Yassine Mouttalib Contact
Yassine Mouttalib
Senior Java & Technical Consultant France · Remote

Software Platforms · APIs · Automation

Build. Connect.
Automate. Ship.

I help companies design, build and improve software platforms — backend systems, APIs, practical automation and production delivery.

Discuss a project

€500/dayLong missions flexible · Remote

Services

Four ways I can help.

01

Platform from scratch

Java / Spring backend · Next.js frontend · architecture · deployment.

02

Backend & integrations

Java · Spring Boot · APIs · databases · third-party systems.

03

Workflow automation with AI

Use LLMs for focused tasks such as classification, extraction, summarization, drafting or controlled API actions.

04

Rescue / technical audit

Unfinished MVP · bugs · architecture · performance · deployment.

Full project lifecycle

From ambiguity to production.

  1. 01Idea
  2. 02Architecture
  3. 03Development
  4. 04Connect systems
  5. 05Testing
  6. 06Docker / CI-CD
  7. 07Deployment
  8. 08Improve

Technical responsibility across the software lifecycle, with frontend collaborators coordinated when needed.

Experience

7 years building and improving production software.

Wolters Kluwer Capgemini / EDF CGI / Efluid

Ways to work

Small task → Short project → Long mission → Complete platform

Day rate
€500
6+ months
Flexible around €485/day
Full project
Fixed quote after scope
Profile & experience Who I am and what I’ve built View experience

About

Senior software engineer focused on backend systems, integrations and production delivery.

7 years of professional experience, mainly with Java and Spring. I also build full web products with React, Next.js and TypeScript when a project needs a frontend.

Current personal projects

Products I’ve been building end-to-end.

01

Multi-tenant marketplace

25+ Spring Boot services covering orders, payments, billing, tax, shipping, commissions and cash on delivery.

Java 21 · Spring Boot · React · Next.js · PostgreSQL · Docker
02

Project management platform

Kanban boards, collaborative wiki, role-based permissions, REST APIs and real-time dashboards.

Java · Spring Boot · Next.js · TypeScript · PostgreSQL
03

AI-assisted code editor

Multi-window editor with integrated terminal, symbol indexing, tool execution and AI-assisted development workflows.

AI integration · MCP · developer tooling

Professional experience

Selected work.

Senior Java Software Engineer · Wolters Kluwer

Java/Spring feature development, bug fixing, performance optimisation, unit testing, code reviews and code-quality improvements.

Java Engineer · CGI / Efluid

Built a message-processing proof of concept from scratch with dynamic routing using Apache Camel and Spring Boot.

PLM Consultant / Tech Lead · Capgemini / EDF

3DEXPERIENCE customisations, widgets, MQL extensions, data modelling, code reviews, onboarding and Jenkins-based continuous integration.

Software Engineer · Capgemini Aerospace

Feature development and bug fixing on aerospace applications in a Scrum delivery environment.

Java·Spring Boot·Next.js·TypeScript·PostgreSQL·REST APIs·Docker·CI/CD

Start a conversation

Tell me what you need to build.

New platform, backend work, automation or a system that needs rescuing. Share the context and I’ll reply directly.