Name: Vijaya Lakshmi

Email: ad3nl7@r.postjobfree.com

Phone: 214-***-****

8+ years of experience as a Python Full stack Developer, Specialize in design, implementation, integration, maintenance and testing of various web-based, Enterprise, Client/Server and Distributed applications using Python, Django, Flask Pytorch and Node.js, Angular.js, DOJO, JQuery both on Premise, AWS and Azure frameworks, Cloudera, Hadoop Ecosystem, Spark/Py Spark/Scala, Data bricks, Hive, Redshift, Snowflake, relational databases, tools like Tableau, Airflow, DBT, Presto/Athena, Data DevOps Frameworks/Pipelines Programming/Scripting skills in Python

AWS Azure Hadoop Big Data Analytics ETL Snowflake Python Developer ETL Developer Cloud Data Engineer Python Full Stack Developer

Education Details: Bachelors in computer science from JNTUK 2010 – 2014

PROFESSIONAL SUMMARY

Skilled experience in Python with proven expertise in using new tools and technical developments (libraries used: libraries- Beautiful Soup, Jasy, NumPy, SciPy, matplotlib, Pickle, PySide, python-twitter, Pandas data frame, networks, urllib2, MySQL dB for database connectivity) to drive .com

Experienced in working on Application Servers like WebSphere, WebLogic, Tomcat, Web Servers like Apache server, NGINX, and Integrated Development Environments like PyCharm, PyDev, and Eclipse.

Involved in the process of creating Use-case diagrams, Activity flow diagrams, Class diagrams, and Object diagrams in the design phase and developed the Coding module.

Worked on python framework like Django and flask. Proficiency in analysis, designing and developing of wed applications.

Extensive experience developing high-performance APIs using FastAPI, leveraging its asynchronous capabilities for efficient request handling.

Designed and implemented RESTful services with FastAPI, ensuring adherence to industry best practices and standards.

Successfully integrated Python applications with Google Cloud Platform services, leveraging GCP's suite of tools for scalable and reliable solutions.

Developed and deployed applications on GCP's compute services, such as Google App Engine, Google Kubernetes Engine (GKE), or Compute Engine.

Designed and implemented microservices architectures using FastAPI, ensuring modularity, scalability, and maintainability.

Utilized GCP's services like Cloud Endpoints and Cloud Functions for efficient microservices deployment.

Implemented data storage solutions on GCP, including Cloud Storage for object storage and Cloud SQL for relational databases.

Leveraged GCP's managed database services like Firestore or Cloud Spanner for scalable and distributed data storage.

Integrated FastAPI applications with GCP Identity and Access Management (IAM) for robust authentication and authorization. Implemented OAuth 2.0 and JWT-based authentication mechanisms for securing APIs.

Extensive working experience on MYSQL database queries from python using python-MySQL connector and MySQL dB package, DB browser (SQLite) to retrieve information and expertise in establishing database connections for python by configuring packages like MySQL-python

Knowledge in Model View Controller (MVC) frameworks like Django, Java Script, and jQuery. Solid knowledge in various Python Integrated Development Environments like Eclipse Sublime Text and NetBeans. Experience in Unit Testing with PyTest, unit test frameworks

Hands-on experience in Cloud-like AWS worked on Amazon Elastic Compute Cloud (EC2), Amazon Virtual Private Cloud (VPC), Amazon Simple Storage Service (S3), and Amazon Elastic Block Store (EBS).

Good understanding of machine learning models such as Supervised learning, Unsupervised learning, Regression, and Classification Linear Regression, Logistic Regression, K Nearest Neighbour, Decision Tree, and Random Forest using Python Packages such as Scikit Learn, Pandas, NumPy, Matplotlib, Seaborn, and Plotly.

Experienced in working with various Python Integrated Development Environments like NetBeans, PyCharm, PyScripter, Spyder, PyStudio, PyDev and Sublime Text.

Worked on Java: Zookeeper Curator, Guava, Logging (slf4j, log back, and log4j), and JunitHands on experience in Waterfall, Agile Methodologies, Scrum stories and sprints experience in a Python based environment.

In Machine learning background and skills in data science, applied research and heavy-duty coding Working on with Python programming and Python libraries for data science included in the Anaconda distribution including NumPy, pandas. Python packages like, SciPy, tables etc.

