Vamsi K

• Involved in building database model, APIs and views utilizing Python, in order to build an interactive micro service.
• Handled potential points of failure (database, communication points and file system errors) through error handling and communication of failure.
• Responsible for debugging the project monitored on JIRA (Agile)

· Using SCIM protocol to encapsulates all the network connected devices.

· It provides Privileged Account Access Discovery (PAAD) information, which

gives visibility to the privilege levels of all local accounts on all the network devices.

· Wrote Python scripts to parse JSON documents and load the data in database.

• Worked on Restful APIs to access the third-party data for the internal analysis and statistical representation of data.
• Application structured by the concepts and benefits of Event-Driven Architecture

· Service will collect user data from data management service and push them to Kafka.

· By using SQL transactions user data stores in Cockroach DB with high availability and low-down time.

· Implemented solutions for ingesting data from various sources and processing the Data-at-Rest utilizing Big Data technologies such as Hadoop, Map Reduce and Hive.

· Created Splunk dashboards for tracking the vendors and user status.

· Beacon-based Retail Application

· Developed a beacon-based application that allows customers to interact with products in a retail store.

· The application uses beacons to track the customer's location and provide them with personalized recommendations.

· Developed and maintained Airflow DAGs for data pipelines that processed 10 million rows of data per day.

· Implemented Airflow tasks using Python, Bash, and SQL.

· Scheduled Airflow DAGs to run on a regular basis and monitored them to ensure they were running successfully.

· Troubleshot Airflow DAGs when they failed and worked with other developers to collaborate on Airflow projects.

• Implemented Data pipelines for big data processing using Spark transformations and Python API and clusters in AWS.
• Collaborated with cross-functional teams, including developers, DevOps engineers, and security professionals, to ensure secure and compliant cloud environments. Implemented access controls, encryption, and security scanning, adhering to industry best practices.
• Involved in Data base design, normalizations and de-normalization techniques.
• Involved in User Acceptance Testing and prepared UAT Test Scripts and ready for PROD.
• Used and customized apache server to for checking our developed project.
• Used Test driven approach (TDD) for developing services required for the application.
• Implemented Integration test cases.
• Used Git to resolve and coding the work on python and portlet.

Environment: Python 3.4, 2.7, Kafka, Docker, Kubernetes, Flask, MySQL, Cockroach DB, JSON, Splunk, Jules, JIRA, Bitbucket, Git.

· Involved in software development life cycle (SDLC) of tracking the requirements, gathering, analysis, detailed design, development, system testing and user acceptance testing.

• Worked with team of developers on Python applications for RISK management.
• Generated Python Django Forms to record data of online users.
• Used Python and Django creating graphics, XML processing, data exchange and business logic implementation, and Developed flask, Django Restful API endpoints for accessing through UI and uploading applications data
• Experienced in ORM programming in converting data between incompatible type systems in OOPlanguages.
• Contribute to major development initiatives with codebases utilizing Python, Django, MySQL, MongoDB, jQuery and React.
• Performed Compatibility testing of applications for dynamic and static content of browsers using HTMLIds and XPath, JPath, id, name in Selenium.

· Created a Django dashboard with custom look and feel for end user after a careful study of the Django admin site and dashboard.

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

· Developed PySpark applications that processed 100 million rows of data per second.

· Implemented Spark SQL, Spark MLlib, and Spark Streaming.

· Worked with Spark on Hadoop and Amazon EMR.

· Optimized Spark applications for performance and scalability by identifying and resolving performance bottlenecks.

· Used the BeautifulSoup Python Library to extract desired data from a given URL an automated way.

· Created tables on top of data on AWS S3 obtained from different data sources and

migrated the data from cluster into the AWS environment.

· Used Jenkins for continuous integration for code quality inspection and worked on building local repository mirror and source code management using GitHub.

· Developed entire frontend and backend modules using Python on Django Web Framework with GIT.

