
Jimmy Pang
Verified Expert in Engineering
Data Developer
Berlin, Germany
Toptal member since May 29, 2026
Jimmy is a Berlin-based data leader with 8+ years in analytics engineering, BI, and modern data stack leadership across Vestiaire Collective, HelloFresh, Delivery Hero, and Foodpanda. He has built teams from scratch, partnered with C-level stakeholders, and delivered measurable impact. His experience spans 80% fraud reduction, a major redesign of payment data infrastructure, and scalable self-service analytics foundations.
Portfolio
Experience
- PostgreSQL - 10 years
- Data - 10 years
- Google Cloud Platform (GCP) - 7 years
- Tableau - 7 years
- Google BigQuery - 6 years
- Data Build Tool (dbt) - 4 years
- Snowflake - 4 years
- Leadership - 4 years
Preferred Environment
MacOS, Google Cloud Platform (GCP), PostgreSQL, DuckDB, SQL, Python, Snowflake, Google BigQuery
The most amazing...
...achievement has been leading Vestiaire's fraud and payments data rebuild, combining hands-on engineering with real business impact.
Work Experience
BI Lead and Analytics Engineering Manager
Vestiaire Collective
- Built BI squad from scratch: hired three analytics engineers, two of whom were direct hires, onboarded and mentored the team, and embedded Snowflake and database analysts with four years of expertise.
- Owned analytical roadmap across operations, sustainability, consignment, and resale-as-a-service (RaaS), ensuring synergy between business, product, tech, and data teams.
- Forged partnerships with senior executives, including the COO, CFO, and CTO, and delivered transparent stakeholder management and quarterly roadmaps using MoSCoW and NOW-NEXT-LATER frameworks.
- Accelerated data product delivery, including marts and dashboards via tailored Agile Scrum 2-week sprints, reducing backlog turnaround by 84%, from eight to four weeks.
- Drove key business impacts, including 80% fraud incident reduction, 50% CS response time improvement, $24 million payments infrastructure redesign, and 20% authentication speed-up.
- Elevated data visualization and governance, and provided hands-on mentorship, SOPs, elementary DQ checks, alerts, and dbt Exposures for P0 asset automation.
- Directed a data mesh pilot (Amazon 6-pager pitch): partnered to establish SSoT and KPI certification across CRM, Ops, and marketing, enabling Airflow autonomy.
Product Analytics
HelloFresh USA
- Owned analytics for global logistics products across 18 countries. Built source-of-truth dashboards for on-time/late delivery (OTLD) and Metapack latency tracking.
- Explored ad-hoc topics and documented reproducible insights via Tableau and BigQuery dashboards.
- Collaborated with product and tech leads, including the product lead, owner, and tech lead. Guided development direction, empowering local logistics managers for ad-hoc analysis.
- Gatekept data quality for downstream decisions and shared best practices in the analytics chapter, including reporting standards and data literacy.
- Enabled demand shaping, fulfillment optimization, and last-mile delivery via cross-functional analytics with SCM executives.
Business Intelligence
Delivery Hero
- Drove data for global vendor logistics and partnered with product owners, tech leads, and executives on KPIs, dashboards across Tableau, Looker, and Metabase, and A/B tests via GA, Firebase, and GTM.
- Built a data warehouse from scratch, covering ETL/ELT pipelines with BigQuery, Python, and Airflow. Migrated to Git, CI/CD, Sanity, and a data catalog via Gitbook, laying the foundation for the data mesh blueprint.
- Democratized self-service analytics across Looker and Tableau. Trained users and reduced central team dependency for 200+ stakeholders spanning product, Ops, and engineering.
- Pioneered Agile project management via Kanban-to-Scrum transition and Confluence documentation, streamlining data delivery.
- Co-founded a data guild, a 200-member global community spanning 50 countries. Hosted ML and data engineering meetups, with CTO-endorsed knowledge sharing.
Business Intelligence
Foodpanda
- Owned end-to-end analytics for the Hong Kong market, delivering BI insights across Ops, marketing, finance, and business development.
- Drove 22% order growth and 10% GMV uplift through campaign analysis; optimized courier recruitment across CR, cohort, and fill-rate metrics despite weather and festival disruptions.
- Facilitated executive decisions via hotspot reports for marketing zones and delivery sizing.
- Boosted data literacy by creating KPIs and 10 – 15 Tableau dashboards, and trained the team on alignment and usage.
- Automated reporting via PostgreSQL, VBA, and PostGIS; collaborated with HQ on ML algorithms and staffing—specifically Rider CRs—flagged dashboard issues, leading to a DH referral.
Experience
Ravioli Vibe Analytics
https://github.com/Data-Biz-AI-Consultancy/ravioliFamiglia Core Multi-agent Framework
https://github.com/Data-Biz-AI-Consultancy/famiglia-coreSkills
Tools
Slack, Tableau, Apache Airflow, Notion, Notion API, GitHub
Languages
SQL, Snowflake, Python, Excel VBA
Paradigms
Business Intelligence (BI)
Platforms
Google Cloud Platform (GCP), Ollama, MacOS
Storage
PostgreSQL, Redshift
Other
Google BigQuery, Data Build Tool (dbt), Data, Big Data, Analytics, Dashboards, Data Visualization, Data Analytics, Data Warehousing, Google Data Studio, Leadership, Analysis, Statistics, Data Analysis, Metabase, MotherDuck, DuckDB, Product Analytics
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