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Jyothirmai D - Senior Python Developer

[email protected]

Location: Denton, Texas, USA

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PROFESSIONAL SUMMARY: Having9+ years of IT experience in design, development, testing and implementation of various stand-alone and client-server architecture-based enterprise application software using various technologies, analyzing complex business requirements & mapping them to system specifications. Deployed the project into Jenkins using the GIT version control system. Involved in Unit Testing and developed the unit test cases using PyUnit framework. Good experience in using Object-oriented design patterns, multi-threading, multi-processing, exception handling and knowledge in client server environment. Worked on Micro Services deployments on AWS ECS and EC2 instances Extensively involved in developing and consuming web services/API s/micro-services using requests library in python, implemented security using OAuth2 protocol etc. Working experience on different high performance scientific and data visualization libraries like Pandas, NumPy, SciPy, Matplotlib, Seaborn, Bokeh and Stats models for statistical modelling etc. Writing well designed, testable and efficient code in Python 3 by following best software development practices and standards. Knowledge on Hadoop eco-system, HDFS, Map/Reduce functionality, also worked on processing large data sets using PySpark library in Python applications. Designing the user interactive web pages/ templates as the front-end part of the application using various technologies like HTML, CSS, JavaScript, jQuery, JSON and implementing Bootstrap framework for better user experience. Created accurate and efficient test scripts in Python and Robot Frame Works to manage automated testing. Proficient in writing SQL Queries, Stored procedures, functions, packages, tables, views, triggers using relational databases like PostgreSQL, Oracle, MS-SQL etc. Experienced in working on various python packages such as requests, tqdm, pillow, scrappy, beautiful soap, subprocess, regex, logging etc. Experienced in developing web applications, implementing Model View Template architecture using Django web framework. Experience in working with AWS Lambda, AWS Connect, Amazon Lex, AWS CLI, AWS SDK with Python-Boto3, Serverless and PaaS toolkit, EMR, Kinesis, Glue, S3, RDS and other core AWS services. Experience in developing web-based applications using Python 3.x (3.6/3.7), Django 2.x and Flask. Developed web applications and WebAPIs using different frameworks and libraries like Flask/ Flask-Rest Plus, Django, Django REST Framework. Worked on several standard python packages like Numpy, matPlotLib, Pickle, PySide, Scipy, wxPython, PyTables etc. Experienced in developing web-based applications by following model view controller architecture (MVC). Experience in developing the applications using Python 3.6/3.7, Flask web framework backed up by MS SQL/PostgreSQL databases using SQLAlchemy for Object Relational Mapper (ORM). Designed and developed API s to share data with cross functional teams using Hug and FastAPI frameworks. Experienced in working with various Python IDE s using PyCharm, Spyder, Microsoft Visual Studio, sublime text editor. Implemented backend asynchronous task queue system for data processing pipelines using libraries/frameworks like Celery, RabbitMQ, Flask etc. Implemented automated data processing systems using libraries like Subprocess, also sending notifications to users using python SMTP library, Flask-Mail extension. Writing automated CRON scripts for different data processing pipelines. Performed mapping of json/xml formatted data with relational data bases like MySQL, PostgreSQL, and SQLite. TECHNICAL SKILLS: Operating Systems Windows 98/2000/XP/7,8, Mac OS, UNIX and Linux CentOS, Debian, Ubuntu Programming Languages Python, Java, C, C++, SQL Python Packages ReportLab, HTTPLib2, Urllib2, Numpy, Matplotlib, Scipy, Pandas, Pickle, bs4,BeautifulSoup,wxPython, PyTables, Pillow, Crispy Web Technologies HTML/HTML5, CSS/CSS3, PHP, XML, DOM, AJAX, jQuery, JSON and Bootstrap. Frameworks Django, Flask, Pyramid, PyJamas, Jython Webserver Apache HTTP webserver, WebLogic, WebSphere, JBoss and Apache Tomcat Information Visualization D3, R, Tableau IDE Eclipse, webstorm, Sublime Text, Brackets, PyCharm, Pystudio, Pyscripter. Analytic Tools Google Analytics Fiddler Cloud Computing