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Upendra kumar

BackEnd Developer with great problem-solving skills and 3+ years of experience in developing highly scalable systems and web applications following SOLID design principles and Agile methodology.
  • Role

    Senior Software Developer

  • Years of Experience

    5.9 years

Skillsets

  • Celery
  • REST
  • Jinja2
  • RabbitMQ
  • OpenAI
  • FastAPI
  • Elasticsearch
  • Docker
  • Python
  • GCP
  • Django - 3 Years
  • Redis
  • React.js
  • PostgreSQL
  • Next.js
  • MongoDB
  • AWS
  • MySQL - 3 Years
  • MySQL - 3 Years

Professional Summary

5.9Years
  • Nov, 2021 - Present5 yr

    Senior Software Developer

    GirnarSoft Education Services
  • Oct, 2020 - Nov, 20211 yr 1 month

    Python and Django Developer

    NSquared Systems

Applications & Tools Known

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    MySQL

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    Django

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    Redis Stack

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    ReactJS

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    Python

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    pytest

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    PostgreSQL

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    Next.js

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    MongoDB

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    HTML/CSS

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    AWS (Amazon Web Services)

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    Javascript

Work History

5.9Years

Senior Software Developer

GirnarSoft Education Services
Nov, 2021 - Present5 yr
    Engineered and maintained the CollegeDekho website handling over 2M+ monthly visitors, ensuring high performance and reliability. Built a freelancing platform ContentLikho to onboard and manage external English content writers, supporting about 1K freelancers. Migrated 200K+ web pages from Django to Next.js to improve performance, SEO, and scalability. Worked on microservice-based applications using Python/Django and designed backend architecture and APIs. Developed a Content Management System (CMS) including bulk upload and synchronization pipelines to streamline content ingestion and publishing. Upgraded legacy Django projects to current versions to improve maintainability and security.

Python and Django Developer

NSquared Systems
Oct, 2020 - Nov, 20211 yr 1 month
    Functioned as a backend developer focusing on Python Django applications. Developed and maintained Loan Origination System (LOS) and Loan Management System (LMS) modules. Integrated loan workflows with multiple NBFCs (including Apollo Fintech), KYC verification via Karza, and payment gateway integration with Cashfree. Built REST APIs using Django REST Framework for loan application, customer onboarding, document verification, loan disbursement, EMI schedules, and repayment workflows.

Major Projects

5Projects

ContentLikho (FreeLancer Platform)

    Designed and implemented backend system, architecture, and APIs to onboard and manage freelance content writers. Implemented automated quality checks including AI-based content validation and plagiarism detection to ensure content integrity. Built workflows for task assignment, submission, approval, and synchronization with business clients.

CollegeDekho Website

    Contributed to backend and frontend development using Python (Django), Next.js, and Jinja2 templating to serve a platform with 2M+ monthly users. Led migration of over 200K web pages from Django monolith to Next.js, improving page load performance and SEO.

CMS

    Designed and developed backend models and APIs in Django for a Content Management System enabling efficient content creation and management. Implemented bulk upload functionality for structured data and a data pipeline to synchronize CMS content to the live website.

DailySalary

    Developed backend microservices for a fintech app enabling users to access daily wages, including mechanisms to credit earnings to in-app wallets. Integrated KYC (Karza) and payment disbursal (Cashfree), and implemented NBFC lending flow to support early wage access.

Fono (AI-powered call evaluation platform)

    Maintained and enhanced an AI-powered call evaluation platform built with FastAPI (backend) and React.js (admin dashboard), ensuring high availability and performance of production services. Enhanced and maintained OpenAI GPT models and Whisper AI to automate call transcription and generate AI-driven evaluations.

Education

  • B.Tech / B.E.

    KNIT Sultanpur (2019)

Certifications

  • Django 2.2 & Python Course on Udemy ( Aug 2020 ): It had projects on Django. It was for improving my back-end and front-end web development concepts.