Nicolas Pieper
Engineering Manager
Luxembourg nicolas@pieper.fr linkedin.com/in/nicolaspieper nicolaspieper.com
Profile
Engineering Manager with 10+ years designing, modernizing and operating business-critical platforms for secure communications, document management and digital services, from industrial IoT platforms managing more than one million connected devices to banking document factories processing 10 million reports per month. Today, I lead a team of ten full-stack engineers in Luxembourg and remain involved in architecture, delivery and production.
Experience
Engineering Manager
Victor Buck Services · Luxembourg
- Lead a team of ten full-stack developers building secure document and communication products for financial institutions and governmental organizations
- Own architecture and modernization decisions across a portfolio of business-critical products and shared technical platforms
- Prioritize the portfolio across new development, legacy modernization, technical debt, security requirements and production support
- Introduced explicit product ownership and backup responsibilities, improving continuity, knowledge sharing and resilience
- Coordinate development, infrastructure, architecture, security and business stakeholders, and communicate with partners and senior management
- Drive adoption of AI-assisted development within security, confidentiality and governance constraints, with strong team adoption and measurable productivity potential
Senior Full-Stack Engineer
Victor Buck Services · Luxembourg
- Took ownership of an authentication, authorization and accounting platform for secure document services
- Designed and introduced TOTP-based strong authentication
- Improved CI/CD pipelines using Jenkins and Kubernetes
- Led Java and Spring migrations across several applications, reducing technical debt and improving maintainability
- Mentored junior developers and shared engineering best practices
Independent Software Engineer · Selected projects
Nicolas Pieper Engineering · Remote
- Help organizations design and deliver scalable digital platforms, from architecture and implementation to production
- Focus on complex business requirements, high-volume processing and secure platforms
- Assignments spanning modern Java architectures, cloud-native infrastructure, product and engineering strategy
Technical Leader
Worldline · Luxembourg
- Designed and delivered a banking document-generation platform processing up to 10 million reports per month in a PCI-DSS-compliant environment
- Designed the platform's Java and microservices architecture, producing PDF, AFP and PostScript communications from databases, XML files and reusable templates
- Benchmarked document-rendering technologies for performance, quality and maintainability
- Built an Angular dashboard for monitoring and operational control
- Implemented CI/CD pipelines and defined performance and reliability indicators
- Created an OpenAPI-based integration model reused by other Worldline teams
Lead Developer
Worldline · Lyon
- Evolved an industrial IoT platform connecting more than one million devices simultaneously for major European home-appliance manufacturers, including Gorenje and Bosch/Siemens
- Designed a large-scale real-time notification system using MQTT and mobile push notifications
- Rebuilt the backend around Spring Cloud microservices
- Led the migration toward Azure PaaS, Kubernetes and Docker, improving scalability, observability and maintainability
- Managed environments, CI/CD pipelines and production stability
- Coordinated a Romanian nearshore team; worked daily with customers and teams across Slovenia, Austria, Germany and Spain
Skills
- Leadership & delivery
- Team leadership and mentoring · Technical roadmaps · Product ownership · Portfolio prioritization · Stakeholder management · Legacy modernization · Engineering process improvement · CI/CD and operational reliability · AI-assisted development
- Architecture & engineering
- Distributed systems · Microservices · High-volume processing · Event-driven architectures · Identity and access management · API design · Secure document platforms · Industrial IoT · Production engineering
- Technologies
- Java · Spring · Quarkus · React · Angular · Oracle · Keycloak · RabbitMQ · MQTT · OpenAPI · Kubernetes · Docker · Azure · Jenkins · GitLab · Elastic · Splunk · Dynatrace
Education
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Master's Degree in Engineering · École Nationale d'Ingénieurs de Brest2013 - 2016
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Computer Science, Faculty of Engineering · Université de Sherbrooke2015 - 2016
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Bachelor's Degree in Microelectronics, Electronics and Automation · Université de Lorraine2012 - 2013
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Higher Technician Certificate in Electronic Systems · Lycée Condorcet de Schoeneck2010 - 2012
Languages
- French · native
- English · professional