Extensive experience with Amazon Web Services (AWS), Open stack, Docker Puppet, Chef, Ansible, AWSCloud Formation, AWS Cloud Front and Experience in using containers like Docker

Good experience in developing applications and implementing Model View Control (MVC) architecture using server-side applications with Python (Django, Flask and Pyramid.

TECHNICAL SKILLS

Methodology

OOAD, OOPS, UML, RUP, Autosys

Mark-up Language

HTML, DHTML, JavaScript, Ajax, DOJO.

Python Libraries

Beautiful Soup, NumPy, SciPy, Matplotlib, python-twitter, Pandas data frame, urllib2

Python Framework

Django, Webapp2, Flask, Bottle

Database

Oracle11g,12c MySQL 5.x, and SQLServer, snowflake

Operating System

Windows, Unix, Mac,Ubuntu

IDE Tools

Eclipse, RSA, JBuilder, Oracle ADF, Web Logic, Rational Rose, LDAP, RUP Methodology, Clear Case/Clear Quest

Web Technologies/other

Django, Flask, Pyramid, Servlets, JSP, AJAX, HTML5, CSS3, XML/XSD, X Path, XSLT, Java Script, jQuery, Web Services (Soap, Restful), SES, Selenium, PyUnit.

Methodologies

OOPS/OOAD, UML, J2EE Design Patterns

Tools

RAD, Eclipse, Edit Plus, Apache Ant, log4j, JUnit, Visio, ANT, Maven

Development Tools

PyCharm, VS Code, Jupyter Notebooks, Sublime Text, Notepad++, Slack.

Data Science

Classification, Regression, Prediction, Dimensionally Reduction, Machine Learning, Hypothesis Testing, Deep Learning, Neural Networks

Big Data Technologies

Hadoop, HDFS, Hive, Pig, Oozie, Sqoop, Spark, Machine Learning, Pandas, NumPy, Seaborn, Impala, Zookeeper, Flume, Airflow, Informatica, Snowflake, DataBricks, Kafka, Cloudera

Client : Myriad genetics, Utah June 2022 - Present Role: Senior Python Developer

Project Description: Designed and developed multiple microservice based web applications for the service delivery business which deals with servicing the client and advisor requests and complaints. This application involves in delivering packages and freight to multiple countries and territories through an integrated global network. The Company provides worldwide express delivery, ground small-parcel delivery, less-than-truckload freight delivery, supply chain management services, customs brokerage services, and trade facilitation and electronic commerce solutions.

Responsibilities:

Developed and Architect RESTful API using Flask, SQL Alchemy ORM, and Python 3.4.

Re-designed and re-implemented the company’s web functionality into a modern n-tier architecture using Python and Django. Built application logic using Python.

Used Python and Django to interface with the JQuery UI and manage the storage and deletion of content.

Used Python based GUI components for the front-end functionality such as selection criteria.

Designed and developed data management system using MySQL.

Worked on Python Openstack API's used Python scripts to update content in the database and manipulate files.

Designed and developed persistence layers to modify data for application using Django and PostgreSQL

Worked on Backend Microservices and API Development using Python3.7/3.8, Flask, Django 3.1.5, Rest APIs, Docker Containers( Nimble development environment),Microsoft SQL Server.

Used development principles in Full Stack Web Development with Python and Django.

Utilized GCP's serverless computing services, such as Cloud Functions, to build event-driven applications and microservices.

Implemented serverless architecture patterns for cost-efficient and scalable solutions.

Established continuous integration and deployment pipelines for FastAPI applications using GCP's CI/CD tools.

Automated deployment workflows, ensuring quick and reliable releases of applications.

Implemented monitoring and logging solutions using GCP's Stackdriver, ensuring real-time insights into application performance. Set up alerts and dashboards to proactively identify and address issues in FastAPI applications.

Conducted performance tuning for FastAPI applications on GCP, optimizing response times and resource utilization.

Experienced in developing Web-based Applications using python, CSS, HTML, HTML5, CSS3, JavaScript, AJAX, J2EE, jQuery, JSON, jQuery UI, XML, Angular JS involving Beautiful Soap, NumPy, Matplotlib and Pandas Data frame

Identified and resolved performance bottlenecks using New Relic insights and other monitoring tools.

Conducted regular performance testing and optimization of applications deployed on AWS services.

Develop high quality code, but a very adaptable User Interface/UX and a very good per easy-to-understand documentation.