AWS EC2, S3, RDS(MY SQL), SQS Deployment Tools Heroku, Amazon EC2, Jenkins and Fabric J2EE JDBC, JNDI, JSP and servlets Databases Postgresql, Oracle 8i/9i/10g/11g, MySQL, Sqlite3, Cassandra, Redis and mongo DB Testing Tools Bugzilla, Jasmine, Pyunit, JIRA and Junit, zope, pytest, nose, Robot Protocols TCP/IP, HTTP/HTTPS, SOAP Version Control Tools Git, SVN, CVS PROFESSIONAL EXPERIENCE Client: Optum, Feb 2022 Till Date Location: Minnesota Role: Sr. Python/Django Developer Responsibilities: Used Python programming and Django for the backend development, Bootstrap and Angular for frontend connectivity and MongoDB for database. Knowledge of cross-browser and cross-platform development of HTML and CSS based websites in Windows like IE 6, IE 7, IE 8 and FF. Model View Control architecture is implemented using Django Framework to develop web applications. Created Django dashboard with custom look and feel for end user after a careful study of Django admin site and dashboard. Working on micro services architecture written in Python utilizing distributed message passing via Kafka with JSON as data exchange formats. Utilized PyUnit, the Python unit test framework and used PyTest for all Python applications. Used Django API s for accessing the database. Used python Pillow package for opening, manipulating, and saving many different image file formats. Implemented business logic, data exchange, XML processing and created graphics using Python and Django. Worked on User Interface using front-end technologies like HTML, CSS, JavaScript, JQuery, AngularJS, Bootstrap and JSON. Updated and maintained Puppet rspec unit/system test. Deployment of the web application using the Linux server. Experienced in Linux shell commands and commandline utilities. Worked in the team and faced challenges during the project development and production process. Involved in all phases of SDLC like Planning, Analysis, Design, Implementation and Testing. Developed Views and Templates with Python and using Django s view controller and template language, Website interface is created. Implemented Business logic, worked on data exchange, processed XML and HTML using Python and its familiar framework Django. Extensively working with AWS services like S3, EC2, ELB, EBS, Lambda, Auto-Scaling, Route53, CloudFront, IAM, Cloud Watch, and RDS etc. Implemented RESTful Web Services for the data transportation between multiple systems. Implemented responsive vector maps and charts on web pages using the data from MongoDB. Used Celery as task queue and RabbitMQ, Redis as messaging broker to execute asynchronous tasks. Used PostrgreSQL stored procedures and UNIX Shell Scripts for importing/exporting Data and Conversions. Worked on operations like Create, Read, Update and Delete (CRUD) in Active Record and also on MongoDB using PyMongo module. Used Robot Test automation framework for Testing of the GUI of the application. Designed and managed API system deployment using fast http server and Amazon AWS architecture. Involved in designing and developing Amazon EC2, Amazon S3, Amazon RDS, Amazon Elastic Load Balancing, Amazon SWF, Amazon SQS, and other services of the AWS infrastructure. Enhanced code reusability by using various design patterns and refactoring code base. Involved in development of a Map based application for integral analysis purpose. Environment: Python, Django, HTML5, CSS, XML, KML, MySQL, JavaScript, JQuery, CSS Bootstrap, RESTful, MS SQL Server, MongoDB, Elastic Search, Ubuntu server, Apache CQ, TFS, Amazon s3, Jenkins, Map Box, Mongo DB, zope, pytest, Robot, GitHub, Bit Bucket, Linux, and Windows. Client: Hallmark, Jan 2020 Jan 2022 Location: Kansas, MO Role: Sr.Python Developer Responsibilities: Experienced working on web scraping using BeautifulSoup that can fetch the data from website to convert unstructured data in to structured data and stores in data base. Performed web scarping operations using urllib2, BeautifulSoup, requests, lxmlto access the web pages,extract information from a webpage and to handle different kind of documents. Used to extract tables, lists, paragraphs and filters to extract information from a webpage. Responsible for creating visually appealing web pages with Bootstrap and HTML5. Worked with tools such as Pytest and Unit test for unit testing python functions and Postman to test Rest API's. Used Jira to manage workflow and track progress. Used Git and GitHub to collaborate with teammates Involved in all phases of software development life cycle for the case assignment and case management modules. Implemented MVT/MVC architecture and built back-end for Web Applications using Python Django Framework and MySQL. Implemented unit test using PyUnit and Unit test frameworks. Involved in the design, development and testing phases of application using AGILE methodology. 