SUMMARY:

• Over 8 years of IT experience as a Web/Application Developer and coding with analytical programming using Python , DJango , Java .
• Good experience in Python , DJango , Pyramid, Flask Framework and In - charge of legacy products (TruBid, TruGuard, TruReport ).
• Experienced in LAMP (Linux, Apache, MySQL and Python/PHP), WAMP (Windows, Apache, MySQL, Python/PHP) architecture and MVC struts.
• Experience with Python Libraries such as HTTPLib2, Urllib2, Beautiful Soup, Numpy, Scipy, Pickle, Pandas and Matplotlib .
• Extensively used Python / Django Framework for developing backend of web applications.
• Developed RESTful API's using Django REST Framework, consumed via Restangular, a 3rd party Angular.JS service.e
• Experience in Implementation of MVC/ MVW architecture using Servlet, Django, and RESTful, SOAP web service and SOAPUI.
• Developed web applications and RESTful web services and APIs using Python Flask, Django and PHP.
• Experience in Web development with Python and Django, SQL, ETL, Bash/Linux, Asynchronous task queues with Celery and RabbitMQ.
• Experienced in using internal tools in PyDev, Pycharm, Brackets, Eclipse, JBuilder, JDeveloper and NetBeans for debugging and worked with Sublime Text 2 , Vim Editors for coding.
• Expertise in developing applications using Java, J2EE Technologies (Servlets, JSP, Java Web Services, EJB, Struts), JDK, Java Applets, JDBC, XML, JavaScript, HTML, DHTML, CSS, SOAP.
• Expertise in designing rich Graphic User Interface(GUI) and frontend layouts on the web using CSS, HTML, XML, DHTML, JavaScript, JSON, AJAX, XAML and JQuery, Bootstrap, Node.js, Angular.js, backbone.js, Require.js.
• Experienced in SQL and PL/SQL programming, developing complex code units, database triggers and using the latest features to optimize performance (Global Temporary Tables, Inline views, Materialized views and Bulk Binds).
• Experience in relational databases like Oracle 11g/10g/9i/8i, MS SQL server, developing PL/SQL packages, Stored Procedures, Functions, Views, Indexes, Triggers, XML join, user defined data types and other complex queries.
• Contributed in migrating data from Oracle database to Apache Cassandra (a NoSQL database) using SSTable loader.
• In-depth understanding of MongoDB HA strategies, including Replica sets and Sharding.
• Knowledge of Hadoop Architecture and various components such as HDFS , Map Reduce , Hadoop GEN2 Federation .
• Developed the required XML Schema documents and implemented the framework for parsing XML documents.
• Excellent Experience and knowledge in using XML, SOAP, web Service for inter operable software applications.
• Automated the data processing to automate data loading into the Hadoop Distributed File System
• Proficient with Apache Web Server 2.0, MySQL 5, CVS, UNIX Shell Script, Firefox 3.5, IE 6 Browser Compatibility Issues, IIS and Linux .
• Experience in all phases of Software Development Life Cycle ( SDLC ), which includes Requirements Specification, Design documents, Integration, Documentation and writing Test cases using various software engineering process ranging from Waterfall to Agile methodology.
• Experience in project deployment using Jenkins/Heroku and using web services like Amazon Web Services (AWS) EC2 and AWS S3
• Have knowledge in Installing and Configuring JBoss 6.0 on Dev, Test, Training and Prod Environments and provided support.
• E xperience in Functional Services Testing, GUI Testing, Back-end Testing using SQL , Browser Compatibility Testing, Web Services Testing, System Testing and profound knowledge in Test plans, Test Cases and Test Scripts .
• Experience in writing functional/unit Rspec tests using TDD/BDD built base test framework around mobile site.
• Have knowledge in Installing and configuring puppet master for prod , staging and Test environment.
• Good knowledge in Installation and Configuration of Oracle Identity Manager (OIM), Oracle Access Manager (OAM), WebLogic Server and SOA suite for deploying identity management stack.
• Experienced in various types of testing such as Unit testing, Integration testing, Functional testing and User acceptance testing .
• Expertise in creating Scrum stories, Agile Methodologies , Sprints experience in Python based environment, along with data analytics, Excel data extracts and data wrangling .
• Software experience in Python , C/C++ on Linux , Windows , Cross-platform and embedded systems.
• Extensive knowledge on automated batch programs by Linux/UNIX shell Scripts (such as file download, file Validation, assign permissions and workflow executions).
• Experience with virtualization tools, used for supporting and hosting OIM Components, such as Oracle Virtual Box, VMware Workstation, Oracle VM Server and VMware vSphere.
• Experienced in Version controls using Git, SVN, CVS and GitHub.
• Experience in working on different Operating Systems such as Windows Vista, Windows XP, Windows7, Linux, UNIX and OS X.
• Excellent communication and interpersonal skills with ability to interact with individuals at all levels and can work as a part of team as well as independently.

