Vasilis Lagios Email & Phone Number

• 2019: REST proxy with AAA and SSL for Confluent Kafka• 2018: Rom Scrapper from online db using nodejs• 2015: DDNS server using php+js• 2013: Cloud related commercial service based on Play framework• 2012: Managing the setup of a commercial shopping platform for a startup company. • 2011: Design of high performance DNS Server (RFC1034/1035), supporting variables in zone files, able to ran at servers with dynamic IP/behind routers.• 2011: Password manager application using 256-bit encryption written entirely in HTML+Javascript+CSS• 2010: RTP traffic generator for testing Trunking Gateways. Implementing multithread lock-less algorithm. Processing and generating 50K messages/second with 20% CPU load(Xeon 2.6Ghz).• 2010: HTTP server with internal DB support(using AJAX) + modules. 30% faster than Apache (using official Apache "ab" tool)• 2009: Video and Digital Image Processing Application (implementing Sobel, LaPlace, Prewitt, Canny segmentation algorithms) in the scope of detecting moving objects through RGB video input.• 2007: Design of a high performance/portable component for the HiQ8000.Able to be shared among processes over network/IPC.• 2007: Automation wrapper tool for the regression testing of HiQ8000.• 2007: SS7 Automation Test tool (hijack low level APIs of a commercial SS7/SIGTRAN platform)• 2006: Design of Linux based live system with 8MB footprint.• 2006: Reversed engineer analysis and implementation of closed-source(MS) network protocol.• 2006: Embedded system implementing server-client protocols controlled from high-level language. Targeting automation, lighting, security solutions.• 2006: Runtime Memory Leak/Corruption detection tool (Linux,Solaris 9/10 sparc/i386), widely used by HiQ8000 product line. No compilation requirements, multithread support. GUI for remote control of multiple processes over network.Detects: Memory leaks, Heap corruption,Uninitialized/Unused memory,Multiple/Invalid/Null-ptr/Mismatched deallocations.• 1998: Greek translation of Linux HOWTOs (hellug.gr)• 1986: When all started. QuickBASIC on a Huyndai 8088.

Listed skills include Openstack, Cloud Computing, High Performance Computing, Ss7, and 29 others.