SUMMARY

• Over 5+ years of IT Experience in designing, developing, testing and implementing various stand - alone and client-server architectures based on enterprise/ web application software on different domains.
• Good experience in developing web applications implementing MVT/MVC architecture using Experience in Object Oriented Design and Programming concepts in Python web application frameworks.
• Experience in Object Oriented Design and Programming concepts.
• Working Experience on variousPythonpackages such as NumPy, SQLAlchemy, Beautiful soup, pickle, Pyside, Pymongo, SciPy, PyTables.
• Experienced in developing web-based applications usingPython, Django, C++, XML, CSS, HTML, DHTML, JavaScript, Bootstrap and JQuery.
• Experienced in NoSQL technologies like MongoDB and Redis and relational databases like SQLite, PostgreSQL, Dynamo DB, MariaDB and MySQL databases.
• Proficient in developing Web Services (SOAP, RESTful) inPythonusing XML, JSON.
• Experience in Linux Bash shell scripting and following PEP Guidelines inPython.
• Working noledge onHadoop, Spark, Big data Technologies.
• Efficient noledge in using different version control systems like Git, CVS and GitHub.
• Hands on Experience in Data mining and Data warehousing usingETLTools and Proficient in Building reports and dashboards.
• Strongly follow PEP-8 coding standard and test a program by running it across test cases to ensure validity and TEMPeffectiveness of code using PyChecker and PyLint.
• Expert with modern Python and be fluent in using web technologies with Python
• Involved in all the phases of Software Development Life Cycle (SDLC) using Project management tools JIRA, Redmine and Bugzilla.
• Familiarity with development best practices such as code reviews and unit testing and experience in designing the Automation frameworks.
• Experienced with Unit testing/Test driven Development (TDD), and Load Testing.
• Experience with design, code, debugs operations, reporting, and data analysis utilizing Python.
• Worked on multiple python frameworks like: Django, Flask, Pyramid, Tornado.
• Good experience using various Python libraries to speed up development (libraries used: Beautiful Soup, NumPy, SciPy, Matplotlib, python-twitter, Pandas data frame, network, urllib2, MySQL dB for database connectivity, JSON libraries).
• Experienced in MVW frameworks like Django, Java Script, and Node.js.
• Experience working in both water fall and agile software methodologies.
• Converted Visual Basic Application to Python, MySQL.
• Involved in Unit testing and Integration testing of the code using PyTest.
• Application Stress tester, created and stress tested stand-alone, web-applications and generated graph reports.
• Used Matplotlib to plot the two-dimensional graphs of test performance.
• Vast experience coding in various IDEs - PyCharm, Eclipse, Netbeans, Sublime Text, Spyder,
• Sub Queries, Stored Procedures, Triggers, Cursors, and Functions on MySQL and PostgreSQL database
• Experience in AWS like Amazon EC2, Amazon S3, Amazon Redshift, Amazon EMR and Amazon SQS.
• Extensive noledge of Cloud/SaaS architecture using AWS/Azure/Google Cloud Platform.
• Hands on experience in debugging and fixing the bugs and very good with support and maintenance.
• Ability to participate to solve business and technical issues.
• Good Experience inC/Cdevelopment of multi-threaded applications in a Linux Environment.
• Good Experience in error and exceptional handling.
• Proficient in developing complex SQL queries, Stored Procedures, Functions, Packages along with performing DDL and DML operations on the database.
• Experience in Application Development and Object Oriented Programming Analysis and Design (OOAD).
• Migrated C and C++ tasks to Python.
• Worked on requirement gathering and High-level design.

TECHNICAL SKILLS

Languages: Python, C, C++, Shell Script, Java, PL/SQL.

Version Controls: GIT, Github, SVN, CVS

Web Technologies: JavaScript, HTML, CSS, JQuery, AngularJS, ExtJS, Node JS, React JS, JSON and bootstrap.

Frameworks: Django, Flask, Pyramid

Web Services: SOAP, Apache Axis, Restful, AWS

Bigdata Technologies: Hadoop, Hive, Spark

Cloud: AWS, Openstack

Databases: PostgreSQL, MySQL, MariaDB, Oracle 8i/9i/10g, MS Access, SQL Server, Sybase SQLite, SQL Alchemy

NoSQL Databases: Mongo DB, Redis, Cassandra

Operating Systems: Linux, Windows, IOS, MAC OSX.

Protocols: TCP/IP, HTTP/HTTPS, SMTP

PROFESSIONAL EXPERIENCE

Confidential, Omaha, NE

Sr. Python Developer

Responsibilities:

• Analyzed and gathered business requirements specifications by interacting with client and understanding business requirement specification documents.
• Implemented REST APIs using Python and Django framework.
• Developed web-based applications using Python, Django, XML, CSS, HTML, JavaScript, AngularJS, jQuery and Bootstrap.
• Unit TestPythonlibrary was used for testing many programs onpythonand other codes.
• Wrote Python scripts to parse JSON documents and load the data in database.
• Expertise in working with different databases like Microsoft SQL Server, Oracle, MySQL, PostgreSQL and noledge of using NoSQL databases like MongoDB.
• Implemented web applications inFlaskframe works following MVC architecture.
• Used AngularJS as the development framework to build a single-page application.
• Implemented SQL Alchemy which is apythonlibrary for complete access over SQL.
• Designed and maintained databases using Python and developed Python based API (RESTful Web Service) using Flask, SQLAlchemy and PostgreSQL.
• Maintained and improved the security level of data.
• Responsible for security standard implementation and data protection.
• Leveraged spark (Pyspark) to manipulate unstructured data and apply text mining on user's table utilization data.
• Developedmobilecross-browser web application Angular JS, JavaScript API.
• Implemented JSON Schema for validating the structure of JSON data.
• Successfully migrated the Django database from SQLite to MySQL to PostgreSQL with complete data integrity.
• Created Automation test framework using Selenium.
• Generated various report using Python Report lab and sent to Business users to improve their decision making.
• Resolved ongoing problems and accurately documented progress of Python project.
• Utilized PyUnit, the Python unit test framework for testing the functionality of the application.
• Followed AGILE development methodology to develop the application.
• Development of user-defined data structures and library functions usingCandClanguages
• Used Test driven approach (TDD) for developing services required for the application.
• Used Git to resolve and coding the work on python.
• Planning, Analyzing, Troubleshooting of Billing Application and MS SQL Server 2008/2012 data base handling
• Automation for execution of tests in batch usingShell scripting.
• Running and debugging the Python harassers on the Linux environment.
• Parsers written inPythonfor extracting useful data from the design data base.
• Development ofXMLsfor several components which maintains data for several registers
• Development ofdata structures, xml parsingusingPython.

Confidential, Mountain View, CA

Python Developer

Responsibilities:

• Followed Agile Methodologies to manage full life-cycle development of the project.
• Writing backend programming in Python and used the Django Framework to develop the application.
• Implemented user interface guidelines and standards throughout the development and maintenance of the website using the HTML5, CSS3, JavaScript, JQuery and Angularjs.
• Developed views and templates with Python and Django view controller and templating language to create a user-friendly website interface.
• Worked with GUI frameworks - PyJamas, Jython.
• Developed RESTful services using Django.
• Designed and developed communication between client and server using Secured Web services.
• Developed and tested many features for dashboard using Python, Java, Bootstrap, CSS, JavaScript and JQuery.
• Used JavaScript and XML to update a portion of a webpage.
• Successfully migrated the Django database from SQLite3 to PostgreSQL with complete data integrity.
• Used AWS for application deployment and configuration.
• Written shell scripting for automation.
• Integrated AWS-RDS MySQL, Oracle and Aurora DBs to AWS-Hive EMR using DynamoDB with direct connect VPC-to-VPC.
• Designed database schema design and defined relationships between tables.
• Worked on changes to openstack and AWS to accommodate large-scale data center deployment.
• Used Amazon Cloud EC2 along with Amazon SQS to upload and retrieve project history.
• Worked on front end frameworks like CSS, Bootstrap for development of Web application.
• Worked in MySQL database on simple queries and writing Stored Procedures for normalization.
• Deployed the project into Jenkins using GIT version control system.
• Created stored procedure, trigger on the database to provide/insert specific data from multiple tables for Web API services.
• Wrote code to support model-view-controller (MVC) pattern of Python Django framework in developing several modules for the application.
• Implemented JSON Schema for validating the structure of JSON data.
• Developed Application to access JSON and XML from Restful Web Service from consumer side using JavaScript.
• Developed remote integration with third party platforms by using RESTful web services.
• Extensive code reviewing using GitHub pull requests, improved code quality, and conducted meetings among peers
• Automation for execution of tests in batch usingShell scripting
• Responsible for Parsing XML data using XML parser and Testing, fixing of the bugs and coding modifications
• Creating invitation flow for customers to use the client portal for monitoring applications.
• Used Restful API's to gather network traffic data from servers.
• Supported Apache Tomcat web server on Linux Platform.

Confidential

Python Developer

Responsibilities:

• Responsible for SDLC process in gathering requirements, system analysis, design, development, testing and deployment.
• Designed the front-end applications, user interactive (UI) web pages using web technologies like HTML, XHTML, CSS, JavaScript and JQuery.
• Work with team of developers onpythonapplications for RISK management.
• Design, develop, test, deploy and maintain the website.
• Designed and developed data management system using MySQL.
• Rewrite existingPython/Django modules to deliver certain format of data.
• Developed entire frontend and backend modules usingPythonon Django Web Framework.
• Responsible for debugging and troubleshooting the web application.
• Used Django Database API's to access database objects.
• Developed server based web traffic statistical analysis tool using Flask, Pandas.
• Wrotepythonscripts to parse XML documents and load the data in database.
• Handled all the client side validation using JavaScript.
• Designed and developed corporate website using the D jango framework.
• Automated the existing scripts for performance calculations using Numpy and SQL alchemy.
• Created a Python based GUI application for Freight Tracking and processing
• Created database using MySQL, wrote several queries to extract data from database..
• Wrote scripts in Python for extracting data from HTML file.
• Worked in development of applications especially in UNIX environment and familiar with all commands.
• Developed server based web traffic statistical analysis tool using Flask, Pandas.
• Managed companies virtual servers at Amazon EC2, S3