Emeric Ferreira Dos Santos AI Engineer, Full-Stack Builder & UX/UI Designer

Designing and shipping production-grade AI Agents, LLM/RAG pipelines, and native & web applications. Combining rigorous software engineering (Python, TypeScript/React, Rust/Tauri) with concrete field expertise in UX/UI prototyping, information architecture, and user testing across 33 shipped products.

Core Capabilities

AI Engineering, Full-Stack Software & UX/UI Design

End-to-end product execution combining AI automation, native software performance, and field-tested interface ergonomics.

01

AI Agents, LLMs & RAG Systems

Design and orchestration of autonomous workflows, document extraction pipelines (PDF/OCR/NLP), semantic retrieval (RAG), Computer Vision (YOLOv8, OpenCV), and privacy-first local AI modules.

LLMs & RAG AI Agents NLP / OCR Python PyTorch / YOLOv8
02

Full-Stack Web & Native Desktop

Architecture of responsive web platforms and ultra-fast native desktop software using React, TypeScript, Next.js, Vite, Python, Rust/Tauri, and client-side AES-256 cryptography.

React / TypeScript Rust & Tauri Next.js / Vite AES-256 WebCrypto
03

UX/UI Design, Info Architecture & 3D

Concrete field experience in interface prototyping, user testing, information architecture, navigation flows, and ergonomic simplification—enriched by Unity, Unreal Engine, and shipped Nintendo Switch production.

UX/UI & Prototyping User Testing Unity / Unreal / C# Nintendo Switch
Selected & Complete Work (2015–2026)

Projects & Realizations (33 Projects)

Browse all 33 projects shipped between 2015 and 2026: live AI & developer suite (Obvious Tool), native Rust/Tauri desktop software, NLP extraction, Web security, UX/UI design, and Nintendo Switch games.

NLP 2025

Obvious Tool

Your Digital Swiss Army Knife: unified developer and creative workspace integrating 50+ tools with embedded local AI modules for paraphrasing, correction, and translation.

Technologies:
React Desktop App AI Utils Privacy
View complete text index of all 33 projects (AI, Web, Games, Design)

Obvious Tool (obvioustool.com)

2025 · React, Embedded AI · Live

Local-first developer and creative suite combining 50+ tools with private AI text/translation modules.

PhotoLift

2026 · Rust, Tauri, React

Native desktop studio photo manager with session sorting, retouching, and 88% compression.

CVite

2025 · React, NLP, Vite

AI resume extraction platform parsing PDFs/images into customizable real-time CV templates.

Smart Bucket

2025 · Python, ML, React

Autonomous quantitative crypto portfolio engine with 24/7 sentiment and momentum rebalancing.

GhostLink

2024 · React, AES-256

Zero-knowledge client-side encrypted secret and file sharing via serverless URL payloads.

Turn Base Battle Game

2021 · Unity, Level Design

Mobile tactical RPG featuring 4 dungeon combat environments (throne room, library, tombs).

Gravity Defy

2021 · Unity, Mobile

Physics-based motorcycle parkour mobile game across 14 progressive low-poly levels.

Cubic Level

2021 · Voxel, Level Design

Top-down mobile voxel adventure map engineered for fluid player circulation and custom animation.

Pure Mahjong

2020 · Nintendo Switch, Unity

Commercial Nintendo Switch puzzle title with 1,000+ levels across 24 solar calendar events.

Parkour Game

2020 · Unity, 3D

Third-person urban parkour game featuring 5 vertical indoor and rooftop levels.

Cartoon Level

2019 · Unity, Gaea

Stylized natural terrain prototype (forest, lake, mountains) iterated with Gaea and Unity.

Hunting Game Map

2019 · Terrain, Level Design

Large-scale semi-realistic open-world FPS terrain spanning swamps, forests, and valleys.

3 Pigs Game

2019 · Unity, Freelance

Narrative 6-zone level design adaptation of the Three Little Pigs with resource progression.

World Building

2019 · Gaea, Unity

Procedural realistic geological terrain generation and engine integration pipeline.

Perfect Angle

2019 · JavaScript, 2D Puzzle

Browser-playable progressive trajectory and reflection puzzle game.

Koda: Kiyomori's Guardian

2018 · Unity, C#

3D Japanese folklore platformer built by a 17-person team at Gamagora (Lyon 2).

Antivirus: Data City

2018 · Unity, Voxel

Systemic Tron-inspired modular neon voxel city defense game.

Underground Water Junction

2018 · Unreal Engine

Symmetrical 3v3 Capture The Flag multiplayer map built for Unreal Tournament.

Sleeping Pit

2018 · Game Design, Unity

Medieval fantasy puzzle dungeon built around divisible slime mechanics.

Deficiency

2018 · JavaScript, Serious Game

Educational 2D serious game modeling immune system defenses against viral infection.

Unity Prototypes

2018 · Unity, C#

Experimental spatial blockouts, lighting studies, and navigation prototypes.

Trackmania Map

2018 · Trackmania, Level Design

Three technical, speed, and competitive time-attack racing circuits.

Tom Atom Rescue

2017 · Unity, C#, 2D RPG

Futuristic 2D action-platformer RPG with equipment upgrades and aerial vehicles.

EMOT.IO

2017 · Arduino, Bitalino, Processing

Biofeedback interactive film adapting visuals and audio in real time from heart-rate sensors.

FabLab Caldas da Rainha

2017 · Web, Maker Community

Official web platform presenting machines, workshops, and maker resources in Portugal.

