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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 tahun lepas
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 tahun lepas
Project 11780859 has been deleted
“Nice Work, I will Hire Again”Veerendra J. 1 tahun lepas
Programming small project
“Excellent speedy delivery of project”Douglas J. 2 tahun lepas
Project for Shchipunov
“Amazing work! Oh man so excited to provide more work for Shchipunov!!!”ImaginationLand 2 tahun lepas
Build a website crawler, no data extraction needed.
“great job! will hire again for sure”ImaginationLand 2 tahun lepas
Expert Java developerJan 2014
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 2010 - Jan 2014 (4 years)
Developed a server-side part of code for a highly loaded audio / video / image server: - Resource handler that allowed to stream audio / video content. It handled "Range" requests and other HTTP headers as "If None Match", "If Modified Since" (caching on client-side). - Messaging system based on WebSocket. - Deploying Docker containers onto ECS and ECR using CodePipeline to build a fully automated continuous deployment pipeline on top of AWS.
Java developerJan 2007 - Jan 2010 (3 years)
Played a key role in full life-cycle development of multi-purpose applications: - Optimization of data access layers (distributed transactions, batch operations, eager / lazy fetching, caching). - Performance, threading (concurrency) and memory issues. - Remote services (RMI, SOAP-based and REST-based web services). - Unit and integration tests. Performed various tasks such as refactoring of legacy code, development of new functional features, debugging and documentation.
Network & database administratorJan 2001 - Jan 2007 (6 years)
Completely documented the network infrastructure, including physical and logical topology, IP addressing scheme, scheme of routing, and the access policy. - Installed and configured Cisco routers and switches. - Managed over 100 nodes LAN. - Provided primary administrative support for databases in NT environments. - Generated reports from the database using SQL.
Bachelor of science2007 - 2012 (5 years)
Cisco Certified Network Associate (2014)
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