David Delassus

Context: Software Editor Missions: – Development of a Patient Follow-Up software for Radiology departments: SPRadio – Development of a mobile application for the organization 3-6-9-12 – Development of a Continuous Integration and Deployment platform: Datapio – Development of a Dockerized Supervision engine: Kubirds – Teaching courses (with ESTIAM and/or SUPINFO) – Marketing strategy & Business Development – Development of a Kubernetes as a Service platform based on k0s – Development of an OpenSource Log Processing software: FlowG – Development of a SaaS offering for FlowG based on Netbox and the Netbox Docker Plugin – Development of an LLM-based document indexing software: LLamapedia Environment: Windows, Linux, Kubernetes, Datapio, Kubirds, Ansible, Tekton, RabbitMQ, k0s, Go, Elixir, Python, Rust, Netbox, LLMs, MCP

Context: System administrator Missions: – Development of features on Netbox plugins for Reverse Proxies and Docker orchestration – Development of a Netbox Webhook handler to automate live configuration updates on Reverse Proxies – Development of Ansible roles and playbooks to orchestrate Docker-based services via Netbox and AWX – Development of Gitlab CI/CD pipelines to build, test and release Python projects, Docker images, and Ansible collections – Design of Reverse Proxy and Web Application Firewall configuration to match business requirements and security best practices – Design of Reverse Proxy architecture (with WAF, custom middlewares, automated TLS certificate management, rate limiting, caching, ...) based on Netbox – Implementation of Prometheus Exporter and Healthcheck endpoints to match monitoring requirements – Writing Technical Documentation for code and architecture – Writing User Guides and Troubleshooting guides for knowledge transfer within the team – Writing Standard Operating Procedures for system administration tasks and incident response Environment: Python, AWS (EC2, VPC, ...), Gitlab, Docker, NginX, Apache2, Traefik, ModSecurity Web Application Firewall, Ansible, AWX, Netbox, Prometheus, Grafana, AlertManager, SNMP, Blackbox

Context: Financica accounting application Missions: – Python Backend development – AWS infrastrucure management with Terraform Environment: AWS (EC2, RDS, VPC, S3), Terraform, Docker, Django, PostgreSQL, Python, TypeScript, React

Context: DevOps engineer for the Retail teams at Decathlon Missions: – Weekly delivry of internal applications in Pre-Production environments – Automation of Integration and Deployment workflows – Coaching of developers on Production Deployment workflows – Development/Pre-Production/Production infrastructure management – Micro Service infrastructure management (secret management, CI/CD, ...) Environment: Windows, Linux, Kubernetes, Rancher, Jenkins, Rundeck, ELK, TICK, Ansible, ArgoCD, Tekton, Java/Groovy, SpringBoot, PostgreSQL

Context: 4th and 5th year university courses Missions: – C Development for Arduino – Advanced Javascript Development – Web Development with Symfony – Prestashop plugin development – Linux System Administration – Advanced Network Architecture – Data Transformation and integration with Talend – Data Visualization Environment: Linux, C, Arduino, Javascript, Symfony, Prestashop, Talend, IPython (Jupyter), Tensorflow

Context: Feature Development for Big Data projects at IT-CE Missions: – Implementation of an automated deployment solution of Python/R environments on an Hadoop/Spark based infrastructure – Tooling Documentation Environment: Windows, Python, Anaconda, Ansible, Hadoop, Spark, Git

Context: Feature development for the projects of the software editor Scille with the Ministère de l'intérieur and the Ministère de la défense Missions: – Implementation of replication between MongoDB and PostgreSQL for the Analytics team of the SIAEF project at the DGEF – Improvements on the test suite of the SIAEF project – Implementation of a PostgreSQL backend for the Open Source secure cloud software Parsec – Implementation of folder synchronization for Parsec Environment: Linux, Python, Flask, MongoDB, PostgreSQL, SolR, pytest, Hypothesis, SuperSet

Context: Feature Development for the projects of the software editor ELONET Missions: – Development of plugins for Dolibarr – Development of a monitoring solution to observe access to mails attached files – Development of an alerting system for the decentralized supervision software: Decmon Environment: Linux, PHP, Python, Dolibarr, ElasticSearch

Context: Development of an Open Source hypervisor: Canopsis Missions: – Development of data collectors for Canopsis – Development of processing engines for Canopsis – Development of widgets for the Web UI of Canopsis – Implementation of installation procedure of Canopsis (shell based, then Ansible) – Installation on end-user's infrastructure (RATP) and application management – Documentation of the installation and exploitation procedure of Canopsis for RATP – End-user training for Canopsis at RATP – Quality Assurance procedure with end-users at RATP – Development of a Graph Database for a universal CMDB – Python training with Pôle Emploi during many POE – Implementation of High Availability for Canopsis Environment: Linux, Shell, Python, RabbitMQ, Javascript, EmberJS, MongoDB, Riak, HAProxy, Keepalived, Ansible, VMWare

Context: First-year university courses Missions: – C & Python training with classrooms of 30 students on average Environment: Python, C, Windows, Linux

Context: Internship at the software development division Missions: – Development of internal tooling for sales and IT teams – Implementation of CPS (Carte de professionnel Santé) based authentication in Ubinect, with LemonLDAP::NG – Development of statistical views in Ubinect Environment: Linux, Python, Django, Apache2, LemonLDAP::NG