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I'm a developer who specializes in... from... Give an introduction about yourself, who are you, what are your most important skills and what differentiates you from other devs. This is the first thing clients will see. They are often interested in sector experience and knowledge, so please mention it. --- Employment and project experience Senior Developer Salesforce Inc. _January 2017 - March 2017_ Full-stack Developer Microsoft Inc. _January 2019 - March 2019_…I'm a developer who specializes in... from... Give an introduction about yourself, who are you, what are your most important skills and what differentiates you from other devs. This is the first thing clients will see. They are often interested in sector experience and knowledge, so please mention it. --- Employment and project experience Senior Developer Salesforce Inc. _January 2017 - March 2017_ Full-stack Developer Microsoft Inc. _January 2019 - March 2019_

João Oliveira

Full Stack Developer, Developer, Programmer, +2

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I'm a developer who specializes in... from... Give an introduction about yourself, who are you, what are your most important skills and what differentiates you from other devs. This is the first thing clients will see. They are often interested in sector experience and knowledge, so please mention it. --- Employment and project experience Senior Developer Salesforce Inc. _January 2017 - March 2017_ Full-stack Developer Microsoft Inc. _January 2019 - March 2019_…I'm a developer who specializes in... from... Give an introduction about yourself, who are you, what are your most important skills and what differentiates you from other devs. This is the first thing clients will see. They are often interested in sector experience and knowledge, so please mention it. --- Employment and project experience Senior Developer Salesforce Inc. _January 2017 - March 2017_ Full-stack Developer Microsoft Inc. _January 2019 - March 2019_

Available to hire

Leiria, Portugal

I’m a developer who specializes in… from…

Give an introduction about yourself, who are you, what are your most important skills and what differentiates you from other devs. This is the first thing clients will see. They are often interested in sector experience and knowledge, so please mention it.

Employment and project experience

Senior Developer Salesforce Inc.
January 2017 - March 2017

Full-stack Developer Microsoft Inc.
January 2019 - March 2019

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

Portuguese

Fluent

English

Advanced

Work Experience

Freelancer / Full Stack Developer at Self-employed

March 1, 2016 - Present

Managed various proprietary projects as a freelance full stack developer, including platforms for pest control, data management for medical research, real estate CMS, production and inventory management systems, and Shopify payment app development. Utilized a broad tech stack including Laravel, Vue.js, Alpine.js, Tailwind CSS, and MySQL. Emphasized client-oriented solutions, version control with GitHub, and custom integrations.

Software Developer at ITOOLING

March 1, 2016 - July 25, 2025

Developed internal software tools for the molding industry such as production monitoring, CNC control systems, and fleet tracking. Built communication layers between software and industrial hardware and created management dashboards and machine status interfaces.

Full Stack Developer at SegurNAV Artificial Intelligence

September 1, 2012 - July 25, 2025

Upgraded legacy PHP fleet management systems to modern ASP.NET and SQL Server platforms. Developed cross-device locator communication apps in Java and built pest control systems for web and desktop platforms.

Technician & Full Stack Developer at PPR

February 1, 2010 - July 25, 2025

Developed internal systems for time tracking, invoicing, and scheduling, including an early fleet management web application. Provided hardware maintenance and repair services.