Microservices include yang tree configuration, Core, RestConf, NetConf, Yang and Report Builder

Code Revision, Unit Testing using PyAts for testing network devices

Utilize source control and Integrate GIT into Jenkins to automate the code check-out process.

Wrote Python normalizations scripts to find duplicate data in different environments.

Developed the required XML Schema documents and implemented the framework for parsing XML documents.

Wrote scripts to Import and Export data to CSV, EXCEL formats from different.

Added support for Amazon AWSS3 and RDS to host static/media files and the database into Amazon Cloud.

Used advanced packages like Mock, patch, and Beautiful soup (b4) in extracting the Data during the development phase and perform unit testing.

Environment: Python2.x and Python 3.x, MySQL, Celery, Django, REST Web services, Netconf, RestConf, PyATS, Yang, PostgreSQL, ReactJS, Redux, Angular, HTML, CSS, XML, JavaScript, jQuery, JSON, AJAX, Microsoft SQL Server, Grappelli Django admin, PostgreSQL and python libraries such as NumPy, sqlalchemy, Restful/SOAP web services, SQLite, Git-hub, Sublime text editor,AWS, Pandas, PyQt, PyQuery, Flash

Client: Nationwide, Columbus Ohio May 2020 – May 2022

Role: Python Developer

Project Description: This strategic project totally built on python and mainly this application is a reporting tool) is developed to replace the already existing project which is written in Java. Project includes work streams created for the multi-year program called IRIS (Independent Revaluation Infrastructure) in support of the VCG (Valuation Control Group) business. This project presents offers and content most relevant to the customers. The project simultaneously aims to deliver the greatest benefit to the enterprise as it allows American Express to tailor its services and products to meet customer preferences efficiently and make interactions faster and easier.

Responsibilities:

Experienced in developing Web-based Applications using Python, CSS, HTML, JavaScript, Angular, andjQuery.

Involved in Unit testing, Integration testing, User-Acceptance testing, and Functional testing.

Created custom directives in AngularJS for re-usable components (multi-field form elements, background file uploads).

Build the evaluation model in the Clouderaworkbench workspace by levering the machine learning models (NLP, Logistic model, decision trees) by python/PySpark.

Used Django template system for front-end UI along with OpenStack dashboard and Worked on Python OpenStack APIs and used NumPy for Numerical analysis.

Experience in python, Jupyter, Scientific computing stack (NumPy, SciPy, pandas, and Matplotlib).

Performed troubleshooting, fixed, and deployed many Python bug fixes of the two main applications that were the main source of data for both customers and the internal customer service team.

Used Django configuration to manage URLs and application parameters.

Involved in Web development, programming, and engineering Django, UWSGI and SQL internal admin tools behave BDD.

Developed the application front-end using HTML, CSS, JavaScript, Bootstrap, Django framework.

Extensively utilized Python frameworks like Django, Flask, Sanic, PyUnit, andlibraries likematplotlib.

Designed applications implementing MVC architecture in Pyramid, Zope framework.

Created a Python/Django based web application using Python scripting for data processing, MySQL for the database, and HTML/CSS/jQuery and High Charts, matplotlib for data visualization of sales, tracking progress, identifying trends.

Developed data-accessible web applications for employee accesses using HTML5, CSS3, JavaScript, andDjango.

Fetched twitter feeds for certain important keyword using the python-twitter library (Tweepy), Used JSON to store the twitter data which was further represented using matplotlib visualization and generated graphical reports forbusiness decision using matplotlib library.

Participate in the design, build and deployment of NoSQL implementations like Mongo DB.

Added support for Amazon AWS S3 and RDS to host static/media files and the database into Amazon Cloud.

Enhanced by adding Python XML SOAP request/response handlers to add accounts, modify trades and security updates.

Worked with RDBMS like Oracle 11g/10i and MySQL databases to query and read data.

Developed scripts to migrate data from the proprietary database to PostgreSQL.

Implemented continuous integration using Jenkins and involved in the deployment of an application with Ansible automation engine.

Implemented CI/CD pipelines for automated testing, building, and deployment of applications. Ensured smooth integration between code repositories and CI/CD tools for streamlined development workflows.

Implemented security best practices for microservices and databases, ensuring data integrity and compliance. Conducted regular security assessments and audits, addressing vulnerabilities proactively.

Successfully migrated legacy Python 2 applications to Python 3, ensuring future compatibility and code maintainability.

