Full Stack Developer.
I'm Khalil Benallegue — a Full Stack developer with over 12 years experience. I help companies and startups build tailored web platforms — from technical design to production. I specialize in Symfony, Laravel, React, Java and Angular and focus on maintainable, well-structured code with strong domain understanding.
Services
End-to-end solutions for your web and mobile projects
Web Development
Full business applications with Symfony, Laravel, React or Angular. Back-offices, REST APIs, dashboards.
Mobile Applications
Mobile apps built with React Native. Native-feel interfaces and solid performance.
Architecture & Consulting
Technical audits, architecture design, data modelling and business-aligned recommendations.
Integration & Deployment
CI/CD pipelines, Docker, automated tests, production rollouts and quality monitoring.
Maintenance & Evolution
Corrective and evolutionary maintenance, performance tuning, progressive refactors and long-term support.
APIs & Integrations
REST/GraphQL APIs, third-party integrations, webhooks and data synchronization.
Tech Stack
Technologies I work with
Backend Development
Symfony / PHP
95%Java / Spring Boot
85%REST API Design
90%MySQL / PostgreSQL
90%Frontend Development
Angular
90%React.js / Next.js
80%Tailwind CSS
95%TypeScript
85%DevOps & Architecture
Docker / CI/CD
80%Git / GitHub / GitLab
90%Software Architecture
90%Microservices
75%Experience
My professional background
Full Stack Developer
Aug 2024 - Jun 2025Symfony 6 • Stimulus JS • Leaflet.js • PHP 8.3 • Doctrine ORM • CQRS • Docker • JWT • MariaDB
Full-Stack • Architecture • API Integrations • Webhooks • Optimization • Autonomy
Worked on two major platforms: LEAD (lead generation) and ACCESSAP (service provider membership management). Built robust features around APIs, CRM workflows, form pipelines, and geolocation.
Key Highlights
- Built multistep quote request forms for: entretiendejardin.com, menageadom.com, informaticienadomicile.com.
- Implemented a full REST API with authentication and geolocation.
- Integrated HubSpot CRM with a bidirectional webhook system.
- Created an opportunities module with interactive maps (Leaflet.js + internal LEADS API).
- Developed a referral system (invitations, tracking, commissions).
- Migrated Yousign from v2 to v3, improving reliability of the electronic signature workflow.
- Integrated external services: ToutMonMatos, Google Places.
- Implemented asynchronous task processing using Amazon SQS to handle background jobs efficiently.
- Managed file uploads and storage on Amazon S3, enabling scalable and secure handling of documents and assets.
- Delivered high-performance, optimized features across the platform.
Lead Developer
Nov 2024 - May 2025Java Spring Boot • Angular • REST API • Docker • GitHub Actions • ERP Integration • MinIO
Designed and developed i-Yusr, a fully digital Islamic financing platform. Built both backend and frontend systems while integrating key services and workflows.
Key Highlights
- Developed a REST API in Java Spring Boot for managing users, financing files, and validation workflows.
- Built the back-office frontend in Angular (admin interface, dashboards, file management).
- Integrated with Odoo ERP to synchronize clients, orders, products and payments.
- Created webhooks for banking integration to handle account creation, file approval/rejection, fund mobilization, and payments.
- Connected a client document verification API for compliance and KYC.
- Implemented object storage using MinIO for secure and scalable management of client documents and platform assets.
- Implemented continuous integration using Docker, GitHub, and GitHub Actions
Full Stack Developer
Sep 2023 - Oct 2024Maintained a multi-project construction insurance platform with complex workflows, including REST API, backoffice, and client frontend. Focused on core business functionalities, compliance, and system reliability.
Key Highlights
- Enhanced platform security
- Integrated governmental postal code API (IGN).
- Optimized workflow for final settlements and contract generation.
- Maintained and enhanced RCMO (Responsabilité Civile Maître d’Ouvrage) tarification system.
- Improved data exports, email templates, and electronic signature processes.
Tech Stack: PHP, Zend Framework, Symfony, REST API, Yousign, Wkhtmltopdf
Full Stack Developer
Aug 2019 - Apr 2021Web & Mobile Development • Responsive Design • E-Commerce • Portfolio Sites
Built web and mobile solutions for various clients, including showcase websites, e-commerce platforms, and 2 mobile applications.
Key Highlights
- Developed custom websites and e-commerce platforms.
- Created web and mobile applications with responsive design.
- Collaborated with clients to translate business needs into functional digital solutions.
- Maintained and updated projects post-launch for reliability and scalability.
Development Manager
Nov 2015 - Aug 2019Digital Signage • On-Site Installation • LED/LCD Screens
Designed and deployed dynamic display systems for airports, stadiums, schools, medical centers, and outdoor LED panels. Delivered real-time, customizable display solutions.
Key Highlights
- Designed and implemented real-time dynamic display software used in high-traffic public environments
- Installed full digital signage systems, including network & electrical cabling, and LED/LCD screen assembly.
- Provided on-site troubleshooting and system optimization.
- Supervised and trained interns on technical projects.
- Collaborated with clients to deliver tailored solutions.
Notable Clients : Sonatrach, EGSA, DJS, Military Institutions
Selected Projects
Solutions I built recently
IYusr – Islamic Finance Platform
Management platform for animal osteopaths
Online Learning Platform
Football Match Display & Scoreboard System
El Bezzi Home Décor E-Commerce Platform
Commercial Management System for BKMH Pharm
A web and mobile commercial management platform for BKMH Pharm.
It includes user, delegate, client, and product management, order workflows, weekly stock tracking, real-time geolocation, Bluetooth ticket printing, and advanced dashboards for both administrators and delegates.
Airport FIDS – Flight Information Display System
Rue d'Or Hotel Website
DAM Delivero – Dental Equipments E-Commerce Platform
A modern e-commerce and corporate platform developed for DAM (Dentalgeria Med), a leading Algerian supplier of dental equipment, office material, and stationery with over 25 years of experience and showrooms in Sétif and Algiers.
Olayan — Corporate Website for a Saudi Industrial Manufacturer
A bilingual corporate website for a Saudi manufacturer of aluminum kitchens, construction materials, and thermal insulation products, with a product showcase, a news section, and an admin panel to manage all content.