Recommended expert

Szymon Madzielewski

Contractor

Szymon Madzielewski
Szczecin, Poland

Experience

Nov 2023 - Jun 2025
1 year 8 months
London, United Kingdom

Contractor

ProcessOut / checkout.com

  • Maintained a high-performance system handling +10Mln transactions daily by streamlining complex payment routing and operational flows.
  • Architected and planned the core functionality for a legacy payment system handling millions of online transactions daily, significantly improving its efficiency and scalability.
  • Collaborated with internal and external stakeholders to align new payment features with client needs and market trends, impacting millions of users.
Sep 2022 - Oct 2023
1 year 2 months
Spain
Remote

Director of Technology

MasterChef World

  • Built and led high-performing remote teams across multiple countries, fostering collaboration and innovation.
  • Mentored engineering leads, providing expert guidance and support to elevate team performance.
  • Collaborated with Operations and Design stakeholders, delivering impactful insights to prioritize critical initiatives.
Apr 2022 - Aug 2022
5 months
Berlin, Germany

Technology Consultant

Globant

  • Managed multiple product deliveries, consistently aligning with client requirements to exceed expectations and achieve high levels of customer satisfaction.
Sep 2020 - Dec 2021
1 year 4 months
Barcelona, Spain

Chief Technology Officer

HUBUC

  • Spearheaded the entire technology strategy from a pre-seed idea to a live, market-ready product, building a comprehensive fintech SaaS platform that provides one-stop solutions for card issuing and payment processing.
  • Orchestrated a complex ecosystem of internal stakeholders and third-party partners (e.g., card processors, banking providers, and fraud detection services) to ensure seamless, end-to-end service delivery.
  • Built a scalable, remote-first technology organization from the ground up, defining and implementing all key operational processes from recruitment to the full development lifecycle.
Jan 2020 - Present
6 years 1 month
Remote

Member

alphalist

  • Built a high-performance remote-first technology team from scratch at Hubuc.
Apr 2018 - Jan 2020
1 year 10 months
Berlin, Germany

Chief Technology Officer / Co-founder

DiscoEat

  • Led the company from initial concept and fundraising through product launch and international expansion, scaling technology operations to support over +50 employees across two countries.
  • Defined and executed the end-to-end technology vision, architecting a robust and scalable stack and managing all product development cycles to support business growth goals directly.
  • Established and grew a +15-person engineering team, fostering an agile culture and spearheading the development of all key products, including web and mobile applications, internal tools, and data infrastructure.
Jul 2017 - Dec 2017
6 months
Berlin, Germany

Chief Technology Officer

Compado

  • Planned and executed technology strategy.
  • Developed a high-volume application with high-cost efficiency.
  • Managed a $1M budget optimizing resource allocation and reducing costs by 20%.
  • Developed and executed product strategy aligning with market needs and business goals.
May 2015 - May 2017
2 years 1 month
Berlin, Germany

Chief Technology Officer

Wando Internet Solutions GmbH

  • Successfully launched product review platform, attracting 100Mln users monthly, by recruiting 10 developers and implementing scalable technology.
  • Directed strategic planning and execution impacting business growth and technology direction with measurable KPIs.
Dec 2012 - Apr 2015
2 years 5 months
Berlin, Germany

Senior Software Engineer

freenet digital

Summary

Engineering professional with over 20 years of experience in cloud solutions and fintech leadership, expert in SaaS platforms and strategic innovation. Key achievements include the 30% increase in transaction efficiency for a legacy payment system at ProcessOut and the spearheading of a technology strategy to launch a fintech SaaS platform from concept to market-ready at HUBUC.

Improved System Efficiency

Increased transaction efficiency by 30% for a legacy payment system at ProcessOut.

Technology Strategy Lead

Orchestrated technology strategy to launch a fintech SaaS platform from concept to market ready.

Skills

  • Team Building
  • Agile Methodologies
  • Product Development
  • Strategic Thinking
  • Software Architecture
  • Scaling Platforms
  • Stakeholder Management
  • Remote Team Management
  • Cross-functional Collaboration
  • Leadership Mentoring
  • Organizational Growth
  • Communication
  • Decision-making

Languages

German
Advanced
English
Advanced
Polish
Intermediate
Spanish
Elementary

Education

Jan 2005 - Dec 2007

West Pomeranian Business School

Master's degree · Economic Informatics · Szczecin, Poland

West Pomeranian Business School

Bachelor's degree · Computer Science and Econometrics · Szczecin, Poland

Certifications & licenses

AI Engineer For Data Scientists Associate

DataCamp

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