Implemented strategies for horizontal scaling using GCP's load balancing and autoscaling features.

Collaborated with cross-functional teams, including frontend developers, DevOps engineers, and data scientists, to deliver end-to-end solutions.

Worked closely with stakeholders to understand business requirements and align technical solutions with organizational goals.

Performed Unit testing, Integration Testing, GUI testing using PyTest and web application testing using Selenium Python bindings.

Developed server-based web traffic using RESTful API’s statistical analysis tool using Flask, Pandas

Implemented table sorting feature on the webpages regardless of the type of data types with the use of JavaScript.

Enhanced by adding Python XML SOAP request/response handlers to add accounts, modify trades and security updates.

Creation of Python scripts for data access and analysis (Scripts, Data Feeds, XLS, FIXML) to aid in the process and system monitoring, and reporting.

Designed and maintained databases using Python and developed Python-based API (RESTful Web Service) using Flask, SQL Alchemy, and PostgreSQL.

Managed code versioning with GitHub, BitBucket,and deployment to staging and production servers and Implemented MVC architecture in developing the web application with the help of the Django framework.

Environment: Python 3.4/2.7, Hadoop, Django 1.7, HTML5, CSS, Bootstrap, jQuery, JSON, JavaScript, PostgreSQL, T-SQL, MongoDB, SoapUI, Ansible, MySQL, Google Cloud, Amazon AWS S3, Bugzilla, JIRA.

Highmark Health, Pittsburgh, PA Jan 2018- Apr 2020 Role: Python Developer

Description:

This project’s objective was to extract the data from the OLTP systems into DSS systems. DSS database was designed for the purpose of the business analysis for the statistical data collected through the web transactions. My role is to Develop PySpark Applications by using python and Implemented Apache PySpark data processing project to handle data from various RDBMS and Streaming sources.

Responsibilities:

Involved in the project life cycle including design, development and implementation and verification and validation

Created a Python/Django-based web application using Python scripting for data processing, MySQL for the database, and HTML/CSS/jQuery and HighCharts, matplotlib for data visualization of sales, tracking progress, identifying trends.

Skilled in using collections in Python for manipulating and looping through different user-defined objects.

Taken part in the entire lifecycle of the projects including Design, Development, and Deployment, Testing and Implementation and support.

Developed views and templates with Python and Django's view controller and templating language to create a user-friendly website interface.

Automated different workflows, which are initiated manually with Python scripts and Unix shell scripting.

Used Python unit and functional testing modules such as unit test, unittest2, mock, and custom frameworks in-line with Agile Software Development methodologies.

Wrote and executed various MYSQL database queries from Python using Python-MySQL connector and MySQL dB package.

Created and maintained technical documentation for launching Hadoop Clusters and for executing Hive queries and Pig Scripts.

Developed Sqoop scripts to handle change data capture for processing incremental records between new arrived and existing data in RDBMS tables.

Installed Hadoop, Map Reduce, HDFS, AWS and developed multiple Map Reduce jobs in PIG and Hive for data cleaning and pre-processing.

Managed datasets using Panda data frames and MySQL, queried MYSQL database queries from python using Python-MySQL connector and MySQL dB package to retrieve information.

Involved in the Web/Application development using Python, HTML5, CSS3, AJAX, JSON, and jQuery.

Developed and tested many features for a dashboard using Python, Java, Bootstrap, CSS, JavaScript, andjQuery.

Generated Python Django forms to record data of online users and used PyTest for writing test cases.

Implemented and modified various SQL queries and Functions, Cursors and Triggers as per the client requirements.

Developed server-based web traffic using RESTful API’s statistical analysis tool using Flask, Pandas.

Enhanced by adding Python XML SOAP request/response handlers to add accounts, modify trades, and security updates.

Developed various Python scripts to find vulnerabilities with SQL Queries by doing SQL injection, permission checks, and performance analysis.

Performed Unit testing, Integration Testing, GUI testing using Pytest, and web application testing using Selenium Python bindings.

Environment: Python, Django, HTML5, CSS, Bootstrap, jQuery, JSON, JavaScript, PostgreSQL, T-SQL, MongoDB, SoapUI, MySQL, Amazon AWS S3, Bugzilla, JIRA

Client FedEx, TN Feb 2017- Dec 2017 Role: Python Developer

Project Description:

Ship Manager Software is an e-commerce based shipping solution that enables to automate and manage entire shipping process.Ship Manager Application designed to help businesses of all sizes automate various shipping operations including managing order information, payments, inventory, pickup/drop-off, costs and more. The platform enables organizations to monitor shipping profiles and billing activities on a unified portal.

