Hello, I'm

Youhana Sheriff

Senior Software EngineerEdge-AI & LLM Systems

I build AI that runs in the real world — on-device & edge inference on constrained hardware, LLM/RAG systems, and the full-stack apps that ship them.

An electronics engineer who deploys AI on constrained hardware. Full-stack capability across mobile, web, and cloud — but edge AI is where I specialize.

Youhana Sheriff

5+

Years Exp.

20+

Projects

About

Edge-AI & LLM Systems Engineer

An electronics engineer building AI systems that run on constrained hardware. I specialize in edge AI, on-device inference, and LLM/RAG systems — with full-stack capability across mobile, web, and cloud.

LLM/RAG Systems Engineer

LLM/RAG Systems Engineer

Builds LLM applications with RAG, embeddings, vector search, agent memory, model orchestration, and practical evaluation loops for real product workflows.

Edge-AI Systems Engineer

Edge-AI Systems Engineer

Electronics engineer deploying AI on constrained hardware: YOLO/ONNX pipelines, LoRA and MLX fine-tuning, llama.cpp, quantization, and edge-focused reasoning systems.

Full-Stack & Mobile Engineer

Full-Stack & Mobile Engineer

Ships the apps around the AI: Flutter, React Native Expo, Next.js, TypeScript, Firebase, AWS, offline-first flows, payments, GPS, and app-store delivery.

Cloud & Product Infrastructure

Cloud & Product Infrastructure

Designs cloud-backed product systems with AWS, GCP, Firebase, Docker, Kubernetes, Cloudflare, GitHub Actions, PostgreSQL, and GraphQL.

Open Source Package Author

Open Source Package Author

Publishes packages for LLM agent memory, AWS cleanup, Flutter Stripe Connect, and type-safe Dart translation code generation.

Philosophy

How I Work

End-to-End Ownership

I prefer working in small, high-ownership teams where I can own features from schema design to polished UI—and ship them myself.

AI With Intent

I don't bolt on AI for the sake of it. I pick the right model, structure the prompt/RAG pipeline, and measure quality—because the value is in how and why you use AI.

Quality Code

I write code with long-term maintenance in mind: typed languages, good CI/CD, observability, and patterns that future-me will thank current-me for.

Portfolio

AI Engineering & Systems Work

Open-source AI systems first, then shipped AI products, then full-stack and mobile work.

AI Engineering & Open Source

Open-source systems work across edge inference, RAG, agents, and AI media tooling.

Edge AILoRA

models-edge-devices

Split-architecture edge AI that pairs real-time YOLO/RF-DETR detection with a LoRA-tuned TinyLlama reasoning model for constrained NPU/BPU hardware.

YOLO11ONNX

pocket_ai

Offline real-time obstacle-detection assistant that turns a camera feed into spoken guidance with YOLO11, depth estimation, and spatial reasoning.

LLMAgents

SimpleMem

Lifelong memory for LLM agents with semantic structured compression, multi-view indexing, adaptive retrieval, and vector search.

RAGEmbeddings

llm-rag

RAG over PDFs with document ingestion, embeddings, vector similarity search, and LLM-powered question answering.

OpenAIWhisper

video-composer

AI short-form video pipeline for TikTok, YouTube Shorts, and Reels using TTS, Whisper transcription, GPT-4 Vision validation, and stock-footage assembly.

AI Products Shipped to Users

AI-enabled products packaged into mobile and web experiences for real users.

FlutterFirebase

Kizu

AI personal-finance app using ML Kit OCR receipt scanning, Claude for transaction extraction and categorization, and a RAG pipeline for financial insights.

Chatiko AI
FlutterOpenAI

Chatiko AI

AI chatbot companion — a personal virtual assistant in text form. Live on Google Play (sold to Sheriax).

Talky
FlutterAI Moderation

Talky

Language-learning app with AI content moderation for safer generated and user-submitted content.

Also Built

Full-stack and mobile systems that show the shipping range behind the AI work.

Web AppReact

Drawink

Local-first collaborative whiteboard with multi-board workspaces, real-time collaboration, cloud sync, and offline-first architecture.

Echify
FlutterStripe Connect

Echify

Video-first social-commerce app with a multi-vendor marketplace, Stripe Connect payouts, and creator monetization — Mako IT Lab.

