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SRE / Cloud Platform Engineer Senior Azure - Freelance (H/F)

New 22 hours agoContractSenior 600 – 600 € / day
France

Freelance senior SRE/cloud platform engineer (TJM €600/day) via Collective.work for a French media & communications client. Mixed run-and-projects role on Microsoft Azure: administer Windows Server VMs, handle N2 support, manage Meraki/Fortinet networking, migrate .NET apps to Kubernetes/AKS, and implement ISO 27001-style security practices.

Azure Cisco Cisco Meraki DHCP DNS +11 skills

Développeur C# / Atoti - Environnement Trading / Pré-Trade - Freelance (H/F)

New 22 hours agoContract 550 – 550 € / day
France

Freelance mission in France to develop P&L reconciliation tools in C# and Atoti, working on applications within a Front Office trading / pre-trade environment. Day rate €550.

C#

Lead Developer Java / SQL APIs & MDM - Freelance (H/F)

New 22 hours agoContractLead 500 – 500 € / day
France

Freelance lead developer mission (TJM €500/day) for a large-account client in La Défense: maintain and evolve a customer/prospect master data repository (MDM) and the Java/SQL APIs and web services exposing it, plus data feeding/synchronization/quality, CI and testing, production support, and technical guidance for the team.

API CI/CD Java MDM SQL

Développeur Senior Allvue Systems - Freelance - Freelance (H/F)

New 22 hours agoContractSenior
France

Freelance senior developer to build, integrate and maintain solutions around the Allvue Systems platform for a large international asset-management client in Paris, focused on private debt, CLO and fixed income. Day to day: Allvue development/integration, SQL/SQL Server data processing, and designing APIs and data interfaces with IT and business teams.

API C# .NET Flux Python +2 skills

Chef de projet IA - Secteur des ressources humaines (H/F) - Freelance

New 22 hours agoContract 600 – 600 € / day
France

Freelance AI project manager (€600/day) for the HR IT department of a large group: steering AI use cases end to end in an 'AI Factory' team, from scoping and POCs to industrialization and production, coordinating POs, data scientists and ML/AI engineers. Requires 11+ years IT/data PM experience, solid AI culture (LLM, RAG, MLOps), agile methods and fluent English.

AI Analytics API Generative AI LLM +3 skills

Product Owner ITSM - Freelance (H/F)

New 22 hours agoContract 430 – 450 € / day
France

Freelance Product Owner to run and optimize the Freshservice (Freshworks ITSM) platform of an international agri-food group: administer configurations, build a CMDB and ITIL-compliant processes, roll out modules (Journey, Status Page, Alert Management, Freddy AI/Copilot), train users, and report KPIs monthly. Day rate €430–450, start ASAP.

API CMDB ITIL ITSM

Analytics Engineer - Microsoft Fabric / Power BI / Snowflake -Vienne 38200 - Freelance (H/F)

New 22 hours agoContract
France

Freelance analytics engineer (2 openings) for a data transformation program at a major French retailer with ~900 stores, based in Vienne. Day-to-day: migrating legacy environments to Microsoft Fabric, modernizing Power BI reporting, building a multi-cloud architecture with Snowflake, GCP and Databricks, and industrializing ELT pipelines end to end.

Analytics Cloud Data Engineering Data Modeling Databricks +8 skills

Analytics Engineer - Microsoft Fabric / Power BI / Snowflake - Lyon (H/F) - Freelance

New 22 hours agoContract
Hybrid
France

Freelance analytics engineer (2 positions) supporting a major French retail/distribution client's data transformation near Lyon: building Fabric ingestion/transformation pipelines, modeling data in Snowflake, and delivering Power BI reporting plus self-service BI/Copilot adoption. Requires 3 days/week on-site south of Lyon, 2 days remote.

Analytics Cloud Data Modeling Databricks ELT +7 skills

Data Engineer PySpark / Iceberg - Freelance (H/F)

New 22 hours agoContract 575 – 575 € / day
France

Freelance data engineer (€575/day) joining Collective.work's team to design and optimize a PySpark/Apache Iceberg pipeline processing electronic invoicing data at massive scale (tens of billions of invoices). Focus on moving batch flows to reliable incremental processing, tuning performance (MERGEs, partitioning, bucketing/Z-Ordering), benchmarking, and knowledge sharing via code reviews.

Bash Flux Hadoop Hive Iceberg +4 skills

Senior Applied Scientist / Research Engineer en IA H/F - Freelance

New 22 hours agoContractSenior 700 – 700 € / day
France

Freelance senior applied scientist / research engineer joins an industrial AI R&D team to design state-of-the-art AI models and industrialize them into production (pipelines, packaging, performance monitoring), applied to fraud detection and anti-money-laundering (AML), with some LLM-agent work.

