SUMMARY

• Around 9+ years of experience as a Web/Application Developer and coding with analytical programming using Python, R Programmer, Django, Flask, AWS, SQL, AWS.
• Good experience of software development in Python (libraries used: Beautiful Soup, NumPy, SciPy, matplotlib, Pandas data frame, network, urllib2, MySQL dB for database connectivity) and IDEs - sublime text, Spyder, PyCharm.
• Used R functions as Table calculations (aggregated) like Sum, MIN, MAX etc. in Tableau.
• Good experience on Hudson/Jenkins, Build Forge for continuous integration and for End-to-End automation for all build and deployments.
• Performed integration of Code Quality Analysis Techniques like Check styles, Find Bugs and PMD with CI tool Hudson/Jenkins.
• Experience using scripting languages (Ruby, Python, etc.), configuration management tools (Git, etc.) and command execution.
• Developed Web-based applications using Django, Python, XML, CSS, HTML, DHTML, JavaScript, jQuery, Bootstrap, RESTful, typescript.
• Working knowledge on Hadoop, spark, Big data Technologies.
• Efficient with working on Apache HBase and Apache Kafka and Confluent Schema Registry.
• Developed Shiny data visualization dashboard and task automation procedures in R and Python.
• Experience on Have used source control applications like Git, GitHub, Bitbucket for code management.
• Working on a new web app built in React and Redux using ES6.
• Experienced with WAMP (Windows, Apache, MySQL, and Python/PHP) and LAMP (Linux, Apache, MySQL, and Python/PHP) Architecture.
• Performed on Integrated data from around 40 different sources and developed data pipelines to load the data into Elasticsearch and Salesforce for the use in targeted e-mail marketing (Stone branch, AWS, S3, Hive, Elasticsearch, Redshift, Python, Spark, Salesforce), to bring dozens of millions of dollars of additional revenue.
• Experience with Statistics, Data Analysis, Machine Learning using R language and Python.
• Experience in Web Apps development experience using Django and Flask inclusive of experience in UI using JavaScript, AngularJS and React-Redux.
• Helped the big data analytics team with implementation of python scripts for Sqoop, spark and Hadoop batch.
• Experienced with JSON based RESTful web services, and XML/QML based SOAP web services and worked on various applications using python integrated IDEs like Sublime Text and PyCharm.
• Using Django evolution and manual SQL modifications, able to modify Django models while retaining all data, while site was in production mode.
• Knowledge in Deployment and worked in Amazon Web Server (AWS).
• Performed Kafka analysis, feature selection, feature extraction using Apache Spark Machine.
• Developed spark Code using python for faster processing of data.

PROFESSIONAL EXPERIENCE

Sr. Python R Developer

Confidential, Austin, TX

Responsibilities:

• Developed entire frontend and backend modules using Python on Django including Tasty pie Web Framework using Git.
• Built main application in Python, Django using technologies like Angular.js, Backbone.js, Ember.js, and Celery.
• Worked with packages like ggplot2 and shiny in R to understand data and developing applications.
• Developed and implemented R and Shiny application which showcases machine learning for business forecasting.
• Developed GUI using webapp2 for dynamically displaying the test block documentation using a Python code.
• Integrated python with Big Data and Analytics based on Hadoop, spark and No-SQL databases like HBase and MongoDB.
• Involved in design, implementation and modifying the Python code and MySQL database on-the back end.
• Worked on Shiny and R application showcasing machine learning for improving the forecast of business.
• Created restful web services for Catalog and Pricing with Django MVT, Ansible, MySQL, and MongoDB.
• Developed Kafka producer and consumers, HBase clients, Spark, shark, Streams and Hadoop MapReduce jobs along with components on HDFS, Hive.
• Used Django APIs for database access and use JavaScript and MYSQL.
• Developed user interface using, CSS, HTML, JavaScript and jQuery& RUBY on rails.
• Part of 8-member team who developed a python Tool to move data from On-Premise Oracle DB to snowflake on AWS.
• Worked on R packages to interface with Caffe Deep Learning Framework.
• Implemented client- side Interface using React JS.
• Developed Web Applications using Python and Django Framework.
• Worked on Django ORM module for signing complex queries.
• Hands on Experience in Hadoop ecosystem including HDFS, Spark, Hive, Pig, Sqoop, Impala, Oozie, Flume, Kafka, HBase, Zookeeper, MapReduce.
• Extensively worked with spark Data frames API's for ingesting data in different formats like Flat Files.
• Design and run e-commerce customer segmentation models for Instaboost media customers and some of its clients. (I use Python and R).
• Designed and implemented open-source AI frameworks like PyTorch, TensorFlow, Scikit-learn.
• Created Text mining model and visualization for natural language processing in R using tm and word-cloud packages for survey analysis (sentiment analysis) done across the company. Incorporated R code with Tableau. Used Citrix environment to develop reports.
• Developed applications using mix of technologies (Python, Django, Flask, Pandas, REST and PyCharm).
• Using React for the UI view layer and React Native for building an application for the project.
• Designed Snowflake Data and Pipeline design for different functionalities

