Sr C-C++Linux -Developer
- 1. Mohammed Tufan Ali 1364, Shady Ln, Apt 1102, Bedford, TX, tufan1010@gmail.com SUMMERY Dedicated technical professional having 15+ yearsof Informational Technology experience, committed to maintaining cutting edge technical skills and up-to-date industry knowledge. Extensive experience with multiple technologies – C/C++, Python, GTK/QT, Pro* C, UNIX/Linux - Shell scripting, PL/SQL, Oracle and Hadoop databases. Displayed and proved capability to learn any new technology and work on it in a matter of few days. Hands on experience in implementing advanced C++ Code, STL libraries such as Vector,List, map, stack,deque and Boost libraries in projects Strong exposure on Python programming in Django frame work, Python Mock Test, Python Automation Test, C++ Google Test/CPP Unit Test, YUM/RPM/APTITUDE commands, GUI Squish Test using Python. Strong exposure to software development tools like Toad, Clear Case, Eclipse, SVN Tortoise, GIT, putty, VNC Viewer, XML Parsing etc. Very good experience in Front end UI development using C/GTK, C++ along with QT/MFC and Java Script/HTML/CSS. Experience in working with Sybase, PL/SQL and Oracle Databases. Experience on writing complex Query, Crystal reports, stored procedures and triggers. Strong in Object-Oriented Programming (OOP), Object Oriented Analysis, Design patterns and SDLC Work experience in Agile driven and Test Driven Development environment Fluency with data structures, algorithms, Exception handling, Memory Management and debugging using gdb and total view. Experience in inter process communication (Pipes, Message Queue and shared memory), multithreaded applications in C using IPC Synchronization mechanisms (semaphore, mutex etc), Socket Programming and developing applications over TCP-IP/UDP/CAN Bus protocol. Plenty of experience in automation of manual tasks, report generation, identifying improvement areas,requirements gathering, and working with the clients. Knowledge of investment banking and credit risk management concepts. Excellent understanding of Software Usability and designing user friendly GUI’s Experience in Handling customer calls and providing support for production and development issues, bug fixing, support and maintenance Keen to work on challenging assignments in any applications and would like to learn, grow and contribute towards the goal of the organization TECHNICAL SKILLS Primary Programming Languages: C/C++, Python, Java, UNIX Scripting (Shell, Python, Perl), PL/SQL. Operating Systems: Ubuntu 14.04/UNIX/LINUX/Sun Solaris, Microsoft Windows, HP-UX Database: SQL, PL/SQL, Sybase, Oracle 9i/10G, HBase/Hadoop Tools & Technologies: SVN Tortoise, Git, clearcase, GDB Server, Total view, valgrind, putty, VNC Viewer, TOAD, eclipse, YUM/RPM/APTITUDE, Jenkin, Rally, Google/Mock Unit Test, CPP Unit Test Other Programming Languages: Django (Python Web framework), Java, Java Scripts, XML/HTML/CSS Network/Systems Software: Message Queue, Rabbit MQ, Socket Programming, TCP-IP/UDP/CAN Bus IDE &Project Methodologies: Qt-Creator, Pycharm, Net Beans, Eclipse, Visual Studio, Agile, Scrum, Jenkins EDUCATION: Bachelor of Technology: Computer Science & Engineering from NIT Calicut, Kerala, India, 2000
- 2. PROFESSIONAL EXPERIENCE: Client: Sabre Holdings, Southlake, TX (Nov 2015 – till date) Job Title: Senior C++/Linux Developer- Contract Project: ATSEv2 Airline Pricing/Shopping: Sabre Air Shopping/Pricing utilizes the latest technology to offer the most comprehensive, automated, foreign domestic and international pricing package of any global distribution system worldwide. Booking requestsof complex form are sent to server. A rule engine determines the bestsearchresult according to availability and pricing. It’s associatedwith multinational flight services,currencies,and protocols. Various optimization algorithms are used at each level. Role: Responsible for developing, Design and unit testing of middleware and server side. Design and development of new features. Defect fixing and enhancement. Prototype and develop user interfaces, native applications and user interaction design for device applications. Provide system and application support, and troubleshooting issues. Responsibilities: My role is a software engineer workings on C++/C++11 on Linux. Working in airlines search, pricing, and shopping server development. Requirements understanding, design and development of new features. Enhancement of existing features as mentioned by customer. Defect fixing, and log analysis. Participating in status and planning meeting. Testing of self-developed modules and system testing. Understanding