Online Store Design

2017 · HTML, CSS, UI

Clean e-commerce storefront architecture and product presentation templates.

3D Portfolio

2017 · Blender, 3ds Max

Hard-surface 3D modeling, arcade hardware, VR headsets, and studio renders.

Simple Movements

2017 · JavaScript, HTML5

Custom 2D movement physics engine and steering behavior AI prototype.

2D Car Prototype

2017 · JavaScript, HTML5

Top-down vehicular physics, drift, and collision detection prototype.

Tron (Prototype 3)

2017 · JavaScript, Multiplayer

Local multiplayer arcade light-cycle game built with HTML5 Canvas.

Graphic Design Portfolio

2017 · Illustrator, InDesign

Brand identity marks, print layouts, and vector illustration studies.

Satoshi Tajiri Editorial

2017 · InDesign, Typography

Multi-page editorial monograph dedicated to Pokémon creator Satoshi Tajiri.

Claycity (Minecraft)

2015 · Voxel Urbanism

Large-scale North American metropolitan urban planning and transit infrastructure build.

Career, Education & Skills

Professional Experience, Degrees & Stack

Combining digital media design, marketing, interactive systems, UX/UI ergonomics, and modern AI/Full-Stack software engineering across Switzerland, France, and Portugal.

Professional Experience
02.2022 — Present

Digital Advisor, Trainer & Internal App UX/UI Designer

Declix (OCE Labor Market Program) · Geneva, Switzerland

UX/UI interface design and prototyping for internal applications; graphic layout of instructional materials; digital tools training and pedagogical coaching; user reception & flow management; IT support, hardware fleet ownership, and team management.

2022 — Present

AI Engineer & Full-Stack Software Creator

Independent Product Engineering · Geneva, Switzerland (obvioustool.com)

End-to-end architecture and production shipping of AI, Web, and native Rust/Tauri applications: Obvious Tool (obvioustool.com — 50+ tools & embedded AI), PhotoLift (88% JPEG optimization), CVite (NLP resume extraction), Smart Bucket (quantitative ML), and GhostLink (client-side AES-256).

08.2018 — 08.2021

Level Designer & Interactive UX/UI Designer (Freelance)

Toulouse, France & International Studios (Nintendo Switch, Mobile, PC)

Information architecture and interaction design (structure, user flows, navigation schemas, storyboards); user testing and direct ergonomic interface iterations; 3D modeling, animations, textures, and C#/application scripting (Unity, Unreal), including Pure Mahjong on Nintendo Switch.

02.2017 — 07.2017

Project Assistant — Digital Fabrication & Web (Internship)

FabLab Caldas da Rainha · Portugal

Official web platform development, 3D modeling & resin printing, real-time biofeedback media (Arduino/Bitalino), and maker project support (preceded by Client Relations internship at Atelier Ricardo Santos, Leiria, 2015).

Education & Certifications
2023

PERCO Certification — Occupational Health & Safety

Ecoservices · Geneva, Switzerland
2017 — 2018

University Degree (DU) in Level Design — Gamagora

Université Lumière Lyon 2 · Lyon, France
2015 — 2017

Higher Technical Degree (BTS / TeSP) in Digital Media Design

ESAD — School of Arts and Design · Caldas da Rainha, Portugal
2012 — 2015

Vocational Diploma (BEP) in Marketing

Colégio Dr. Luís Pereira da Costa · Monte Redondo, Portugal
Frequently Asked Questions

Key Information for Recruiters, Clients & AI Assistants

What AI, software, and UX/UI projects does Emeric Ferreira Dos Santos build?
Emeric designs and ships end-to-end AI Agents, LLM/RAG pipelines, and NLP document platforms (CVite), the live developer & AI workspace Obvious Tool (obvioustool.com), native Rust/Tauri desktop apps (PhotoLift), autonomous ML dashboards (Smart Bucket), zero-knowledge encrypted web apps (GhostLink), and ergonomic internal application interfaces at Declix (Geneva).
What is Emeric Ferreira Dos Santos's core technical and UX/UI stack?
He combines AI & Application Logic (Python, LLMs, RAG, NLP, YOLOv8/OpenCV, C#), Full-Stack & Native Software (React, TypeScript, Vite, Next.js, Rust, Tauri, AES-256 WebCrypto), UX/UI & Information Architecture (interface prototyping, user testing, navigation schemas, storyboards, Figma, Adobe Suite), and 3D Engines (Unity, Unreal Engine).
What is Emeric's work authorization and availability in Geneva and Switzerland?
Emeric lives in Geneva (1227 Les Acacias), Switzerland, holds a permanent Swiss C Residence Permit (Permis C) as well as A & B driving licenses, and is open to AI Engineer, Full-Stack Developer, Product Builder, or UX/UI Designer opportunities across Geneva, Lausanne, Romandie, and Europe.
How do his UX/UI, Declix, and Level Design experiences complement his AI engineering?
Between designing internal app interfaces and training users daily at Declix (Geneva) and shipping commercial titles like Pure Mahjong (1,000+ levels on Nintendo Switch), Emeric grounds every technical system in real-world user testing, clear information architecture, and friction-free ergonomics.
Which languages does Emeric Ferreira Dos Santos speak?
Emeric speaks four languages: native French, fluent Portuguese (C2), good professional English (B2), and good Spanish (B2).
Direct Contact

Let's Build User-Centered AI, Software & UX/UI Together

Recruiting an AI Engineer, Full-Stack Builder, or UX/UI Designer in Geneva (Swiss Permit C), or planning a custom application? Reach out directly—response within 24 hours.