Open to opportunities
📍France-wide

Hello,
Welcome home

<code> I am a versatile fullstack Dev'Ops.</code>

Aurelien NKUMBE

My Services

What I offer as a freelancer and what I bring in-house as an employee — from design to production.

Fullstack Web & Mobile Development

Design and development of high-performance web and mobile apps, from analysis to production: Next.js / React, FastAPI / Laravel, Flutter.

DevSecOps & Cloud

Industrialization and deployment: GitLab CI/CD, Docker, Ansible, Terraform, Kubernetes, observability (ELK) and application security (Snyk, static analysis).

AI & RAG Applications

Development of AI-augmented assistants and business chatbots: LangChain, LiteLLM, OpenAI / Ollama and vector knowledge bases.

AI-Augmented & Agentic Development

I speed up and strengthen the whole software lifecycle (SDLC) through agentic development (Claude) and Spec-Driven Development (GitHub Spec Kit): from spec to delivery, with quality and velocity.

IoT & Health Data

Integration of connected devices (EmotiBit, Withings) and real-time pipelines, compliant with the FHIR / HL7 healthcare standards.

Architecture, Audit & Tech Lead

Analysis and design (UML), technology choices, security, Tech Lead / project ownership role, code reviews and complex problem solving.

Training & Documentation

Upskilling of teams and learners on web / cloud technologies, plus writing technical documentation and user guides.

Skills & Tech Stack

The technologies and methods I work with every day

Languages & Frameworks

Python
FastAPI
PHP / Laravel
TypeScript
Node.js
NestJS

Frontend

Next.js
React
Angular
Vue.js
Flutter
Electron
Mantine UI

DevSecOps & Cloud

Docker
GitLab CI/CD
Ansible
Terraform
Kubernetes
Nginx
AWS
GCP
Azure
Snyk

Security & Network

Reverse proxy (Nginx, Traefik, Kong)
HTTP security headers
TLS / HTTPS (Let's Encrypt)
JWT / OAuth2
LDAP + RBAC
Rate limiting / anti-DDoS

System Administration (SysOps)

Ubuntu / Linux
systemd
Bash / shell scripts
Cron
Supervisor
SSH
ISPConfig / Plesk

Observability (Run)

Grafana
Loki
Alloy
Netdata
Prometheus
SigNoz
ELK
Sentry

Data, AI & IoT

LangChain
LiteLLM
OpenAI / Ollama
Streamlit
PySpark
ELK
Kafka
IoT (EmotiBit, Withings)
FHIR / HL7

AI-Augmented Development

Claude (agentic dev)
Claude Code
GitHub Spec Kit
Spec-Driven Development
MCP
Prompt engineering

Databases

PostgreSQL
MySQL
MongoDB
CouchDB
Oracle
Supabase
Firebase

Methods & Tools

UML / 2TUP / Merise
Agile (Scrum, XP)
Clean code / SOLID
Git
MkDocs
Figma

My dev environment & rituals

How I work day to day

Local environment

macOS, Ubuntu & Fedora

zsh / fish

VS Code & JetBrains

mise-en-place (tool versions)

Docker / Compose

Vagrant / VMware

Ansible (provisioning)

Makefile (unified commands)

Everyday tools

Git / GitLab

Postman / Insomnia

REST Client (.http)

MkDocs (documentation)

Claude Code (agentic dev)

GitHub Spec Kit (SDD)

Rituals & quality

Clean code & SOLID

Lint & format (ESLint, Prettier, Ruff)

Pre-commit hooks

Conventional commits

Gitflow — MR to develop

Code reviews & retrospectives

7+

Years Experience

15+

Completed Projects

30+

Git repositories

Recommendations

Rose YEMELI

Director YSO Conseils - CEO Smart Data Pay

His expertise in web development and software engineering has revolutionized our HR platform through AI. His professionalism and ability to solve complex problems have been essential in the design of our AI platform.

HF

Hervé Franck ELOUNDOU

SAP S/4HANA EAM, CPI & Field Service Management Consultant | Odoo

I had the opportunity to work with Aurelien for over a year. Technically very strong, with a great capacity for analysis and design in software development — I recommend him if you need to build a web and/or mobile application.

Dr Albert MAMBO

Regional Delegate for Public Health for the Littoral

Their exemplary work on MAMALPRO has greatly improved our public health platforms. Their technical expertise, professionalism and speed of response have been essential to optimize our communication and data management.

FH

Fernand Hervé

Founder of MCS · Consultant at Capgemini

His technical expertise and creativity have been crucial to the success of our projects. His professionalism and ability to solve complex problems make him an invaluable asset to any team. One of the best developers I have worked with.

MG

Magalie Gauze-Sanga

Women Tech Entrepreneur · CEO Koree

Aurelien was the architect and lead developer of Koree, and one of our very first engineers. His technical expertise, vision and professionalism were decisive in building our platform. Beyond his skills, he is a reliable person with whom we have kept an excellent relationship. I recommend him wholeheartedly.

CN

Carlson N. NDANGA

IT & Business Systems Analyst | ERP, ServiceNow & M365 | Power BI & Fabric | Automation & AI-Enabled Insights

Aurelien welcomed and onboarded me when I joined MCS. As an Odoo developer, I learned a great deal working alongside him: his teaching through peer programming, his rigour and his generosity in sharing knowledge helped me grow very quickly. Always available and supportive, he is as much a mentor as an excellent developer. I am deeply grateful and recommend him without hesitation.

Collaborations

A few people I had the pleasure of working with

Blog

Recent articles

My hands-on DevOps, SysOps and system administration write-ups, published on Medium.