Senior Python Backend Engineer

Tejaswini Dhanore Python Backend Developer

*****************@*****.*** 996******* Pune Maharashtra

linkedin.com/in/tejaswini-dhanore-3501b6163

Profile

Senior Backend Engineer with over 5+ years of experience designing, developing, and maintaining scalable backend applications. Proficient in Python, Django, and Django REST Framework (DRF) for engineering high-performance RESTful APIs. Proven expertise in PostgreSQL optimization, database performance tuning, and data processing. Skilled in building event-driven systems and managing background task queues using Celery within Agile software development environments.

Skills

Programming Languages: Python, HTML5,

CSS3, JavaScript, PHP

DevOps, Tools & Databases:

Docker, AWS, RabbitMQ, Git, SVN, Postman,

Jira, GitHub Copilot

Web Frameworks & Libraries:

Django, Django REST Framework (DRF),

FastAPI, Angular, Bootstrap, Laravel,

Symfony, CodeIgniter, Pandas

Databases:

PostgreSQL, MySQL

Professional Experience

Infosys Limited – Pune

Technology Analyst

05/2024 – Present

Technology Stack: Python, Django, Django REST Framework(DRF), PostgreSQL, Celery, Redis, Pandas

Project Overview : Data Normalization Repository (DNR) – T-Mobile The Data Normalization Repository (DNR) is a centralized telecom data processing platform developed for T-Mobile to ingest, validate, normalize, and transform large XML and JSON datasets from multiple network sources. The platform automates ETL workflows and provides secure RESTful APIs for data ingestion, monitoring, reporting, and search, ensuring compliance with network function requirements.

Responsibilities:

•Engineered robust backend services using Python and Django to process high-volume telecom data, ensuring strict compliance with core network function requirements.

•Architected end-to-end ETL pipelines using Pandas to ingest, validate, normalize, split, and transform large-scale datasets across XML, JSON, CSV, Excel, PDF, and REST APIs.

•Designed database schemas and engineered optimized PostgreSQL queries and indexing strategies to handle high-throughput system states.

•Implemented asynchronous processing frameworks using Celery and Redis to execute complex, long-running ETL workflows and background data jobs seamlessly.

•Built centralized logging architectures, proactive exception handling mechanisms, and structured audit tracking components to maximize platform reliability and expedite troubleshooting.

•Authored comprehensive technical documentation, including detailed REST API specifications, deployment runbooks, and release manifests using Jira to preserve team knowledge sharing.

•Collaborated in Agile cross-functional teams, actively driving requirements engineering, technical peer code reviews, software verification, and production system support. D3 Systems - Nashik

Software Engineer

07/2022 – 02/2024

Technology Stack: Python, Django, Django REST Framework, PostgreSQL, Celery, SVN, Jira Project Overview: Field Service Management Platform Contributed to the development of Field Service Management platform designed to automate and optimize operations for service, maintenance, and installation companies. Built integrated components enabling businesses to efficiently manage work orders, dispatch technician scheduling, handle generator installations, manage long-term maintenance agreements, and process customer service requests.

•Developed scalable backend services using Python, Django, and Django REST Framework to power a high-availability, cloud-based field service operations platform.

•Designed secure RESTful APIs to orchestrate business-critical workflows, including real-time work order management, technician routing, dispatcher scheduling, and customer service tracking.

•Implemented role-based access control mechanisms to establish granular authentication and authorization rules for administrators, dispatchers, field technicians, and end customers.

•Built asynchronous background architectures utilizing Celery and RabbitMQ to process automated notifications, cron-scheduled system jobs, and heavy, long-running business logic.

•Integrated third-party REST APIs to hook into external services, sync field data, and streamline end-to-end enterprise operational workflows.

•Optimized PostgreSQL database schemas, complex SQL queries, and API data serialization to eliminate system latency and maximize platform scalability.

•Deployed proactive logging frameworks, advanced exception handling structures, and debugging tools to heighten application reliability and accelerate issue isolation. White Code Pvt. Ltd - Pune

Software Engineer

08/2021 – 06/2022

Technology Stack: PHP, CodeIgniter, MySQL, AngularJS, HTML5, CSS3, Symfony, RabbitMQ, Gearman, Angular 7, Guzzle, Git, SVN, Jira

Project: Faculty Feedback System

A web-based application for collecting, managing, and analyzing faculty feedback. Responsibilities

•Developed backend modules for online feedback collection, report generation, and analytics.

•Implemented secure data management and role-based functionality for administrators and faculty members.

•Developed and maintained scalable web applications using the Symfony and CodeIgniter framework, following industry best practices and coding standards.

•Built dynamic and responsive user interfaces using AngularJS, HTML5, CSS3, JavaScript and Angular 7, enhancing application usability and user experience.

•Integrated third-party systems, including Mindtree, CRM platforms, and Calendar APIs, using the Guzzle HTTP Client for secure and reliable API communication.

•Implemented asynchronous background processing using RabbitMQ and Gearman to handle long-running tasks and improve application performance.

•Utilized Git, SVN, and Jira for version control, task management, code collaboration, and project tracking.

World Win Coder Pvt. Ltd - Nashik

Software Developer

09/2019 – 11/2020

Technology Stack: PHP, CodeIgniter, MySQL, HTML5, CSS3, JavaScript, FileZilla, Git Project: Restaff.me

•Developed and maintained web application modules for Restaff.me, a recruitment, Workers and staffing management platform, using the CodeIgniter framework. Responsibilities

•Designed and implemented backend business logic and CRUD functionalities to support recruitment and staffing workflows.

•Built responsive and user-friendly interfaces using HTML5, CSS3, and JavaScript.

•Designed and managed MySQL databases, including writing and optimizing SQL queries for efficient data retrieval and maintenance.

•Supported application deployment and file management using FileZilla.

•Collaborated with team members to analyze requirements, resolve defects, and deliver software enhancements.

Awards

Awards & Recognition

Received Rise Insta Awards at Infosys for commendable performance and contributions. Education

K.S.K.W College, Nashik

Masters of Computer Science (MCS)

July 2019

K.T.H.M College, Nashik

Bachelor of Computer Science (BCS)

May 2017

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