle DBSQL ServerRedis

Infrastructure

KubernetesDockerAWSGCPCI/CDTerraform

Observability

GrafanaPrometheusSplunkSentryOpenTelemetry

Always learning. Always shipping.

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Contact

Let's build something worth shipping

Open to collaborations, interesting backend challenges, and conversations about architecture. Drop me a line.