I’m Henrique Martins, a Full-Stack Developer and Software Engineer specializing in modern web, mobile and interactive 2D/3D applications. I work through my freelance activity, MyHextech, helping companies design and build complete digital products, from UI/UX and frontend development to backend architecture, APIs, mobile apps and immersive experiences. My strongest skills are React, Next.js, TypeScript, Node.js, Python, Firebase, Supabase, TailwindCSS, React Native, Flutter, Unity and Unreal Engine 5. I have experience across several sectors, including SaaS platforms, restaurant tech, AI chatbots, energy/industrial interfaces, mobile apps, gaming, WebGL and metaverse projects. What differentiates me from other developers is my ability to move fast while keeping a strong product vision. I’m not only focused on writing code: I can understand a business need, improve the user experience, structure a clean technical solution and deliver a polished product. Thanks to my background in both full-stack development and game/interactive technologies, I’m comfortable building classic web platforms as well as more creative, immersive or mobile-first applications. Employment and project experience Freelance Full-Stack Developer — MyHextech 2025 - 2026 Design and development of web, mobile and interactive applications for clients and personal projects. Projects include Virtualsomm, a virtual sommelier application for restaurants; Wanteed, a mobile app and website with premium subscription logic; Entrave, a prediction betting platform; and AI Telegram bots connected to external APIs with user tracking. Full-Stack, Unity & Unreal Engine Developer — FR INVEST 2021 - 2024 Development of metaverse experiences, 2D/3D games and immersive applications using Unity, Unreal Engine 5, WebGL, TypeScript, React, Python, AWS GameLift and Pixel Streaming. Also worked on web platforms, AI chat systems, frontend and backend features, API integrations and deployment workflows. IT Assistant / Web Developer — CAP MONDE 2019 - 2021 Development and maintenance of internal tools, FileMaker solutions, web features and IT support. Worked on technical assistance, software maintenance and business-oriented digital tools.

Henrique Martins

5.0 (1 review)

I’m Henrique Martins, a Full-Stack Developer and Software Engineer specializing in modern web, mobile and interactive 2D/3D applications. I work through my freelance activity, MyHextech, helping companies design and build complete digital products, from UI/UX and frontend development to backend architecture, APIs, mobile apps and immersive experiences. My strongest skills are React, Next.js, TypeScript, Node.js, Python, Firebase, Supabase, TailwindCSS, React Native, Flutter, Unity and Unreal Engine 5. I have experience across several sectors, including SaaS platforms, restaurant tech, AI chatbots, energy/industrial interfaces, mobile apps, gaming, WebGL and metaverse projects. What differentiates me from other developers is my ability to move fast while keeping a strong product vision. I’m not only focused on writing code: I can understand a business need, improve the user experience, structure a clean technical solution and deliver a polished product. Thanks to my background in both full-stack development and game/interactive technologies, I’m comfortable building classic web platforms as well as more creative, immersive or mobile-first applications. Employment and project experience Freelance Full-Stack Developer — MyHextech 2025 - 2026 Design and development of web, mobile and interactive applications for clients and personal projects. Projects include Virtualsomm, a virtual sommelier application for restaurants; Wanteed, a mobile app and website with premium subscription logic; Entrave, a prediction betting platform; and AI Telegram bots connected to external APIs with user tracking. Full-Stack, Unity & Unreal Engine Developer — FR INVEST 2021 - 2024 Development of metaverse experiences, 2D/3D games and immersive applications using Unity, Unreal Engine 5, WebGL, TypeScript, React, Python, AWS GameLift and Pixel Streaming. Also worked on web platforms, AI chat systems, frontend and backend features, API integrations and deployment workflows. IT Assistant / Web Developer — CAP MONDE 2019 - 2021 Development and maintenance of internal tools, FileMaker solutions, web features and IT support. Worked on technical assistance, software maintenance and business-oriented digital tools.

Available to hire

I’m Henrique Martins, a Full-Stack Developer and Software Engineer specializing in modern web, mobile and interactive 2D/3D applications. I work through my freelance activity, MyHextech, helping companies design and build complete digital products, from UI/UX and frontend development to backend architecture, APIs, mobile apps and immersive experiences.

My strongest skills are React, Next.js, TypeScript, Node.js, Python, Firebase, Supabase, TailwindCSS, React Native, Flutter, Unity and Unreal Engine 5. I have experience across several sectors, including SaaS platforms, restaurant tech, AI chatbots, energy/industrial interfaces, mobile apps, gaming, WebGL and metaverse projects.

