
Nabil OURAL
Senior FullStack Engineer, Cloud & Fintech Expert
Salaire / Taux journalier
Lille, France
Freelance, ouvert au CDI
Peut venir sur site
Expertises
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À propos
Introduction
Senior Backend Engineer with 13+ years of experience in designing and developing distributed, high-performance, and scalable backends. Specialized in microservices, REST/GraphQL APIs, (No)SQL databases, and cloud infrastructures (AWS, Docker, Terraform). Proven experience in performance optimization, high availability, and large-scale production deployment of critical services. Additionally experienced in Web3 technologies, including blockchain integration and decentralized application backends
Expérience de travail
Senior Fullstack Engineer
RA2
juil. 2023 - Présent
3 ans 4 mois
1422 Grandson, Suisse
– Led the development of blockchain-based backend services using AWS, Node.js, TypeScript, Terraform, and Docker – Architected cloud infrastructure for critical financial services to ensure high availability, reliability, and scalability – Built an Al-driven trading assistant from scratch leveraging internal data and custom algorithms – Led infrastructure design supporting 99.9% uptime for critical financial operations
Full Stack Engineer
Freelance
sept. 2021 - juin 2023
1 an 10 mois
Lille, France
– Delivered robust solutions for diverse clients across multiple industries – Developed and deployed scalable web applications using React, Node.js, GraphQL, Terraform, Docker, and AWS – Architected resilient multi-regional infrastructures optimizing performance and cost
Software Engineer
Skyscanner
janv. 2018 - sept. 2021
3 ans 9 mois
Singapour
– Designed and developed a B2B integration platform handling 10M+ daily flight searches, built with Node.js, Express, and distributed databases (SQL/NoSQL). – Implemented and optimized high-performance REST APIs, reducing average response time by 50% through caching strategies and query optimization. – Built and maintained scalable microservices ensuring reliability and smooth third-party integrations for airlines and partners. – Set up monitoring, logging, and alerting systems, achieving 99.95% service availability in production. – Collaborated with cross-functional teams to deliver 15+ major features on schedule, balancing scalability, maintainability, and performance. – Contributed to CI/CD pipelines and automated testing, improving deployment speed and system resilience.
Lead Fullstack Engineer
ITFinance/ProRealTime
déc. 2015 - sept. 2018
2 ans 10 mois
Lille, France
– Created real-time stock market charts using HTML5 for 400K+ ProReal Time members. – Conducted requirements analysis and authored detailed specifications based on an existing Java software. – Designed and implemented an HTML5 framework to support real-time advanced charts. – Leveraged AngularJS, Node.js, Socket.IO, and Symfony for high-performance, real-time features. – Delivered real-time charting platform serving 400K+ active traders – Improved chart rendering performance by 60% through HTML5 optimization
Full Stack Engineer
Sowq
avr. 2014 - nov. 2015
1 an 8 mois
Lille, France
– Developed a food-oriented business marketplace application for professionals and individuals – Wrote detailed functional and technical specifications – Implemented features with Symfony2, AngularJS, Node.js, and continuous integration with Jenkins – Ensured code quality by implementing unit and functional tests using PHPUnit
Research And Development Engineer
Gfi Informatique
nov. 2012 - avr. 2013
6 mois
Douai, France
– Maintained, deployed, and supported high-traffic PHP applications for France Telecom – Developed a software solution for telecom infrastructure oversight and technical services – Streamlined maintenance of existing B2B software, ensuring uninterrupted support – Maintained 99.9% uptime for critical telecom infrastructure applications – Reduced system response times by almost 50% through performance optimization
Full Stack Engineer
OVTH SA
mars 2012 - sept. 2012
7 mois
Luxembourg
– Partnered with the oncology department to gather and define requirements for a medical record management project. – Led the adaptation of the "Onchronos” web application for tablet use, enhancing bedside accessibility for medical professionals. – Managed the unit testing and deployment phases, ensuring the application's reliability and effective integration into clinical workflows.
Research and Development Engineer
Alcatel-Lucent Enterprise
oct. 2011 - mars 2012
6 mois
Lille, France
– Project "My IC Touch Phone" (Professional touchable landline device). – Designed proofs of concept to accompany the release of the product. – Developements based on the "Dojo Toolkit" JavaScript framework. – Update of the API documentation.
Database administrator
Home Spirit
mai 2010 - août 2010
4 mois
59700 Marcq-en-Barœul, France
– Designed and deployment of databases in a french lead company creating and selling furniture. – Conceived (MCD/MLD) and deployed an SQL Database for 3 factories and several shops. – Creatied automated statistical reports for sales and production departments.
Formation
Isen Lille
Master's Degree, Engineering, Information Technologies
2007 - 2012
5 ans 1 mois
Institut de Sacré-Coeur
A-Level, Physics
2004 - 2007
3 ans 1 mois
Licences et certifications
Alcatel Certified Developer
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Mangopay Certified Developer/Reseller
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