Resume_Dimitri_Dey_Android_LTE_Automotive
- 1. Dimitri Dey. E-mail: [email protected], Phone: +1-858-6100293 (USA), -+91-8123809632 (India). Professional Summary: Around 6 years of experience in Android, LTE testing at TCS client side Qualcomm and TCS NOZOMI (R & D) in Bangalore. • Integration, performance, functional and unit testing in LTE-eMBMS service layer application, LTE eNode-B, Alljoyn • End to end full stack testing in LTE-eMBMS service layer application with various MTP devices like 8996,8952,8916,8909 etc. • Debugging and reporting the failure scenario creating JIRA and PRISM tickets. • Flashing META builds to MTP devices with JTAG and bringing LTE with QCN restoring through QPST, QXDM and QMI test pro. • Making eCRM builds, merging and tracking gerrits in to the build in Automotive AGL and Android, fetching and updating the Google source code using Linux platform. • Hands on in Mojave V3 board – flashing, debugging the code in the board. • LTE stack with call flow overview. • Android UI design. • Hands-on Multicore DSP (Freescale MSC-8157 and BSC-9132). • Hybrid application overview in IBM-work light and Cordova. • UE conformation testing using ASN.1 format encoding and decoding in C language. Project Summary: Project AGL and Android Automotive Application Integration (creating eCRM build) and testing in Mojave Board : Customer Qualcomm Period June’16 – Till Date Role Integrator and Tester. Tools & Technologies Ecommnder, Tera Term, Putty, Jira, Prism, Linux, Git repo, Yocto (bitbake and poky), QXDM, QPST, QMITestPro, C and Android. Responsibilities 1. Integration of various modules of automotive car ____________________________________________________________________________________ Dimitri Dey Page | 1
- 2. features. 2. Creating eCRM builds integrating all the car features using Yacto based build system in AGL and Google android code. 3. Device flashing with new Meta builds and verifying unit testing of basic functionality, analyzing logs (logcat and serial) through QXDM, QPST, QMITestPro etc. Project LTE-eMBMS (Broadcast) service layer application testing : End to end full stack testing of LTE-eMBMS SDK and service layer application on various Qualcomm Chipsets Customer Qualcomm Period March’15 – May’16 Role Tester. Tools & Technologies ADT, API level 16 to 19, QXDM, QPST, QMI Test Pro, Test Planner Responsibilities 4. Integration and full stack testing of LTE-eMBMS Broadcast service (SDK) with Internal built android application. 5. Integrated feature testing like file download, DASH playing, e911, tune away, HIPRI etc. 6. Device flashing with new meta builds and verifying end to end setup to get the LTE signal, analyzing low level RF logs through QXDM, QPST, QMITestPro etc. 7. Modifying the TBS (test base station) templates for various feature testing. 8. Debugging full stack log messages to verify all the test cases and posting the result to the data base called test planner. Project Android Application Development & Testing : Push to talk application with Incident commander service on LTE-Direct Customer Qualcomm Period Dec’14 – Feb’ 15 ____________________________________________________________________________________ Dimitri Dey Page | 2
- 3. Role Developer and Tester. Tools & Technologies ADT , SDK API level 19 Responsibilities 1. Push to talk and Incident commander Android GUI implementation using MVC architecture. 2. Dealing with QDiscovery Service and SDK (Qualcomm private SDK) to interact with other devices through the LTE-Direct in both ‘Push To Talk’ and ‘Incident Commander Service’ android applications. 3. Dealing with NDK projects like QDiscovery SDK, Service and LTEDSimulator to transmit audio. Project Android Application Development & Testing : 1. Beverage Management Project With TCS SQL Server And Testing With Automation Test cases 2. Hybrid Application POC Project Customer R&D Project Period Jan’14 – Nov‘14 Role Developer and Tester. Tools & Technologies ADT, IBM Worklight, Cordova Responsibilities 1. Dealing with various android features like service, intends, databases, content providers, list view, custom adapter, custom dialog box, asynctask, sending mail, SQL server polling, XML generating and sharing to shared folder, in Beverage Management Project. 2. Making POC of Hybrid Application (Cross Platform) in IBM Worklight. Making Android base Hybrid Application in IBM Worklight using HTML5, CSS, Java Script. (Overview) 3. Leading The Beverage Management Project making the design architecture, implementing the relative databases, polling the TCS SQL server by making a separate project of service which will interact with main beverage project through contend provider. Dealing widgets & major components of android. 4. Integrating the barcode reader (NDK project) to connected health project and testing. ____________________________________________________________________________________ Dimitri Dey Page | 3