What differentiates me from other developers is my ability to move fast while keeping a strong product vision. I’m not only focused on writing code: I can understand a business need, improve the user experience, structure a clean technical solution and deliver a polished product. Thanks to my background in both full-stack development and game/interactive technologies, I’m comfortable building classic web platforms as well as more creative, immersive or mobile-first applications.

Employment and project experience

Freelance Full-Stack Developer — MyHextech
2025 - 2026

Design and development of web, mobile and interactive applications for clients and personal projects. Projects include Virtualsomm, a virtual sommelier application for restaurants; Wanteed, a mobile app and website with premium subscription logic; Entrave, a prediction betting platform; and AI Telegram bots connected to external APIs with user tracking.

Full-Stack, Unity & Unreal Engine Developer — FR INVEST
2021 - 2024

Development of metaverse experiences, 2D/3D games and immersive applications using Unity, Unreal Engine 5, WebGL, TypeScript, React, Python, AWS GameLift and Pixel Streaming. Also worked on web platforms, AI chat systems, frontend and backend features, API integrations and deployment workflows.

IT Assistant / Web Developer — CAP MONDE
2019 - 2021

Development and maintenance of internal tools, FileMaker solutions, web features and IT support. Worked on technical assistance, software maintenance and business-oriented digital tools.

See more

Experience Level

Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
See more

Language

French
Fluent
English
Advanced

Work Experience

Freelance at MyHextech
January 1, 2025 - Present
Auto-entrepreneur in web development, 2D & 3D, and application development. Successfully delivered projects involving Telegram games using Unity, UI/UX integration, gameplay logic development, animation creation, client/server data management and corrections, Firebase and Google Cloud Platform (GCP) services. Developed chat AI Telegram bot with API connection, user usage tracking, Docker, and Redis. Contributed to mobile app development and UI/UX optimization, including deployment on iOS and Android stores with subscription systems.
Développeur Full-Stack, 3D Unreal Engine 5 & Unity 2D & 3D at FR INVEST à Paris
December 31, 2024 - July 11, 2025
Developed metaverse projects and mini-games on Decentraland using TypeScript. Created 3D and 2D games on Unity for WebGL and Telegram App. Worked on immersive games and universes using Unreal Engine 5 integrated with AWS Gamelift and PixelStreaming. Built websites (front and back-end) with React, Angular, Vue, Node.js, TailwindCSS, AWS, API integration, Figma designs, Vercel deployment, Git version control, CI/CD pipelines, Framer, and WordPress.
Assistant informatique at CAP MONDE à Louveciennes
December 31, 2021 - July 11, 2025
Assisted in IT service department providing filemaker development, web WordPress development, and IT maintenance support within the organization.

Education

Bac+5 Ingénieur at ESIEE-IT de Pontoise
January 1, 2021 - December 31, 2024
BTS SNIR at ESIEE-IT de Montigny-le-Bretonneux
January 1, 2019 - December 31, 2021
Baccalauréat Scientifique at Unknown
January 1, 2018 - December 31, 2018
Master’s Degree – Software Engineering at ESIEE-IT, Montigny-le-Bretonneux
January 1, 2021 - January 1, 2024
Associate Degree in Networks & Systems (BTS SNIR) at ESIEE-IT, Montigny-le-Bretonneux
January 1, 2019 - January 1, 2021
TOEIC Certificate at TOEIC
January 1, 2024 - May 25, 2026
Voltaire Certificate at Voltaire
January 1, 2018 - May 25, 2026
Scientific Baccalaureate at Série Scientifique
January 1, 2018 - May 25, 2026

Qualifications

TOEIC
January 1, 2025 - December 31, 2025
Certificat Voltaire
January 1, 2021 - December 31, 2021
Master’s Degree – Software Engineering
January 1, 2021 - January 1, 2024
BTS SNIR (Associate Degree in Networks & Systems)
January 1, 2019 - January 1, 2021
TOEIC Certificate
January 1, 2024 - May 25, 2026
Voltaire Certificate
January 1, 2018 - May 25, 2026
Scientific Baccalaureate
January 1, 2018 - May 25, 2026

Industry Experience

Software & Internet, Gaming, Media & Entertainment, Professional Services, Computers & Electronics, Education