• Exported/Imported data between different data sources using SQL Server Management Studio.

· Generated charts and reports using Pandas modules to analyze data stored in files.

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

· Used IDE tool to develop the application and JIRA for bug and issue tracking and Used JIRA to assign, track, report and audit the issues.

· Developed and tested many features for dashboard using Python, Java, Bootstrap, CSS, JavaScriptand jQuery.

· Designed and developed the UI of the website using HTML, XHTML, AJAX, CSS and JavaScript.

· Launched Kubernetes to provide a platform for automating deployment, scaling and operations of application containers across clusters of hosts.

· Implemented a continuous Delivery pipeline with Jenkins and GitHub, whenever new GitHub branches are created Jenkins automatically attempts to build a new Docker container from it.

· Experience with configuration management tool such as Ansible

• Performed efficient delivery of code based on principles of Test-Driven Development (TDD) and continuous integration to keep in line with Agile Software Methodology principles
• Created the environment specific settings for a new deployment and updated the deployment specific conditional checks in code base to use specific checks.

· Resolved ongoing problems and accurately documented progress of a project.

Environment: Python 3.4, 2.7, Django, R, MySQL, MongoDB, jQuery, React, Linux, Amazon S3, Jenkins, HTML, Java Script, CSS, JIRA, PHP, JQuery, Kubernetes, Ansible, JSON, XML, AWS, Linux.

· Designed front end and backend of the application utilizing Python on Django Web Framework.

· Developed consumer-based features and applications using Python and Django in test driven Development.

· Worked on front end frame works like CSS, Bootstrap for development of Web applications.

· Launched Kubernetes to provide a platform for automating deployment, scaling and operations of application containers across clusters of hosts.

· Develop consumer-based features and applications using Python, Django, pyramid, Flask, Web2py, HTML and other web technologies.

· With using of Python OS module on UNIX environment, made job cloning and forking.

· Wrote Python modules to extract/load asset data from the MySQL source database.

· Designed and implemented a dedicated MySQL database server to drive the web apps and report on daily progress.

· Integrated Redis-Cache with the Django-rest-framework for reading the data faster.

· Implemented Restful Web-Services for sending and receiving the data between multiple systems.

· Extensively worked on Jenkins by installing, configuring and maintaining for Continuous integration (CI) and for End-to-End automation for all build and deployments.

· Implemented Bash, Python scripting to automate many day-to-day tasks.

· Developed the notification service by posting the JSON request in AWS API Gateway, Validating the response in Lambda by getting the data from Dynamo DB and sending the notification through AWSSNS.

· Responsible for debugging and troubleshooting the web application.

· Used Pandas to put the data as time series and tabular format for east timestamp data manipulation and retrieval.

· Managed datasets using Panda data frames and MySQL

· Designed and developed data management system using PostgreSQL.

· Created Python and Bash tools to increase efficiency of cell centre application system and operations; data conversion scripts, REST, JSON and CRUD scripts for API Integration

· Wrote with object-oriented Python, Flask, SQL, Beautiful Soup, httplib2, Jinja2, HTML/CSS, Bootstrap, JQuery, Linux, Sublime Text, and GIT.

· Implemented REST APIs in Python using micro-framework like Flask with SQL Alchemy in the backend for management of data center resources on which Open Stack would be deployed.

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

· Involved in various phases of the project like Analysis, Design, Development, and Testing.

· Developed front-end using HTML, CSS, JavaScript, React, Bootstrap

· Wrote Stored Procedures in SQL and Scripts in Python for data loading.

· Deploy third party's applications using various CI tools like Jenkins.

· Familiar with devops tools like Ansible, Jenkins, GitHub

· Created deployment groups in one environment for the Workflows, Work lets, Sessions, Mappings, Source Definitions, Target definitions and imported them to other environments.

· Tested and debugged the product in controlled and real situations.