TECHNICAL SKILLS:

Programming Languages: Python, JAVA, C#, C++

Query Languages: SQL, PL/SQL

Operating Systems: Windows Vista/XP/7/8/10, Linux, Unix, OS X

Deployment Tools: AWS (EC2, S3, ELB, EBS, RDS, SES), Heroku, Jenkins, Azure

Web Development: CSS, HTML, DHTML, XML, JavaScript. Angular JS, JQuery and AJAX

Web Servers: WebSphere, WebLogic, Apache, Gunicorn

Python Framework: Django, Flask, Web2py and Bottle, Pyramid, Swagger, RabbitMQ

Bug Tracking Tools: Jira, Bugzilla, Junit, gdb

Databases: Oracle 11g/10g/9i, MySQL, SQL Server RC 2008

Cloud Computing: Amazon EC2/S3, Heroku, Google App Engine

Methodologies: Agile, Scrum and Waterfall

IDEs: Sublime Text, PyCharm, Eclipse, NetBeans, jDeveloper, WebLogic Workshop, RAD

Version Controls: CVS, SVN, GIT and GitHub

Virtualization: VMware Workstation, virtual Box

PROFESSIONAL EXPERIENCE:

Confidential, Nashville, Tennessee

Python Developer

Responsibilities:

• Created Python Modules for internal purpose basing on the requirement and created the entire frame work from scratch.
• Created Python Modules to call C functions which were written for certain functionalities using Ctypes.
• Created and updated views with python and Django view controller and template language to create new functionalities to the website.
• Written SQL quires for filtering data from multiple inter linked tables using ORM of Django.
• Implemented Test Driven development for the team and written various test cases and scenarios.
• Designed and implemented the CURD operations for the views and used class based views.
• Performing Data validation, Data integrity, Data Quality checking before delivering data to operations, Business, Financial analyst by using Oracle, Teradata.
• Developed scripts using pandas to easily perform read/write operations to CSV files, manipulate and compare data by columns.
• Implemented full life cycle development of new web applications and modification of existing applications to add new components and features emphasizing maintainability, reliability, scalability and performance.
• Developed and maintained parsing modules, which read CSV, XML and JSON data from files and other REST services , processed the data.
• Involved in doing AGILE (SCRUM) practices and planning of sprint attending daily agile (SCRUM) meetings and SPRINT retrospective meetings to produce quality deliverables within time.
• Taken part in entire lifecycle of the projects including Design, Development, and Deployment, Testing and Implementation and support .
• Built development environment using bug-tracking tools like Jira, Confluence and version controls such as Git, Mercurial, GitLab and SVN.

Environment: Python3.5, Django1.7, Linux, SQL, XML, JSP, JSON, Restful API, MVC architecture, GitLab, Pandas, C types, Agile, Enterprise Scheduler, Bitvise SSH Client, Scrum, JIRA, GIT.

