Freelancer profile translated to English.
Back to original languageAbout Pierre
Cloud & DevOps Engineer - AWS Expert (4x Certified) – Architecture, Security & Automation
I assist companies in the design, migration, and optimization of cloud infrastructures (AWS) with a strong emphasis on security, scalability, and performance.
My expertise covers the implementation of CI/CD pipelines, infrastructure automation (IaC with CDK/CloudFormation), and the architecture of resilient platforms.
Key expertise: AWS (EKS, EC2, ECS, Lambda, RDS, VPC, CloudFormation, CDK, SAM, IAM, etc.)
➕ 8+ years of experience | 20+ clients supported | 4 AWS certifications
🔐 My priorities: security, performance, scalability, and robustness.
🎯 Passionate about complex projects, especially those mixing cloud and advanced logic (math/optimization).
English
Native or bilingual
Spanish
Native or bilingual
French
Native or bilingual
Bangla
Basic
Can work on-site
Genève (up to 50km)
Experience
- Premaccess
On Malt
Cloud Engineer | DevOps | AWSSOFTWARE PUBLISHINGJune 2019 - Today (7 years)Paris, FrancePremaccessis a Franco-Swiss company specializing in digital transformation and managed services on **AWS**.I assist numerous clients -Smartpush**, **Atatech**, **Cap Adrénaline**, **BNC**, **Fitizzy**, **Truffaut**, **Prestigia**, among others - in the migration, evolution, and continuous optimization of their **AWSinfrastructure.AWS Achievements:Complete migrations to AWS, followed by evolutionary support: each new stage of growth is accompanied by the introduction of adapted AWS services (containers, serverless, data, edge, etc.).**Network and Security Architecture**:- Design of multi-AZ VPCs, public/private/isolated subnets.
- Implementation and hardening of Security Groups, Network ACLs, VPC Endpoints, Flow Logs.
- Centralized management of identities and access (IAM Identity Center, IAM, SCPs) and systematic encryption (KMS).
Compute & Orchestrations:- Containers: ECS (Fargate) and EKS (Karpenter) for high-availability microservices
- Serverless: Lambda + API Gateway for event-driven workloads.
- EC2 instances with Auto Scaling Groups and Load Balancers (ALB/NLB) for specific needs.
Database & Caching:- RDS (Aurora MySQL/PostgreSQL, Serverless v2) for managed relational databases.
- DynamoDB for low-latency, high-scalability NoSQL needs.
- Amazon Redshift for large-scale data analysis (data warehousing, complex analytical queries).
Edge & Distribution:- CloudFront (with OAC/OAI, WAF) for global distribution of static and dynamic content.
- Route 53 and Certificate Manager integration for automated DNS / TLS management.
CI/CD & IaC:- Infrastructure as Code (AWS CDK, CloudFormation, Terraform on specific requests).
- CodePipeline / CodeBuild / CodeDeploy pipelines, GitLab CI, and Jenkins to automate tests, builds & deployments.
- PROJET ISIKAC# / .NET TrainerEDUCATION AND E-LEARNINGMarch 2020 - June 2023 (3 years and 3 months)Malakoff, FranceRole: C# / .NET Trainer – ISIKAInterventions focused on learning the basics of development with C# and the .NET ecosystem, aiming to support students in designing a lightweight and evaluated application.Main missions:
- Introduce students to object-oriented programming: classes, inheritance, encapsulation, polymorphism, interfaces.
- Present the fundamental concepts of C# (types, collections, generics, exceptions).
- Teach data persistence with MySQL, Entity Framework Core, and LINQ.
- Explain the MVC pattern and web application development with ASP.NET Core MVC.
- Raise awareness of best practices: code structuring, dependency injection, layered architecture.
- Supervise students in the realization of a final .NET project (analysis, design, development).
Technologies covered:- Language: C#, .NET Core 6/7.
- Frameworks: ASP.NET Core MVC, Entity Framework Core.
- Database: MySQL.
- ORM and queries: LINQ.
- Environments: Visual Studio, Git.
Key achievements:- Design and implementation of C# educational modules adapted to various profiles.
- Development of example projects in .NET illustrating the concepts seen in class.
- Supervision and evaluation of students on a complete ASP.NET Core project with data persistence.
- Pierre CourteilleData Scientist, Big Data DeveloperBANKING AND INSURANCEJune 2018 - February 2021 (2 years and 8 months)Paris, FranceBig Data Analyst Developer as an independent.Analysis and creation of solutions (deep learning, machine learning...) making the most of your countless data.Achievements:1 - Implementation of machine learning to address identified issues2 - Clear presentation of results to clients3 - Industrialization of developed models
Reviews
Falco
Premaccess
Reviewed on 7/5/2019
Successful mission with Pierre,
Proactive, immediately takes into account the remarks and instructions provided.
His curiosity and rigor are real assets.
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Education
- Master MOCA (Modeling, Optimization, Combinatorics, Algorithm)University of Montpellier 22014Master formant les futurs checheurs en informatique. Formation alliant théorie (création d'algorithmes, preuve de complexité) et pratique (programmation, validation de performance d'algorithme).
Certifications
- AWS Certified DevOps Engineer – Professional (DOP-C02)AWS2025
- AWS Certified Solutions Architect – Associate (SAA-C03)AWS2025