SUMMARY

• 8+ years of experience in Design, Development, Implementation of Python, Django, java script and client - server technology based applications.
• Experienced in developing web based applications using HTML/HTML5, DHTML, CSS/CSS3, JavaScript, J-Query, J-Query UI, Angular JS, AJAX, XML and JSON.
• Designed and implemented large scale business critical systems using Object oriented Design and Programming concepts using Python and Django.
• Worked on several standard python packages like Numpy, matPlotLib, Pickle, PySide, Scipy, wxPython, PyTables etc.
• Worked on various applications using python integrated IDEs Eclipse, PyCharm, NetBeans and Geany.
• Good experience in developing web applications and implementing Model View Control (MVC) architecture using server side applications like Django, Flask and Pyramid.
• Working knowledge on Hadoop, Spark, Big data Technologies
• Well versed with design and development of presentation layer for web applications using technologies like HTML, CSS, and JavaScript.
• Implemented responsive web pages using HTML5/CSS3, BootStrap and XML/JSON based SOAP and REST web services.
• Good experience in handling errors/exceptions and debugging the issues in large scale applications.
• Hands on experience working in WAMP (Windows, Apache, MYSQL, and Python/PHP) and LAMP (Linux, Apache, MySQL, andPython/PHP) Architecture.
• Experienced in using Caching applications for large scale applications like Memcached, Redis.
• Expertise in working with different databases like Oracle, MySQL, PostgreSQL and Good knowledge in using NoSQL databases MongoDB (2.6,2.4)
• Proficient in developing complex SQL queries, Stored Procedures, Functions, Packages along with performing DDL and DML operations on the database.
• Hands on Experience in Data mining and Data warehousing using ETL Tools and Proficient in Building reports and dashboards in Tableau (BI Tool).
• Excellent working knowledge in UNIX and Linux shell environments using command line utilities.
• Expertise in Production support and Knowledge of deployment using Heroku and Jenkins.
• Experience working in both water fall and Agile software methodologies.
• Familiarity with development best practices such as code reviews, unit testing, system integration testing (SIT) and user acceptance testing(UAT).
• Hands on experience in working with various Version Control Systems, mostly GIT, CVS and subversion SVN.
• Involved in all the phases of Software Development Life Cycle (SDLC) using Project management tools JIRA, Redmine and Bugzilla.
• Highly motivated, quality minded developer, with proven ability to deliver applications against tightdeadlines.
• Possess good interpersonal, analytical presentation Skills, ability to work in Self-managed and Team environments.
• Well versed with Agile and Test driven development methodologies.
• Wrote Junit test cases for unit, integration, and functional tests, run automatically by Hudson/Jenkins in the builds triggered by each push to GIT.
• Performed code reviews and implemented best Pythonic programming practices
• Experience in writing test scripts, test cases, test specifications and test coverage.

TECHNICAL SKILLS

BI Tools: Tableau8.x/7.x/6.x, Business Objects,SSRS,Cognos

Relational Databases: MS SQL Server 2005/08/10/12 , Oracle 8i/9i/10g/11g, Teradata, MS Access.

Tools: and Packages SQL Server Management studio,SSIS Toad, Profiler, Microsoft Visual Studio.

Languages: SQL, PL/SQL, C, HTML, XML

Operating Systems: Windows 9x/XP/2000/Vista/7, Unix

Configuration Management Tools: Team Foundation Server

PROFESSIONAL EXPERIENCE

Sr. Python Developer

Responsibilities:

• Analyzed and gathered business requirements specifications by interacting with client and understanding business requirement specification documents.
• Developed the presentation layer using HTML, CSS, JavaScript, JQuery and AJAX.
• Used JQuery libraries for all client side JavaScript manipulations.
• Utilized Python libraries wxPython, numPY, Twisted and matPlotLib.
• Implemented SQL Alchemy which is a python library for complete access over SQL.
• Worked on ElementTree XML API in python to parse XML documents and load the data in database.
• Skilled in collections and used for manipulating and looping through different user defined objects.
• Developed views and templates with Python and Django's view controller and templating language to created user-friendly website interface.
• Used Django configuration to manage URLs and application parameters.
• Created entire application using Python, Django, MySQL and Linux.
• Installed, configured, and managed the AWS server.
• Used Amazon Elastic Beanstalk with Amazon EC2 to deploy project into AWS.
• Entailed setting up Saltstack to run AWS.
• AWS data pipeline for Data Extraction, Transformation and Loading from the homogeneous or heterogeneous data sources.
• Created data pipelines using Spark, and computing framework.
• Created private cloud for large cloud provider.
• Accessed database objects using Django Database APIs.
• Developed application using Amazon Web Service like EC2, cloud search, Elastic load balancer ELB, S#, CloudFront.
• Performed web testing and automated testing using Selenium in the test environment and bugs opened bugs in the bug tracking tool.
• Worked on python based test frameworks and test driven development with automation tools.
• Used ansible for automating cloud deployment process.
• Experience in continuous integration and automation using Jerkins.
• Developed a fully automated continuous integration system using Git, MySQL, Jerkins, and custom tools developed in Python.
• Automated the existing scripts for performance calculations using Numpy and SQL alchemy.
• Created database using MySQL, wrote several queries to extract/store data.
• Exported/Imported data between various data sources.
• Experienced in Agile Methodologies and SCRUM Process.
• Identified several hidden bugs caused by complicated multithreading issues such as race conditions caused by asynchronous events and resolved them.
• Strong experience working with real time streaming application and batch style large scale distributed computing applications using tools like Spark Streaming.
• Developed data stream solutions using Apache Spark.
• Developed Spark code using Scala and Spark-SQL for faster testing and data processing.
• Used Spark SQL to process the huge amount of structured data.
• Implemented advanced procedures like text analytics and processing using the in-memory computing capabilities like Apache Spark written in Scala.
• Deployed the project into Heroku using GIT version control system.
• Responsible for debugging and troubleshooting the web application.
• Took part in the entire project's lifecycle which includes Design, Development Deploying, Testing, Implementation and support.
• Used Design patterns efficiently to improve the code reusability.
• Coordinated with the offshore development team and assisted them when required.

