Tomasz Zalewski Email & Phone Number

Centennial, Colorado, United States

Express Lane – Video on Demand: A video content delivery platform responsible for aggregation of provider sourced media and metadata, transformation of the video and other content, and delivery to affiliated organizations. A workflow automated custom solution that delivers high quality video assets within the contracted SLAs while enabling feature rich video metadata customizations. The system efficiently manages a continuous workload, delivering over 500K movies monthly, while seamlessly handling peak-time surges in processing.Next phase of expansion of delivery destinations, providing highly customizable metadata and heterogeneous content delivery across affiliated organizations.Architecting for the hybrid solutions with AWS to provide for seamless transition and balance between owned on premise solutions and cloud serverless or cloud fully managed architectures .- Architectural Leadership: Spearheaded evolution of a scalable and automated workflow solution that seamlessly integrates provider-sourced media and metadata, ensuring high-quality of video asset delivery within stringent SLAs.- Innovation in Content Transformation: Engineered a complex metadata transformation engine that enabled extensive video metadata customization, providing affiliated organizations with a rich feature set to enhance their user experiences.- Performance Optimization: Optimized the system’s architecture to sustain a high-volume workload, ensuring reliable and consistent processing of media assets at scale, with uncompromising quality or performance.- Cross-functional Collaboration: Worked closely with development, operations, and business teams to align the platform’s capabilities with strategic business objectives, enhancing its overall value proposition.- Impact and Value: Played a critical role in elevating VOD services, significantly improving the efficiency, and customization options for video content delivery, enhancing customer satisfaction and expanding market reach

Centennial, Colorado, United States

Express Lane – Video on Demand: A video content delivery platform responsible for aggregation of provider sourced media and metadata, transformation of the video and other content, and delivery to affiliated organizations. The platform is a workflow automated custom solution that delivers high quality video assets within the contracted SLAs while enabling feature rich video metadata customizations. The system efficiently manages a continuous workload, delivering over 500K movies monthly, while seamlessly handling peak-time surges in content ingestion.The heart of the system is orchestrated by Tibco workflows where various other subsystems participate and fulfill requests and activities of:- offer management- metadata validation and transformation- dynamic ad insertion- media analysis and crop detection- content check-summing and audio/video transcoding- file delivery over a variety of protocols and networksAssets tracking and monitoring with leveraging warehouse-based solution to provide for uninterrupted delivery of quality asset packages. Enterprise Java (Spring Boot) based solutions fulfill the needs of system activities. Apache Camel, and Spring services enable integrations with Tibco.File Transfer Service: A feature rich file transfer system as an answer for consolidating of heterogeneous tooling.Media Services: Integration of various media open-source tools (FFmpeg, MediaInfo) into Python based solutions on FastAPI (Uvicorn server) in micro-service style. AWS Infrastructure – provisioning of AWS software clusters with built-in monitoring (Sensu Agents) and log harvesting (Splunk), via the use of Cloud Formation for highly secure application environments.WDP – Wholesale Delivery Platform: An all-inclusive web portal, that aimed to empower operations and provide insights into the workflows for providers and affiliates - a consolidated platform for video and asset content management and delivery. Event-driven and microservice style solutions.

Golden, Co

EBS Reimplementation Project: Reimplementation of a back office integration platform for connecting systems exchanging HR, Payroll, Financial, Expense, Chemical Inventory, and other Company Asset data. The solution serves as the means for removing manual, costly, and error prone processing. Flow automation with error correction control allows for seamless and timely data delivery in information exchanges across the enterprise. A cost saving solution is boosting clients’ confidence in data quality and timeliness. A solution targeting variety of interfaces and data formats. Systems exchange data in real-time over REST enabled Web Services and in batch mode for higher volume synchronization.• As an Architect within the integration team, researched solutions, applied them, and mentored the team members while focusing on best practices and leveraging proven data services integration techniques rooted in the microservices methodology. • Used RESTful and HATEOS enabled Web Services. JBoss RESTEasy implementation with XML and JSON payloads• JBoss tooling based integrations. Use of numerous source and target connectors and proven enterprise integration patterns.• Data Virtualization. Transparency of data format, availability, and data location of federated data sources delivered on JBoss’es Teiid solution.• Spring Batch. Chunk based processing of higher volume data with start/stop/restart/retry/skip support.• OAuth, WAF, Application Key/Reverse Proxy security. Application and data access protection and authorization.

Denver

Florida Project: Architecture and Implementation of next generation of CHIP eligibility and enrollment system (Vida) serving children of disadvantaged families for the state of Florida. A multi-faceted and multi-platform heterogeneous system with numerous source and target systems for data integration. A solution for batch and online transaction processing. An Account Transfer v.2.3 (CMS) enabled project.HIX Project: A variety of R&D initiatives around the emerging Health Insurance Exchange market aiming to position PSI in the right sector of the market. Kansas Project: Implementation of CHIP eligibility and enrollment system (Vida) serving children of disadvantaged families for the state of Kansas. A multi-faceted and multi-platform heterogeneous system with numerous source and target systems for data integration. A solution for batch and online transaction processing. A tight integration with a legacy mainframe system.

