HARIKA CHITTIMELLI

469-***-****

acqml0@r.postjobfree.com

Experience Summary

Skilled software professional with 6+ Years of experience in software development using C, C++, C# and .NET Technologies and database management using T-SQL and PL-SQL.

Proficient in Object Oriented Programming concepts.

Experience in programming with .NET Framework using C#, ASP.NET, MVC, ADO.NET, Entity Framework, VS 2005/2008/2010/2012, IIS 5, 6 and 7.

Experience in building Web Services, WCF Service, WEB API2, SDK interfaces and Windows services.

Experience in developing User Interfaces using ASP.NET, AJAX, HTML/DHTML, CSS, JavaScript, JQuery and XSD.

Expertise in using ADO.NET objects such as Connection, Command, Data Reader, Dataset and Data Adapter Objects.

Strong algorithmic and problem solving skills using efficient data structures. Strong debugging and analytical skills in windows and web technologies.

Expertise in implementing QA methodology for SDLC and STLC and have valuable experience in Test Planning, Designing Test Cases, Test Execution, Traceability Matrix, Reporting and Tracking Defects.

Have good experience in all stages of implementing Software Development Life Cycle (SDLC).

Experience in using C# features like LINQ, Extension Methods, Lambda expression etc.

Experience in developing Web Forms, Win Forms, User Controls, Custom controls using C#.

Experienced in SQL Server 2008/2005,Oracle 10g/9i database design, development of Schemas, Tables, Views, Indexes, UserDefinedFunctions, Stored Procedures, Writing Embedded queries in code, Cursors and Triggers.

Expert in version control tools like TFS, SCME and Rational ClearCase.

Experience in working on UNIX/LINUX development environment.

Strong understanding and experience in shell scripting.

Experience in developing, debugging multi-tier applications using C#.Net, Multithreading, and Agile/Scrum programming methodologies.

Good Experience in developing stored procedures to improve performance of site.

Quick learner and excellent team player, ability to meet tight deadlines and work under pressure.

Possess strong hands-on background in Production Support environments and meeting customer’s needs, participated in stretch assignments for providing immediate workarounds to the issues reported

Education

Bachelor of Engineering in Electronics and Communications, India – JNTU University.

Technical Skills

.NET Technologies

ASP.Net MVC 4.0, ASP.Net Web APIs, ASP.Net 4.0/3.5, SDK interfaces

Programming Languages

C,C++,C#, Pro* C, ASP.NET, SQL, T-SQL

Scripting

JavaScript, JQuery, Shell and Perl Script

Database

Oracle 11g, Microsoft SQL Server 2010

Web Technologies

HTML, XSD, WSDL, XML

Development Methodologies

Structured, OO programming, Waterfall design Model, Agile Scrum Model

Operating Systems

Sun Solaris, Unix, Linux, Windows XP Professional/98/2000/NT

Protocols

TCP/UDP/IP, SMTP, SIP, ISDN,SS7,WIN, Messaging Queues, IPC,TCAP, Connect Direct, SOAP

Source Code Management

TFS, Sablime SCME

Professional Experience:

Client: NEC, TX

Jun 13 – Mar 15

Project: RISE

Role : Sr .NET Developer

This is a windows application for Seven Eleven retail stores. The project is called RISE (Retail Information System Evolution) which addresses the 7-Eleven retail business needs through the collaboration of technology and software. The systems contain an ISP (In store processor - server) along with POS terminals, scanners, order tracking terminals, safe deposits and media readers. The ISP business suite is developed using .NET 4.0 framework with C# and WinForms on VS 2010, Entity Framework 4.1 and ASMX Web Services/WCF for communication with server and Oracle 11g for database management. This is a migration project where the ISP which was in legacy system (UNIFACE) with SQL server has to be migrated to .NET with entity framework 4.1 with Oracle as Database.

Responsibilities:

Analyzed and evaluated systems specifications and business process functionality requirements and data mappings and leveraged that information to technical design documents and system design documents for development and enhancements of new/existing functionalities.

