Oleg Zenzin

Working on platform for Agentic AI

Everyone deserves to feel confident about their finances

WS API et al

My team called Infrastructure. Which means anything from cryptography to Business Calendar web-service, MongoDB shared file system web-interface, or internal web portal for tax services built on top of Play Framework. We are ready to solve any production issue or build a new component, fast and efficient, reduce database query latency from 6 hours to less than 30 minutes, automate statistics reports and keep them "Mongo"​, create Dynamic Data Sets for Drools driven business rules and deploy Vector Space Model for risk assessment. We enjoy engineering solution not just for its business value, but also for its beauty. Every day we are ready to say: "Curiouser and curiouser!"

Particiaption in architectural re-design, prove-of-concept researches and implementation of RESTful SOA API in place of J2EE inspired frameworks. Actively helping to “mavenize” existing build tools and code repository. Providing assistance to other teams in migration to Maven -driven build system. Assisting and promoting test-driven development approaches, early performance testing and Agile-driven development methodologies.

Design and implementation of eBay API components to facilitate third party software development, specifically of applications for mobile devices built on top of Android platform. Re-factoring of eBay Tracking core web-service. Development of Sample Application for new generation of Tracking As a Service (TAAS). Upgrade and re-factoring of web-application used as main tool to create and maintain Tracking Meta-data (trigger rules and supporting data structures to track user activities).

Solution making automation and integration within business processes. Business rules engine based on open-source projects Drools Expert, Drools Guvnor were fully and seamlessly integrated with Intalio|BPP (Business Process Management System).

Update and re-factoring of a logistics tracking system based on Unix batch routines and stored procedures in PL/SQL.

Work on-sight with a large mortgage business to formulate requirements, build outsourced team and successfully launch project.