complex logic to implement new features and bug fixing Writing C++/C++11 code to add new features to the ATSEv2 project shopping and pricing. Writing XML schema file and parsing new tags in C++ code Enhanced existing logic for Validating/Non Validating carriers, Branded Fare, Multiple Fare per Itinerary etc Production support, bug/defect fixing, integration Performed Test Driven Development (TDD) in an Agile development environment Implemented CPP unit tests using in C++ code Performed code reviews and Integration Testing with Several Teams Used GIT extendedly to manage different repo branches, integrating many branches in one verifying successful build. Worked on Rally to create and maintain user stories, assigning task/user stories to developers and QA Performance Testing (LFE Test and Soak Test) Environment: C++/C++11, STL/Boost Library, putty, VNC Viewer, Unix/Perl Scripting, Python Scripting, CPP Unit Test, Total View/GDB for debugging, Git, Gerrit Code Review, JIRA, Jenkins, Rally/Agile methodology. Client: John Deere ISG, Urbandale, IA (Feb 2015 – Oct 2015) Job Title: Senior C++/QT/Python Developer - contract Project: GSix Software Development (Smart Display on John Deere Tractors): John Deere GSix/GreenStar Display is a display for Agricultural Management Solutions. The GreenStar system provides planning and reporting tools to record data about field conditions, tillage practices,spraying applications, fertilizer rates,seed varieties and populations, weather conditions and more. It comes with different apps like Guidance and Machine Control. The benefits of guidance and machine control are immediate, clear and proven with Lower fuel costs, reduced fertilizer and chemical usage, more sustainable farming and higher productivity and profitability. Role: I am working in Reprogramming team in John Deere Intelligent Solutions Group to upgrade the display from WR4 to WR5 using transition software and incremental updates. Our responsibilities also include to manage the software packages which comes in forms of rpms by installing/updating/upgrading/degrading from Application Manager from GUI display. Responsibilities: GSix Software Development (Smart Display on John Deere Tractors) Developed multi-threaded, and multi-process GSix software,both User Interface (UI) screens, and business logic using C++/QT
- 3. Used Model View Controller Architecture Developed Transition software using python, shell scripts and YUM/RPMto upgrade GSix Display from WR4 to WR5. Implemented logics to install/update/upgrade software packages in Reprogramming Application Manager using QT/C++ Created application screens using QT Widgets, custom JD Widgets developed at John Deere Production support, bug/defect fixing, integration, field visit to solve customer issues Performed Test Driven Development (TDD) in an Agile development environment Implemented several functionalities in Reprogramming application Created new UI Screens for Application Manager Implemented backend business logic functionality for the translation of messages for Application Manager Implemented unit tests using Python, C++ in Google test framework, Squish test in python to automate the GUI testing Performed code reviews and Integration Testing with Several Teams Used Tortoise SVN extendedly to manage different repo branches, integrating many branches in one verifying successful build. Environment: C,C++/QT, STL/Boost Library, Python, putty, Ubuntu 14.04, Unix Shell Scripting, Python Mock, Google Test/Mock, GDB server, SVN Tortoise, YUM/RPM/APTITUDE, GUI Squish Test using Python, Jenkins, Agile methodology, Windows Client: Port Authority of NY&NJ, Newark Intl Airport, NJ, USA (Jun 2013 – Jan 2015) Job Title: Senior C++/Linux/Database Developer - contract Project: Distributed Systems Management (DSM): DSM – is web based application software consisting Airport Security Access Control System (ASACS), Parking Revenue Control System (PRCS), Terminal Operation Management System (TOMS) and CCTV. This software facilitates the Airport Aviation Manager and operators to control and monitor health of ID Cross-match system, Employee ID access control, TOMS management, Alarm monitoring, Parking coupons and promotions, CCTV health information. The services for these systems include Business Analysis, Data Mining/Generating Reports, Application configuration, Network Design & Administration, Systems / Database Management, WEB Application Programming, Application Server Software and Deployment, Platform Migration, Alarm monitoring and Linux System Administration. This System is a faceplate for Airport Security system, Airport