PROFESSIONAL SUMMARY:

• 8+ years of experience in Analysis, Design, Development, Management and Implementation of various stand - alone, client-server enterprise applications in Python, C and C++.
• Experienced of software development in Python (libraries used: libraries- Beautiful Soup, numpy, scipy, matplotlib, python-twitter, Pandas data frame, network, urllib2, MySQL dB for database connectivity) and IDEs - sublime text, Spyder, pycharm, emacs.
• Experienced in developing web-based applications using Python, Django, XML, CSS, HTML, DHTML, JavaScript and JQuery.
• Hands-on experiences in Python scripting, Python STL, Hbase, Hive, Pig, Scoop, Django, UI and web development.
• Brief exposure in Implementing and Maintaining Hadoop Security and Hive Security
• Experience in working with AWS: Amazon S3, Amazon EC2, and Amazon SQS.
• Good understanding of Object-Oriented Technologies and Relational Database Systems.
• Good Knowledge of Agile Methodologies (Scrum).
• Good working knowledge on importing and exporting data from different databases namely MYSQL into HDFS and HIVE using SQOOP.
• Familiar with DNS, LDAP, Network Manager, and DHCP. Performed configuration of standard Linux and network protocols, such as SMTP, DHCP, DNS, LDAP, NFS, SMTP, HTTP, and others.
• Have experience in Object-oriented programming, multi-threading, algorithms, data structures and system programming.
• Involved in c onfigured DNS, DHCP, Active Directory, with strong focus on Domain Controller maintenance including Windows Server.
• Experience in embedded C, C++, Data structures and proprietary RTOS.
• Strong experience in Shell Scripting, SQL Server, Linux, and Open stack.
• Experienced in writing SQL Queries, Stored procedures, functions, packages, tables, views, triggers and Strong experience in Data warehouse concepts, ETL.
• Involved in Manual Test case design and Automation script design.
• Used memcached to improve application response time and scale large web applications.
• Developed, maintenance and automated Test cases for Web application (Selenium Webdriver, Python, Pytest, CSS).
• Well experience in Data Extraction, Transforming and Loading (ETL) using various tools such as SQL Server Integration Services (SSIS), Data Transformation Services (DTS).
• Knowledge of advanced level programming in C/C++ including thread synchronization multithreading, multi-processing, concurrency and TCP/IP Socket Programming .
• Strong Experience in working with Python ORM Libraries including Django ORM, SQL Alchemy.
• Have experience on Kubernetes and Docker for runtime environment of system to build, test & deploy
• Having hands experience on JSON modules of python to call web service to handle the multi-processing created a celery tasks with the help of message broker RabbitMQ.
• Experience with modern visualization tools such as Grafana or Kibana, Jupyter notebooks.
• Monitor and deploy scalable infrastructure on Amazon web services and configuration management using Puppet.
• Worked on J2EE for developing Web and Distributed Applications by using JSP, JDBC Servlets, Hibernate, Struts and Web Services.
• Have experience in working with server side technologies including databases, restful API and MVC design patterns.
• Experienced in NoSQL technologies like MongoDB, Cassandra and relational databases like Oracle, SQLite, PostgreSQL, Dynamo DB and MySQL databases.
• Migrate on in- house database to AWS Cloud and also designed, built, and deployed a multitude applications utilizing the AWS stack (Including EC2, RDS) by focusing on high-availability and auto-scaling.
• Very strong experience writing API's and Web Services in PHP and Python.
• Superior Troubleshooting and Technical support abilities with Migrations, Network connectivity, and Security and Database applications.
• Expert level skills in HTML, CSS, and JavaScript including familiarity with common libraries like jQuery, Foundation, Bootstrap and Backbone.
• Skilled in debugging/troubleshooting issues in complex applications.
• Experience in working with different operating systems WINDOWS, LINUX, and iOS.
• Experience in continuous build and version control systems like Jenkins, Coverity, Jira, git, Bitbucket, svn, OpenGrok.
• Automated build process using Jenkins and calling ANT and MAVEN scripts. Configured with SVN.
• Good analytical and problem solving skills and ability to work on own besides being a valuable and contributing team player.
• Excellent Interpersonal and communication skills, efficient time management and organization skills, ability to handle multiple tasks and work well in a team environment.
• Hands-on experiences in writing and reviewing requirements, architecture documents, test plans, design documents, quality analysis and audits.

TECHNICAL SKILLS:

Languages: Python, C++, C, Core Java.