Environment: Python 2.7, Django 1.6, CSS, HTML, JavaScript, JQuery, AJAX, MYSQL, Linux, Heroku, GIT.

Confidential - Irving, Texas

Python Full Stack Developer

Responsibilities:

• Implemented user interface guidelines and standards throughout the development and maintenance of the website using the HTML, CSS, JavaScript and JQuery.
• Implemented AJAX for dynamic functionality of a web pages for front end applications.
• Worked on front end frameworks like CSS Bootstrap for responsive web pages.
• Implemented presentation layer using CSS framework, Node JS, Angular JS, Wire-Framing and HTML5.
• Designed and led big data algorithms using Hadoop and Java to improve forecasting and used Hive QL to generate reports.
• Analysis, design and development of Web & Enterprise applications using JAVA and J2EE Technologies.
• Design and development of the new Technical flow based on JAVA/J2EE technologies.
• Used integrated environment for java such as Eclipse, RAD, NetBeans, Clear Case and VSS.
• Working knowledge of Java Web Services with real time knowledge using SOAP and REST.
• Responsible for setting upAngularJSframework for UI development. Developed html views with HTML5, CSS3, JSON and Angular JS, Adobe flash.
• Delivered automated solutions for science models.
• Maintained and updated existing automated solutions.
• Automated the existing scripts for performance calculations using Numpy and SQL Alchemy.
• Developed test scripts for automation with Selenium.
• Used Spring MVC (Model View Controller) to intercept the user requests and used various controllers to delegate the request flow to the Backend tier of the application.
• Developed frontend of application usingBootstrap(Model, View, Controller), Angular.js framework.
• 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.
• Redesigning the existing web application with new technologies like Bootstrap, angular js.
• Developed and tested many features for dashboard, created using Bootstrap, CSS, and JavaScript.
• Worked on server side applications with Django using Python programming.
• Used Pandas for a data alignment and data manipulation.
• Utilized standard Python modules such as csv, itertools and pickle for development.
• Worked on Python OpenStack APIs and used Numpy for Numerical analysis.
• Used Ajax and JQuery for transmitting JSON data objects between frontend and controllers.
• Developed Wrapper in Python for instantiating multi-threaded application.
• Developed views and templates with Python and Django's view controller and templating language to created user-friendly website interface.
• Managed datasets using Panda data frames and MySQL, queried MYSQL database queries from python using Python-MySQL connector MySQLdb package to retrieve information.
• Developed various algorithms for generating several data patterns.
• Used JIRA for bug tracking and issue tracking.
• Added several options to the application to choose particular algorithm for data and address generation.
• Developed the project in Linux environment.
• Used Agile Methodology and SCRUM Process.
• Maintained the versions using GIT and sending the release notes for each release.
• Supported the issues seen in the tool across all the teams for several projects.

Environment: Python 2.7, Django 1.4, CSS, HTML, BOOTSTRAP, JavaScript, JQuery, AJAX, MYSQL, Linux, Heroku, GIT.

Confidential - Milwaukee WI

Python Developer

Responsibilities:

• Involved in the Design, development, test, deploy and maintenance of the website.
• UI was developed using HTML, AJAX, CSS and JavaScript
• Developed single page application using Backbone.js along with jQuery..
• Responsible for setting up Python REST API framework using DJANGO.
• Developed entire frontend and backend modules using Python on Django Web Framework.
• Generated property list for every application dynamically using Python modules like math, glob, random, itertools, functools
• Developed Wrapper in Python for instantiating multi-threaded application.
• Dev eloped views and templates with Python and Django's view controller and templating language to created user-friendly website interface.
• Responsible for search engine optimization to improve the visibility of the website.
• Used D3.js library for visualizations like transitions, line charts and bar graphs.
• Developed Merge jobs in Python to extract and load data into MySQL database.
• Designed and developed the presentation layer/client end and handled all the client side validation using JavaScript.
• Wrote validation scripts in SQL to validate data loading.
• Use Git for version control.
• Performed Unit and system testing.
• Trained users and did production support.

Environment: Python, Django, MySQL, XHTML, CSS, AJAX, JavaScript, Apache Web Server, Git, Linux.

Confidential

Software programmer

Responsibilities:

• Used Agile Methodology and SCRUM Process.
• Worked with the Stakeholders, gathered requirements developed High level design Detail design documents.
• Developed UI using HTML, AJAX, Javascript and jQuery and jQueryUI.
• Re-engineered various modules for implementing changes and creating efficient system.
• Developed rich UI web application using javascript libraries like jQueryUI, datagrid, jscolor, highcharts.
• Designed and developed components using Python with Django framework. Implemented code in python to retrieve and manipulate data.
• Implemented database access using Django ORM.
• Used Mysql as backend database and Mysqldb of python as database connector to interact with Mysql server.
• Used Restful APIs to access data from different suppliers.
• Support the scripts configuration, testing, execution, deployment and run monitoring and metering.
• Used Python and Django creating graphics, XML processing of documents, data exchange and business logic implementation between servers.
• Used Restful API's to gather network traffic data from Servers.
• Supported Apache Tomcat web server on Linux Platform.
• Developed and executed User Acceptance Testing portion of test plan.
• Debugging Software for Bugs

Environment: Python 2.4, Django, C++, HTML Restful API, Mysql, Shell Scripting, PL/SQL, Unix, Linux