LLM

Secops AWS - Freelance (H/F)

New 22 hours agoContract 500 – 500 € / day
France

Freelance SecOps / Cloud Security engineer mission for a major French media client (TF1), focused on SOC operations, vulnerability management and securing AWS cloud infrastructure. Stack includes AWS, Kubernetes, Terraform, Wiz, Akamai/WAF, Argo CD and GitHub, at €500 per day.

Argo CD AWS Cloud Cloud Security GitHub +4 skills

Expert Infrastructures et systemes - Freelance (H/F)

New 22 hours agoContract 675 – 675 € / day
France

Freelance mission at €675/day supporting a French company's Windows Server infrastructure: deploying and renewing servers, administering Active Directory/GPO, handling L2/L3 incidents, and applying cybersecurity remediation measures as part of the client's security plan.

Active Directory Cybersecurity Windows Server

Consultant Data Scientist - Freelance - Freelance (H/F)

New 22 hours agoContract
France

Freelance data scientist for a ~6-month (110-day) mission starting Nov 2026 in Fontenay-sous-Bois (hybrid), designing and industrializing AI for image analysis and monitoring of industrial infrastructure and equipment. Core stack: Python, PyTorch, TensorFlow, Keras, MLflow, Git/GitLab.

Computer Vision Data Science Deep Learning Git GitLab +8 skills

Analyste IA appliquée & ingénierie des processus - CDI (H/F)

New 22 hours agoFull-time 65K – 75K €
France

Applied AI & process analyst (5+ yrs) working at a bank: model end-to-end processes, prioritize GenAI use cases, and build RAG assistants and agentic flows (API, MCP) with tools like Power Automate, documenting everything under the bank's AI governance, EU AI Act and DORA. CDI or freelance, based in Alpes-Maritimes.

Anthropic API Data Science Flux Generative AI +4 skills

Développeur-se Mobile React Native / Expo - Freelance (H/F)

New 22 hours agoContract
France

Freelance mobile developer to become the owner of a French sustainable fashion brand's iOS/Android app within its 4-person tech team. Day to day: building features with React Native, Expo and TypeScript, managing App Store/Play Store releases, A/B tests and feature flags with PostHog, and monitoring performance and crashes.

Android GitHub iOS Node.js Nuxt +6 skills

Ingénieur Réseau N3 - Exploitation & Support - Secteur bancaire (F/H) - CDI

New 22 hours agoFull-time
On-site
France

Salaire: 30 à 35 K€A LIRE ATTENTIVEMENT AVANT DE POSTULER PAS de télétravail - Lyon (69) - Tassin - Expérience de 1 an minimumVous aimez comprendre ce qui se passe réellement sur un réseau, analyser des incidents…

Arista BGP Cisco EVPN MPLS +4 skills

Consultant(e) Senior Data Analyst Technique - Expert(e) Plateforme Data - Banque - Freelance (H/F)

New 22 hours agoContractSenior
Hybrid
France

CONTEXTENotre client, un acteur international de la banque et de la finance, mène un programme de modernisation de sa plateforme Data & IA. Pour l'accompagner, il recherche un profil senior capable d'intervenir sur des…

AI Analytics Anthropic Data Analytics Data Governance +7 skills

QA / Proxy Product Owner - Recette Fonctionnelle & Ventes Digitales - Freelance (H/F)

New 22 hours agoContract
France

Taux journalier (TJM): Budget : TJM 400 à 450 € HT/jour (selon profil et séniorité) QA / PROXY PRODUCT OWNER - RECETTE FONCTIONNELLE & VENTES DIGITALES / JIRA, CONFLUENCE INFORMATIONS PRATIQUES : Département : Paris…

Agile Confluence Jira User Stories

Expert Microsoft 365 / Copilot / Power Platform - Migration & Gouvernance - Freelance (H/F)

New 22 hours agoContract
France

Dans le cadre de projets stratégiques de transformation digitale, un acteur majeur de son secteur recherche un Expert Microsoft 365 / Copilot / Power Platform pour renforcer ses équipes techniques.La mission couvre…

Active Directory API Cloud Confluence Dataverse +11 skills

Expert confirmé en infrastructures système - Freelance (H/F)

New 22 hours agoContractMiddle 600 – 600 € / day
France

Freelance systems infrastructure expert to keep ~20 sites' Windows estates running: day-to-day L2/L3 administration of Windows Server and Active Directory, deploying and renewing aging physical/virtual servers, cybersecurity remediation, and documentation. Stack: VMware ESXi, AWS, Red Hat Linux, PowerShell, Cisco/HP networking, ITIL/ServiceNow.

Active Directory AWS Cisco Cloud Cybersecurity +11 skills