Operating Systems: Windows, Linux, Unix, Mac OSX, Solaris, Red Hat Enterprise Linux(RHEL).

Protocols: HTTP/HTTPS, TCP/IP, SOAP, REST, SMTP, DNS

Frameworks: Django, Flask, Web2py, Pytest, Pyramid.

Databases: Microsoft SQL Server, MySQL, SQLite, PostgreSQL, Cassandra, MongoDB, Redis.

Python Libraries: ReportLab, Numpy, Scipy, Matplotlib, HTTPLib2, Urllib2, Beautiful Soup, Pickle, Pandas, PyPI, Pyspark, Pygit.

Web Servers: Nginx, Apache Tomcat, SOAP, Apache Kafka, AWS, Amazon EC2.

Version Control Systems: CVS, SVN, Git and GitHub, GitLab, Bitbucket.

Web Design: HTML5, XHTML, CSS3, JSP, AJAX, Bootstrap, Javascript.

Development Tools: PyCharm, Atom, Sublime Text, Visual Studio, Eclipse, Python-IDLE Emacs.

PROFESSIONAL EXPERIENCE:

Confidential, Raleigh, NC

Sr. Python Developer

Responsibilities:

• Participated in various stages of Software development life cycle(SDLC), Software Testing Life Cycle (STLC) and QA methodologies from project definition to post-deployment documentation.
• Worked in an Agile(Framework: SCRUM) development environment. Used JIRA to manage bug tracking and debugged the errors.
• Optimized our API framework to meet the needs of our growing application using Python/Django.
• Developed Python based API (RESTful Web Service) to track the Scheduler and perform analysis of the scheduler using Flask, SQLAlchemy and MongoDB.
• Worked on statistical analysis by processing of collected data and Data Visualization using Python Pandas, Matplotlib, Scipy and Numpy packages.
• Developed database tables and provided mapping between relational database tables and object riented java objects using Hibernate.
• Designed and developed SSIS packages for loading data from Oracle, text files, CSV files to SQL Server databases and also supporting activities related PL/SQL packages and CronTabs to automate production Jobs.
• Developed numerous new features and enhancements for our web application using Python/Django, HTML/CSS/JS, as well as automating our development environment using ansible.
• Familiarity with Git, Github/Bitbucket, pull requests, resolving merge conflicts, etc.
• Strong development experience in RESTFUL web services and Data Structure, algorithm, object oriented design and building backend applications with REST API services using python.
• Created a distributed highly-scalable system for running Web applications and Web services, also contributed in designing with the architects and developers and ensuring the implementation of Restful Web services and API design.
• Developed and maintained an infrastructure for a new project using Ansible, Redis, Postgres and celery.
• Automated build process using Jenkins and calling ANT and MAVEN scripts. Configured with
• SVN.
• Worked on J2EE for developing Web and Distributed Applications by using JSP, JDBC
• Servlets, Hibernate, Struts and Web Services.
• Install and configuring monitoring scripts for AWS EC2 instances and deployed project using Jenkins and using web Services like Amazon Web Services (AWS).
• Developed frontend and backend modules using Python on Django Web Framework.
• Created a user-friendly website interface by developing views and templates with Python and Django’s view controller and templating language.
• Created PL/SQL scripts to extract the data from the operational database into simple files .
• Microservice architecture development using Python and Docker on an Ubuntu Linux platform using HTTP/REST interfaces with deployment into a multi-node Kubernetes environment.
• Wrote Python scripts to parse XML, JSON data and load the data in database
• Performed Test Driven Development (TDD) and continuous integration to keep in line with Agile Software Methodology.
• Designed REST APIs and web services that allow sophisticated and effective application integration which are leveraged by both web and mobile applications.
• Created Local Virtual repositories for the project and release builds, repository management in Maven to share snapshots.
• Utilized the Unix cron tab for scheduling the automation of modifying the data in the database.
• Performed large amounts of bytes of SQL queries using AWS Redshift.
• Involved in Continuous Integration and delivery prime responsible for creating a structured load build and delivery system utilizing Git/Bitbucket, Jenkins and Docker Registry to increase productivity and software quality.
• Delivered goals of the project in a stipulated time frame. Coordinated with other teams to solve the issues.