Confidential, Richardson, Texas

Python Developer

Responsibilities:

• Created RESTful API's calls with server, parse output json data and perform field by field comparison in Confidential database.
• Created Python libraries that allow the transfer of data from Confidential SQL Database to Oracle Database.
• Updated views and templates with Python and Django's view controller and templating language to create new functionalities to the website.
• Used python modules such as xlrd, lxml and csv to compare two files and log the differences.
• Responsible in writing RDBMS databases like SQL queries to query database and queries Censhare for data and returns it as a structure on success responses and throws exception on any errors.
• Implemented Schema validation using python module jsonschema to validate data in prior to API call to censhare.
• Used Django’s ORM (object-relational Mapper) to automate the transfer of data stored in Confidential database tables into objects that are more commonly used in application code.
• Implemented and enhanced CRUD operations for the applications using the MVC architecture of Django framework and conducted code reviews.
• Hands on experience in data warehousing with proficiency as a Teradata developer and strong expertise in SQL queries, stored procedures and Teradata Macros.
• Performing Data validation, Data integrity, Data Quality checking before delivering data to operations, Business, Financial analyst by using Oracle, Teradata.
• Developed scripts using pandas to easily perform read/write operations to CSV files, manipulate and compare data by columns.
• Implemented full life cycle development of new web applications and modification of existing applications to add new components and features emphasizing maintainability, reliability, scalability and performance.
• Extensive experience in Extraction, Transformation, and Loading ETL data from various data sources into Data Warehouse and Data Marts using Informatica Power Center.
• Used various Teradata Index techniques to improve the query performance.
• Extensively worked on Performance Tuning of ETL Procedures and processes.
• Developed and maintained parsing modules, which read CSV, XML and JSON data from files and other REST services , processed the data.
• Involved in doing AGILE (SCRUM) practices and planning of sprint attending daily agile (SCRUM) meetings and SPRINT retrospective meetings to produce quality deliverables within time.
• Taken part in entire lifecycle of the projects including Design, Development, and Deployment, Testing and Implementation and support .
• Used Python IDE’s such as PyCharm, sublime text for developing the code and performing unit test and SIT.
• Involved in setting SSH connection and used SFTP, FTP protocols for file transfer between different operating systems.
• Black box testing (functionality, usability, security, database, regression, cross - platform/browser/version compatibility) web-based application.
• Developed Python code to gather the data from HBase and designs the solution to implement using PySpark .
• Implemented samba server to deploy code from Linux environment to windows environment for easy development and testing of code.
• Built development environment using bug-tracking tools like Jira, Confluence and version controls such as Git, GitLab and SVN.
• Used Vagrant to install and configure virtual machines and hosted personnel VM which points to development environment.

Environment: Python2.7, Django1.7, Linux, MySQL, SQL, XML, JSP, JSON, Restful API, MVC architecture, GitLab, Pandas, Agile, Enterprise Scheduler, Bitvise SSH Client, Scrum, JIRA, GIT.

Confidential, Denver, Colorado

Python Developer

Responsibilities:

