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Java for height and width of https://images.sciencedaily.com/2016/02/160225085653.jpg
“He knows top java concepts and client server SSL / https communications protocols. He likes to get into tough problems and get things done”DorinIonescu 1 year ago
Write some Software - 19/11/2016 14:30 EST
“Awesome job, thanks for the fast and quality work! I am looking forward to working with you more in the future..”homebase10 1 year ago
Project 11780859 has been deleted
“Nice Work, I will Hire Again”Veerendra J. 1 year ago
Programming small project
“Excellent speedy delivery of project”Douglas J. 2 years ago
Project for Shchipunov
“Amazing work! Oh man so excited to provide more work for Shchipunov!!!”ImaginationLand 2 years ago
Build a website crawler, no data extraction needed.
“great job! will hire again for sure”ImaginationLand 2 years ago
Expert Java developerJan 2015
Participated in development of web-applications for various projects (e-commerce, education, entertainments) where were implemented various tasks: - Microservice architecture (based on Spring Cloud and Netflix services: Zuul, Eureka, Ribbon, Hystrix, Feign). - Designing RESTful API. - Developing applications with Real-Time Communications (RTC) capabilities (based on WebRTC project). - Security (authentication / authorization, session fixation protection, XSS / CSRF attacks protection).
Sr. Java developerJan 2012 - Jan 2015 (3 years)
Developed services to stream audio / video in a high load environment. There were found efficient ways to encode, store, stream audio / video and implemented next services: - Java wrapper around FFmpeg to encode audio / video to required formats. - Service to upload audio / video (Amazon S3 and local storage implementations). - Service to stream audio / video with its implementation of HTTP headers such as "Range", "If None Match", "If Modified Since" (client-side caching). - Presentation layer.
Java developerJan 2010 - Jan 2012 (2 years)
Played a key role in full life-cycle development (requirements, design, implementation, verification, maintenance) of server-side code for POS-terminals: - Domain modeling based on Domain-driven design / Event Storming principles (entities and their relationships / events). - Authentication / authorization modules. - Integration of external API for interbank communications (adapters / facades). - Service to validate and handle requests / transactions. - Logging system to store request details.
Network & database administratorJan 2004 - Jan 2010 (6 years)
Performed next tasks: - Managed over 100 nodes LAN. - Installed and configured Cisco routers and switches. - Completely documented network infrastructure (physical and logical topology, IP addressing scheme, routing scheme and access policy). - Provided primary administrative support for databases in NT environments. - Generated reports from the database using SQL.
Bachelor of science2004 - 2008 (4 years)
Cisco Certified Network Associate (2014)
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