About Velizar
French
Native or bilingual
English
Fluent
Bulgarian
Native or bilingual
Experience
- Advanced Innovation Cloud AI Program: Aviation PlatformArchitect and DeveloperAVIATION AND AEROSPACEMay 2017 - Today (9 years and 1 month)Luxembourg, LuxembourgDOMAIN AVIATION: Development Team Lead of StellarRS Ltd., driving innovation in sovereign AI aviationplatforms, designed for cloud-native and military-grade hardened “box-ready” deployments with AIsimulation, ML pipelines, fine-tuning, data distillation, text classification, and tensor conversion. Twoversions: 1. Azure Foundry/Open AI and 2. Kubernetes GPUs with Triton Nvidia.Technologies: Kubernetes, PostgreSQL, Azure Cosmos DB, Kafka Strimzi, Azure ML, Azure AI Foundry,PyTorch, PyTorch Lightning, MLflow, ONNX, Hugging Face, model quantization. React, Node.js, Fast APIRecognized as an innovation by ISUN (EU) and Microsoft for Startups. Presented at Microsoft AI forPartners events in Paris and London in 2026.
- Technofocus SingaporeTechnical Content Creator & Hands-on AITECHFebruary 2023 - Today (3 years and 4 months)Seasonal: Making part of select team of presenters and content AI creators for educational Enterprise AI Microsoft program and presenting Microsoft's latest innovations — from Open-Source AI to Microsoft enterprise AI. Developed technical content, live demos, and guided labs in collaboration with Microsoft senior elite specialists and engineers, covering Agentic AI, Azure AI Foundry, Microsoft Copilot, Microsoft 365 Copilot, Microsoft 365 Copilot Chat, Dynamics 365 Copilot, intelligent applications, microservices, DevOps, GitHub, intelligent databases, tokenization, text/image classification, model fine-tuning and distillation.
- Deloitte.Cloud Platform LeadCONSULTING AND AUDITSJanuary 2023 - January 2026 (3 years)LuxembourgDelivered secure cloud, AI, DevSecOps, and ELT/data platforms for regulated clients.Built private ChatGPT-style enterprise servicesAutomated platforms with Terraform (IAC), Kubernetes, Azure DevOps, CI/CDContributed to Microsoft 365 support operations and SharePoint development ETLDelivered Databricks, Innovated with Microsoft Fabric, Spark, Data Factory, Data Lake and ELT platformsSecured workloads with OAuth2, SAML, managed identities, API gateways and APIM
Recommendations
Be the first to recommend Velizar
Help this freelancer shine by sharing your experience working together.
These freelancer profiles also match your criteria
Agatha Frydrych
Backend Java Software Engineer
4.7
(3)
2
Baptiste Duhen
Fullstack developer
4.6
(4)
5
Amed Hamou
Senior Lead Developer
4
(2)
7
Audrey Champion
Web developer
4.3
(3)
4
Education
- Executive MBAICN Business School2013Executive MBA
- BAC+5 Master of Computing InnovationUniversity of Luxembourg2011BAC+5 Master of Computing Innovation
Certifications
- PyTorch Advanced Architectures and AI DeploymentDeepLearning2026
- Microsoft 365 Certified: Copilot and Agent AdministrationMicrosoft2026