• Responsible in upgrading their operating system from OpenVMS to Linux and converting all DCL programs to Python.
• Implemented user interface guidelines and standards throughout the development and maintenance of the website using the HTML, CSS, JavaScript and JQuery.
• Implemented presentation layer using CSS framework, NodeJS, AngularJS, Wire-Framing and HTML5.
• Responsible for setting up AngularJS framework for UI development. Developed html views with HTML5, CSS3, JSON and AngularJS, Adobe flash.
• Created new JSP views to in corporate backend functionality to display on the UI screens using client rich technologies like JQuery, JavaScript, HTML, CSS files.
• Taken part in entire lifecycle of the projects including Design, Development, and Deployment, Testing and Implementation and support .
• Python/Django based web application, PostgreSQL DB , and integrations with 3rd party email, messaging, storage services.
• Job scheduling, batch-job scheduling, process control, forking and cloning of jobs and checking the status of the jobs using shell scripting .
• Worked on Python OpenStack APIs and used Numpy for Numerical analysis.
• Developed views and templates with Python and Django's view controller and templating language to created user-friendly website interface.
• Managed, developed, and designed a dashboard control panel for customers and Administrators using Django , Oracle DB , PostgreSQL , and VMWare API calls.
• Developed a fully automated continuous integration system using Git, MySQL, Jenkins, and custom tools developed in Python.
• Managed datasets using Panda data frames and MySQL, queried MySQL database queries from Python using Python -MySQL connector MySQLdb package to retrieve information.
• Develop consumer based features and applications using Python, Django, HTML, Behavior Driven Development (BDD) and pair based programming.
• Designed and developed integration methodologies between client web portals and existing software infrastructure using SOAP API's and vendor specific frameworks.
• Used JIRA for bug tracking and issue tracking and added several options to the application to choose particular algorithm for data and address generation.

Environment: Python 3.5, Django 1.7, CSS, HTML, JavaScript, Bootstrap, AJAX, JQuery, Pandas, MySQL, Servlets, Agile, Enterprise Scheduler, Bitvise SSH Client, Scrum, Heroku, JIRA, GIT

Confidential, Stamford, CT

Sr. Python Developer

Responsibilities:

• Responsible for analyzing various cross-functional , multi-platform applications systems enforcing Python best practices and provide guidance in making long term architectural design decisions.
• Designed, developed and tested new Python tools for asset liability management (ALM) programs to manage the market risks of traditional life insurance products, variable and fixed annuities, and macro-economic risks that the enterprise faces.
• Experience with ORM's such as Django and SQLAlchamy, database design and normalization.
• Used MVT pattern to encapsulate client/server interactions helps to illustrate software-pattern roles as well as developer roles by separating object, components, and services into multi-tiers with well-defined boundaries.
• Gathering user requirements and designing Database accordingly which involves creating Logical Data Tables and Visualization.
• Worked on Element Tree XML API in Python to parse XML documents and load data into database and also from database to XML documents.
• Designed and developed integration methodologies between client web portals and existing software infrastructure using SOAP API's and vendor specific frameworks.
• Created numerous Django apps and extensively used Django Session and authentication management.
• Created new connections through applications for better access to MySQL database and involved in writing several SQL/PLSQL - functions, sequences, stored procedures, triggers, cursors and object types.
• Designed and developed data management system using MySQL and wrote several queries to extract/store data.
• Cleaned data and processed third party spending data into maneuverable deliverables within specific formats with Excel macros and Python libraries .
• Develop consumer based features and applications using Django , HTML , Python Behavior Driven Development ( BDD ) and pair based programming.
• Implemented AJAX to update necessary section of webpages and hence, avoiding the need for reloading the entire web page.
• Developed and tested many features in an agile environment using Python , Django , HTML5 , CSS , JavaScript , Bootstrap and Rspec .
• Used numerous JQuery third party libraries in Django framework- feedback plugin, photo light, social-likes, jQuery tables, slick grid and google charts.
• Added support for Amazon AWS S3 and RDS to host static/media files and the database into Amazon Cloud .
• Implemented LDAP authentication using device to integrate with an in-place web seal/TAM infrastructure.
• Wrote script to generate IP address from CIDR and write into JSON files and assign them to virtual machine while cloning .
• Built task monitoring script to monitor various tasks such as power-on a virtual machine after cloning , clone virtual machine and reboot virtual machine using pyvmomi .
• Analyzed existing complex systems to understand and document data elements, relationships, data flows, dependencies and related interfaces.
• This project also used other technologies like JQuery for JavaScript manipulations, bootstrap for the front-end html layout.
• Understood the project scope, identified activities/ tasks, task level estimates, schedule, dependencies, risks and provided inputs to Module Lead for review.

