Summary
Overview
Work History
Education
Skills
Certification
Timeline
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LAKSHMAN MATTA

Dallas,USA

Summary

Python Pyspark developer with 4+ years of experience in crafting high-performance applications and RESTful APIs. Expertise in optimizing data pipelines, refactoring legacy systems, and implementing cloud-based microservices. I am skilled in leveraging Django, Flask, and AWS to drive healthcare data integration and analysis. Committed to code quality through rigorous testing and review processes.

Overview

5
5
years of professional experience
1
1
Certification

Work History

Python Developer

Humana
08.2023 - Current
  • Engineered high-performance Python applications using Django and Flask, optimizing core algorithms to reduce processing time, developed and maintained RESTful APIs improving data integration for 3 critical healthcare systems, increasing data accuracy for patient care decisions.
  • Designed efficient data pipelines and analytics platforms using Python libraries (NumPy, Pandas) and cloud services (AWS Glue, S3).
  • Incorporating Hadoop for distributed processing of over 5TB of healthcare data, enabling advanced analytics, for data-driven decision-making.
  • Optimized data retrieval and storage processes by utilizing SQL for structured patient data and DynamoDB for real-time event tracking, improving query response times and enhanced scalability for high-volume healthcare transactions.
  • Collaborated with cross-functional teams to modernize legacy systems, refactoring over 100,000 lines of code and migrating to cloud-based microservices architecture (AWS EC2, Lambda) using Docker and Kubernetes, improving system reliability.
  • Deployed robust testing strategies using Pytest, achieving 90% code coverage, and conducted thorough code reviews in GitHub to ensure high-quality, secure code that meets healthcare industry standards and regulations, reducing critical bugs in production.
  • Leveraged agile methodologies (Scrum, Kanban) and Python's extensive ecosystem to iteratively deliver value, adapting to changing requirements and continuously improving development practices using CI/CD pipelines (Jenkins), increasing time-to-market for new features in rapidly evolving technological landscape.
  • Installed, configured, and maintained desktops, laptops, and peripheral devices; ensured all equipment met performance and security standards.
  • Monitored and optimized network infrastructure, working with ISPs to resolve outages and ensure high system up time. Oversaw VoIP phone system administration including call routing, voicemail configuration, and troubleshooting connectivity issues.
  • Created, modified, and managed user accounts, access permissions, and licensing across business-critical systems. Developed custom IT reports for system performance, security monitoring, and compliance reviews to support strategic decision-making.

Python Developer

Vivma Software Inc
01.2021 - 12.2022
  • Built robust server-side logic for web applications using Django, collaborating with cross-functional teams to implement features that increased user engagement by 1,500 monthly active users.
  • Designed and implemented RESTful APIs using FastAPI, facilitating seamless integration between systems and databases like PostgreSQL and MongoDB, reducing data retrieval time.
  • Led version control practices using Git and conducted regular code reviews, improving team collaboration and overall code quality.
  • Applied automated testing strategies with Pytest, enhancing software reliability and reducing production bugs by 30%.
  • Contributed to CI/CD pipeline optimization, cutting deployment time in half and enabling more frequent releases.
  • Overcame performance bottlenecks in a data-intensive application by refactoring code, improving processing speed, leveraged NumPy and Pandas streamline data analysis workflows, reducing report generation time from hours to minutes.
  • Experience in Methodology and Standard determination and implementation, System Architecture and Structural Optimization, Development and Deployment.
  • Experience-based familiarity with various software development and deployment methodologies. Strong analytical and problem-solving skills, always striving for new knowledge. A person with multi-tasking and organizational skills and high ethical standards.
  • Excellent communication and interpersonal skills, ability to work independently as well as part of an integrated team.

Education

Master of Science - Information Systems

Dakota State University
05.2024

Bachelor of Science - Computer Science

Malla Reddy College of Engineering and Technology
07.2022

Skills

  • Methodologies: SDLC, Agile (Scrum, Kanban), Lean, Waterfall
  • Programming Languages: Python, C, SQL, R, HTML, CSS, JavaScript, Java
  • Front-End Frameworks: React, Angular, Vuejs, AJAX
  • Machine Learning & Data Science Libraries: NumPy, SciPy, Pandas, Scikit-learn, Matplotlib, Seaborn, PyTorch, PySpark
  • Web Frameworks: Django, Flask, FastAPI
  • Machine Learning Algorithms: Decision Trees, Logistic Regression, K-Nearest Neighbors (KNN)
  • Big Data and Databases: Hadoop, SQL Server, PostgreSQL, MySQL, MongoDB, DynamoDB
  • Data Visualization: Tableau, Power BI, Excel, AWS CloudWatch
  • Version Control: Git, GitHub
  • Cloud Platforms: AWS (Glue, EC2, S3, Lambda, Redshift), Azure, Google Cloud Platform
  • DevOps and Testing: Jenkins, Docker, Kubernetes, CI/CD pipelines, Pytest, Unit test
  • API Development: RESTful APIs, GraphQL
  • IDEs: Visual Studio, PyCharm, Jupyter Notebook
  • Soft Skills: Problem Solving, Collaboration with cross functional teams, Communication, Attention to detail

Certification

  • Agile Software Development: Agile Development Life Cycle
  • Agile Software Development: Agile Project Management
  • Agile for Software Development: Lean, Agile, & Scrum
  • Advanced SQL Queries
  • Project Management: Scrum Framework for Software Development
  • SQL Concepts & Queries

Timeline

Python Developer

Humana
08.2023 - Current

Python Developer

Vivma Software Inc
01.2021 - 12.2022

Bachelor of Science - Computer Science

Malla Reddy College of Engineering and Technology

Master of Science - Information Systems

Dakota State University

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