Denver

Implementation of rich client application for asset management services and financial products based on Oracle's Fusion Middleware 11g and Oracle SOA Suite 10g. An internet based application provisioning a network of franchise customers that manage bankruptcy process in the debt purchasing and collections industry.

Large scale messaging solution based on Enterprise Service Bus and J2EE. This solution serves as a platform enabling the client to transition from paper based to electronic delivery of their data and products within the airlines and private pilots’ clientele. Designed and developed asset management system for capturing, tagging and delivery of terminal text and airport moving maps. Designed developed Tibco based interfaces to the Oracle ERP system.

SUN Microsystems/StorageTek: Conducted architectural review of an appliance for continuous data protection CDP ,assessing system’s production readiness and compliance with best practices in order to determine ongoing investment strategies and alternatives.DexMedia: Architected internet based solution for capture and maintenance of business profile information of DexMedia clients. This solution enabled larger process targeting syndication of data to business clients of DexMedia.Corporate Express: Participated in project encompassing extensions to the Corporate Express’s Customer Admin site (E-Way). Architected, designed, and implemented extensions to the J2EE solution intended for customer account and work flow management needs based on a JBOSS server.DexMedia: Conducted architectural review of third party inventory management and ordering system Sophia (PDC/DexMedia) ,assessing system’s production readiness and compliance with best practices. Participated in discovery sessions for DexMedia’s content management and syndication system (process) related problems.Corporate Express: Participated in a rewrite (VB6 to J2EE) of ordering support system (850 Error Resolution) at Corporate Express providing leadership and architectural direction.Assisted sales with providing expertise in technical assessment and system feasibility. Supported recruiting with technical interviewing.

Reporting EngineActed as a J2EE Architect, Sr. Designer/Sr. Developer for the transaction processing and bankcard acquiring services provider.Architected JBOSS and Microsoft Reporting Services high throughput (20K reports per night faxed and emailed) modular solution for batch reporting. Scaleable solution based on messaging between JBossMQ and Web Services of Reporting Services. Batch module designed in Java talked to abstracted reporting engine layer which enabled plugability of any reporting engine.Evaluated Reporting Products, performance and load tested Microsoft Reporting Services, and presented recommendation for the solution.Worked on a replacement of the existing report processing system (merchant data reporting); the new solution provides for throughput and scalability. Application was based on Web Services running within Apache Tomcat servers with a use of Oracle’s ‘Advanced Queuing’ JMS implementation. All messages of the system were XML based.

Commercial Imperial Bank of Canada (Online Investment)• Acted as Technical Lead/Sr. Designer/Senior Developer for online banking application (mutual fund online ordering).• Use of Struts, WebLogic, JMS, SOAP, XML(Castor)Qwest (Telecommunications)• Responsible for designing, coordinating, and leading of development effort of “Qwest Consulting Plus Thin Client Release 12” - next release of J2EE based “Consumer” ordering platform for residential products of Qwest Communications. • Interaction with various external legacy systems via variety of protocols like CORBA, JDBC, MQ-Series, HTTP, and Sockets. • Based on a Universal Portal of the Cygent Application Server. An optimized solution for Product Catalog lookups and Quote/Order assembly.PFPC (Funds and Investment Products Company)• Participated in POI (Proof of Integration) effort an Implementation of SOAP based messaging application server• Developed STF (Stress Test Facility) test harness environment and conducted testing and analysis of various approaches related to XML processing. • Conducted comparative analysis of Java to XML Binding technologies, XSLT, and Velocity template engine.First Resort (Property Management Company)• Acted as Application Designer for Web-based off-shored solution of a property management software package.E*TRADE Securities (Financial and Investment Services)• Enabled domestic application for international markets in Sweden, Japan and Norway using online financial and investment services application framework.• A brokerage platform based on Netscape Application Server, Jolt, Tuxedo and Oracle.Maersk (Logistics – Transportation)• Integration of large scale documentation system supporting container shipping. Management system for creating of Bill of Lading documents was developed based on Tuxedo, Jolt, and Java Client solution.Chase (Financial)• WMS Product Enhancements -Extensions to a CORBA based banking product.

Universal Dispatch System• Responsible for designing and developing db-table maintenance and command modules for a large-scale client/server distributed work force management system - Universal Dispatch System. Application development involved GUI design and implementation, as well as development and design of view-model-objects. • Responsible for integrating demonstration releases into a customer’s (German Telecom) environment.• Served as lead developer, coordinating the efforts of developers. Designed, developed, and implemented the system’s main menu. Developed PERL scripts that automate the generation of C++ classes. Developed error-handling routines for system front-end. Responsible for providing scripting to assist in database support.

Master’S Degree, Robotics

Study Electronics and Robotics

Engineer’S Degree, Automatics And Robotics