LGFreelancer profile translated to English.
Back to original languageAbout Leith
Senior Full-Stack .NET Engineer with over 7 years of experience in designing robust and scalable web applications. Specializing in the .NET ecosystem (C#), Azure cloud architectures, and CI/CD pipelines, I work on both front-end (React, Angular, Vue.js) and back-end. Certified Kubernetes Administrator, I have had the opportunity to work in demanding environments such as the military and the banking sector.
French
Native or bilingual
English
Fluent
Can work on-site
Paris (up to 50km)
Experience
- BNP Paribas.NET / PowerShell / Python DeveloperBANKING AND INSURANCEFebruary 2025 - Today (1 year and 4 months)Montreuil, FranceMission:Development of automation scripts to orchestrate provisioning operations, synchronization between heterogeneous systems, and compliance verification.Key Achievements:
- Development of automation robots that perform critical daily verification, audit, and automatic remediation operations.
- Creation of a SharePoint geographic control robot: automatic deletion of non-Swiss users on sites related to the Swiss perimeter.
- Implementation of a robot for automatic assignment of workstations to the correct BeyondTrust administration groups, based on business rules coded in Python.
- Implementation of a robot performing Delta synchronization operations on Exchange and Azure AD groups, according to specific business rules, for sensitive users ("regulated members"), with automatic generation of daily reports (additions, deletions, discrepancies).
- Implementation of an automated Azure security group creation mechanism, associated with organizational units (OUs), with dynamic addition of users belonging to these OUs. These groups are used as access groups for SharePoint sites.
Technical Environment:C#, .NET 8, PowerShell, Python 3, MongoDb, Microsoft Graph API, Azure AD, SharePoint Online, Exchange Online, GitLab CI/CD, JIRA. - BNP Paribas.NET / Nuxt 3 / NestJs DeveloperBANKING AND INSURANCEJune 2024 - February 2025 (8 months)Montreuil, FranceMission:Complete overhaul of the ORBIT system (version 1 to version 2), an intelligent automation solution for user requests from ServiceNow. The objective was to increase the robustness, modularity, and functional coverage of the platform, based on a microservices-oriented architecture, a flexible orchestration engine, and complete automation of the request lifecycle.Key Achievements:
- Development of a new orchestration engine in Go, capable of retrieving ServiceNow requests at regular intervals and triggering appropriate processing.
- Implementation of a fully configurable processing logic via YAML, allowing dynamic definition of steps, dependencies, and business rules for each workflow.
- Creation of specialized execution robots, interconnected with critical internal systems (IPKI, KURMI, Active Directory, internal platforms via .NET/NestJS APIs).
- Development of a new front-end in Nuxt 3 to visualize execution pipelines, real-time monitoring, errors, and performance.
- Addition of supervision dashboards for monitoring executions and proactive anomaly detection.
- Automated deployment on all environments (Integration, UAT, Pre-Production, Production) via GitLab CI/CD.
- Complete integration with the ServiceNow API, enabling end-to-end automation of over 80% of requests.
Technical Environment:Go, .NET 8, NestJS, Nuxt 3, TypeScript, PowerShell, YAML, MongoDB, ServiceNow API, GitLab CI/CD, Kubernetes, JIRA. - BNP Paribas.NET / PowerShell DeveloperBANKING AND INSURANCEOctober 2023 - June 2024 (8 months)Montreuil, FranceMission:Participation in the development of "Le Comptoir (Internal IT Marketplace)", an internal platform centralizing the company's IT portals and products, intended for over 10,000 internal users. The objective was to standardize, expose, and make IT offerings orderable through a unified marketplace.Key Achievements:
- Development of APIs connected to Microsoft Graph and PowerShell scripts to dynamically expose the features of Microsoft 365 products: SharePoint Online, Teams, Viva Engage, Planner, etc.
- Design of a microservice dedicated to managing product visibility and orderability rules based on complex criteria.
- Participation in the standardization of internal APIs, with a focus on security, traceability, and reusability in a multi-team context.
- Implementation of automated CI/CD deployment across multiple environments with high availability and zero downtime updates.
Technical Environment:C#, .NET 6, PowerShell, TypeScript, MongoDB, Microsoft Graph API, IIS 7, GitLab, JIRA.
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Education
- Computer Engineering DegreeFondouk Jdid Military Academy2017Diplôme d'Ingénieur Informatique
- Preparatory Cycle Mathematics PhysicsIPEIB2014Cycle Préparatoire Mathématiques Physique