parking systems, TOMS and CCTV. Responsibilities: Understanding the requirement by talking to business and users and operators Design and develop user interface using C++/QT Design message formats to enable communication between front end and backend. Used multi-threading concepts and thread synchronization for alarm monitoring and CCTV health system. Developing Pro*C code for writing PLSQL/SQL query. Implemented Client-server architecture and used TCP/IP network programming Designed serversto handle business trading logic and realtime in memory database operations. The serversare designed using C++ techniques to give realtime feedbackto webfront-ends. Client Servertechnology used extensively to achieve many technicalrequirements. The serversalso communicated to back-end SQLserversthrough stored procedurescalled from C++ code Writing shell script programs to copy e-journals from all the parking lanes to sys-log server and displaying them on web pages. Systems / Database Management, Linux development and Administration Write SQL scripts for generating on demand reports requested by business users. Perform Disaster Recovery tests and Coordinate data base/application server migration. Data Mining & Generate Reports, Application Server Software Deployment and production support, bug fixing Integration of Oracle databases with main application. Involved in trouble shooting the issues and bug fixing programs in C++/QT Took leading role in organizing review meeting with the clients and development team Version control and issues tracking using SVN Tortoise Environment: C++/QT, C++ STL/Boost Library, C#/.Net,Linux, putty, TOAD,PL/SQL,Oracle, Crystal Reports, TCP/IP,Multi-Threading, Unix-Linux Shell Scripting, Pro* C, Windows
- 4. Client: Western Union, Montvale, NJ, USA (Feb2013 – Jun 2013) Job Title: Web Developer (C++/Linux) - contract Project: Western Union Agent Point of Sale (WUPOS): Western Union Agent Point of Sale is a web based UI application for money transfer. It consists of WUPOS, Tran slink, Host to Host, Money link, Hypercom, CSC applications. The WUPOS application sends Compliance Data to Tandem ID Server for data verification and validation. I am working aspart of WUPOSCompliance Teamto handle Compliance Data.Compliance Data capturedat Point of Sale (POS),which is enforced/validated, by ID Server (Host). The advantage is for faster / smoother transaction and processing time, as the compliance rules are stored in the middleware. Enforcement/Validation of data done based on Location of the agent, destination of the transaction and threshold limits (i.e. transaction amount at which compliance data is required for Send or Pay transaction). Responsibilities: Programming and Changing UI screens using C++/QT Used multi-threading and thread synchronization extensively. Able to debug and modify huge code for bug fixing Programming oracle databases and writing scripts using SQL, PL/SQL. Setup processes and procedures for DBA to maintain environment. Modifying and writing stored procedure and script to reflect changes in UI screen. Integration of Oracle databases with main java application. Involved in trouble shooting the issues and bug fixing programs in Java/Java Script Performed ongoing tuning of the database instances and SQL statements Took leading role in organizing review meeting with the clients and offshore team Had to follow up with DBAs in mails to run the scripts in different QA and UAT path Version control and issues tracking using SVN Tortoise Environment: C++/QT, Java/Ext JS/JQuery/HTML, UNIX Shell Scripting, Python, SQL/Oracle, Net Beans, Tortoise SVN, Windows Client: Center for Artificial Intelligence & Robotics, DRDO, Bangalore, India (Feb 2012 – Feb 2013) Job Title: Senior C++/Linux Developer Project: Coastal Surveillance & Decision Support System (CSDSS): CSDSS is web based UI application software to monitor the areas of high sensitivity and high traffic density along the coastline of India. A chain of Sensors Stations in the form of share Radars Stations with Electro optic surveillance system are being setup by the coast guard. CSDSS is a surveillance system for the coastline of India for generating an integrated picture of surface vesselmovements. It is a proof of concept for monitoring vessel traffic in littoral waters, along India's coastal line. Responsibilities: Involved in requirement gathering meetings, brainstorming sessions &detailed design meets Designed & Developed UI Screens for Simulation software using C++/QT, C#/.Net programming. Implemented python application for blackened script and automation test Developed Unix