Creating Mock up’s for the documents using Visual studio for the requirement documents.

Help onshore/offshore coordination calls to get the ETA’s for business requirement and estimates for new features.

Schedule meetings with Seven Eleven (both business users and technical users) to get the documents signed off for the Technical design and development phase.

Built Windows application using ASP.NET, C# and .net framework 3.5, 4.0.

Design and development of various screens, reports and batches for cash management application using C#, Winforms, EF and web services.

Used MVC Model and created Web Services to interact with DAL layer.

Developed User controls for common functionality

Design and development of stored procedures, packages and functions using Oracle PL/SQL to carry out the mapping process that consolidates the overall sale information and sends the information to 7 Eleven at the end of business day.

Used LINQ, Multi-threading, Extension methods in C#.

Used Team Foundation Server as source control repository.

Following development guidelines and doing peer code reviews for design and development.

Creating flow diagrams using Visio for system design documents and Functional design documents.

Created issues in SharePoint and updating them, linking these issues with work items on TFS while coding to keep track of these issues

Supporting System Test, Partner Integration Test and UAT testing phases by fixing the defects and working closely with them.

Handled all types of Production Issues by fixing defects.

Environment: Scrum Agile Methodology, VS 2010/2012, Framework 4.0/4.1, ASP.NET, C#, Oracle 11g, LINQ, Web services, JavaScript, XML, SQL, TFS

Client: Verizon, TX

Jan 12 – Dec 12

Project: CoFEE Anywhere

Role : Sr .NET Developer

Retail COFEE application provides a web based environment for Consumer Call Center representatives to take orders. COFEE Anywhere is a high-performance; Web based desktop ordering System used for installing, changing, moving, or disconnecting telephone, Data (Internet), Broadband and Video service of retail Consumers and Business customers. The application’s main goal is to provide a single interface for the call center representatives to quickly and efficiently handle all types of customer requests.

Responsibilities:

Study of CR (Change Request) documents and building R2R (Response to Requirement) documents for understanding the enhancements.

Involved in Software development life cycle (SDLC) of application from design phase to implementation phase, testing, Deployment and maintenance phase.

Participated in daily Scrums with the whole team to discuss about the progress of the application development, specks to be taken care and specks that already completed.

Designed the application as 3-tier architecture with extensive use of Object Oriented programming techniques.

Built Web application using ASP.Net, C# and .net framework 4.0.

Tasks involve migration of the components from VB 6.0, VC++ 6.0, gawk306x, LEIF, orbix3.3.7, .Net 1.1,.Net 2.0 to .Net 4.0 and SQL Server 2005 to 2008 by re-coding the SQL queries (stored procedures, views and user-defined functions) to make them SQL 2008 compatible,

Responsible for Production deployments by doing Health Checks and code drops for SIT, UAT, ITO and CETC.

Effectively created easy to use, reusable controls and Master Pages and integrated them into ASP.NET web pages.

Used MVC Model and created WCF Services to develop design and code the end to end business requirements

Developed the WCF Service Interface called PaymentService where in we had all the service methods to connect to the database and bind the data to the View.

Designed the application based on 3-tier design rules exposing the business Layer as WCF services and defining custom business rules.

Participated in the design of the framework for CoFEE migration

Developed the independent WCF (Windows Communication Foundation) services and defined Service Contracts.

Created Web Methods using Web Service and deployed the Web Service on IIS in the production server.

Developed Entities, Controls for objects like Account, Order, SQE, Customer information etc in the Framework

Implemented design patterns and the entire backend of the application in C#.NET, using various object oriented features like classes, interfaces, inheritance, polymorphism etc

Made the builds and deployed the applications in test, stage and Production servers.

Code designed as per PCI security standards; Code verified with Rational AppScan Plugin before checking in the code to verify security on Customer sensitive information.

Performed unit testing, integration testing and regression testing by applying test cases.