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. Using Django Rest Framework to create a RESTful API endpoint using View sets, Routers and regular expression-based routing with MySQL Workbench. Working with related SQL queries for web, scientific and numerical applications as per user or business requirements as well as established coding standards. Responsible for creation of Django REST service with MySQL database. Created and wrote queries for models with Django. Involved in the design, development and testing phases of application using AGILE methodology. Developed and designed an API (RESTful Web Service). Used the Python language to develop web-based data retrieval systems. Designed and maintained databases using Python and developed Python based API (RESTful Web Service) using Flask, SQLAlchemy and PostgreSQL. Worked in MySQL, PL/SQL database on simple queries and writing Stored Procedures for normalization. Implemented service methods and SQL queries, PL/SQL to interact with the forms. Executed POSTGRESQL database queries from Python using Python-Psycopg2 connector and PostgreSQL dB package to retrieve information. Managed code versioning with GitHub and deployment to staging and production servers. Deployed the project into Docker and GitHub as version control system. Environment: Python3.0, Numpy, Pandas, unit test, Django, Django REST framework, MySQL, Postgre SQL, PL/SQL, Jira, GitHub, Postman, PyCharm IDE and Visual code. Client: Amway, Sep 2017 Dec 2019 Location: Grand Rapids, MI Role: Python Developer Responsibilities: Participated in all stages of Software Development Life Cycle like Planning, Analysis, Design, Implementation and Testing. Developed entire frontend and backend modules using Python on Django Web Framework. Designed and Developed User Interface using front-end technologies like HTML, CSS, JavaScript, Bootstrap and JSON. Implemented user interface guidelines and standards throughout the development and maintenance of the website using the HTML, CSS, JavaScript, JQuery. Worked on Jenkins continuous integration tool for deployment of project. Setup database in AWS using RDS and configuring backups for S3 bucket. Created interactive data charts on Customer portal web application using High charts JavaScript library with data coming from Apache Cassandra. Fetched twitter feeds for certain important keyword using python-twitter library. Generated multiple reports using Matplotlib and Tableau. Worked on front end frame works like CSS, Bootstrap for development of Web application. Wrote and executed various MYSQL database queries from python using Python-MySQL connector and MySQLdb package Deployed the project into Jenkins using GIT version control system. Gained knowledge to index and search/query large number of documents inside Elastic search. Worked on Django API's for accessing the database objects. Collaborated with Product Management and User Experience experts regarding product definition, schedule, scope and project-related decisions. Worked on rebranding the existing web pages to clients according to the type of deployment. Used Python library BeautifulSoup for web scrapping. Used many regular expressions in order to match the pattern with the existing one. Skilled in using pandas data frames for easy manipulation of data. Took part in the entire lifecycle of the projects including Design, Development, and Deployment, Testing and Implementation and support. Increased the performance by making effective use of various design patterns. Designed and developed communication between client and server using Secured Web services. Created Django dashboard with custom look and feel for end user after a careful study of Django admin site and dashboard. Writing backend programming in Python Developed some of the backend services using Python FastAPI by making use of asynchronous (using coroutines async/await) functionality. Used JavaScript and XML to update a portion of a webpage. Developed consumer-based features and applications using Python and Django. Performed Unit testing, Integration Testing, GUI and web