Piotr Gregorczyk
Strategic Technology Executive with 15+ years of experience in CTO and CIO roles and a foundational decade at Accenture.
A recent Executive MBA graduate and adept at driving substantial business value through technology modernization.
If you're curious to dive deeper into my world:
Work experience
Strategic Advisory & Interim Leadership
Independent Consultant / Project-Based Executive
Jul 2025 - present
- Orchestrated a comprehensive IT transformation for a major asset management firm, modernizing core systems and processes to enhance operational efficiency and scalability.
- Led a critical post-incident security review for a prominent technology services provider, conducting a multi-faceted analysis across technical, organizational, procedural, and governance domains to fortify future resilience.
- Pioneered a rapid, data-driven product strategy overhaul for a large media enterprise, pivoting from a protracted 1.5-year development roadmap to an agile, results-focused approach delivering tangible value within accelerated timelines.
Head of IT & CTO
Link4, Insurance Carrier
Apr 2022 - May 2025
- Directed a 120-person IT organization, holding full accountability for technology strategy, execution, and operations to transform the IT division into a reliable and strategic business partner.
- Pioneered the adoption of AI/ML capabilities, establishing governance frameworks, and building engineering workflows to enable data-driven decision-making and enhance product offerings.
- Led a cultural shift from closed to open, ensuring SDLC and project management methodologies were fit for purpose, navigating from Scrum-only to tailored project structures, achieving significant project speed and delivering projects on time and on budget.
- Reduced critical technology debt by 30% by migrating legacy systems to a modern microservices architecture on Azure Kubernetes Service (AKS) and cloud-native services.
- Cut operational expenses (OPEX) by 5% through technology consolidation and renegotiated vendor contracts.
- Fostered a world-class engineering culture, boosting employee Net Promoter Score (eNPS) to the highest in the IT division and increasing collaboration tenfold.
- Strengthened the organization's security posture by implementing advanced Privileged Access Management (PAM) and automated key rotation policies.
- Introduced Azure DevOps, enabling 'one-click' developer environments and eliminating pre-production instability for new microservices, enhancing CI/CD capabilities.
- Spearheaded client microservice development, deduplicating the client base by 80% and simplifying client entity usage across teams.
Interim & Project-Based Leadership RolesTechnology Manager
Accenture, Technology Consulting
Jan 2019 - Dec 2021
During this period, I undertook a series of high-impact, short-term executive and advisory engagements, focusing on critical transformations, turnarounds, and strategic initiatives across diverse organizations.
Accenture, Technology Consulting
Technology Senior Manager (March 2021 - March 2022)
- Led a complex Google Cloud Platform (GCP) migration for a major bank, delivering the first production microservice on Google Kubernetes Engine (GKE), which served as an enterprise template.
- Delivered 90% performance improvement and 99.9% availability for a critical banking system by re-architecting it into a resilient microservices solution.
- Introduced 'one-click' developer environments, eliminating pre-production instability and empowering junior engineers to accelerate development cycles.
Domiporta.pl, Real Estate Platform
Interim Managing Director & CTO (August 2020 – January 2021)
- Orchestrated a complete business and technology turnaround, executing a rapid IT transformation and AWS migration that achieved 50% cost savings in three months. Successfully delivered on a defined turnaround mandate.
KPMG, Business and Technology Consulting
Technology & Operations Lead, Financial Services (March 2020 – December 2020)
- Developed and launched the go-to-market strategy for new technology advisory offerings, delivering cloud readiness assessments and marketing automation solutions. Focused on establishing new business lines and strategic partnerships within a dynamic consulting environment.
Sygnity, Software House
Managing Director (May 2019 – February 2020)
- Led a critical Agile transformation and implemented data-driven KPIs and executive dashboards to improve project execution within a challenging turnaround environment. Successfully completed initial mandate amidst significant organizational shifts.
Technology Manager
Accenture, Technology Consulting
Jul 2008 - May 2019
- Built an 11-year career, progressing from Analyst to Manager and leading large-scale technology projects for major banks.
- Led the development and launch of an award-winning mobile banking application, recognized by Finnovate and Forrester, demonstrating expertise in innovative product delivery.
- Scaled a high-performing mobile development team from 5 to 50+ engineers, fostering a culture of knowledge sharing and innovation.
- Drove over 50% growth in high-margin mobile credit volume by implementing a real-time marketing engine.
- Improved mobile app score from 3.2 to 4.6 by integrating the Crashlytics platform.
Education
School Education
Executive MBA
Kozminski University
2023 - 2024
MSc | Computer Science
Warsaw University of Technology
2002 - 2008
MA | Management & E-business
University of Warsaw
2008 - 2010
Certifications
Generative AI Leader Certification
Google
2025
Certified SAFe® 4 Program Consultant
Scaled Agile, Inc.
2018
Skills
Technology & Leadership
- Technology Strategy
- IT Governance
- Cloud Transformation
- Change Management
- AI & Data Strategy and execution
- Management
- Vendor Management
- Team Building
- People Development
- User Experience (UX) Principles
Methodologies & Frameworks
- Agile
- SCRUM
- SAFe
- PMBOK
- DevOps
- Cobit
- ITIL
- RAG
- xAI
System Design
- Microservices
- Event-Driven
- Hexagonal
- DDD
- Strangler Fig
- Clean Code
- SOLID
- Data Intensive applications
- Data Warehouse
- Data Lake
- Lakehouse
Platform Engineering
- Prometheus
- Grafana
- ELK
- GitHub
- Gitlab
- Jenkins
- Azure Devops
- Terraform
- Pulumi
- MS Purview
- MS Defender
- Cyberark
- Huggingface
Cloud & Orchestration
- Azure
- GCP
- AWS
- OCI
- Kubernetes
- Docker
Languages & Frameworks
- C#
- Kotlin
- Python
- Java
- Node.js
- Spring Boot
- TypeScript
- LangChain
- n8n
- Temporal
Networking & OS
- WAF
- Firewall
- Cisco
- DNS
- Nginx
- VMWare
- RHEL
- Debian
Data
- PostgreSQL
- MSSQL
- Oracle
- MongoDB
- Redis
- BigQuery
- Kafka
- RabbitMQ

