Jonathan Warner Email & Phone Number

London, GB

Amsterdam, North Holland, NL

Spark, Redshift, Python, Tableau, AWS Lambdas etc Data pipelines and ETL. KPI metrics and reporting via Redshift and TableauBig data investigation, analysis, machine learning and prototyping via Spark. Fuzzy entity matching via NLP, TF IDF Cosine similarity etc

London, GB

• ETL, data warehousing & data mining with Redshift, Spark and S3
• Built various ETL processes in Python & Redshift, automated via AWS Lambdas or Jenkins, including analytics of measured and inferred usage, alerting and performance graphing.
• Pipelining data from Adobe Analytics & application event logs through Redshift for aggregations and adhoc querying through to Tableau for display of KPI dashboards
• Built a Python framework for creating, packaging and deploying new Lambdas based on YAML config files. Also a web UI to present success / failure of lambdas, last execution time, log output etc in a single interface.
• Architected, built and optimized Redshift implementation for Mendeley Analytics
• Adhoc analyses via Spark on Databricks or Redshift Spectrum

Development of new products (Perl, MySQL) Support of client services and external customers, integration of new clients (Perl)Produced quality code in a continuous release environment - multiple releases per week, regression testsAcquisition of domain-specific knowledge - learning the business side of securities lending

London, GB

Team Lead for Data Team. Warehousing of terabyte-scale data, generating and enriching user profiles, exposing data through APIs-Architected and developed real time log processing (Storm running Python bolts via Petrel). -Created a recommendation engine and realtime API to present most promising product-related keywords for a given user (Python)-Implemented.

Summary: Created Tapinteract (http://tapinteract.com/): a QR-code + NFC tag tracking platform with my fellow Director / Co-Founder. -Built Python backend with setup / control data stored in SimpleDB, stats processed and saved -using Kestrel queue and MySQL -Created Paypal IPN listener + processor in Python with bottle. Implemented a process for transparent.

-Prototyped various small to medium projects using Python and AWS

1 month in India3 months in Japan1 month in Nepal

Irvine, CA, US

Summary: Managed UK engineering department, architected and advised on the largest projects-Managed all UK engineering (22 people), reporting directly to the CTO in the US -Provided consultation to the product team on possible features and timeframes-Advised on and worked with dev team leads to architect the largest scale projects -Coordinated.

Irvine, CA, US

Summary: led development on the adserver and data warehouse; led a team focussed on improving QA, UAT, dev best practice and tools; dealt with internal and external clients-Built, tested and profiled a prototype hadoop + hive cluster (6 datanodes) which went on to form the basis of the data warehouse-Scrum master for ‘Scale’ development team, working to.

Summary: built and assisted with the architecting of some of the largest dev projects for the adserver, led Corp and Enterprise IT team-Architected and built a new adserver transaction processing system (Perl) which read realtime logs from the core adserver and generated aggregated financial and other statistics for business users. -Made substantial.

Summary: dev work on both the front end UI and back end adserver, MySQL admin and tuning, server build automation, network hardware setup and deployment-Extended and overhauled the internal UI (PHP)-Refactored significant parts of the core adserver (Perl)-Created a custom monitoring framework (Perl) to complement Nagios with metric vs metric graphs to.

-Extended internal UI (PHP). -Worked on overhauling some lesser backend processes (Perl)-Created Active Directory Group Policies, login scripts -Windows file server setup, desktop support