Environment: VS 2008, Framework 3.5/4.0, ASP.NET, C#.NET, SQL Server 2008 R2, ADO.NET, WCF, Web services, VB Script, JavaScript, XML, IIS 7.0, Rational Clear case 7.1, CMIS Web tool Rational AppScan Plugin 8.0

Client: Verizon, TX

Mar 11 – Dec 11

Project: Retail CoFEE Ordering & Billing

Role : .NET Developer

Retail COFEE application provides a Client-Server integrated environment for Consumer Call Center representatives. Retail COFEE is a high-performance Windows and UNIX based Ordering System used for installing, changing, moving, or disconnecting telephone, Data (Internet), Broadband and Video service of retail consumers. The application’s main goal is to provide a single interface for the call center representatives to quickly and efficiently handle customer requests.

Responsibilities:

Involved in Production support (24/7), Analyzing the issue and providing the solution

Analyzed and resolved critical Incident reports on timely basis

Implemented N-Tier architecture (UI Components, UI Process components, Business Components, Data Access Layer, Service Agents, Data Source and Services) to implement the project.

Involved in development of Data Access, Business and Application layer using LINQ, VB.Net and ASP.Net.

Involved in the Design & Development of Web Services using Windows Communication Foundation (WCF) to create client interface.

Experience in Design and Development of GUI (Graphical User Interfaces) using C# Win Forms and ASP.Net Web Forms.

Involved in Restart team (Application crash on abnormal scenarios) to increase the Restart Percentage and performance of the application

Increased the performance of Application by tuning the Logic.

Used and Designed ASP.Net Web Service using C# while implement business logic middleware

Investigating data issues in Production, Recreating issues in Dev environment and troubleshooting the issues.

Experience in exploring .NET exceptions into SOAP faults using WCF mechanisms for translating.

On Call Support for the Application on a weekly basis for every month.

Interacted with Rep’s in chat support for the Data centers to provide workaround when they are unable to proceed.

Performed Regression Testing and Integration Testing on the SID’s

Implemented user defined ATL COM objects (DLLs) which encoded business logic in library of functions to fetch, retrieve, add / update data using extensively embedded SQL scripts inside the C#.net Code.

Responsible for Production deployments by doing Health Checks and code drops for SIT, UAT, ITO and CETC.

Worked on escalated issues and provided resolution on time

Did Unit Testing and Integration Testing of the system.

Design, Planning and coordinating production moves for new Requirements.

Environment: ASP.Net 2.0/3.5, C#.Net 1.1/2.0/3.5, IIS 6.0/7.0, SQL Server 2005/2010, Java script, VB.net, Unix, Rational Clear case 6.14.2, CMIS Web tool, MS Visual Studio 2008, MS Office XP/2007/2010.

Client : AT&T, Middletown, NJ

Sept 08 – Sept10

Project : Business Maintenance Platform(BMP)

Role : Application Developer

BMP supports limited provisioning and maintenance processes associated with the switched, private line, nodal, dedicated, Private line, data (IP), high speed data (ATM, Frame Relay, International Packet), International private line services. BMP will provide a single service database in support of some provisioning and all maintenance work center activities. The advent of the single service database eliminates the synchronization of multiple stand-alone databases previously utilized by maintenance technicians. BMP also provides data quality control with an automated loop-back to engineering to correct critical data elements.

Responsibilities:

Worked on Coding with C, Pro C and C++ for server side with UNIX environment.

Performed Unit testing and Integration testing for the code.

Good Communication with other applications while Integration testing.

Generate Executable using NMAKE.

Install New/rebuild executables in test environments to ensure defect less code.

Trouble shooting cluster related problems by checking log files.

Attended the review calls of Business Requirement Documents and System Requirement Document and also raised the defects according to my application knowledge.

Provided Support for the User Acceptance Testing done from the client end.

Prepare and review the Final Deployment document for production servers.

Supported the Installation of final code in Production servers.

