SUMMARY

• Overall 10+ years of experience in IT industry which includes experience in C/C++, object oriented analysis and design (OOAD).
• Experience in designing and developing middleware components for Telecom systems, using C, C++, STL, multithreading.
• Solid experience in designing, implementing and supporting complex secure infrastructure solutions based on Microsoft and Linux/UNIX platforms.
• Experience in performance improvement, memory leak fixes
• Good understanding of network (NSS) elements in GSM, GPRS, Mobile internet and mobile broadband and protocols like SIP, GSM and SS7. Work experience on large 3G, LTE, IP Multimedia subsystem and VoLTE network.
• Good noledge on 3GPP R12 and network structure.
• Good noledge on 3GPP R12 and network structure.
• Extensive experience in Functional testing, GUI testing, Integration Testing, and Regression testing, System testing, User Acceptance testing, End - to-End testing, in different stages of Software Development Life Cycle.
• Good understanding on real time charging PCRF and PCEF.
• SDLC model - Agile, water flow, iterative model
• Self-starter / demonstrated ability to initiate and drive continuous improvement
• Strong communication skills. Strong debugging and problem resolution skills
• Technical involvement in new business proposals.
• Clear case management and monthly metrics analysis.
• In depth understanding of teh Telecom domain.
• Good exposure to offshore delivery model.
• Business development and problem solving skills.
• Experience in Unix based development environment (Unix, Shell, Perl,Python)
• Exposures to quality standards and Information systems audit
• Developed tables satisfying teh various Normal forms and complying with referential integrities.
• Motivated to take independent responsibility as well as to contribute to be a productive team member. Strong Team building and mentoring skills and excellent Team leadership capability.
• Strong Logical and Analytical Reasoning Skills, Excellent Management skills, Excellent Communication with good Listening, Presentation and Intrapersonal Skills.
• Ability to work in a team environment with strong interaction and collaboration skills.
• Proficient in writing test plans and test cases and performing manual testing.
• Self-starter, fast learner and a team player with strong personal and group communication skills.
• Worked on different operating systems like UNIX/Linux, Windows XP and Windows 7.
• Expertise in RDBMS design and modeling with SQL Server, MySQL, Oracle, DB2, databases.
• Involved in gathering and analyzing user requirements and preparing teh SRS for teh team

TECHNICAL SKILLS

Operating Systems: Linux, Solaris, UNIX, Windows

Languages: C, C++,JAVA Perl, Shell scripting,Python,NoSql

Technology: TELECOM domain-Telecom Billing system, INAP, CAMEL, 3G,4G, SS7, GSM, GPRS, LTE,VoLTE, UMTS, VOIP protocols SIP, H.323, Megaco,PCRF/PCEF.

Case Tools: CppUnit, Clear case, Cscope, Etheiral, Rdscope, SVN, Make, GCC, GDBIBM tools: Remedy tools, Mercury tool (Quality control tool), Rational clear case, Citrix tools, and Ultisim call simulator.

Tools: & Utilities: Protocols: SIP, H323Tools: Etheiral, Sip-h323 message log viewers, net messenger, net meeting, MS office visio (Design teh service maps). SOAP, HTTP, UI, Wireshark, ATF, JSON, REST client.

Database: MySQL, Pl/Sql, Oracle, VoltDB

Domain Knowledge: Telecom applications, 3GPP R12 and network structure.

Intelligent networks: Prepaid IN system and CAP,PCRF for LTE network.

Applications: Telecom billing, Data Mediation, Mobile Internet, Mobile broadband (Content service Gatway-CSG), USSD services (Bundle management), SMSB service.

PROFESSIONAL EXPERIENCE

Confidential, Atlanta

Sr. Software Developer

Responsibilities:

• Design, configure and implement operational support systems for teh integrated BSS/OSS system
• Provide guidance to test teams (network integration tests, interoperability tests and feature acceptance tests).
• Analyze and report issues in lab environment’s as well as production using tools and KPIs.
• Perform maintenance activities
• Perform remote diagnostics and troubleshooting.
• Processed Skyfall cricket records for LTE network elements.
• Performance optimized using PL/SQL in data mediation systems.
• Provide subject matter expertise on mobile network related subjects.
• Extensive use of PL/SQL and Created Oracle Stored procedures for migration of teh old customers.
• Records processed and sent to downstream TLG,NBI,ICORE,
• Develop customize utilities using teh Python, C, C++, UNIX shell scripts, Perl scripts to handle teh production issues.
• Worked closely with teh Configuration Management team for Production install of New Code and other web services.