scripts to interface database and batch processing Designed & Developed UI Screens for web-based Simulator using Java, (Ext JS), JSON Hadoop/Hbase database programming and designing map reducers Integration of Hbase Database, RabbitMQ and LarkC with main application Involved in trouble shooting the issues and bug fixing problems in C++/Java programming Extensive use of Multi-threading, TCP/IP Socketprogramming, Thread Synchronization in C++ to readand incorporate Radar/Satellite data on the GUI screens Fine Tuning Hbase, SQL database and writing query/stored procedures. Do extensive code reviews and suggest optimization if needed. Coordinate with QA for testing and with operations team for production deployment. Frequent interaction with client for update and design decisions to meet deadline. Version control and issues tracking using SVN Tortoise Environment: C/C++/QT/Python, Java/Java Script, SQL/HBase Database, Indigo Eclipse IDE, SVN Tortoise, Shell Script/Java Script, C#/.net/SQL, Python, Cloud, Unix/Linux, Windows
- 5. Client: Center for Air Bourne System (CABS), DRDO, Bangalore, India (Apr 2009 – Feb 2012) Job Title: Senior C++ Developer Project: Data Handling and Display System(DHDS): AEW&C system senses the scenario and detects the targets at long range. After evaluating the threat, it guides interceptors, informs ground exploitation stations and informs other AEW&C aircrafts & other systems in the network. AEW&C consists of many subsystems like Primary Radar, Secondary Surveillance Radar,Mission System Controller (MSC), CSM(Communication support Measure),ESM (Electronic support Measure),DHDSetc. The DHDS comprises of five Operator Work Stations (OWS) connected to MSC via gigabit Ethernet. The DHDS receives track/plot/emitter data from the Radar/IFF,ESM and CSM systems via MSC through TCP/IP protocol and provides an Air Situation Picture (ASP) to the operators. This is a display where the ASP is displayed on the map overlays. Responsibilities: Involved in requirement gathering meetings, brainstorming sessions and detailed design meets with IAF (Indian Air Force) Provided technology solutions to the client and the design architecture Development of UI Screens using C++/QT on Unix Platform Developed pilot training programs using C#/.net/SQL programming Implemented Data Structures, Algorithms, Factory Pattern and Object-Oriented Design Followed DO178B Standard to meet level B & C and incorporated Mishra Rules in C Code Developed code using Socket Programming & Multi-threading Handled Concurrency issues and incorporated Multithreading Concepts. Took active part in fine tuning, performance tuning for TCP/IP and Socket programming Involved in trouble shooting the issues in production and bug fixing programs in C++, Multi-threading and QT Design the application with Class/Sequence diagram and Pseudo code through UML. Developed UI Screens to train pilot using C#/.Net programming Active part in code review based on DO178B standard. Version control and issues tracking using SVN Tortoise Building very good relationship with the team, customer and management Environment: C/C++/QT, STL Library, Unix/Linux, C#/.Net/SQL, Shell Script, TCP/IP & UDP, Multi- threading/Socket programming, SVN Tortoise, UML, Windows Client: Veeder Root, Danaher, USA (Dec 2006 – Mar 2009) Job Title: Senior C++ Developer Project: Tank monitoring and Leak detection System (TLS): TLS (NextGen) is a Software Solution for Veeder Root, a leading global supplier of automatic tank gauging and fuel management systems, including the Red Jacket brand of submersible pumps and pressurized line leak detectors. This software product gets more control of the fuel management services including Alarm management, Delivery Scheduling, Inventory Planning, Inventory Reconciliation, leasing and Variance Analysis. Responsibilities: Took active part in UI Development and coding using C++/STL/QT/C# in .Net/Unix Handled Concurrency issues and incorporated Multithreading Concepts. Implemented Data Structures, Algorithms, Factory Pattern and Object-Oriented design Developed ‘Watch-Dog’ tool to monitor the threads and synchronization Used STL extensively in the project Writing python code for mock test/automation test Took active part in fine tuning, performance tuning for Socket programming Involved in trouble shooting the issues in production and bug fixing programs Involved in all aspectsofSoftware development(SDLC) – Documentations, Coding, integration testing and peerreviews Coding, unit testing and integration testing of Touch Screen based GUI Screens,customized for an Embedded Device and for Desktop PC.