Responsibilities:

Responsible for gathering requirements, system analysis, design, development, testing, and deployment.

Developed tools using Python, Shell scripting, XML to automate some of the menial tasks. Interfacing with supervisors, artists, systems administrators, and production to ensure production deadlines are met.

Write scripts using python modules and their libraries to develop programs that improve the processing of access requests.

Worked on PowerShell for automation and made use of command-line shell and shell scripting.

Developed Merge jobs in Python to extract and load data into MySQL database, also worked on Python ETL file loading and use of the regular expression

Utilized PyUnit, the Python Unit test framework, for all Python applications and used Django Database APIs to access database objects.

Rewrite the existing python/Flask module to deliver a certain format of data.

Created an authorization scheme which enforced limitations on API clients.

Overwritten Django Rest Framework internals to allow for more dynamic routing.

Developed an application in Linux environment and dealt with all its commands.

Worked with SCRUM Agile methodology to ensure delivery of high-quality work with monthly iteration/time box.

Installed/configured/maintained Apache servers on all machines (production server and development servers).

Administrate Continuous Integration services (Jenkins, Nexus Artifactory, and Repository).

Designed and Developed DB2 SQL Procedures and UNIX Shell Scripts for Data Import/Export and Conversions.

Installed/configured/maintained MySQL database and MongoDB database.

Designed and created backend data access modules using PL/SQL stored procedures and Oracle.

Involved in the development of Web Services using SOAP for sending and getting data from the external interface in the XML format.

Developed a Python-based rules engine that is used to identify and report on health care quality gaps for members as a team.

Used Python scripts to update the web form contents by manipulating database and files.

Used Django forms to save user related data from the web portals.

Used Wireshark, liveHTTPheaders, and Fiddler debugging proxy to debug the Flash object and help the developer create a functional component.

Environment: Python, Django, PyCharm, PyTorch, Pandas, Flask, Python API, TensorFlow, scikit-learn, NumPy, Microservices, ORM, Celery, Tornado, SQLAlchemy, JavaScript, HTML5, CSS3, Angular, React, Redux, Machine learning, data science, Tornado, TFS, ROR, Angular, React, Es6, Typescript, JWT, Java, MySQL, PL/SQL, PostgreSQL, Rest, Git, Selenium, AWS EC2, Google Cloud Platform, Chef, Maven, JSON, Jenkins, Docker, Linux, Agile, Scrum

Client: Zensar Technologies, Pune, India Apr 2014- Dec 2016 Role: Python, Software Developer

Responsibilities:

Responsible for setting up Python REST API framework using DJANGO.

Created Django forms to display database models and Django views to display form details.

Created pie charts and bar graphs to display trends from data analysis.

Used BeautifulSoup python library for web scraping to extract important data from html and xml tags.

Used PyQt to implement GUI for the user to create, modify and view reports based on client data.

Views and Templates were developed with Python and to create a user-friendly website interface and maintained data with JSON data standards for quick response and Restful, CRUD operation.

Wrote a program to use REST API calls to interface with backup server, and parse output reports of an excel file in python to monitor backup usages.

Used AJAX for Better interactivity for the end user and easier navigation and AJAX is compact.

Involved Merge jobs in Python to extract and load data into MySQL database using CRUD Operations.

Involved in development of Web Services using SOAP for sending and getting data from the external interface in the XML format.

Involved in source code management with the help of GitHub using push and pull operations of GIT and created a local GIT repository so that the source code can be managed locally.

Responsible for designing, developing, testing, deploying, and maintaining the web application.

Maintained program libraries, users' manuals and technical documentation.

Managed large datasets using Panda data frames and MySQL.

Wrote and executed various MYSQL database queries from python using Python-MySQL connector and MySQL dB package.

Thorough knowledge in various front-end tools like HTML, CSS, JavaScript, XML, jQuery, Angular JS, and AJAX. Managed large datasets using Panda data frames and MySQL.

Environment: Django, SQL, Pandas, NumPy, TensorFlow, Flask, SciPy, JSP, HTML, CSS, jQuery, Struts, EJB, PL/SQL, MYSQL, JIRA UNIX, Subversion, SVN, ANT, web services

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