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I'm a versatile Full-Stack Developer with over a decade of experience architecting and scaling enterprise web applications for the European Union, financial services, and global tech firms. My expertise is anchored in modern frontend development with Angular and TypeScript, complemented by robust back-end development in Java (Spring Boot) and .NET; I lead internal platforms such as EMMA2 at the Council of the European Union, focusing on reusable component libraries, GraphQL and REST APIs, and UI modernization. Beyond coding, I am passionate about elevating team productivity and software quality, establishing development standards, shared CI/CD pipelines, refactoring legacy systems, and mentoring colleagues. My approach is holistic: I combine deep technical execution with a strategic view on process improvement to build sustainable, high-impact applications. I enjoy turning complex requirements into clean, scalable solutions and love mentoring teammates to boost efficiency and code quality. When I’m not coding, I’m exploring ways to streamline workflows and advocate for best practices in software delivery.…I'm a versatile Full-Stack Developer with over a decade of experience architecting and scaling enterprise web applications for the European Union, financial services, and global tech firms. My expertise is anchored in modern frontend development with Angular and TypeScript, complemented by robust back-end development in Java (Spring Boot) and .NET; I lead internal platforms such as EMMA2 at the Council of the European Union, focusing on reusable component libraries, GraphQL and REST APIs, and UI modernization. Beyond coding, I am passionate about elevating team productivity and software quality, establishing development standards, shared CI/CD pipelines, refactoring legacy systems, and mentoring colleagues. My approach is holistic: I combine deep technical execution with a strategic view on process improvement to build sustainable, high-impact applications. I enjoy turning complex requirements into clean, scalable solutions and love mentoring teammates to boost efficiency and code quality. When I’m not coding, I’m exploring ways to streamline workflows and advocate for best practices in software delivery.

Joao Genio

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

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I'm a versatile Full-Stack Developer with over a decade of experience architecting and scaling enterprise web applications for the European Union, financial services, and global tech firms. My expertise is anchored in modern frontend development with Angular and TypeScript, complemented by robust back-end development in Java (Spring Boot) and .NET; I lead internal platforms such as EMMA2 at the Council of the European Union, focusing on reusable component libraries, GraphQL and REST APIs, and UI modernization. Beyond coding, I am passionate about elevating team productivity and software quality, establishing development standards, shared CI/CD pipelines, refactoring legacy systems, and mentoring colleagues. My approach is holistic: I combine deep technical execution with a strategic view on process improvement to build sustainable, high-impact applications. I enjoy turning complex requirements into clean, scalable solutions and love mentoring teammates to boost efficiency and code quality. When I’m not coding, I’m exploring ways to streamline workflows and advocate for best practices in software delivery.…I'm a versatile Full-Stack Developer with over a decade of experience architecting and scaling enterprise web applications for the European Union, financial services, and global tech firms. My expertise is anchored in modern frontend development with Angular and TypeScript, complemented by robust back-end development in Java (Spring Boot) and .NET; I lead internal platforms such as EMMA2 at the Council of the European Union, focusing on reusable component libraries, GraphQL and REST APIs, and UI modernization. Beyond coding, I am passionate about elevating team productivity and software quality, establishing development standards, shared CI/CD pipelines, refactoring legacy systems, and mentoring colleagues. My approach is holistic: I combine deep technical execution with a strategic view on process improvement to build sustainable, high-impact applications. I enjoy turning complex requirements into clean, scalable solutions and love mentoring teammates to boost efficiency and code quality. When I’m not coding, I’m exploring ways to streamline workflows and advocate for best practices in software delivery.

Available to hire

I’m a versatile Full-Stack Developer with over a decade of experience architecting and scaling enterprise web applications for the European Union, financial services, and global tech firms. My expertise is anchored in modern frontend development with Angular and TypeScript, complemented by robust back-end development in Java (Spring Boot) and .NET; I lead internal platforms such as EMMA2 at the Council of the European Union, focusing on reusable component libraries, GraphQL and REST APIs, and UI modernization. Beyond coding, I am passionate about elevating team productivity and software quality, establishing development standards, shared CI/CD pipelines, refactoring legacy systems, and mentoring colleagues. My approach is holistic: I combine deep technical execution with a strategic view on process improvement to build sustainable, high-impact applications.

I enjoy turning complex requirements into clean, scalable solutions and love mentoring teammates to boost efficiency and code quality. When I’m not coding, I’m exploring ways to streamline workflows and advocate for best practices in software delivery.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

Portuguese

Fluent

English

Fluent

French

Intermediate

Work Experience

Full Stack Developer at Council of the European Union

July 1, 2023 - Present

Implemented reusable UI components across multiple JavaScript projects; implemented CRUD APIs; refactored source code; led UI modernization to streamline critical operational workflows.

Full Stack Developer at Teledyne FLIR

May 1, 2022 - June 30, 2023

Implemented a components library to be reused on different JavaScript projects; set up a generic Jenkins pipeline; configured tests for browser and Electron environments; fixed legacy Web App issues.

Full Stack Developer at ING

December 1, 2017 - May 31, 2022

Implemented several frontend and back-end web applications; built REST APIs to retrieve customer data from third-party services; set up CI/CD; wrote documentation; onboarded new customers; planned and refined tasks to optimize delivery; improved team Git workflows and wrote functional code.

Full Stack Developer at ARHS Developments, DG Mare - European Commission

October 1, 2015 - November 30, 2017

Contributed to front-end work with Angular/AngularJS; implemented REST services; wrote unit tests; improved UI; supported testing.

Full Stack Developer at Agap2

March 1, 2014 - September 30, 2015

Worked on SIG O for the Ministry of Education and Science to facilitate professional course registrations; developed JSF (PrimeFaces) pages, JavaBeans (EJB) and SOAP web services; fixed Sonar issues and compiled JasperReports; migrated data and implemented a Arabic date picker with jQuery UI; improved CSS/SASS and migration tooling.

Software Developer(intern) at Mentor Graphics, Inc

November 1, 2012 - March 31, 2013

Built a solution to generate statistical reports from ASIC diagnostic files; parser implemented in C++ using Boost Spirit; exported data to tables and plots; used CalibreDRV for schematic export.

Full Stack Developer at EU Council

July 1, 2023 - Present

EMMA2 back-office platform development with focus on reusable UI components, CRUD API implementation, source code refactoring, and UI modernization to streamline critical operational workflows. Technologies include JavaScript, TypeScript, Angular, Sass, RxJs, .NET, GraphQL, and REST APIs.

Full Stack Developer at Teledyne FLIR T C T2

May 1, 2022 - June 1, 2023

Developed a reusable components library and a generic Jenkins pipeline to support multiple JavaScript projects; set up test environments and basic CI for the TC T2 Web App; contributed to legacy Web App bug fixes and feature work;

Software Developer (intern) at Mentor Graphics, Inc

November 1, 2012 - March 1, 2013

Built a data parsing and reporting solution for ASC II chip defect analysis using C++ and Boost Spirit; produced models and exports to tables and charts, with a migration path to Python, Perl, and CalibreDRV for future enhancements.