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Hi there! I’m Jesús Miguel Echevarría Díaz, a software engineer based in Madrid, Spain. I specialize in building scalable web applications as a Full Stack Developer, with strong experience across Node.js, Express, React, Vue, Angular, and TypeScript. I enjoy turning complex requirements into solid APIs and microservices, and I thrive in cloud environments with CI/CD pipelines and automated testing. Currently I contribute as a Senior Software Engineer, focusing on AWS-based microservices, end-to-end software delivery, and cross-team collaboration. I’m passionate about clean architecture, robust deployments, and helping teams ship reliable software quickly.…Hi there! I’m Jesús Miguel Echevarría Díaz, a software engineer based in Madrid, Spain. I specialize in building scalable web applications as a Full Stack Developer, with strong experience across Node.js, Express, React, Vue, Angular, and TypeScript. I enjoy turning complex requirements into solid APIs and microservices, and I thrive in cloud environments with CI/CD pipelines and automated testing. Currently I contribute as a Senior Software Engineer, focusing on AWS-based microservices, end-to-end software delivery, and cross-team collaboration. I’m passionate about clean architecture, robust deployments, and helping teams ship reliable software quickly.

Jesús Miguel Echevarría Díaz

Full Stack Developer, Back-End Developer, Front-End Developer, +3

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Hi there! I’m Jesús Miguel Echevarría Díaz, a software engineer based in Madrid, Spain. I specialize in building scalable web applications as a Full Stack Developer, with strong experience across Node.js, Express, React, Vue, Angular, and TypeScript. I enjoy turning complex requirements into solid APIs and microservices, and I thrive in cloud environments with CI/CD pipelines and automated testing. Currently I contribute as a Senior Software Engineer, focusing on AWS-based microservices, end-to-end software delivery, and cross-team collaboration. I’m passionate about clean architecture, robust deployments, and helping teams ship reliable software quickly.…Hi there! I’m Jesús Miguel Echevarría Díaz, a software engineer based in Madrid, Spain. I specialize in building scalable web applications as a Full Stack Developer, with strong experience across Node.js, Express, React, Vue, Angular, and TypeScript. I enjoy turning complex requirements into solid APIs and microservices, and I thrive in cloud environments with CI/CD pipelines and automated testing. Currently I contribute as a Senior Software Engineer, focusing on AWS-based microservices, end-to-end software delivery, and cross-team collaboration. I’m passionate about clean architecture, robust deployments, and helping teams ship reliable software quickly.

Available to hire

Hi there! I’m Jesús Miguel Echevarría Díaz, a software engineer based in Madrid, Spain. I specialize in building scalable web applications as a Full Stack Developer, with strong experience across Node.js, Express, React, Vue, Angular, and TypeScript. I enjoy turning complex requirements into solid APIs and microservices, and I thrive in cloud environments with CI/CD pipelines and automated testing.

Currently I contribute as a Senior Software Engineer, focusing on AWS-based microservices, end-to-end software delivery, and cross-team collaboration. I’m passionate about clean architecture, robust deployments, and helping teams ship reliable software quickly.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

English

Fluent

Spanish; Castilian

Fluent

Work Experience

Senior Software Engineer at TFF Team (TUI Flight Fulfillment)

July 1, 2024 - Present

Responsible for developing and maintaining services to ensure correct processing of changes in flight reservations (dates, routes, luggage, cancellations). Implemented primarily using AWS Lambda (Node.js) with DynamoDB for data persistence. Focused on enhancements and maintenance of flight-reservation processing for Belgium and the Netherlands.

Freelancer Full Stack Developer at CapitalOne Calltek

February 1, 2024 - March 1, 2024

Internal-use web app built with Node.js + Vue 3.

Infrastructure Engineer – Backend at Shake Shack (Web Award Winner project)

September 1, 2021 - August 1, 2022

Backend infrastructure engineering for an AWS-based microservice architecture; worked on Lambda functions, API gateways, EventBridge, and CI/CD pipelines.

Platform Engineer – Full Stack at Obvio Health

August 1, 2022 - January 1, 2024

Part of the Platform Team building and maintaining microservices for the Obvio Health clinical studies application; responsible for Node.js runtime development, multi-repository setup, and CI/CD integration.

Freelancer Full Stack Developer at WD Leads

April 1, 2021 - September 1, 2021

Migrated a mid-size PHP project to PHP 8; improved UX via Ajax requests; implemented call tracking and automated dialog interactions using the Twilio API.

Freelancer Frontend Developer at Mao Tou Projects Ltd.

November 1, 2020 - April 1, 2021

Frontend development for in-game web apps (HTML5, CSS, and JavaScript) to be executed on the Overwolf client for Windows desktop games.

Senior Software Engineer at TUI Flight Fulfillment (TFF) – Team

July 1, 2024 - Present

Responsible for services processing flight reservation changes (dates, routes, luggage, cancellations) and those triggered by unforeseen circumstances with flight operators and airports. Implemented primarily as AWS Lambda functions in a Node.js runtime, with DynamoDB for data persistence, SNS/SQS for cross-service communication, and CI/CD pipelines via GitHub/Jenkins. Built and tested components using Mocha/Chai; led code reviews and collaboration across multiple microservices.

Software Engineer at BairesDev

September 1, 2021 - January 31, 2024

Member of the Obvio Health Platform Team; developed and maintained microservices in Node.js/Express/React/TypeScript running in Kubernetes on AWS; authored and maintained CI/CD pipelines with GitHub, Argo CD; ensured code quality with Jest/Mocha and SonarCloud; supported multiple client workspaces.

Platform Engineer – Full Stack at BairesDev

August 1, 2022 - January 31, 2024

Part of the Platform Team for Obvio Health, developing and maintaining microservices used by client developers. Responsible for CI/CD, code reviews, and deployments across multiple AWS-hosted repositories; ensured service reliability with automated tests and monitoring.

Freelancer Full Stack Developer at WDLeads

April 1, 2021 - September 1, 2021

Freelance full-stack development for web applications using HTML5/CSS/JavaScript and Node.js; delivered responsive, client-facing features on time.

Freelancer Frontend Developer at Mao To u Projects Ltd.

November 1, 2020 - April 1, 2021

Frontend development for in-game web apps using HTML5, CSS, and JavaScript; built and deployed on Overwolf client for Windows desktop games.

AWS Infrastructure Engineer – Backend at Shake Shack

September 1, 2021 - August 31, 2022

September 2021 – August 2022: Worked on AWS infrastructure and backend services for Shake Shack projects; contributed to microservice architecture, deployment pipelines, and cloud-native solutions.