Hi, I'm Kamil 👋

Building products
people trust.

Senior Product Manager with 7+ years across FinTech, B2B SaaS and mobile. I take products from 0 to 1 and scale them, pairing data and business judgment with an AI-first workflow.

Kamil M.

Experience

Jul 2023 - Apr 2026
GPC

Product Manager (Founding)

GTC / NAPA (Genuine Parts Company)

Scaled GenuinePay from 10 to 13,000+ users and $160M+ processed — CFO's best-programme award at NAPA.

eWallet & Onboarding

Built a self-service onboarding flow with document-based KYC verification through Global Payments, giving merchants real-time visibility into balance and transaction history plus the ability to receive funds via ACH.

Invoice Payment (Bill Pay)

Gave merchants a single view of open, pending and paid invoices with the ability to pay directly from their GenuinePay balance; piloted ACH as a second payment rail and scoped a standalone Accounts Receivable (AR) module as the next release.

Gift Cards

Launched in-store gift card purchase and redemption at POS, with every transaction reconciled in real time across GenuinePay and Bank of America.

NAPA Payments (Unified Portfolio)

Consolidated all four products into one end-to-end fintech portfolio and integrated Fiserv and Synchrony to bring point-of-sale consumer financing (BNPL) to merchants.

Dec 2022 - Jul 2023
HSBC

Product Owner

HSBC (via ALTEN Polska)

As team lead of a 13-engineer backend team, shipped a KYC API used by 10-20 banking teams worldwide.

Global Customer KYC API

Owned the backlog for a Global Customer KYC API consumed by 10-20 internal banking product teams worldwide, partnering with Compliance, Risk and Security to define acceptance criteria for banking-grade features.

SAFe & PI Planning

Led PI Planning every quarter across the team and three directly dependent Agile Release Trains, mapping and de-risking cross-team dependencies with Scrum Masters and Business Analysts.

Team Leadership & Funding

Directly managed a 13-person backend engineering team across distributed time zones, and secured internal funding from senior directors that shaped team capacity and roadmap commitments.

Sep 2021 - Jan 2023
Stats Perform

Product Owner

Stats Perform (Sports AI & Data)

Delivered live sports data to industry-leading platforms — 0% downtime across 500,000+ matches tracked a year.

Opta Data Layer

Built on top of Stats Perform's Opta data infrastructure, one of the largest sports data operations in the world, processing 7.2 petabytes of data and tracking 500,000+ matches a year, and turned those raw data feeds into real-time consumer-facing products.

Sports Viewer (Live Match Tracker)

Built and owned a real-time live match tracker with animated ball-tracking, streaming sub-second data feeds into sportsbooks and broadcasters via API and iframe injection, live across UK and US markets.

PressBox Video

Owned a self-service video discovery and editing platform for global broadcasters including Sky Sports, built on Elasticsearch indexing millions of video assets with Auth0 security.

Zero-Downtime Delivery

Coordinated delivery across 3-4 squads via API injection patterns, maintaining a 0% downtime SLA during live sports events for sportsbook clients including bet365, La Liga and EA.

Feb 2021 - Aug 2021
Qarbon IT

Product Manager (Founding)

Qarbon IT

First product hire — introduced Agile from scratch and shipped 4 live products in 6 months, iOS and Android included.

Founding Product Hire

First business-side hire at the software house. Introduced Scrum from the ground up and stood up the Agile organisation across multiple client-facing squads.

Jobsy & KatoKarta

Shipped two consumer mobile apps on iOS and Android: Jobsy, a two-sided marketplace for event staffing with mutual rating, scheduling and in-app payments, and KatoKarta, a QR-based loyalty app for Galeria Katowicka.

Posterilla

Delivered a D2C e-commerce platform for art prints with a Virtual Room Visualizer, managing a mid-development pivot and running client meetings directly. Still live today.

Dental Symposium (Live Conference)

Stepped in as crisis PM when a partner PM was hospitalised mid-project, keeping a hard deadline for Straumann's live conference platform with multi-tier ticketing, streaming and VOD.

Dec 2016 - Dec 2020

Global Data Transformation Advisor

PwC (Big 4)

Managed 6 Service Delivery Centers as Global Advisor — 9x increase in daily certification throughput, from 2 to 18+ a day.

ERP Systems & Data Analytics

Worked across SAP, Sage 50, Oracle, PeopleSoft and MS Dynamics; standardised data quality and format for ingestion into the dedicated HALO system used by auditors, including initial account reconciliation against the General Ledger and Trial Balance.

Process Automation

Automated manual steps across the accreditation workflow to cut delivery time and improve data quality, the initiative behind the 9x increase in daily certifications.

Global Data Advisor

Managed processes across six Service Delivery Centers (SDCs), UK, Katowice, Manila, Chengdu, Kolkata and Buenos Aires, keeping ways of working aligned across every site.

Recommendations

"

"Kamil does not just build what business partners ask for, but what they actually MEANT to ask for. A thoughtful, detail-oriented product leader I would highly recommend."

Tom Rittle
Director of Proprietary FinTech Products, GPC
"

"A results-driven Product Manager who played a critical role in turning our FinTech strategy into impactful outcomes. He translates vision into execution, and I would recommend him without hesitation."

Michael Williams
Fortune 200 Executive & Board Member, Finance & FinTech
"

"Kamil leads extended domains across multiple feature teams, inspiring others through his ownership and accountability. A true product leader and a tremendous asset to any organization."

Piotr Glab
Engineering Manager, Payments, GPC

Let's talk about your product.

michalczak.ka@gmail.com · linkedin.com/in/km-michalczak