Freelancer profile translated to English.
Back to original languageAbout Khalid
Software engineer with over 8 years of experience in designing and developing web and mobile applications for large enterprise clients. I am involved in the entire project lifecycle: functional requirements analysis, data model design, front-end and back-end development, continuous improvement of performance and technical quality, modernization of application stacks, as well as deployment and production. Accustomed to demanding environments, I work with modern technologies such as Angular, Java/Spring, PostgreSQL, Docker, and AWS, focusing on robustness, maintainability, and business value.
French
Native or bilingual
English
Fluent
German
Basic
Can work on-site
Paris (up to 50km)
Experience
- SNCF IMMOSoftware Development EngineerTRANSPORTATIONApril 2026 - Today (2 months)Saint-Denis, FranceFront-end development mission within a digital project combining web and mobile applications, with integration of artificial intelligence functionalities.Main focus on developing interfaces in Angular and Ionic, creating reusable components, managing complex forms, and implementing a modular architecture. Optimization of performance and user experience on high-traffic applications, particularly on mobile (hybrid via Ionic).On the back-end side, participation in the development and evolution of APIs in Symfony and Python, including data exchange management, endpoint security, and integration of external services. Close collaboration with product and design teams to ensure functional and technical consistency.Implementation of end-to-end tests with Playwright to ensure the reliability of critical user journeys. Automation of test scenarios and integration into a CI/CD pipeline to secure production deployments.Integration of artificial intelligence components into the application: development of features such as conversational assistants, business task automation, and leveraging AI APIs to enhance user experience and optimize certain processes.Contribution to technical decisions, continuous code improvement (clean code, refactoring, best practices), and team support on front-end and AI topics.
- GRDFSoftware Development EngineerENERGY AND UTILITIESFebruary 2020 - January 2026 (5 years and 11 months)Paris, FranceDevelopment mission for a web and mobile application dedicated to the monitoring and inventory of gas regulators for GRDF. Analysis of functional needs in collaboration with business teams, participation in the design and optimization of the data model, development of web and mobile features, continuous improvement of application performance and technical quality, modernization of technologies used, and contribution to the solution's evolution in an industrial and regulated context.
- OnepointSoftware Development EngineerBANKING AND INSURANCEFebruary 2018 - December 2019 (1 year and 10 months)Bordeaux, FranceWeb developer role at Caisse d’Épargne for the design, development, and evolution of application solutions with high business value. Analysis of functional needs in coordination with internal teams, participation in data modeling, development of front-end and back-end features, continuous improvement of performance and technical quality, modernization of existing technologies, and contribution to deployment and production phases in a demanding banking sector environment.
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Education
- Process Designer CertificateJobRouter2015Certificat Process Designer
- State Engineer DiplomaMohammedia School of Engineers (EMI)2013Diplôme d'Ingénieur d'État