Environment: Python, Django, scipy, Pandas, Ansible, Pytest, Pygit, Selenium, JQuery, PostgreSQL, MySQL, Eclipse, Pycharm, Bitbucket, Java, Kubernetes, PHP, LDAP, Visio Maven, Docker, cron, Shell Scripting, HTML5/CSS. Red hat Linux, Nginx, Apache, MongoDB .

Confidential - Greensboro, NC

Sr. Python Developer

Responsibilities:

• Used Django framework for application development.
• Booting up nodes using prebuilt images on Amazon EC2. Uploading, copying, downloading, and deleting files using Amazon S3.
• Responsible for Installation and configuration of Hive, Pig, HBase and SQOOP on the Hadoop cluster.
• Created a distributed highly-scalable system for running Web applications and Web services and also contributed in designing with the architects and developers and ensuring the implementation of Restful Web services and API design.
• Implemented automations tools Chef, Puppet, Splunk and cloud services AWS
• Assisted in reduction of cost and optimization of supplier selection for the CRM Applications.
• Used several python libraries like Python, Numpy and Matplotlib.
• Have good knowledge in understanding of Object Oriented Programming and skilled in developing automated test scripts with automation frameworks.
• Designed and developed the UI of the website using HTML, XHTML, AJAX, CSS, Bootstrap and JavaScript.
• Object Oriented and Object Relational Mapping layers are developed on Perl in an MVC Tier environment.
• Migrated the database from PostreSQL to AWS Redshift and Oracle.
• Developed database tables and provided mapping between relational database tables and object

• Worked on Oracle supplied packages, Records, Dynamic SQL and PL/SQL Tables.
• Configured and maintained DNS Server, DHCP Service and Remote Desktop Services
• Developed several REST web services supporting both XML and JSON to perform tasks such as Request-response management.
• Modified and setup the parameter groups of the Redshift and upgraded the Redshift cluster from 16 Nodes to 28 nodes.
• Extracted, transformed and loaded data from various heterogeneous data sources and destinations like Access, Excel, CSV, Oracle, flat files using connectors, tasks and transformations provided by SSIS.
• Developed entire frontend and backend modules using Python on Django Web Framework. \
• Wrote python scripts to parse XML documents and load the data in database.
• Responsible for debugging and troubleshooting the web application.
• Developed and maintained automated test scripts for web based applications using automated frameworks(Selenium).
• Developed database tables and provided mapping between relational database tables and object oriented java objects using Hibernate.
• Build all database mapping classes using Django models and Cassandra.
• Wrote many cron jobs to automate the free up the disk space by deleting all the temporary files.
• Used Pandas API to put the data as time series and tabular format for east timestamp data manipulation and retrieval.
• Used Kafka for asynchronous and reliable exchange of important information between multiple business applications.
• Built various graphs for business decision-making using Python matplotlib library.
• Created Python and Bash tools to increase efficiency of call center application system and operations, data conversion scripts, AMQP/RabbitMQ, REST, JSON and CRUD scripts for API Integration.
• Created server monitoring daemon with Psutil, supported by Django app for analytics which I created. Also, researched big data solutions with MongoDB database.
• Developed a plug-in that interacts with the load balancer API. Added new applications to the pool of the load balancer.
• Involved in the Optimization of frequently used operations. Plug-in classes are written in Python, resulting in the increase in opportunity for improvement is significant.
• Design and developed embedded software for Encore 700 S Fuel Dispenser application using C++, python language.
• Designed and developed interface between EEPROM and fuel dispenser module.
• Experience in embedded C, C++, Data structures and proprietary RTOS.
• Involved in cross-functional development in embedded systems for further production and customer support.
• Worked on testing and Debugging the Embedded C code and handling various Interrupts in various environments and writing test scripts in C for testing requirements in Auto-tester.
• Collaborated with internal teams to convert end user feedback into meaningful and improved solutions.
• Resolved ongoing problems and accurately documented progress of a project.