Environment: - Python 3.4, Django 1.8, Linux, HTML5, CSS, Bootstrap, MySQL, SQL, PLSQL, XML, Heroku, JavaScript, JQuery, JSP, JSON, Restful API, MVC architecture, AWS EC2, GitHub, Rspec, Cucumber, Swagger.

Confidential, Irving, Tx

Python Developer

Responsibilities:

• Created APIs , database Model and Views Utilization Python in order to build responsive web page application.
• Performed troubleshooting, fixed and deployed many Python bug fixes of the two main applications that were a main source of data for both customers and internal customer service team.
• Wrote and executed various MySQL database queries from Python using Python- MySQL connector and MySQL dB package .
• Implemented user interface guidelines and standards throughout the development and maintenance of the website using the CSS, HTML, JavaScript, and JQuery .
• Python/Django based web application, PostgreSQL DB , and integrations with 3rd party email, messaging, storage services.
• Developed a fully automated continuous integration system using Git , Gerrit , Jenkins , MySQL and custom tools developed in Python and Bash .
• Developed GUI using webapp2 for dynamically displaying the test block documentation and other features of Python code using a web browser.
• Involved in design, implementation and modifying the Python code and MySQL database schema on-the back end.
• Developed user friendly and sophisticated graphical representation of the catalogue of items that would be configured for a piece of equipment.
• Hands-on experience in writing and reviewing requirements, architecture documents, test plans, design documents, quality analysis and audits .
• Generating various capacity planning reports (graphical) using Python packages like Numpy , matplotlib .
• Python Object Oriented Design code for manufacturing quality , monitoring , logging , and debugging code optimization .
• Job scheduling, batch-job scheduling, process control, forking and cloning of jobs and checking the status of the jobs using shell scripting .
• Monitoring Python scripts run as daemons in the UNIX / Linux system background to collect trigger and feed arrival information. Helped calculating SLA misses.
• Work on SCR's (source change request). Which involved working on Perl , Python , PHP and Shell Scripting .
• Created Python / MySQL back-end for data entry from Flash. I had to assist the Flash developer send the correct data via query strings. Used Wire shark , live http headers , and Fiddler2 debugging proxy to debug the Flash object and help the developer create a functional component.
• Developed Restful API's using Python Flask and SQLAlchemy data models as well as ensured code quality by writing unit tests using Pytest .
• Used JIRA for bug tracking and issue tracking and added several options to the application to choose algorithm for data and address generation.

Environment: Python 2.7, Django 1.7, CSS, HTML, JavaScript, Bootstrap, Apache Web Server, AJAX, JQuery, Pandas, MySQL, Restful APIs, JavaBeans, Servlets, Agile, Scrum, Heroku, JIRA, GIT.

Confidential, River Woods, Illinois

PYTHON DEVELOPER

Responsibilities:

• Developed Python scripts to read from Excel files, generate XML configuration files and for generating IP access frequency lists in different data logs .
• Designed email marketing campaigns and created responsive web forms that saved data into a database using Python / Django Framework.
• Generated Python Django Forms, Crispy forms to record data, login and signup of online users.
• Learned technical skills that are required for the system like CherryPy , Django, Flask, Pandas, JIRA, and Heroku etc .
• Collaborated with a team of instructors and programmers to develop the curriculum and guidelines for workshops to teach the logic of programming.
• Worked for development and enhancements of all the modules of raildocs and have them running it the design team for project structure.
• Successfully migrated the Django database from SQLite to MySQL to PostgresSQL with complete data integrity.
• Upgraded Python 2.5 to Python 2.7 on a RHEL server. This upgrade was necessary because in lined models with UTF - 8 characters were causing unexpected errors.
• Developed Application to access JSON and XML from Restful Web Service from consumer side using JavaScript and Angular.JS.
• Expertise in developing web-based LAMD stack applications using Python and Django for large dataset analysis.
• Designed and Implemented a Random Unique Test Selector Package on processing large volume of data using Python and Django ORM.
• Developed and implemented the user registration and login feature for the application process from scratch by extending Django user model.
• Write a wrapper program in Python to automate the entire process like running different executables of FORTAN and call the Java swing program.
• Database Administration activities like taking backup, checking log messages, looking for database optimization.
• Learned how to create specific images using Python Imaging Library for the custom images used for each book.