Environment: Linux, Oracle, C/C++, Perl, Shell,Python,LTE,UNIX, Remedy tools, Mercury tool (Quality control tool), Rational clear case, Citrix tools,VOIP,SIP, Eclipse IDE, SOAP, HTTP, UI, Wire shark, ATF, Nosql JSON, REST, Monitoring voice, data & video calls.

Confidential, Atlanta

Sr. Software Developer

Responsibilities:

• Preparation of Use Case, Application Design Documents (ADD), mapping documents, Interface diagrams /models for all teh interfaces.
• Designed/Developed changes in teh Golden Gate to support teh Conflict Detection resolution
• Develop LTE solution on Balance Manager.
• Integration of Balance Manager Solution with Amdocs Ensemble and ATT telegence.
• Extensive use of PL/SQL and Created Oracle Stored procedures for migration of teh old customers.
• Developed WSDL for teh web service to talk to other applications using XML and web service standards
• Development of Sy (A diameter based protocol) interface that allows quota management.
• Design and Developed a Batch Job using Java and JDBC which reads records from database and calls different API
• Designed/Development of teh DUOP pull process. This process basically pulls Billions of CDR’s from teh mediation Database to teh DUOP ENV.
• Design and development of real time notifications, speed-tier/speedup plans support and managing balances through teh Balance Manager
• Preparation of Use Case, Application Design Documents (ADD), mapping documents, Interface diagrams /models for all teh interfaces.
• Implementing teh post-paid (Monthly Recurring Charges)/pre-paid (Session Based Pricing) subscriber changes in teh Balance Manager.
• Develop customize utilities using teh Python, C, C++, UNIX shell scripts, Perl scripts to handle teh production issues.
• Worked closely with teh Configuration Management team for Production install of New Code and other web services.

Environment: Solaris, Oracle, C/C++, Perl, Shell,Python,LTE,UNIX, Remedy tools, Mercury tool (Quality control tool), Rational clear case, Citrix tools,VOIP,SIP, Eclipse IDE, SOAP, HTTP, UI, Wire shark, ATF, Nosql JSON, REST, Monitoring voice, data & video calls.

Confidential, GA

Sr. Developer

Responsibilities:

• Involved in Code reviews, fixing defects and enhancing application performance.
• Requirement analysis for incoming new requirements/requests for subscriber’s policy management, design and implement teh solution using C++ scripting and Openet Policy Manager. (Outbound roaming features, service installation, QoS)
• Maintain different versions of CPM3.X, CPM4.X and CPM5.X and deliver to Cisco for every releases for any requirement/request implemented.
• Setup environment for QA/testers to be able to conduct testing which includes installation of teh patches, database update and deployment of policy tags and workspace.
• Act as first contact point for testers (solution and environment issues).
• Involved in preparing teh design documents of teh project as well as preparing teh SRS with teh team.
• Participated in teh presentation of teh project to teh client and explaining them teh various aspects of teh project.
• LTE test cases preparation and worked closely with lab during end-to-end execution.
• Automated LTE test cases using JMeter.
• Debug teh call flow of Diameter messages between PCRF and PGW.
• Provided On-call Support to customer during Hardware upgrade and application set up • Individually executed Load and Performance Tests of diameter messages in teh PCRF
• Working in Installation and bringing up teh PCRF in multiple Application nodes.

Environment: Solaris, Oracle, C/C++, Perl, Shell, UNIX, DSD, Alcatel Platform, Remedy tools, Mercury tool (Quality control tool), Rational clear case, Citrix tools,voip,sip,and Ultisim call simulator, Eclipse IDE, SOAP, HTTP, UI, Wire shark, ATF,UTF, JMeter, REST client.

Confidential

Application Consultant

Responsibilities:

• To analyze teh customer requirement and Design, development.
• To participate in all teh processes from HLD and DSD phase until teh implementation (Deployment) of workable solution in order to successfully handing over of teh developed system.
• Analyze teh monthly metrics for various services.
• Managed Testing Activities using Test Link.
• Worked in various phases of software development phases like impact analysis, estimation, architecture and design, development, testing and support.
• Day to day capacity management process employed to ensure no risk or degradation to service performance. Interactions with various teams - communication flow. Visibility of issues. Links with Business, Operations, and Delivery teams, Revenue Assurance and BI. Remedial action taken. Any improvements that could be made to this activity

Environment: Solaris, Oracle, C/C++, Perl, Shell, UNIX, DSD, Alcatel Platform, Remedy tools, Mercury tool (Quality control tool), Rational clear case, Citrix tools, Redknee product(SMSB,MMSB,CSG), Eclipse IDE, SOAP.

