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Result-focused Engineer with over 16 years of experience solving business Information System problems, IT transformation with cutting edge technologies, managing complete system development life cycle, support and operations.

✪ Guaranteed Success ✪ Guaranteed Delivery ✪ Timely Response ✪ Project Ownership ✪ Engineering with Business Context ✪ Scalable by Design ✪ Communication You Can Rely On Hire someone who builds data systems with purpose, not just pipelines. I architect, engineer, and deliver systems that solve real business problems. I’m a Data Engineering Leader with 10 years of experience designing pipelines, managing large-scale data warehouse migrations, building real-time ingestion systems, and delivering high-impact business intelligence platforms. I've worked across banking, telecom, streaming, and SaaS, turning raw data into decision-grade systems. Whether you're building real-time ingestion pipelines with Kafka, optimizing ETL for large-scale data lakes, migrating from OLTP to distributed OLAP systems, automating DAGs with Airflow, or standardizing BI across fragmented teams, I bring both the architectural vision and hands-on expertise to deliver robust, scalable solutions. Data Architecture ➤ Logical and physical modeling, ER diagrams, schema optimization ➤ DWH design using Teradata, Greenplum, and PostgreSQL Real-Time Systems and Pipelines ➤ Kafka, Spark, TimescaleDB, Airflow, Debezium, MQTT ➤ Python-based microservices (asyncio, psycopg2) Business Intelligence and Analytics ➤ Qlik Sense, Tableau, Apache Superset, Jasper Reports ➤ KPI dashboarding, multi-source integration, stakeholder enablement Cloud and DevOps ➤ AWS (Lambda, S3, EC2, IAM), Docker, Bash scripting ➤ GitHub workflows, CI/CD pipelines, systemd-based deployments Data Scraping and Mining ➤ Custom web scrapers, API clients, document extraction engines ➤ Text mining using Elasticsearch and Python Project Experience ➤ Built scalable Kafka pipelines for IoT telemetry ingestion using MQTT and TimescaleDB ➤ Migrated mission-critical warehouses to MPP OLAP systems for banking and telecom clients ➤ Led multi-team Agile delivery with full JIRA and Git ownership ➤ Created semantic search engines using Elastic and Python ➤ Delivered BI dashboards enabling product, finance, and marketing teams to self-serve insights What You Can Expect? Clear communication and regular syncs Strong ownership from design through deployment Systems built for performance, resilience, and maintainability A partner who understands both technical depth and business context If you're looking for someone who can lead your data engineering efforts and deliver results that scale, I'm ready to help.

I’m a Python backend and full-stack developer working with automation, backend systems, and data collection. I help teams: - fix bugs and resolve urgent production issues - build and maintain backend services and APIs - create low-level Python automation scripts - automate workflows using n8n, Make, and external APIs - develop web scrapers and data parsers (including dynamic websites) What I can help you with: - Backend development with Python (FastAPI, Django) - REST APIs, WebSockets, background jobs - Databases: PostgreSQL, SQLAlchemy - Automation: Python scripts, n8n, Make - Web scraping & data pipelines (auth, rate limits, anti-bot) - Bug fixing, refactoring, ongoing support Tech stack: - Python, FastAPI, Django - PostgreSQL, SQLAlchemy - React, JavaScript, TypeScript - Docker, Docker Compose - CI/CD (GitHub Actions, GitLab CI) - AWS (EC2, S3, Lambda, ECS), DigitalOcean, Heroku If you’re looking for a reliable Python backend developer or full stack developer to help with your project, feel free to reach out.

Hi, i am an Environmental Engineer and consultant in Development and Administation of relational Databases and classification of Geodata. I specialize in statistical analytics and the construction of databases for scientific purposes especially in the fields of engineering and chemistry, but of course i will be glad to help you setup any kind of database.

👋 Hi, I’m Markus – Marketing Automation Engineer & AI Systems Builder Vienna-based | Fast replies | Results that scale 🚀 I design and build intelligent automation systems that turn your business into a lead-generating, appointment-booking machine—without you lifting a finger. Whether you're a solo consultant or a fast-growing team, I help you scale with tools like n8n, Zapier, Make.com, Python, and AI chatbots (ChatGPT, LangChain). My systems work 24/7 to bring in qualified leads, book meetings, and follow up across channels—so you can focus on closing, not chasing. 🧠 What I Offer → What You Get AI-Powered Chatbots (ChatGPT, LangChain) → Get high-quality leads on autopilot Workflow Automation (n8n, Zapier, Make.com) → Book sales calls without lifting a finger API Integrations & Python Development → Follow up via email, chat & SMS automatically CRM, Calendar & Email/SMS Sync → Never miss a lead or double-book again Ad Funnel Automation → Consistent pipeline of sales-ready leads ⚙️ How It Works Strategy Workshop – We map your business needs and client journey Custom Build – I design and implement your automation system Launch + Optimize – I test, refine, and monitor your system for results 🛠️ Tools I Use n8n • Zapier • Make.com • Python • LangChain • OpenAI Twilio • SendGrid • Mailchimp • Calendly • Zoom • YouCanBook.me Landbot • ManyChat • AWS • GCP • SQL/NoSQL • Metabase • CRM Platforms 🤝 Why Work With Me? Clear, no-fluff communication Fast turnarounds & ongoing support Custom systems built around your business, not templates Deep tech skills + real business understanding Let’s automate the busywork and turn your marketing into a scalable growth engine. If you’re tired of manual lead gen and want smarter systems that deliver real results — I’m here to build them. 📩 Reach out anytime — I reply quickly and keep things moving!