Yusuf Ceri

San Jose, California ***** 650-***-**** adbk9w@r.postjobfree.com

https://github.com/yusufceri https://www.linkedin.com/in/yusuf-ceri Fully Work Authorized · No Visa Sponsorship Required Professional Summary

Software engineer with 10 years experience in Information Technology with strong experience in Android development, Android internals, Web development, and VoIP. Key Skills

● Mobile Development:Android development

● Programming Languages:Java, Kotlin, C/C++

● Development Tools: Android studio, Eclipse, Netbeans, IntelliJ IDEA, JIRA/Confluence, GIT

● Databases:SQL, MySQL, SQLite

● Web Development:HTML, JavaScript, PHP

● Others:REST API, Retrofit, Dagger, RXJava, JSON, VOIP/SIP Professional Experience

Android Developer 09/2018 - Present

Unicoaero Sunnyvale, CA

● Development of Unicoaero driver app. Unicoaero provides baggage delivery services for airlines and passengers. Unicoaero driver app is part of this services. The app automates order assignment, pickup, tracking and delivery.

(https://play.google.com/store/apps/details?id=com.unicoaero.unicodelivery&hl=en_US)

● Implemented new features for Unicoaero delivery app successfully in Java in Android Studio platform using MVP, RXJava, Dagger, ButterKnife libraries.

● Increased end user functionality by 50% in 6 months by adding new features.

● Corrected system bugs to increase app stability by 95%. TUBITAK Informatics and Information Center Kocaeli, Turkey A government agency dedicated to developing science, technology, and innovation in Turkey Senior Software Engineer 08/2013 - 07/2016

● Developed secure voice, video, and data software on PjSIP stack using C/C++ for a secure IP terminal device project and increased device stability by fixing bugs and adding new features. Software Engineer 01/2008 - 08/2013

● Developed secure, end to end, real-time, user communication in a secure VoIP Android app and designed in app integration of features, including Android UI layouts, clear and secure voice connection, contacts, call logs, and secure texting.

● Created mobile calling through a customized Android OS (2.3 Gingerbread) ROM for TI EVM board with GSM modem integration, and managed system maintenance and testing

● Network connection and stability optimization of app completed successfully. Increased stability of app by 15%

● Designed and built an interactive information sharing platform with dynamic collaborative bug fixing and platform improvement capability using Apache, PHP, Joomla, Mod Security, MySQL website. Additional Work Experience

IT Support 04/2018 - 08/2018

Coral Academy of Science, Reno, Nevada

● Troubleshoot technical problems for end users. Developed website in ASP to enable end user password reset and internal override password reset functionality, Reduced staff time allocation by 40% by automating password recovery system.

● Designed and implemented online class selection system, and used PHP, HTML, and javascript to highlight featured content on school website.

Education

Master of Science (MS) in Computer and Information Engineering 2014 Sakarya University, Sakarya, Turkey

Bachelor of Science (BS) in Computer Engineering 2007 Istanbul Technical University, Istanbul, Turkey

Ranked as one of the top three universities for engineering in Turkey

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