Confidential

Application Consultant

Responsibilities:

• Designed and developed new futures/price plan for O2 Participated in development of new price plan scripts based on competition from other telecom services.
• Participated over deployment of various patches in Alacatel-IN
• Technical prime for all Alcatel-IN OSP seps. Complete ownership of IN services like bss20, ocg, caprtccprep, rtccprep etc.
• Worked in various phases of software development phases like impact analysis, estimation, architecture and design, development, testing and support.
• Performed database programming using SQL Server.
• Involved in Code reviews, fixing defects and enhancing application performance.
• Prepared teh documentation for teh project as well as delivered teh presentation.
• Involved with teh QA team to ensure quality and efficiency.
• Developed test plan and test case for teh project as well as performed manual testing.
• Handled project management activates like multi-site coordination, customer interaction and mentoring a team.
• Be able to self-organize and work effectively within a small team with minimal supervision

Environment: Solaris, Oracle, C/C++, Perl, Shell, UNIX, DSD, Alcatel Platform, Remedy tools, Mercury tool (Quality control tool), Rational clear case, Citrix tools, Redknee products(SMSB,MMSB,CSG), Eclipse IDE, SOAP.

Confidential

Sr.Software engineer

Responsibilities:

• Responsible for understanding teh scope of teh project and requirement gathering
• Requirement Analysis and Designing and coding.
• Coordinating between team member, client and project manager.
• Conducted Telecon and Webex session with client for requirement clarification and project updates.
• Research and analysis of teh specifications provided by teh clients for enhancing back office performance.
• Performing bug fixing, Regression and Functional Testing and maintaining Test Specification and Test Reports
• Be able to self-organize and work effectively within a small team with minimal supervision
• Handled project management activates like multi-site coordination, customer interaction and mentoring a team.
• Be able to self-organize and work effectively within a small team with minimal supervision

Environment: Solaris, Oracle, Perl, Shell, UNIX, Remedy tools, Mercury tool (Quality control tool), Rational clear case, Citrix tools, WinSCP 5.0.7, Putty, Eclipse IDE, Lotus Notes 8.5.

Confidential

Software engineer

Responsibilities:

• Performed database programming using SQL Server.
• Involved in Code reviews, fixing defects and enhancing application performance.
• Worked with UML for Analysis & Design with OOP methodologies.
• Worked with SQL queries, views, functions, indexes, cursors and triggers.
• Involved in teh development of a user friendly GUI.
• Created stored procedures and PL/SQL statements to interact with teh MySQL database
• Performed detailed study and analysis of functional and business requirement.
• Prepared teh documentation for teh project as well as delivered teh presentation.
• Involved with teh QA team to ensure quality and efficiency.
• Developed test plan and test case for teh project as well as performed manual testing.
• Environment:

Environment: Solaris, Oracle, C/C++, Perl, Shell, UNIX, Remedy tools, Mercury tool (Quality control tool), Rational clear case, Citrix tools, and Ultisim call simulator, Eclipse IDE, Confidential Billing System

Confidential

Software engineer

Responsibilities:

• Requirement Analysis and Designing and coding.
• Coordinating between team member, client and project manager.
• Conducted Telecon and Webex session with client for requirement clarification and project updates.
• Research and analysis of teh specifications provided by teh clients for enhancing back office performance.
• Performing bug fixing, Regression and Functional Testing and maintaining Test Specification and Test Reports
• Be able to self-organize and work effectively within a small team with minimal supervision Performed detailed study and analysis of functional and business requirement.
• Prepared teh documentation for teh project as well as delivered teh presentation.
• Involved with teh QA team to ensure quality and efficiency.
• Developed test plan and test case for teh project as well as performed manual testing.
• Environment:

Environment: Solaris, Oracle, C/C++, Perl, Shell, UNIX, Remedy tools, Mercury tool (Quality control tool), Rational clear case, Citrix tools, and Ultisim call simulator, Eclipse IDE, Confidential Billing System.