Environment: Python 2.7, Django 1.4, scipy, Cron, Pandas, HIVE, PIG, Bugzilla, SVN, C++, Java, JQuery, MySQL, Perl, Linux, Eclipse, Puppet, Shell Scripting, HTML5/CSS. Red hat Linux, Apache, MongoDB, ETL, Hibernate, Visio

Confidential,

Python Developer

Responsibilities:

• Participated in all the stages of software development lifecycle like design, development, and implementation and testing.
• Django Framework that was used in developing web applications to implement the model view control architecture.
• For database access Django API's/Models have been used.
• Business logic implementation, data exchange, XML processing and graphics creation has been done using Python and Django.
• Views and Templates were developed with Python and Bash scripting and to create a user-friendly website interface Django's view controller and template language is used.
• Experience in developing SQL queries, PL/SQL Stored procedures, Functions, Packages, Database Triggers, Cursors, Exception Handlers, Materialized views, Views.
• Developed Apache Spark jobs using python in test environment for faster data processing and used Spark SQL for querying.
• Experience in ETL operations to use Spark SQL on Hive Tables.
• Involved in converting Cassandra/Hive/SQL queries into Spark transformations using Spark RDD's, and Python.
• Developed analytical component using Scala. Analyzed the SQL scripts and designed the solution to implement using Scala.
• Used MAVEN tool to build and deploy J2EE application and developed Ant scripts.
• Developed and implemented API services using pyspark.
• A Django dashboard with custom look and feel for end user has been created after a careful study of the Django admin site and dashboard.
• Unit Test Python library was used for testing many programs on python and Integration testing, web application testing were performed.
• Implemented Automated Application Deployment using Puppet.
• Search engine optimization by replacing existing database with MongoDB (NoSQL Database).
• To build and populate DB and to ensure the standards the team of QA was also collaborated.
• For sending and receiving the data between multiple systems RESTful Web-Services were implemented.
• Performance and consistency being the main factors of consideration the code was tuned.
• Actively worked as a part of team with managers and other staff to meet the goals of the project in the stipulated time.

Environment: Python 2.7, Django 1.6, Java Script, HTML, XHTML, Angular JS, JQuery, JSON, XML, CSS, MySQL, Bootstrap, Bitbucket, Linux, Pyspark.

Confidential, NJ

Python Engineer

Responsibilities:

• Gathered and analyzed the requirements and converted them into User Requirement Specifications and Functional Requirement Specifications for the designers and developers to understand them as per their perspective.
• Worked on object oriented programming (OOP) concepts using Python, Django and Linux.
• Developed web-based applications using Python, Django, XML, CSS, HTML, JavaScript, Angular JS and JQuery.
• Experience with JSON based REST Web services and Amazon Web Services (AWS).
• Worked on Amazon services like Amazon Cloud EC2.
• Added support for Amazon AWS and RDS to host static/media files and the database into Amazon Cloud.
• Experience in writing Sub Queries, Stored Procedures, Triggers, Cursors, and Functions on MySQL and PostgreSQL database.
• Worked in agile and waterfall methodologies with high quality deliverables delivered on-time.
• Experience with continuous integration and automation using Jenkins.
• Experience with Unit testing/ Test driven Development (TDD), Load Testing.
• Worked on AJAX framework to transform Datasets and Data tables into HTTP-serializable JSON strings. .
• Practical experience with working on multiple environments like development, testing, production. Excellent analytical and problem solving skills and ability to work on own besides being valuable and contributing team player.

Environment: Python, Django, REST Web services, XML, CSS, HTTP, Ajax, AngularJS, Bootstrap, JSON, HTML, CSS, JavaScript, jQuery, AWS EC2, Triggers, Cursors, MySQL and PostgreSQL database, Amazon Cloud EC2, Amazon Web Services (AWS).

Confidential,

Software Engineer

Responsibilities:

• Extensively involved in requirements gathering and analysing them, checking the conditions and design of the project.
• Implemented C++ library for address correction and name/word pattern matching used singleton and factory method patterns.
• Programming in Embedded C and Embedded Linux.
• Debugged and modified API’s for communication protocols like I2C, USB.
• Embedded Body Control Software Development, enhancement and troubleshooting using C, C++, and Model Based Auto Code.
• Low Level driver development, configuration and integration with BSW modules for Freescale, Renesas, Microchip microcontrollers.
• Installed and configured MySQL on LINUX and Windows environment.
• Used Web services - WSDL and SOAP for getting credit card information from third party.
• Used Apache Tomcat Server to deploy the applications.
• Used proprietary tracking tools to manage the issues/project work flow.
• Developed custom web forms using JQuery and JavaScript.
• Migrated legacy application in fortran and C to Python.
• Used SWIG to connect the programs written in c with Python.
• Worked on prototypes for Responsive design.
• Wrote test plans and performed unit testing and performance testing.
• Improved code reuse and performance by making effective use of various design patterns.

Environment: C++, Python, HTML, CSS, JSON, SWIG, JSP, JQuery, MVC, SQL, PL/SQL, MySQL.