RouteX
Mobile AppReact Native

RouteX

Offline-first construction logistics app with GPS tracking, route workflows, and field-ready cross-platform mobile UX.

Nidaa & TNTJ Apps
Mobile AppFlutter

Nidaa & TNTJ Apps

Community and utility apps shipped across Flutter, React Native Expo, and Next.js with mobile publishing and production operations.

Expertise

Skills & Experience

AI/ML

LLMs (Claude, Gemini, OpenAI, OpenRouter, local)

LLMs (Claude, Gemini, OpenAI, OpenRouter, local)

RAG

RAG

Vector Search

Vector Search

LoRA/MLX Fine-tuning

LoRA/MLX Fine-tuning

llama.cpp

llama.cpp

ONNX

ONNX

YOLO

YOLO

ML Kit

ML Kit

Embeddings

Embeddings

LLM Integration

LLM Integration

Kimi (Moonshot AI)

Kimi (Moonshot AI)

GLM 5 (Z.AI)

GLM 5 (Z.AI)

Codex GPT

Codex GPT

Languages

TypeScript

TypeScript

Python

Python

Dart

Dart

Rust

Rust

Kotlin

Kotlin

JavaScript

JavaScript

Frameworks

Next.js

Next.js

React

React

React Native (Expo)

React Native (Expo)

Flutter

Flutter

Node.js/NestJS/Fastify

Node.js/NestJS/Fastify

Cloud/Infra

AWS

AWS

GCP

GCP

Firebase

Firebase

Docker

Docker

Kubernetes

Kubernetes

Cloudflare

Cloudflare

GitHub Actions

GitHub Actions

Data

PostgreSQL

PostgreSQL

GraphQL

GraphQL

Tooling

Git

Git

Jira

Jira

Figma

Figma

Storybook

Storybook

Sentry

Sentry

Auth0

Auth0

Work Experience

May 2024 - Present

Sr. Software Engineer

Mako IT Lab

Lead development of cross-platform mobile & web applications for multinational clients. Key projects: Cubanin (social commerce with React Native Expo, Next.js, AWS Amplify), Echify (Flutter social commerce with Stripe Connect and video editing), RouteX (construction logistics with offline-first architecture, real-time GPS tracking, and route optimization). Mentor junior developers and manage agile sprints.

Jun 2023 - Present

Founder & Product Engineer

Sheriax Solutions

Led development of multiple products: Kizu — AI-powered financial recovery app with Flutter, Firebase, ML Kit OCR, and Claude AI; Drawink — local-first collaborative whiteboard with React, TypeScript, real-time sync; Talky — language learning app with AI content moderation. Built edge AI solutions with MLX, LoRA fine-tuning, and llama.cpp. Managed cloud infrastructure (AWS, Firebase) and CI/CD with GitHub Actions.

Aug 2023 - Feb 2024

Software Engineer

Rescript Welltech Private Limited

Built Anyo, a stress management and wellness mobile app using Flutter. Implemented venting platform with real-time feeds, integrated AI chatbot for stress management solutions, and developed a psychologist booking platform. Focused on mental health features and user engagement.

Oct 2022 - Aug 2023

Front-End Developer

Mywam Sdn Bhd

Developed and maintained front-end mobile and web applications. Built responsive user interfaces with modern JavaScript frameworks, handled API integrations, and ensured cross-browser compatibility.

July 2021 - Oct 2022

Software Developer

Francium Tech

Developed and maintained cross-platform mobile applications using Flutter (Dart) and web applications with React.js, Next.js, and React Native. Integrated REST APIs and state management solutions. Collaborated with cross-functional teams using Git, Jira, and agile methodologies.

May 2021 - Jun 2021

Front-End Engineer

Cappricio Securities

Built the company website and blog platform from scratch using HTML, CSS, and JavaScript. Delivered a professional landing page with integrated course listings for their educational institution.

Oct 2020 - May 2021

Web Developer

SnowBirds

Designed and developed a calm-themed e-commerce landing page using HTML, CSS, and JavaScript to showcase product offerings with a clean, user-friendly interface.

Testimonials

What People Say

Karthi

I didn't expect it to be this good since it is purely JavaScript only. However, it is satisfying and I'm happy with the outcome.

Karthi

Cappricio Securities

Companies I've Worked With

Snowbirds
Cappricio Secutities

Get in Touch

Let's Connect

Feel free to reach out for collaborations or just a friendly hello

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