Martin Haintz - Software Development & IT Consultant

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Graz, Austria

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Experience

Jan 2021 - Jun 2024

3 years 6 months

Software Development & IT-Consulting

Self-Employed

Tech stack: Flutter/Dart, Unity3D, React, NextJS, JavaScript, TypeScript, HTML, CSS, SASS, SCSS, Tailwind, Bootstrap, Ollama, llama.cpp, LangChain, MCP, RAG, n8n, Node-Red, PlatformIO, Arduino, ESP, C, C++, Python/Django, NodeJS, C#, .NET, PostgreSQL, MySQL, MS-SQL, MongoDB, AWS, Azure, GCP, GitHub Actions, GitLab CI, Azure Pipelines, Ansible, Terraform, Docker, Postman, REST, WebSocket, Figma, Penpot, Adobe Illustrator, Adobe InDesign, VS Code, Android Studio, Visual Studio, Unity3D, Jira, Confluence, Traefik, Rclone, Authentik, pfSense, Cloudflare, Proxmox, MQTT
Previous projects:
n8n automation that reads incoming emails from an Office mailbox and routes them to stakeholders
FastMCP 2 server exposing internal services via REST API to an LLM
Terraform migration of cloud infrastructure with Azure VMs, network, blob, storage and cloud-init
Azure Pipelines for automated testing, deployment, and artifact management
Terraform, Ansible, Cloudflare Tunnel integration with Docker container provisioning and backups
GitHub Actions CI/CD for Flutter app builds, testing, automated screenshots, and App Store deployment
Flutter app with SSO, local database, backend integration, BLE synchronization
GCP setup with Cloud DNS, App Engine, Cloud SQL
AWS environment with EC2, S3, Route 53, ECS
Workshops delivered on Docker, Git, Terraform, Ansible, Cloudflare, DevOps, modern software development practices
Backend development with Python Django REST Framework, PostgreSQL, MQTT
SSO identity provider with OIDC, OAuth, LDAP, Cloudflare Tunnels, Authentik

Industry experience

See where this freelancer has spent most of their professional time.

Experienced in Information Technology.

Information Technology

Business area experience

See which departments and functions this freelancer has contributed to most.

Experienced in Information Technology and Product Development.

Information Technology

Product Development

Summary

I develop modern software solutions that intelligently combine digitalization, automation, and AI. Whether it’s a web app, mobile app, or complex backend system, I manage the entire development process from concept to operation.

At HAINTZ IT-SOLUTIONS, we focus on clean code, modern cloud architectures, and scalable systems that deliver real business value. Let’s shape the digital future of your company together.

Skills

App: Flutter/Dart, Unity3d
Web: React, Nextjs, Javascript, Typescript, Html, Css, Sass, Scss, Tailwind, Bootstrap
Ai: Ollama, Llama.Cpp, Langchain, Mcp, Rag
Automation: N8n, Node-Red
Embedded: Platformio, Arduino, Esp, C, C++
Backend: Python/Django, Nodejs, C#, .Net
Databases: Postgresql, Mysql, Ms-Sql, Nosql (Mongodb)
Cloud: Aws, Azure, Gcp (Google Cloud Platform)
Devops/Gitops, Ci/Cd: Github Actions, Gitlab Ci, Azure Pipelines, Ansible, Terraform, Docker
Api & Testing: Postman, Rest, Websocket, Unit/System/Benchmark-Test
Design & Prototyping: Figma, Penpot, Adobe Illustrator, Adobe Indesign
Ides: Vs Code, Android Studio, Visual Studio, Unity3d
Additional Skills: Jira, Confluence, Reverse Proxy (Traefik), Rclone, Authentik (Sso, Oidc, Oauth2, Ldaps), Pfsense (Vlan, Dns, Acl), Cloudflare, Proxmox, Mqtt

Languages

German

Native

English

Advanced

Spanish

Elementary

Certifications & licenses

NIS 2 Workshop on the Network and Information Systems Act

IT-Security Experts Group

WKO

Web Development Masterclass

Statistics

Experience

Total positions 1

Experience in Information Technology 3.5 y

Avg length 3 y 5 m

Longest experience 3 y 5 m

Expertise

Recent roles Software Development & IT-Consulting

Main industries Information Technology

Main business areas Information Technology, Product Development

Qualifications

Certifications earned 3

Profile

Member since

January 2026

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Frequently asked questions

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Martin is based in Graz, Austria and can operate in on-site, hybrid, and remote work models.

Martin speaks the following languages: German (Native), English (Advanced), Spanish (Elementary).

Martin has at least 3 years of experience. During this time, Martin has worked in at least 1 role and for 1 company. The average length of individual experience is 3 years and 5 months. Note that Martin may not have shared all experience and actually has more experience.

Based on recent experience, Martin would be well-suited for roles such as: Software Development & IT-Consulting.

Martin's most recent position is Software Development & IT-Consulting at Self-Employed.

In recent years, Martin has worked for Self-Employed.

Martin is most experienced in industries like Information Technology.

Martin is most experienced in business areas like Information Technology and Product Development.

Martin has 3 certificates. These include: NIS 2 Workshop on the Network and Information Systems Act, IT-Security Experts Group, and Web Development Masterclass.

The availability of Martin needs to be confirmed.

Daily rate distribution

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<€640 €640-800 €800-960 €960-1120 €1440+

The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.

Average rates for similar positions

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Daily rate avg. 835 €

The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.

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Median rate 840 €

The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.

Calculated based on our freelancers’ daily rates as of 30 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.