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MIK.

Available for freelance work

Based in Paris · Remote: France, Belgium, Switzerland, Tunisia · Hybrid: Île-de-France · Reference day rate: €420 excl. VAT

I build AI products that scale

From LLM agents to business-critical backends, I design and deliver robust solutions — from first prototype to production.

Claude Partners Certified label: view Marwa Iben Khalifa's profile
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Portrait of Marwa Iben Khalifa
transactions processed
transactions processed
search costs divided by 100
search costs divided by 100
years of experience
years of experience

Core technologies

  • Python
  • FastAPI
  • TypeScript
  • Node.js
  • React
  • AWS
  • LLM
  • Docker

Selected work · 2022—2026

Projects with impact.

Real-world projects where technology, business constraints and measurable results come together.

01 / 04 · Fintech · AI

Intelligent financial agents

Intervention
LLM-powered agents that analyze financial data, orchestrate tools and connectors, and assist users in real time.
Result
From business need to production API
Technologies
Python · LLM · OpenAI · FastAPI

02 / 04 · Fintech · Machine Learning

Bank categorization at scale

Intervention
A hybrid system combining business rules and AI to turn raw banking data into reliable, actionable information.
Result
3M transactions processed
Technologies
scikit-learn · FastAPI · Node.js · Docker

03 / 04 · Architecture · Optimization

A search engine 100× cheaper

Intervention
Migration from a proprietary service to self-hosted Typesense, with no data or usage limits and full infrastructure ownership.
Result
€1,000 → €10 / month
Technologies
Typesense · REST API · Node.js

04 / 04 · B2B · PropTech

SaaS backend for Boldee.co

Intervention
Design of quote, validation and notification workflows for a B2B platform with a clear, scalable architecture.
Result
End-to-end business workflows
Technologies
Node.js · PostgreSQL · REST API

Built with Lovable

Shipped products, live online.

Applications designed and brought to production quickly with Lovable — click a card to read the client review.

Retail · PWA

Clara Sousse by Noka Collection

Inventory and sales management app for the Noka Collection store, designed for rapid, one-handed input.

Click to read the review

Retail · SaaS

Clara M'saken by DressByNK

Management platform for the DressByNK store: inventory, sales and administrative operations in one dedicated space.

Click to read the review

Web · Corporate

JhameczLTD Smart Connection

Smart connection website for JhameczLTD: a modern online presence connecting the company to its clients.

Click to read the review

E-commerce

Veiled Girl Boutique

E-commerce store for scarves and accessories in Tunisia, with online ordering and cash-on-delivery.

Click to read the review

What I can build with you

Product vision. Technical execution.

01

AI products & agents

LLM agents, RAG, classification, evaluation and tool integration. I turn ideas into useful, measurable and reliable products.

Delivered & documented

02

Backend & architecture

Python, FastAPI and Node.js APIs, microservices and scalable systems designed to last beyond the first prototype.

Delivered & documented

03

Business automation

n8n, APIs, scraping and custom connectors that remove repetitive work and accelerate your operations.

Delivered & documented

04

From idea to production

Scoping, development, deployment and observability: one technical partner from first conversation to launch.

Delivered & documented

About

From business to code.

I thrive on complex problems that require both business understanding and technical depth. My approach: frame the right problem, build simply, measure, then improve.

  • Bilingual French
  • Professional English
  • Native Arabic
  1. 2026

    Freelance Engineer

    Independent · Remote

    Custom automation, integrations, APIs, n8n and web scraping.

  2. 2025—Present

    AI Product Builder

    Airporting · Paris

    Financial LLM agents, AI tooling and large-scale bank transaction categorization.

  3. 2022—2025

    Fullstack & Data AI Engineer

    Airporting · Paris

    SaaS, search architecture, banking pipelines and observability.

  4. 2021—2022

    Data & Automation Developer

    Adroi · Paris

    KPI dashboards, reporting automation and CRM data analysis.

  5. IPSSI · 2023

    MSc Data & Artificial Intelligence

  6. Ironhack · 2020

    BSc Fullstack Web Development

A need, an idea, a technical challenge?

Let's build something useful.

A few details are enough. I reply within 2 business days.

Contact me
Engagement model