Profile

Chandra Nandan

Software Engineer

About Me

Software Engineer with extensive experience in full-stack development, specializing in Python, Django, FastAPI and Cloud technologies, Focusing on building scalable web applications and maintaining core infrastructure. Passionate about creating elegant solutions to complex problems and contributing to open-source projects.

Experience

Software Engineer

Liftoff LLC

06/2024 - 01/2025

  • Architected the Persona Service using GPT-4o model to generate personalized and context-aware recommendations, enhancing user engagement.
  • Accelerated API response times from 10 seconds to under 3 seconds by implementing asynchronous programming and multi-threaded code, achieving a 70% efficiency improvement.
  • Led the creation of a shared Python module for 10+ microservices, enhancing maintainability, reducing code duplication, and saving an average of 8 hours per project.
  • Reduced build file size from 3MB to 1.2MB and optimized AWS pipeline with build caching, cutting build time from 9-10 min to 3-4 min, resulting in faster deployments.
  • Optimized Docker images with multi-stage builds, reducing image size from 1.2 GB to 460 MB, resulting in lower resource usage and faster deployments.

Software Developer

Fime India PVT LTD

09/2021 - 05/2024

  • Contributed to the development of 15+ Dashboard feature and resolved potential production issues of 3DS.
  • Built an in-house CRM Service which streamlined Vendor LOA, significantly reducing manual JSON configuration from 15 to 2 minutes.
  • Improved backend loading time and build file size from 5GB to 494 MB-1GB which grabbed customer interest in tool utilization.
  • Minimize compliance report generation from 5-4 minutes to 10 Seconds by incorporating ThreadPoolExecutor.
  • Led the analysis of 30+ OpenAPI for the Healthcare sector, devising RESTful APIs and Webhook solutions.
  • Collaborated on defining sprint goals and acceptance criteria while working closely with the Architect to ensure solutions aligned with SDLC compliance.
  • Achieved code coverage from 43% to 85% through unittest, that improved the confidence of management in code reliability.

Skills

Backend

Python
SQL
Django
Django Rest Framework
FastAPI
Celery
Pydantic
API Design
REST API
WebSocket
Webhook
OAuth
Swagger

Frontend

JavaScript
TypeScript
React
Next.js
Redux
Context API
HTML5
CSS3

Testing Libraries/Tool

Pytest
Postman

Databases

PostgreSQL
MongoDB
Redis

DevOps & Tools

Git
Linux
CI/CD
Workflow
Docker
AWS

Open Source

Build context-aware reasoning applications

Python
102k
16.6k

Ionic is an open source UI toolkit for building performant, high-quality mobile apps using web technologies

TypeScript
592
3.1k