Environment: Python 3.4, 2.7, Django1.7, SQL, React, Java Script, Linux, Shell Scripting, Mongo DB HTML, Eclipse JQuery, Kubernetes, Jenkins, Ansible, JSON, XML, CSS, SQL Server, Bootstrap, Amazon S3, AWS.

· Managed, developed and designed a dashboard control panel for customers and administrators using DJANGO, Oracle DB, PostgreSQL and VMWARE API calls.

· Installation, configuration, integration, tuning, backup, crash recovery, upgrades, patching, monitoring system performance, system and network security and troubleshooting of Linux/Unix servers.

· Queried MYSQL database queries from Python using Python-MYSQL Connector and MYSQL DB package to retrieve information.

· Developed wrapper in Python 3.5 for instantiating multi-threaded application.

· Implemented a login module for user, registration of the products, placing the order and tracking the order.

· Developed views and templates with Django view controller and template language to create a user-friendly website interface.

· Automated moving the tests from production to staging and staging to production by reading the keywords from NV bugs.

· Developed backend of the application using the flask framework

· Developed and tested many features for dashboard using Flask, CSS and JavaScript.

· Experience in using frameworks and tools like Django, Flask, Django REST, Hibernate ORM, Spring.

· Developed Restful microservices using Flask and Django and deployed on AWS servers using EBS and EC2.

· Implemented Continuous Integration and deployment using various CI Tools like Jenkins

· Working Experience in AWS like Amazon EC2, Amazon S3, Amazon EMR and Amazon SQS.

· Worked on standard python packages like boto3 for AWS.

· Using raw files loaded data files from URL’s to Amazon S3 Bucket

· Also worked on Amazon EC2 Clusters to deploy files into Buckets

· Worked on reading queues in Amazon SQS, which have paths to files in Amazon S3 Bucket.

· Worked on several standard python 3.5 packages like NumPy, matplotlib, Pickle, PySide, SciPy, wxPython, PyTables etc.

· Deployed project into Amazon web services (AWS) using amazon elastic bean stalk.

· Designed and configured database and backend applications and programs.

· Developed server-side scripts to process user requests using object-oriented PHP 4.4.

· Involved in application design, site architecture design, using PHP and HTML programming to meet validation requirements.

· Used PHP Soap client to get data from data services.

· Used test driven approach for developing the application and implemented the unit tests using Python unit test framework.

· Experience with Unit testing / Test driven Development (TDD).

· Worked on Python OpenStack APIS and used NumPy for numerical analysis

· Understanding Python files in OpenStack environment and make necessary changes if needed.

· Used perforce version control system and Python Tools for Visual Studio (PTVS) IDE.

· Create and write result reports in different formats like txt, csv, xls, and JSON. Worked on CSV

Environment: DJANGO, HTML, PHP, JQuery, MYSQL, PYTHON, Database, Flask, AWS, MS SQL Server, Oracle, SQL

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

· Participated in the complete SDLC process.

· Developed Business logic using Python 2.7

· Used Django framework for database layer development.

· Developed user interface GUI using CSS, HTML, JavaScript and JQuery.

· Responsible for setting up Python REST API framework using DJANGO.

· Created database using MySQL, wrote several queries to extract data from database using ETL and ELT tool (SSIS).

· Wrote scripts in Python for automation of testing jobs.

· Deployment and build of various environments including Linux and UNIX

· Installed and maintained web servers Tomcat and Apache HTTP (1.3, 2.2) Web servers in Red HatLinux.

· Used web services for integration and testing.

· Jira is used as project management tool for issue tracking and bug tracking.

· Implemented monitoring and established best practices around using elastic search.

· Effectively communicated with the external vendors to resolve queries.

· Used GIT for the version control and deployed project into AWS.

Environment: Python 2.7, Django 1.4, JSON, XML, SOAPUI, HTML, API, Shell Scripting, SQL, MySQL, AWS, GIT, Linux.