Marcel Meyer - Cloud-Architect, Senior Solution Architect, Senior Software-Engineer

Recommended expert

Remlingen, Germany

Experience

Nov 2024 - Feb 2025

4 months

Cloud-Architect, Senior Solution Architect, Senior Software-Engineer

Assignment of KPIs for the service landscape to record and analyse costs per user

Technologies: GoLang, JavaScript, TypeScript, AWS, Terraform, Git
Conception of AWS infrastructure and existing services
Analysis of IAM accounts and roles
Setup of Cost Explorer and CloudWatch monitoring
Setup of DynamoDB and S3 persistence of collected information
Reporting and cost calculation
Conception of Terraform deployment

Oct 2024 - Dec 2024

3 months

Architect and Engineer

Agentic RAG Application

Technologies: GCP, JavaScript/TypeScript
Conception and implementation of a GCP service stack combined with a RAG for HubSpot

Oct 2024 - Present

1 year 4 months

AI/ML Architect & Lead Developer

Agentic AI Platform for Tax Consultants (DATEV Integration)

Technologies: n8n, Ollama (Local LLMs), DATEV APIs, Python, AI parsing, compliance frameworks
Design and implementation of an agentic workflow platform with n8n for tax automation
Integration of local Ollama models with DATEV APIs for BWA processing
AI-powered document parsing and automated tax burden calculation
Automated generation of client correspondence using LLMs
Ensuring compliance with German tax law, EU AI Act, and data privacy regulations

Sep 2024 - Present

1 year 5 months

Knowledge Graph Architect & AI Engineer

Semantic Knowledge Graph & AI Community Platform (Cosnova)

Technologies: Fluree, Make workflows, knowledge graphs, multi-agent systems, Instagram API
Building a semantic knowledge base with Fluree for product information management
Implementation of Make workflows connected to the knowledge graph
AI-powered Instagram community Q&A system using the knowledge graph
Development of specialized agents for product information and availability
Automated ingredient analysis workflow for skin irritation research

Aug 2024 - Dec 2024

5 months

Data Science Lead & Algorithm Developer

MarTech Analysis & Strategic Intelligence Platform (BNP Paribas)

Technologies: n8n, Fluree, Python, custom algorithms, knowledge graphs, market analysis AI
Development of proprietary algorithms for efficient MarTech analysis
Implementation of n8n workflows for automated market intelligence gathering
Building a knowledge graph in Fluree for market insights and competitor analysis
AI-powered strategic recommendations for market positioning
Data-driven support for strategic business alignment decisions

Jan 2024 - Present

2 years 1 month

AI Researcher & Innovation Lead

Advanced AI Research - Agentic Coding & Knowledge Graph Ontologies

Technologies: LLMs, agentic AI, RDF/OWL, SHACL, knowledge graphs, semantic web technologies
Research on agentic coding methodologies using LLMs
Development of advanced knowledge graph ontologies
Implementation of semantic data products and reasoning systems
Exploration of multi-agent AI architectures
Publishing findings and best practices in the AI/ML community

Dec 2022 - Present

3 years 2 months

Chair and Lead

Technical Lead API Management

Technologies: all API-related technologies (management, design, development, security, documentation, testing)
Establishment and expansion of seat information management
Building expertise, structure, and reputation in API management to establish a revenue stream

Oct 2022 - Dec 2023

1 year 3 months

Software-Architect, Consultant

Mobility platform

Technologies: Java, Spring, Kafka, Neo4j, Keycloak, data science, GraphQL, REST
Conception and implementation of the architecture
Consulting and development support

Aug 2022 - Nov 2024

2 years 4 months

Software-Engineer

Tax declaration application

Technologies: Spring Boot, Spring Cloud, Thymeleaf, OpenAPI, Maven, JaCoCo, Failsafe, Surefire, SonarQube, JQAssistant, PostgreSQL, H2, Liquibase, Flyway, Hazelcast, CommerceTools, Adobe Analytics, GitLab, Artifactory, OpenShift/Kubernetes, AWS, Jira, Confluence, OpenTelemetry, Prometheus, Kibana, Splunk, Micrometer, Grafana, ELK, Angular.js, Cypress, Webpack, TypeScript, NPM, Node.js, Firebase, Keycloak, Freemarker, JavaScript, Swift
Full-stack development of a tax declaration application
Integration of microservices and front-end components
Performance monitoring and logging setup
Automated testing and quality assurance

Aug 2022 - Dec 2022

5 months