Maciej Marzęta

software engineer

Building Scalable Backend Solutions to Solve Your Most Complex Problems.

A glimpse about me:
I'm a Backend Team Leader at a leading unicorn tech company and a Python expert. For a detailed journey of my professional life, Read More.

Services I provide:
Whether you're a startup looking for end-to-end backend solutions or an enterprise in need of specialized services, I've got you covered. Below are the key areas of my expertise:

  • Custom Backend Solutions: Tailor-made backend systems to meet unique business needs.

  • API Development and Integration: Robust, scalable APIs and seamless third-party integrations.

  • Code Deployment and Scaling: Best practices for resilient code deployment and auto-scaling.

  • CI/CD Setup: Streamlined development workflows via automation.

  • Performance Optimization: Enhanced application speed and resource efficiency.

  • Log Monitoring and Error Tracking: Real-time insights for maintainability.

  • Consultation on Best Practices: Expert advice on architecture and design.

  • Codebase Audits and Refactoring: Comprehensive code reviews and improvements.

  • Team Training and Mentorship: Custom training programs in best practices.

I'm open to all types of projects and always looking for new challenges. Feel free to contact me to discuss your project's specific needs.

Tech Stack
As a seasoned software engineer, my expertise lies in crafting efficient, scalable backend solutions. Below is a breakdown of my core tech stack:

Backend Technologies:
Python: My primary programming language, known for its flexibility and robust libraries.
Django: A comprehensive framework that accelerates development and encourages clean, pragmatic design.
FastAPI: Specialized in building high-performance APIs using modern Python type hints.
Data Management:
RESTful API Design: Expertise in building intuitive, secure APIs that provide data interoperability.
SQL & NoSQL Databases: Proficient in both relational and non-relational databases for optimized data storage and retrieval.
DevOps and Deployment:
Docker: Essential for containerization, ensuring a consistent application environment.
CI/CD: Specialized in automated Continuous Integration and Continuous Deployment to streamline delivery.
Feel free to contact me to discuss your project requirements. Whether you have a specific technology in mind or are open to recommendations, I can provide expert guidance tailored to your needs.


Latest Blog Posts on my blog:

Read more on my blog: link


May 2023: PyCon Italy in Florence, "PEP8: How to avoid being a Python Hooligan"

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Last Updated: 07.11.2023

About me

As a seasoned software engineer and entrepreneur, I specialize in devising groundbreaking solutions that redefine industry norms. My extensive background in computer science serves as the backbone for my professional journey, empowering me to lead backend teams at a unicorn startup and make a tangible impact in the tech landscape. Beyond my primary roles, I am also a passionate advocate for continuous learning and innovation, a stance I share on my blog and as a speaker at industry conferences. Balancing a thriving career with side projects, I continually seek opportunities to challenge the status quo and drive transformational change.


I actively engage with the tech community by speaking at key industry events. One of my standout experiences was delivering a presentation on PEP8: How to Avoid Being a Python Hooligan at Pycon Italy 2023. This occasion not only allowed me to disseminate valuable insights but also to connect with other professionals for collective learning and growth.


I earned both a Master's and a Bachelor's degree in Computer Science from the Department of Physics and Applied Computer Science at AGH University of Science and Technology in Cracow - one of Poland's leading technical universities. These rigorous programs equipped me with a strong foundation in algorithms, data structures, and software design, all within a setting that emphasizes scientific inquiry and applied computing. My time in academia not only fortified my technical skills but also instilled in me the ability to solve complex problems through analytical thinking.


Thank you for visiting my personal website. I'm always open to discussing new projects, creative ideas, or opportunities to be a part of your vision.

For professional inquiries, please email me at:

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Connect with me on social media platforms to stay updated on my latest projects and thoughts:

Speaking Engagements
If you're interested in having me speak at your conference or event, don't hesitate to contact me.
Blog & Contributions
For guest post inquiries or collaborations on my blog, contact me.

If you prefer a quick and convenient way to reach out, feel free to use the contact form below. Whether it's a professional inquiry, a potential collaboration, or simply a question, I'm all ears. The form ensures that your message lands directly in my inbox, and I strive to respond within 48 hours.

Cracow, Poland