Environment: Python 2.7, RabbitMQ, FORTAN, XML, WSDL, CherryPy, Flask, Django, Pandas, MySQL, CSS, HTML, Jenkins, Google App Engine.

Confidential

Java UI Developer

Responsibilities:

• Developing, modifying, fixing, reviewing, testing and migrating the Java, JSP, XML, Servlet, SQLs, JSF, Spring and hibernate programs.
• Used J2EE design patterns like Singleton, command, Factory, Business Delegate, Session façade, Service locator, Transfer object and view object for developing enterprise application.
• Used multithreading concepts while creating DAO classes. Used multithreading in programming to improve overall performance.
• Worked on creating various documents that include Use Cases, Class Diagrams, Sequence Diagrams and Activity Diagrams .
• Developing Responsive Design UI Rich Rest Service Applications, Single Page Applications and HTML Wireframes using HTML5 Grid Structures/Layouts, CSS3 Media Queries, Ajax, Angular JS and Bootstrap.
• Worked on SOAP Web services using C++ in multi-threaded application development processing XML requests.
• Involved in creating various Data Access Objects (DAO) for addition, modification and deletion of records using various specification files.
• Used SOAP UI to test the web services, created cases SOAP UI test and worked on SOAP composite projects.
• Base on client requirements upgrading, developing and managing Software Application using knowledge of C++.
• Involved in the development of business module applications using J2EE technologies like Servlets , Struts , JDBC and ODBC .
• Involved in web designing using HTML 4/5, XHTML, CSS 2/3, JQuery, JavaScript extensively used Table less Design in CSS for positioning.
• Involved in the development using Spring Model View Controller (MVC) with Data access/integration layer consists ORM module.
• Designing classes using design pattern methodologies such as Singleton, Service Locator, and DAO factory and session façade patterns. Involved in Performance tuning.
• Created tables, complex join queries, s tored procedures, views, Types, triggers and functions and modifications to existing database structure as required for addition of new features using SQL developer.

Environment: Java, J2EE, Oracle 11g, Unified Modelling Language(UML), XML, Web services, SOAP, Angular JS, Junit, RAD, CSS, HTML, DHTML, XSL, XSLT and MySQL.

Confidential

Java Developer

Responsibilities:

• Utilized the various J2EE Design patterns to develop the Business modules based on the required functionality.
• Developed user interface (view component of MVC architecture) with JSP , Struts Custom Tag libraries , HTML and JavaScript .
• Worked with AJAX framework to get the asynchronous response for the user request and used JavaScript for the validation.
• Extensively Used Ant tool to build and configure J2EE applications and used Log4J for logging in the application.
• Responsible for designing different JSP pages and writing Action class using Struts framework for Security, and Search modules.
• Automated the HTML and JSP pages indexing process of search module using Apache Ant tool and singleton design pattern .
• Used Enterprise Java Beans (EJBs) extensively in the application. Developed and deployed Session Beans to perform user authentication.
• Implemented client side validations for Search and Security modules using JavaScript and Struts Validation Framework.
• Involved in doing Waterfall and Incremental model practices and planning to produce quality deliverables within time.
• Adopted J2EE best practices using J2EE design patterns for designing and developing the application components.
• Implemented Web service calls using JAX - WS and SOAP that provide Global information support such as Customer and Account management.

Environment: Java, J2EE, Java Server Pages (JSP), JavaScript, Servlets, JDBC, ODBC, Struts Framework, Junit, XML, WebLogic Application Server.