Freelancer profile translated to English.
Back to original languageAbout Islam
🚀 Senior Fullstack Engineer (Node/React ⭐) - Problem Solver
Hello! I'm Islam neddar, a Senior Fullstack Engineer with a passion for solving complex problems through technology. With over 5 years of experience in web development, I'm ready to bring my expertise to your next project!
💼 Professional Experience
Over the years, I've had the privilege of working with various renowned global companies, where I've contributed to the design, development, and maintenance of cutting-edge web solutions. My expertise spans Node.js/NestJs, React.js/NextJS, and AWS across a broad spectrum, enabling me to create robust, high-performance, and scalable applications.
🔧 My technical expertise includes:
Frontend and Backend Development
Software Architecture
Database Management
Third-Party System Integration
Performance Optimization
Automated Testing and Continuous Integration
- My proactive, solution-oriented approach has enabled me to tackle complex challenges and optimize projects to achieve their goals.
💡 What I Can Bring
- When you work with me, you benefit from transparent collaboration, focused on communication and understanding your specific needs. My mission is to understand your objectives and translate them into effective technological solutions.
- I am available for exciting freelance opportunities. Whether you need a redesign of your existing application, new development, or technical advice, I am ready to apply my skills to contribute to your project's success.
Let's connect to discuss your needs and explore how we can work together to create exceptional solutions. I look forward to being part of your next technological adventure!
French
Native or bilingual
English
Fluent
Arabic
Fluent
Remote only
Primarily works remotely
Experience
- Groupe La CentraleSoftware EngineerAUTOMOBILEJanuary 2024 - Today (2 years and 5 months)Paris, FranceRe-architected a shared image resizing and delivery system on AWS, reducing storage costs by 20% and improving media delivery performance across all engineeringteams by standardizing asset delivery.• Modernized a legacy messaging frontend used by ~70% of customers, taking ownership of critical code paths, reduced client complaints by 15%, and improved overallsystem reliability.• Redesigned the core messaging pipeline using a serverless middleware architecture, eliminating contact loss incidents (0 data-loss events) and significantly improvingmessage delivery reliability and customer experience.• Migrated a micro-frontend platform to a composer-based architecture on AWS Fargate, improving local development and testing across multiple stacks and reducingdeployment time.• Resolved a company-wide observability gap in micro-frontends by diagnosing incorrect Sentry release/source map configuration, implemented a standardized source mapand release ID strategy, enabling all engineering teams to debug production issues with readable stack traces.• Increased qualified lead volume by 10% by introducing a new lead type (“CarMatch”), integrating with a cross-team API for vehicle similarity matching, and extendingmessaging and email services to support the new workflow.• Improved developer productivity by introducing a structured PR review management system (replacing ad-hoc channel discussions). Proposed and facilitated retrospectives,uncovering key bottlenecks and enabling the team to iterate on process improvements.
- PartooSoftware EngineerRETAIL (SMALL BUSINESS)March 2023 - December 2023 (9 months)Paris, FranceDesigned and implemented a RabbitMQ-based event bus (using Rascal) to decouple payment and cash register services, improving system reliability and reducingintegration errors across transactional workflows.• Contributed to the redesign and migration of Partoo Food System v2, supporting feature development and ensuring a smooth transition from legacy services with minimaldisruption to production traffic.• Technologies: CQRS, Clean Architecture, React, JavaScript, TypeScript, GraphQL, PostgreSQL, Redis, Jest, Docker, Datadog, RabbitMQ.
- LeftySoftware EngineerLUXURY GOODSSeptember 2021 - February 2023 (1 year and 5 months)Paris, FranceDesigned and implemented a cross-platform identity-matching algorithm to automatically merge influencer profiles across Instagram, TikTok, Twitter, and YouTube,achieving >80% match accuracy for creators active on at least two platforms.• Designed and built the backend for the casting feature, directly supporting sales efforts and contributing to the closure of one of the company’s largest enterprise clients.• Replaced a lost third-party provider by building an Instagram Stories scraping service, preventing service downtime and retaining ~40% of customers at risk of churn.• Designed and implemented the end-to-end payment workflow between brands and influencers, integrating Stripe to enable secure, automated payouts and invoicing.• Technologies: gRPC, Java, TypeScript, MySQL, Cassandra, ELK stack, Docker.
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Education
- Master of EngineeringEcole nationale Superieure d'Informatique (ESI)2020Master of Engineering - MEng, Computer Science
- Master's degree, Computer Software EngineeringUniversité Paris-SaclayMaster's degree, Computer Software Engineering