09/23/2026 updated

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100 % available

Full-Stack Engineer | Freelance

Turin, Italy
Only remote
University of Bari Aldo Moro - Computer Science (2017-2019)
Turin, Italy
Only remote
University of Bari Aldo Moro - Computer Science (2017-2019)

Profile attachments

Giovanni Argentiero-eng.pdf

About me

Freelance full-stack developer with 5 years of experience in React, Next.js, TypeScript, Node.js and AWS. I build web, mobile and interactive 3D applications, combining hands-on development with technical leadership. Based in Italy, available remotely.

Mobile Application DevelopmentSoftware as a ServiceCloud EngineeringDevOpsPostgreSQLNode.jsIonicNext.jsTypeScriptThree.jsPulumiInfrastructure as Code (IaC)BackendMaterial UIFull Stack DevelopmentReact NativeFront End Software DevelopmentApi Design
Full-Stack Development
Expertise in designing and developing complex software products across the entire stack, from frontend interfaces using React, TypeScript, Next.js and Redux to backend services with Node.js, Express and PostgreSQL, covering SaaS platforms, web and mobile applications.

Cloud Architecture & DevOps
Strong background in designing cloud architectures and managing DevOps processes, including deployment environments, infrastructure as code with Pulumi, and CI/CD workflows on AWS, ensuring scalable, reliable and maintainable solutions.

Mobile Application Development
Proven experience in building cross-platform iOS and Android mobile applications using React Native and Expo, integrating TypeScript, Redux and backend APIs to deliver production-ready mobile products.

API Design & Integration
Solid experience in designing and integrating RESTful APIs and third-party services, including Amazon SP-API and Postmark, enabling seamless communication between frontend, backend and external platforms.

3D Development
Hands-on experience developing interactive 3D experiences and configurators using Three.js, React Three Fiber and WebGL, applied in the luxury fashion industry for managing and configuring 3D models.

Automated Testing & QA
Experience building end-to-end testing platforms for Android applications using Java, Node.js, Sequelize and Android SDK, significantly accelerating validation processes and reducing manual testing effort.

Technical Leadership
Experience leading development teams through code reviews, definition of technical standards and architectural guidance, ensuring consistent quality and scalable solutions across projects.

Database Design
Proficiency in relational database design and management using PostgreSQL and MySQL, including authentication workflows and data modeling for enterprise applications.

Frontend Frameworks & UI Libraries
Broad knowledge of frontend technologies including React, Vue.js, Redux, Chakra UI, Material UI, Ionic and Bootstrap, enabling the delivery of responsive and maintainable user interfaces.

Experience

Professional experience0 - 5 years
Freelancer since2021

Languages

EnglishFluentItalianNative speaker

Project history

Technical Lead | Full-Stack & Cloud Architect Freelance

FER.MAS. Consultancy Group LLC
Designed and developed enterprise software platforms, mobile applications and websites, managing the entire project lifecycle from requirements analysis and architecture design to full-stack development, production deployment and ongoing maintenance. Led the design of application and cloud architectures, APIs, databases and third-party integrations, while managing DevOps processes and deployment environments. Provided technical leadership through code reviews and architectural guidance. Technologies used: React, TypeScript, Redux, Next.js, PostgreSQL, React Native, Expo, AWS, Pulumi, Postmark, Amazon SP-API.

Front End | 3D Developer Freelance

Tailoor
Developed a suite of internal and B2B software solutions for managing and configuring 3D models and fashion products for the luxury fashion industry. The software significantly reduced new client onboarding time. Technologies used: React, TypeScript, Three JS, React Three Fiber, Redux, Easy Peasy, Chakra UI, Node.js, Express.

Mobile | Back End Developer Freelance

Sweep
Developed a cross-platform iOS and Android mobile application that leverages AI to help users find healthcare services within their preferred geographic area by matching patients with the most suitable healthcare professionals. Technologies used: React Native, Expo, TypeScript, Redux, Node.js, Next.js, Jest.

Full Stack Developer Freelance

Jojolly
Developed an internal end-to-end (E2E) testing platform for Android applications. The platform automated manual testing previously performed by developers and QA engineers, significantly accelerating the validation process. Technologies used: Java, Node.js, Express, Sequelize, Android SDK, TypeScript, Vue.js, Pinia.

Front End Developer Freelance

Tecnonews
Developed the front-end of a business management platform for a hotel chain. Developed a proof-of-concept cross-platform iOS and Android mobile application for supermarket promotions and digital flyers. Developed corporate and marketing websites for various clients. Technologies used: React, TypeScript, Redux, Mantis, Material UI, Next.js, Ionic.

IT Consultant

G&G Doors and Windows
Provided IT consulting and technical support for devices, IT infrastructure and digital systems. Maintained and updated the company WordPress website. Designed marketing materials for catalogs, brochures and social media using Adobe Illustrator and Adobe Photoshop.

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