With over a decade of experience in software engineering, I specialize in transforming challenging legacy systems into robust, efficient applications. My unique blend of technical expertise and leadership skills sets me apart in the industry.

Core Strengths and Expertise

• Domain-Driven Design and Ruby on Rails mastery (since 2009)
• Legacy software renovation and modernization
• Building compliant, secure systems (PCI DSS Level 1)
• SaaS platform development and optimization
• Remote work pioneer and advocate
• Strategic thinking and problem–solving (top CliftonStrengths talent)
• Adaptive leadership and team development

As a key member of the prestigious Arkency team since 2014, I've tackled projects that others shy away from. My approach combines technical prowess with a deep understanding of business domains and a natural ability to adapt to changing circumstances.

Key achievements

• Developed a PCI DSS Level 1 compliant payment gateway from the ground up
• Transformed legacy systems for multiple SaaS platforms
• Organized wrocloverb, a respected Ruby conference
• Led and trained teams of future scout leaders, managing large–scale events and substantial organizational resources

Leadership and Team Development

My experience extends beyond coding. As a scoutmaster for nearly 15 years, I've honed my skills in:

• Training and mentoring aspiring leaders
• Organizing and managing large-scale events and camps
• Handling significant financial and estate responsibilities
• Building and leading high-performing teams

What Sets Me Apart

1. Restorative Problem-Solving: I excel at identifying and resolving complex issues, making me invaluable in crisis situations and challenging projects.
2. Strategic Thinking: I quickly spot patterns and create alternative paths forward, ensuring your project always has a clear direction.
3. Adaptability: I thrive in dynamic environments, helping your team navigate uncertainty with confidence.
4. Responsibility and Analytical Approach: I take ownership of my commitments and use data-driven insights to make informed decisions.

When you work with me, you're not just getting a coder. You're partnering with a seasoned professional who brings a wealth of real–world experience in both technology and leadership. From scaling startups to optimizing enterprise systems, I've done it all.

Ready to tackle your most complex software challenges?

Let's connect and discuss how my unique blend of technical expertise and leadership skills can drive your project to success. Reach out at szymon@fiedler.pro or find me on Twitter and Instagram.

Your toughest software problems are my passion — let's solve them together and take your business to the next level!