- 6. Version control and issues tracking using SVN Tortoise Building very good relationship with the team, customer and management Arranging & conducting training, technology updates & knowledge sharing. Communicating customers and conducting weekly review through teleconference. Environment: C++/QT, Python, Unix/Linux, Shell/Perl Script, TCP/IP, Multi-threading/Socket Programming, C#/.net/SQL programming, Message Queue,SVN Tortoise, XML, SQL Database,Python Automation Test Client: Citibank, London, UK (Jan 2006 – Nov 2006) Job Title: C++ developer Project: Fixed Income Derivatives System: This is a Citibank Derivative System (CDS) for Front End users. Using this system the user can book a dealusing different pricing screens like FRA (Forward Rate Agreement), Swap, Swaption, Caps and Floor and FX (Foreign Exchange). These are all the different products implemented in this derivative system. The risk management system runs a batch overnight to calculate risk with the deal. Responsibilities: Development of Front End GUI Screens and Message Boxes using C++ Development & Programming of different Custom Controls Took active part in fine tuning, performance tuning of Database Interfacing GUI, C++ Code and Sybase Database using advanced C++ libraries Enhancement & Development of code using advanced C++ Language. Implemented Data Structures, Algorithms, and Object-Oriented design Involved in trouble shooting of bug fixing programs in C++, Multi-threading Contributed for the System design documents reviews Involved in Documentations, Coding, integration testing and peer reviews Version control and issues tracking using Clear case Environment: C++/Sybase, Unix/Linux, Shell Script, Multi-threading/Socket programming, Clear Case Client: DLRL, DRDO, Bangalore, India (Oct 2004 – Jan 2006) Job Title: C++ Development Engineer Electronic Warfare System: The project is for a premier defense laboratory owned by the Government of India, dedicated to research,design and development of electronic equipment and software for the defense forces of India. Our team has been entrusted the responsibility of designing and developing sophisticated software for the Indian Air force, aimed at assisting them in a tactical warfare system. Responsibilities: Involved in the requirements gathering phase of the project, client interactions and preparation of the SRS, IRS and SDD Developed Front End UI Screens using C++/MFC Coding for the Signal Analysis Module and Messenger Module Involved in trouble shooting the issues in production and bug fixing programs Extensive use of Multi-Threading, Socket Programming and GUI’s for Report Generation Network Programming involving TCP/IP and UDP for broadcasting Training new resources and Communicating with client. Preparing status report and progress report of my team members Share and document the developed components. Used SVN for code repository Environment: Pro* C, C/C++, STL, Multi-Threading, Socket Programming Unix/Linux, Shell Script
- 7. Bharat Electronics Limited (BEL), Bangalore, India (Oct 2002 – Sep 2004) Job Title: C++ Development Engineer - onsite Project: Mission Critical Software: This software is used in the field of avionics. This system serves as a force multiplier by enhancing situational awareness of the defense forces. This system will provide early warning by detecting; identifying and classifying the threats present in the surveillance area and act as a command and control center to support Air Defense Operations. The system will also alert and direct fighters against threats and provide Air Situation Picture to commanders at the ground control segment of the Air Defense Direction Centers (ADDCs) through the Ground Exploitation Station (GES). Responsibilities: Development of High level and Detail Design for the software Participated in the architecture discussions with the vendor Involved in all aspectsofSoftware development(SDLC) – Documentations, Coding, integration testing and peerreviews Performed System Architecture, Designed and Coded in C/C++. Developed code for Socket Programming and multi-threading programming Coded business logic, validations, handlers and interface modules to connect with external and internal systems Designed, coded and tested both Client and Server TCP sockets for inter process communication. Implemented Data Structures, Algorithms, and Object-Oriented design Enhancement & Development of code using advanced C++ Language. Training new resources and Communicating with client. Used tools SVN for code repository Environment: Pro*C, C/C++, STL, Multi-Threading, Socket Programming and Message Queue Bharat Earth Movers Limited (BEML), Bangalore, India (Oct 2000 – Sep 2002) Job Title: Sun Solaris System Administrator Project: BEML CAD Center Administrator: Systems administrator role in a three-member IT team in configuring, troubleshooting and maintaining Sun Solaris and Unix infrastructure for a mid-sized CAD Center of BEML Research & Development Center. Provide ongoing management, performance-tuning and Tier 3 support for approximately 50 sun Solaris systems. We need to manage users, install software, and run batch process over-night. Here the user develops model/drawing for automotive systems and need to keep backup daily/weekly and perform recovery as needed. Responsibilities: Performance Tuning: Ensured that assigned systems were engineered, configured and optimized for maximum functionality and availability. Implemented solutions that reduced single points of failure and improved system uptime to 99.9% availability (up from previous high of 97.5%). Project Management: Ledenterprise wide hardware/software installations; oversawmajor serverupgrade/expansion project that improved network accessprotection (NAP),terminal services and network performance;and integrated new technologies into existing data-center environments. Security: Strengthened system/network security and business-continuity planning as a member of company’s security incident response team. Troubleshooting: Rectified many issues by instituting best practices in system log analysis, backups, network operating center security, user account/permissions management and systems/software auditing. Provided systems administration support for UNIX/Linux systems including server and workstation upgrades, backup and disaster recovery monitoring, user account setup and security administration. Created and optimized Unix shell scripts using Bourne, Korn and Bash shells. Writing Shell scripting for process automation Software Installation and maintenance, User Management for access and permissions Took active part in fine tuning, performance tuning of database Report generation, Database Management and testing of the same. Backup & recovery of data from Tape to Sun Solaris machine Environment: Sun Solaris, Batch processing, Shell Scripting, VB Script, Window