application testing using Rspec. Used Amazon Cloud EC2 along with Amazon SQS to upload and retrieve project history. Creating invitation flow for customers to use the client portal for monitoring applications. Created the environment specific settings for a new deployment and update the deployment specific conditional checks in code base to use specific checks. For the large data management used TFS and delivered reliable end product. Worked on translation of web pages to different languages as per client requirements. Implemented responsive vector maps and charts on web pages using the data from MongoDB by connecting to Tableau. Environment: Python 2.7, Django, HTML5/CSS, Parse Database, JQuery, GitHub, Review Board, Amazon AWS S3 CLI, Jira.MS SQL Server 2013, T-SQL, Jasper Reports, JavaScript, Eclipse, Linux, Shell Scripting, MongoDB, AWS RDS, Tableau, Spark. Client:Integrated Data Systems Ltd - July 2015 Aug 2017 Location: Hyderabad, India Role: Python Developer Responsibilities: Expanded website functionality, using Flask framework in Python to control the web application logic Built automation script using Confidential API and Python BeatifulSoup to scrape data from social network and other websites using Python. Exchanged data with SQL database and NoSQL database such as MongoDB Conducted Big Data analytics using Hadoop MapReduce. Generated data-driven reports, data visualization using Tableau Designed front end and backend of the application using Python on Django Web Framework. Used HTML, CSS, AJAX, JSON designed and developed the user interface of the website. Developed views and templates with Django view controller and template Language to create a user-friendly website interface. Used JavaScript and JSON to update a portion of a webpage. Develop consumer based features using Django, HTML and Test Driven Development (TDD). Developed Python web services for processing JSON and interfacing with the Data layer. Used GIT version control and deployed project to Heroku. Increased the speed of pre-existing search indexes through DJango ORM optimizations. Environment: Python, Django, Hadoop, SQL, SAS, Excel, MongoDB, Flask, Tableau, JavaScript, Eclipse, Shell Scripting, AngularJS. Client: A3Logics, March 2014 June 2015 Location: Hyderabad, India Role:Python Developer Responsibilities: Used standard Python modules e.g. CSV, Robot parser, Iter tools, Pickle, Jinja2, Xml for development. Managed, developed, and designed a dashboard control panel for customers and Administrators using Django, HTML, CSS, JavaScript, Bootstrap, JQuery and RESTAPI calls. Query and set up employee registration and login using Python PostgreSQL We use a multiple row data storage strategy called MVCC to make effective PostgreSQL responsive in Querying and storing in database. Experience for handling documented database and video file for online management system during creating online learning management solutions. Automated RabbitMQ cluster installations and configuration using Python/Bash. Used Pandas API to put the data as time series and tabular format for east timestamp data manipulation and retrieval. Fetched twitter feeds for certain important keyword using Python-twitter library. Used Python library Beautiful Soup for web scrapping to extract data for building graphs. Performed troubleshooting, fixed and deployed many Python bug fixes for Learning Management System Used Python Flask framework to build modular & maintainable applications. Automated data movements using Python scripts. Involved in splitting, validating and processing of files. Created core Python API which will be using among multiple modules. Uploaded statistics to MySQL for analysis and logging. Developed complex SQL queries for testing the database functionality. Used UNIX server for application deployment and configuration. Written shell scripting for automation. Provided technical assistance for maintenance, integration and testing of software solutions during development and release processes. Created unit test/regression test framework for working/new code. Environment: Python, Django, Linux, HTML, CSS, Shell Scripting, PostgreSQL, MySQL, Python-Twitter Library, Flask, Web services, SVN, Pandas, FileZilla etc. EDUCATIONAL QUALIFICATIONS: Bachelor of Technology in computer science from Koneru Lakshmaiah Educational Foundation Keywords: cprogramm cplusplus sthree database rlang information technology microsoft procedural language Michigan Missouri