Sagi Sefer Email & Phone Number

Israel

eBay Live Commerce team. Building backend applications to support eBay new Live Auction service.These applications empower eBay to facilitate live video auctions, allowing both sellers and buyers to participate in real-time sales events.

Israel

tech-lead ebay competitive insight team. building variety sets of tools to catalogs, analyse big data information & calculate price/inventory insights.Tech stack: Java Spring-IO, ElasticSearch + High Level REST Client, Kafka, Flink

Netanya Area, Israel

Leading distributed 6 persons team, spread over three different countries, to build from scratch innovated shipping platform.The product was built of React client-side single page application & Java/Spring backend server.The position demanded acting as Scrum Master, Tech-Lead, and actively hands-on code development. Also, the role required a considerable investment in communication with many professionals within the company and outside the company (such as PayPal, DHLeC/Express, Singapore/Malesia/Thailand post, etc), along with a great deal of innovation thinking.In parallel to the management tasks, I spend long time in code review and actual codding

Leading Comverse OSS (Open Source Software) compliance officeFormalized of OSS usage in Comverse Inc. This including planning, building and implementing the process for monitoring the FOSS usage at corporate level. Managing directly the OSS compliance team, and working world global; TLV, USA, France, and India.The monitoring is done by Black Duck® Protex™ and with self-development server to enable full reporting levelJAVA expert developer - Design and build internal server solution for managing Protex by SOAP SDK. Runs Multi-Thread, Multi-Transaction and Multi-Logging.

Leader in Comverse cross company process to find, fix and legalize the usage of open source software (OSS) 3rd party components in Comverse codes. Process involvementLeading team that scan all Comverse code with BlackDuck Protex to find all the usage of OSSAnalyzing the result and manage the fixing operation in all Comverse R&D groups

• Defining, designing and implementing complex Client Server applications that interface with external applications and inner organization products. The process also involves QA, integration and development of installation kits for different OS. • Development environment and programming languages: JAVA, JavaScript, CSS, XML, HTML, SQL, Linux, SunOS.• Products involvement:o Profile Locator: Server application that locates the profile of a specific subscriber within the entire network. The search is done in internal cash and by sending locate requests to server if not found in cash. (2011)o SWIM: Software installation management - web application that enables central and automatic capabilities for distribution, install, uninstall, upgrade and rollback of components over the entire system. The tool supports operations to be applied on standalone components, units and over the entire system. (2009/10)o AAS: Authentication and Authorization Server - web application interface that enables to create, modify and delete an administrators as well as roles; using a set of configurable predefines privileges and SOAP API to authenticate a user, check user authorizations. And enable Single-Sign-On (SSO) between applications (2007/8)o OSS-Portal: Central access point for all Comverse applications (2007/8)o PGW: Provisioning Gateway Server – central access point for all different provisioning servers. The server exposes one interface to the operator and converts the provisioning command to the different Comverse application interfaces. (2006)• ComPAS: Comverse Provisioning Server – Creates and manages end user information regarding the various services and configurations available for their different Comverse application

• Exploring new technologies: ASP.NET, C#.• Developing and teaching a course for WEB programmers