- 4. 5. Understanding the Hybrid Application to make common project for cross platform. Making Android base customize project in IBM Worklight using HTML5, CSS, Java Script. Project LTE Physical Layer Porting & Testing Customer R&D Project Period Jan’12 – Dec ‘13 Role Tester. Tools & Technologies Code Warrior (Multi Core Multi DSP MSC 8157 & BSC 9132 Freescale card), Visual Studio 2008 Responsibilities 1. Porting of the Downlink channels on the Freescale Platform. 2. Integration of all DL channels single handedly as well as integration testing. 3. Testing of the DL channels in terms of functionality and performance. Debugging and Optimization. 4. Memory management in full multi core DSP is single handedly done for DL & UL. 5. Understanding the LTE architecture through LTE 3GPP specification and FAPI interface (overview). 6. Making separate project for hex dumps after parsing XML files which act as a THINL2 (Static MAC Scheduler). 7. Making document of call setup procedure with physical channel prospective. 8. One International Paper as a co author and one TACTICS paper as a main author (describe below). 9. Understanding the Core partitioning, memory optimization, Board level device APIs. 10. Overview of MBMS architecture as per LTE. 11. Making perl (basic perl commands) script for auto generating testing environment. Project LTE eNodeB and UE Protocol Stack Development Customer R&D Project ____________________________________________________________________________________ Dimitri Dey Page | 4
- 5. Period Nov’11 – Jan’12 Role Developer and tester Tools & Technologies ASN.1 objsys libraries Responsibilities 1. Understanding the system level messages from/to RRC Layer in both downlink and uplink direction. 2. This includes modification of the population, parsing, context and database creation functions for DL and UL Channels. e.g includes UE Capability Enquiry, Security Mode Command etc. 3. Understanding the mapping among the logical, transport & physical channels. 4. Testing and debugging of the failed scenarios 5. Changes in the below layers for providing support to the RRC Messages in the RRC format. 6. Understanding the ASN.1 format encoding and decoding of these RRC messages. Project LTE UE Conformance Testing Customer R&D Project Period May’11 – Nov’11 Role Developer and tester Tools & Technologies TT Workbench Professional, Linux Fedora 2.6.18 OS, Language C, ASN.1 Libraries Responsibilities 1. Understand overview of the RRC specifications (RRC- Message Flows) 2. Understand the ETSI Test Suites TC_7_1_3_3 RRC Connection Request and make it for execution 3. Write the State Machine in C for responses and sending the new events (System Simulator – eNodeB) 4. Perform end-to-end testing for the UE Basic Software Skill :- ____________________________________________________________________________________ Dimitri Dey Page | 5
- 6. Languages C, Android Java, Platform OS Linux – Ubuntu, Windows Database High Level DB2-Admin And BASIC SQL. Tools QPST, QXDM, QMI test pro, eCommander, Prism, Jira, Github, Tera-Term, SVN, Win-scp, Notepad++, Code Warrior (ver 10.2.10), C in Linux, ASN.1 Library, TTC?N-workbench Technical Papers: 1. Technical Presentation has been made for “Call-Setup In LTE Through RRC & Physical Layer”. This paper is already published in TCS internal official website. 2. Technical White paper “LTE eNode-B Physical Layer On A Multi-Core DSP” selected for the publication in TACTICS 2014. 3. International Paper “Forward-Looking SoC-based PHY Architecture for Macro and Small Cell LTE” published in Design & Reuse (D & R) website in 2013. Same paper is modified to publish in TCS & Arena International website. ____________________________________________________________________________________ Dimitri Dey Page | 6
- 7. Languages C, Android Java, Platform OS Linux – Ubuntu, Windows Database High Level DB2-Admin And BASIC SQL. Tools QPST, QXDM, QMI test pro, eCommander, Prism, Jira, Github, Tera-Term, SVN, Win-scp, Notepad++, Code Warrior (ver 10.2.10), C in Linux, ASN.1 Library, TTC?N-workbench Technical Papers: 1. Technical Presentation has been made for “Call-Setup In LTE Through RRC & Physical Layer”. This paper is already published in TCS internal official website. 2. Technical White paper “LTE eNode-B Physical Layer On A Multi-Core DSP” selected for the publication in TACTICS 2014. 3. International Paper “Forward-Looking SoC-based PHY Architecture for Macro and Small Cell LTE” published in Design & Reuse (D & R) website in 2013. Same paper is modified to publish in TCS & Arena International website. ____________________________________________________________________________________ Dimitri Dey Page | 6