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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”Dorin I. há 2 anos
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 há 2 anos
Project 11780859 has been deleted
“Nice Work, I will Hire Again”Veerendra J. há 2 anos
Programming small project
“Excellent speedy delivery of project”Douglas J. há 3 anos
Project for Shchipunov
“Amazing work! Oh man so excited to provide more work for Shchipunov!!!”ImaginationLand há 3 anos
Build a website crawler, no data extraction needed.
“great job! will hire again for sure”ImaginationLand há 3 anos
Full Stack Java developerJan 2015
Participated in development of server-side / client-side code in different areas: e-commerce / banking, education, entertainments. There were performed the following tasks: - Microservice architecture. - Security: authentication / authorization, session fixation attacks protection, XSS / CSRF attacks prevention. - Performance (high-load systems), multi-threading / concurrency and memory issues. - Integration of RTC capabilities. - RESTful and SOAP-Based web services.
Senior Java developerJan 2012 - Jan 2015 (3 years)
Developed a high-load system (platform) to stream audio / video (Live Video, VOD, Audio Only). There were implemented the following components: - A service layer: a cross-platform solution to convert audio / video to required formats, a file storage (two implementations: Amazon S3 and a local storage). - A presentation layer: controllers to handle range requests and partial responses (HTTP headers such as "Accept-Ranges", "Content-Range", "If-Range", "If-Unmodified-Since", "If-Match", "Range").
Java developerJan 2010 - Jan 2012 (2 years)
Played a key role in full cycle development (requirements, design, implementation, verification, maintenance) of server-side code for POS-terminals: - A domain model: entities and their relationships / events (Domain-Driven Design / Event Storming). - Authentication / authorization modules. - Integration with external systems (adapters / facades). - Services to validate and manage requests / transactions. - A logging system to record details of requests.
Network & database administratorJan 2004 - Jan 2010 (6 years)
There were performed the following tasks: - Managed over 100 LAN nodes. - Installed and configured Cisco routers and switches. - Completely documented network infrastructure (physical and logical topologies, IP addressing and routing schemes, access policies). - Provided primary administrative support for databases. - Generated reports from databases (SQL).
Bachelor2006 - 2010 (4 years)
Cisco Certified Network Associate (2014)
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