Resolving critical problems, performing root cause analysis, documented solutions and provide preventive Measures

Involved in writing Shell and Perl Scripts for scheduling jobs

Scheduling jobs using crontabs as per application team’s requirement.

Worked with other companies like Verizon for integration with AT&T.

Knowledge sharing with peers and participate in 24x7 on call rotation

Active in tracking and resolving the issues raised by the users during on call.

Working with Project Managers /Leads on multiple complex projects until Go live

Generate the XML files with the XSD as input.

Send and receive the feed files to/from other Applications through Connect Direct.

Application Level –II support – working on the ticket get the more details from the ticket, If the Order needs to fill make sure it’s get done and correcting the errors

Provided support for external Production Support team.

Worked on Remedy Trouble Management and Change Management Services.

Attend weekly status calls for the tickets raised by the users and actively participated in resolving and closing many of the tickets.

Tested the changes and new functions added on GUI with co-ordination of testing team

Preparing disaster recovery plans, organizing tests and evaluating the disaster recovery test results

Prepare the Design Document, Unit Test and Integration Test Documents with the input of System Requirement Document and review it with all my team members.

Track the defects of my documents raised in Rational Clear Quest.

Maintained all the SDLC phase wise documents along with revisions.

Presented all the documents with good quality which are up to SCM standards.

Technologies: C, Pro*C, C++, XML, UNIX, Sablime, NMAKE, GDB, Rational Clear Quest, Oracle 9i, Perl, Shell Script, IAMPS Ticketing System, Connect Direct.

IBM, Bangalore, India

Apr 07 – Aug 08

Project : Results Management Information Network(RMIN)

Role : Design/Application Developer/Tester

RMIN is an interactive windowing application designed to provide quick and easy access to current and historical trouble ticket and inventory information. The RMIN reporting system currently displays maintenance results from BMP closed tickets, International Inventory reports/results from PTS and ASR Local Inventory reports/results from BMP Report server.

Responsibilities:

Implemented the logics using Pro*C, C++ and SAS for server side with UNIX environment.

Generate Executables with MAKE and install it in test environments.

Perform Unit testing and System testing for the code in server side and in GUI level.

Worked with other applications for System testing.

Performed Development, Installation, configuration and Maintenance of the Application Code in Production Servers.

Preparing disaster recovery plans, organizing tests and evaluating the disaster recovery test results

Coordinated with Database administrators in resolving call-out issues

Wrote Shell scripts for system maintenance and automation of server & training processes

Using acquired skills to prioritize and resolve issues in a timely manner and documenting the works performed

Knowledge sharing with peers and participating in 24x7 on call rotation.

Have written SQL query in order to search the prescription on the basis of Rx number in the new function

Involved in writing Shell Scripts for scheduling jobs

Scheduling jobs using crontabs as per application team’s requirement.

Monitor the jobs scheduled at server level.

Send and receive the feed files to/from the other Applications through Connect Direct.

Involved in software installations, maintenance and upgradation of different OS system

Created and resolved trouble tickets using Remedy trouble management service and worked with vendors to solve complex issues.

Fixing of Bugs that popped up while KlockWork.

Provided support for the User Phase Testing and came out with Zero Defects for many releases.

Involved in exception management, troubleshooting and bug fixing activities

Understand the Business Requirements and write the System requirement documents.

Interacting with client and users on regular basis for the new requirements, Change in requirements and issues.

Prepare the Design Document, Unit Test and System Test Documents with the input of System Requirement Document and review it with all my team members.

Maintained all the SDLC phase wise documents along with revisions.

Work with other team members to share the technical knowledge to enhance the support

Technologies: C, Pro*C, C++, SAS, XML, UNIX, Sablime, MAKE, GDB, Oracle 9i, Shell Script, Remedy Trouble Management Ticketing System, Connect Direct.

Certifications:

CPP

AIX/UNIX

Introduction to Oracle 9i:SQL

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