Summary
Overview
Work History
Education
Skills
Websites
Certification
PROJECTS
Timeline
Generic

Rahul Katekar

Richardson,TX

Summary

Dynamic Sr. Python Developer with a proven track record at AT&T, enhancing system security and efficiency by 70% through innovative coding and strategic AWS implementations. Expert in Python, Django, and cloud technologies, with a knack for optimizing data processes and collaborative problem-solving. Passionate about driving project success and delivering high-quality software solutions.

Overview

11
11
years of professional experience
1
1
Certification

Work History

Sr. Python Developer

AT&T · Contract
Dallas, TX
07.2024 - Current
  • I wrote Python code embedded with JSON and XML to produce an HTTP GET request, parsing HTML data from websites.
  • Used a test-driven approach for developing the application, and implemented the unit tests using the Python unit test framework.
  • Microservices architecture written in Python and Golang, utilizing distributed message passing via NSQ, with JSON and XML as data exchange formats.
  • Used the Pandas API to format the data as time series and tabular format for east timestamp data manipulation and retrieval. Developing a Python framework using Django to perform scan software unit monitoring.
  • Updated an existing real-time bidding platform (RTB) to conform to OpenRTB standards. Platform written in Python, with Tornado.
  • Implemented Redux Saga's actions and reducers to implement synchronous API calls.
  • Conducted regular audits of IAM policies and access logs, identifying and mitigating security vulnerabilities, which led to a 70% decrease in potential security risks.
  • Implemented the AWS S3 infrastructure for a Big Data environment for data analytics.
  • Configured auto-scaling and resource allocation settings as per application requirements using serverless computing.
  • Designed, built, and deployed a multitude of applications utilizing almost all of the AWS stack, including S3, RDS, and DynamoDB. Migrated a Java/J2EE-based BI web and server tracking analytics platform to Google Cloud Platform. Worked on various applications using Python 3.x, integrated IDEs like Sublime Text and PyCharm.

Software Python Developer

Roweb Development
01.2020 - 11.2022
  • Drove the enhancement of the real-time delivery tracking app at Roweb Development, leading to a 40% increase in delivery efficiency and offering customers accurate tracking information, resulting in improved service quality and customer satisfaction levels.
  • Directed the implementation of backend logic and API integration with the Django framework, effectively integrating third-party APIs for real-time tracking, which led to a 30% reduction in system downtime and a 15% increase in data retrieval speed.
  • Developed end-to-end ETL processes using SSIS, streamlining data transformation and loading operations, resulting in a 25% improvement in data accuracy and a 30% reduction in processing time.
  • Engineered the implementation of Docker to consolidate and manage Django application and dependencies within a containerized environment; leveraged Docker images and containers to enhance deployment efficiency and scalability, resulting in a 50% reduction in deployment errors.
  • Directed the deployment of the application on Amazon's Elastic Kubernetes Service (EKS), guaranteeing uninterrupted service availability during traffic spikes; monitored performance metrics with CloudWatch, resulting in a 25% increase in system efficiency.
  • Optimized database queries and implemented caching mechanisms, resulting in a 40% reduction in query response time for processing large volumes of location data efficiently.

Python Developer

Broadridge Financial Solutions
07.2014 - 02.2017
  • Directed the design and development of Python-centric web applications, incorporating data-driven insights to improve user experience; achieved a 20% increase in conversion rates and a 15% decrease in bounce rates.
  • Implemented multi-factor authentication across all API endpoints, resulting in a 50% decrease in unauthorized access attempts and enhancing system security.
  • Directed end-to-end data transformation, extraction, and load processes for a multinational corporation, optimizing data flow efficiency and increasing data processing speed by 50% while ensuring data integrity and quality standards were met.
  • Experience in Amazon Web Services (AWS) Cloud services such as EC2, EBS, S3, VPC, and Elastic Load Balancer.
  • Spearheaded the integration of Lambda function for infrastructure automation, optimizing resource allocation and reducing system downtime by 15%, resulting in enhanced operational efficiency.
  • Setup database in AWS using RDS and configuring backups for S3 bucket.
  • worked on Amazon EC2 Clusters to deploy files into Buckets.
  • Architected and deployed data processing workflows on cloud platforms AWS EMR and Azure HDInsight utilizing PySpark; streamlined data processing operations, resulting in a 30% increase in overall data processing capacity for analytics and reporting.
  • Developed ETL scripts in Python to get data from one database table and insert, update resultant data to another database table.
  • Formulated and produced a series of visually appealing graphical reports using Numpy and Matplotlib in Python; these reports were instrumental in identifying key market trends and driving a 25% increase in customer engagement metrics.
  • Executed the strategic migration of the Django database from SQLite to MySQL and eventually to PostgreSQL, guaranteeing full data integrity and continuity, which significantly improved system reliability and operational efficiency.
  • Executed the deployment of a key project onto Jenkins server, strategically managing code configurations and versions through SVN version control system, enhancing collaboration and ensuring project integrity and version control.
  • Engineered REST APIs using Django, enhancing system efficiency by 30% and enabling real-time data exchange for improved user experience.

Education

Master of Science - Masters in Information Studies

Trine University
Angola, IN
05.2024

Master of Science - Masters in Information Studies

Charles Sturt University
Australia
12.2020

Skills

  • Languages: Python
  • Database: Microsoft SQL Server, SQLite, MySQL, PostgreSQL, DB2, MongoDB, Cassandra
  • Frameworks: Django, Flask, Rest API, Pyramid
  • Libraries: Numpy, pandas, SciPy, Matplotlib, HTTPLib2, Urllib2, Beautiful Soup, Pickle
  • Cloud Technologies: AWS
  • Version control: Git, GitHub
  • Deployment tools: Amazon EC2, S3, EKS, RDS, CloudWatch, Kubernetes, Docker and CI CD Pipelines

Certification

  • Licensed -Introduction to Web Design and Development | LinkedIn Learning
  • Licensed -Python Projects | LinkedIn Learning
  • Introduction to Generative AI | Google
  • Introduction to Web Design and Development | LinkedIn Learning
  • Programming Foundations: APIs and Web Services | LinkedIn Learning
  • Flask essential training | LinkedIn Learning
  • Django essential training | LinkedIn Learning.

PROJECTS

Grocery-webpage with python :

Constructed a dynamic two-tier grocery store backend database application utilizing Python and Flask framework, consolidating MySQL database with product, order, order_id, and uom tables, streamlining data extraction in JSON format through Flask server.

PROJECTS-2| Data_Analyst-Atliq-grand-hotel-project:Data Analyst at Atliq Grand Hotel specializing in revenue optimization and market analysis, leveraging dataanalytics strategies including OLTP vs OLAP understanding, ETL implementation, and Data Warehouseutilization, to derive actionable insights using Python (pandas) in Jupyter Notebook for strategic decision-making and revenue optimization.

Timeline

Sr. Python Developer

AT&T · Contract
07.2024 - Current

Software Python Developer

Roweb Development
01.2020 - 11.2022

Python Developer

Broadridge Financial Solutions
07.2014 - 02.2017

Master of Science - Masters in Information Studies

Trine University

Master of Science - Masters in Information Studies

Charles Sturt University

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Rahul Katekar