Python R Developer

Confidential, Portland, OR

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.
• Experience with ORM's such as Django and SQL Alchemy, database design and normalization.
• Prepared scripts to ensure proper data access, manipulation and reporting functions with R programming languages.
• 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.
• Created numerous Django apps and extensively used Django Session and authentication management.
• Assisted in pricing of securities including bonds and mortgages in programming domain such as C++, MTLAB and R programming.
• Experienced in using Pig, Hive, Sqoop, Oozie, ZooKeeper, HBase and Cloudera spark, Ansible, Docker and Git.
• 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.
• Developed and tested features for product detail UI using HTML5, Bootstrap and typescript.
• Created a Python/Elasticsearch based web application using Python scripting for data processing, MySQL for the database, and HTML/CSS/RUBY and High Charts for data visualization of the served pages.
• Spark Streaming collects data from Kafka in near-real-time and performs necessary transformations and aggregation to build the common learner data model and stores the data in NoSQL store (MongoDB).
• Managed, developed, and designed a dashboard control panel for customers and Administrators using Elasticsearch, HTML, CSS, Ruby, Bootstrap, Ruby and RESTAPI calls.
• Cleaned data and processed third party spending data into maneuverable deliverables within specific formats with Excel macros and Python libraries.
• Develop remote integration with third party platforms by using RESTful web services and Successful implementation of Apache spark and spark Streaming applications for large scale data.
• Develop consumer-based features and applications using Django, HTML, Python Behavior Driven Development (BDD) and pair-based programming.
• Developed and tested many features in an agile environment using Python, Django, HTML5, CSS, JavaScript, Bootstrap, typescript and Rspec.
• Used numerous jQuery third party libraries in Django framework- feedback plugin, photo light, social-likes, jQuery tables, slick grid and google charts.
• Part of POC that looked tried PySpark (SparkSQL) & AWS Redshift for migration prior to finalizing snowflake.

Python Developer

Confidential, Houston, TX

Responsibilities:

• Involved in design, development and support phases of projects.
• Designed and developed UI of websites using HTML, NODEJS, XHTML, AJAX, CSS and JavaScript.
• Developed entire backend modules using Python/Django Web Framework.
• Used NumPy, SciPy, Matplotlib libraries for n-dimensional representation of data and plotting graphs.
• Built various graphs for business decision-making using Python matplotlib library.
• Fetched twitter feeds for certain important keyword using python-twitter library.
• Experienced best practices for integrating microservices into an existing system architecture.
• Used Python library Beautiful Soup for webscrapping.ss.
• Develop and deploy the outcome using spark and Scala code in Hadoop cluster running on GCP.
• Developed Ruby/Python scripts to monitor health of Mongo databases and perform ad-hoc backups using Mongo dump and Mongo restore.
• Performed various mathematical operations using python libraries to avoid lengthy code.
• Generated various graphs for business decision making using Python matplotlib library.
• Ported existing applications to Python.
• Used Spring Boot which is radically faster in building cloud Microservices and develop Spring based application with very less configuration.
• Responsible for debugging and troubleshooting the web applications.
• Designed and developed data management system using PostgreSQL.
• Exported/Imported data between different data sources using SQL Server Management Studio.
• Responsible for on boarding Application teams to build and deploy their code using GitHub Jenkins, Nexus and Ansible.
• Design and develop API-based microservices that integrate with Slack and Zoom.
• Maintained program libraries, users' manuals, and technical documentation.
• Managed large datasets using Panda data frames and MySQL.
• Worked with team of developers on designing python applications for assessing credibility of a/c holders.

Web Developer

Confidential, Broomfield, CO

Responsibilities:

• Develop system interaction or sequence diagrams.
• Install and configure hypertext transfer protocol (HTTP) servers and associated operating systems.
• Document technical factors such as server load, bandwidth, database performance, and browser and device types.
• Research, document, rate, or select alternatives for Web architecture or technologies.
• Document test plans, testing procedures, or test results.
• Implemented Action Script/JavaScript/ RUBY on Rails for managing scripting functions.
• Develop or validate test routines and schedules to ensure that test cases mimic external interfaces and address all browser and device types.
• Design, build or maintain websites, using authoring or scripting languages, content creation tools, management tools, and digital media.
• Design, build or maintain websites, using authoring or scripting languages, content creation tools, management tools, and digital media.
• Worked on different technologies like Celery, Basic of AWS Cloud, and gained good knowledge.
• Write, design, or edit web page content, or direct others producing content.
• Install and configure hypertext transfer protocol (HTTP) servers and associated operating systems.
• Document technical factors such as server load, bandwidth, database performance, and browser and device types.
• Register websites with search engines to increase website traffic.