Kevin Marciniak
Lead Software Engineer @M&T Bank
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WORK HISTORY
Lead Software Engineer @M&T Bank
Buffalo, NY, US
Lead software engineer for framework development on the enterprise Snowflake data platform, as technical product owner supporting 200+ data engineers and powering production data pipelines across the bank. Part of the founding team that brought Snowflake to the enterprise and matured the platform. Lead 7 engineers across multiple teams in architecting and building core frameworks for data ingestion, processing, and testing while driving product direction and DevOps strategy. Focused on exceptional developer experiences through well-designed tooling, automation, and self-service capabilities that enable teams to build reliable data solutions at scale- Architected and developed Python applications for data ingestion, processing, obfuscation and extraction that power enterprise data pipelines on Snowflake, enabling self-service data operations at enterprise scale- Designed and built a Gherkin-based data pipeline testing framework enabling non-technical stakeholders to validate data quality, integrated into CI/CD pipelines and adopted across all data products, significantly reducing manual test execution and validation from the SDLC- Own and maintain the enterprise data technology GitLab organization with 200+ repositories serving 200+ engineers. Designed and implemented an enterprise-wide GitHub Flow branching strategy with automated validation, standardizing development practices and ensuring proper approvals and testing before production deployments- Integrated Snowflake operations with ServiceNow to create a self-service portal for data engineers, automating hundreds of manual operational requests monthly and significantly reducing platform click-ops- Team\'s frameworks and the Snowflake platform were chosen as the destination for enterprise Hadoop migration, enabling hundreds of data pipelines to transition seamlessly while reducing infrastructure costs by millions annuallyTechnologies: Python, Snowflake, GitLab, CI/CD, SQL, Ansible, Shell, Linux, Gherkin
EDUCATION
University at Buffalo School of Management, The State University of New York
Master of Business Administration (M.B.A.)
State University of New York at Fredonia
BS, Business Administration (Music Business/Finance)
ABOUT KEVIN MARCINIAK
I believe in creating a frictionless developer experience on enterprise platforms - because when engineers have a better experience, they build better products. I\'m a lead software engineer who specializes in building reliable frameworks, tooling and DataOps that makes data teams more productive. I\'m engineering solutions at a platform scale for our enterprise\'s data lake, where I get to think holistically about how teams interact with data infrastructure.My tech stack centers on Python, SQL and Snowflake for building core applications and transforming data, with strong skills in DataOps/GitLab/CICD to automate everything that can be automated. I also work with Bash and Ansible to streamline infrastructure and deployment processes.
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