John Lavender

Core Skills

Product: Roadmapping · Backlog & feature-portfolio management · User stories & acceptance criteria · Agile/Scrum · PI planning · WSJF prioritization · MVP definition · Experimentation & A/B testing · Executive communication

Data & Platform: Databricks · Azure Synapse · Power BI · Microsoft Purview · Bigeye · Profisee · Azure DevOps · Medallion architecture · Data quality · Metadata & lineage · Access controls · CI/CD enablement

AI & ML: LLM application development · Multi-agent systems · AI-enabled product workflows · Generative AI · Data-science modeling · Factor research

Foundation: Python · SQL · Git / GitHub · REST APIs & integrations · Software development (SDLC) · Requirements analysis · Robotic process automation

Experience

Marathon Petroleum Corporation · Commercial Analytics & InnovationJan 2024 – Apr 2026

Product Manager

Owned product strategy and backlog for Commercial analytics, governance, automation, and data-platform initiatives, coordinating delivery across teams of 12 to 50 contributors.
Stood up the group's data-governance program (metadata quality, lineage, access controls, data-quality monitoring, and ownership/steward workflows), raising trust and reuse of enterprise data assets.
Drove analytics-platform modernization: migration planning, medallion-architecture validation, QA frameworks, CI/CD enablement, and productized data-quality practices across Databricks, Synapse, Purview, Bigeye, and Profisee.
Shaped the Market Sensing & Leading Indicators product suite (curated data, Power BI, and data-science models) to improve trader efficiency and value capture; part of a portfolio contributing roughly $50M in business impact.
Translated ambiguous stakeholder needs into epics, user stories, and acceptance criteria; aligned Azure DevOps, PI planning, and leadership reporting for delivery transparency.

Marathon Petroleum CorporationMar 2023 – Jan 2024

Product Owner

Owned backlog refinement, story development, acceptance criteria, and delivery planning for analytics and data-platform initiatives.
Ran iteration planning, refinement, demos, and leadership syncs; modernized Commercial reporting in Power BI with emphasis on source validation and stakeholder acceptance.

Marathon Petroleum CorporationSep 2022 – Mar 2023

Business Analyst, Robotic Process Automation

Gathered requirements and documented current and future-state processes; partnered with developers to automate manual workflows into measurable productivity and savings.

AppleMay 2019 – Jun 2022

Genius Admin

Built an audit system for repair intake that reduced inventory loss by roughly 30% and corrected misclassified repairs.
Wrote scripts to flag irregularities in repair classifications, improving store metrics; coordinated intake, documentation, and customer communication in a high-volume environment.
Partnered with technicians and store leadership to improve service flow, issue resolution, and customer experience.

Progressive InsuranceJun 2017 – Apr 2019

Associate Developer

Developed and refactored clean, scalable .NET / MVC code in an Agile SDLC; delivered a multi-team modernization of legacy software two months ahead of schedule.
Participated in requirements review, defect resolution, testing, and implementation, the technical foundation for later product roles.

Selected Project

AI Equity Research Platformpersonal project

Python · SQLite · SEC EDGAR/XBRL · pandas

Designed and shipped an end-to-end data platform integrating four external sources (market data, SEC EDGAR/XBRL filings, a brokerage API, and an LLM) behind clean adapter interfaces.
Engineered a point-in-time, leak-free data layer that structurally prevents lookahead bias (the top data-integrity failure in financial analysis), making every result reproducible and trustworthy.
Ran controlled factor-research experiments (Information Coefficient, significance testing, multi-period robustness) to an honest, evidence-based conclusion; added a self-updating dashboard and automated daily pipelines.

Live demo Source on GitHub

Summary

Core Skills

Experience

Selected Project

Certifications

Education