s
stepil

Steve P

@stepil

building efficient data pipelines for fintech, open banking and data enrichment

Czech Republic
Czech, English
About me
I'm a Data Engineer at a fintech startup, where I build transaction enrichment systems that turn raw card payment and open banking data into reliable merchant, category, logo, location, and other insights used in banking products. Along the way, I built and led a team of 30+ part-time contributors, covering hiring, onboarding, and process design. Today I own a core product module and lead a greenfield project. My strengths sit at the intersection of data engineering, process improvement, and product ownership, with a focus on PostgreSQL, Python, SQL optimization, and scalable data pipelines.... Read more

Skills

s
stepil
Steve P
Offline • 
Average response time: 3 hours

See my services

Data Cleaning
I will clean, merge and format your excel and csv data
From$15 / projectMore details

Work experience

Fintech

Data Engineer at a fintech

Fintech • Full-time

Apr 2022 - Present • 4 yrs 3 mos

- own and develop open banking module, including data processing logic, quality checks and monitoring - lead a greenfield lead deduplication and scoring project with two student engineers, covering data model design, implementation direction, review, and delivery - build and optimize PostgreSQL/Python pipelines for transaction data processing, input monitoring, and automated enrichment quality checks - shape internal data enrichment tools connecting user needs with data team and backend team (ongoing) - deliver client data PoCs by analyzing raw transaction inputs, enriching the data, and preparing production-ready processing logic - review work and mentor junior colleagues on SQL, Python and data quality