Hi, I’m
Rahul Pal
Mumbai,Maharashtra
Summary
Backend Python Developer with hands-on experience building scalable backend systems using Python, Django, and PostgreSQL. Delivered production-grade applications across fintech and community platforms - including RAG-based AI chatbots, retirement planning tools, and portfolio analytics engines - reducing manual processing time by up to 30%. Proficient in REST API design, LLM integration (LangChain, OpenAI), cloud deployment on AWS, and responsive frontend development with Tailwind CSS. Passionate about clean architecture, data-driven features, and secure user experiences.
Overview
1
year of professional experience
1
Certification
Work History
Investigen TechnologiesMumbai
Backend Python Developer
03.2025 - Current
Job overview
- Built a RAG-based SEBI chatbot using OpenAI embeddings, Pinecone Vector DB, LangChain, and Flask; automated PDF parsing and clause-level text extraction, reducing manual research time by 30% across compliance workflows.
- Engineered a full-stack retirement planning web application with Flask and PostgreSQL, managing 50+ financial data points per user; implemented SIP projections, inflation adjustments, corpus calculations, and 3-tier investment strategy buckets - generating complete retirement reports in under 3 seconds.
- Developed a portfolio rebalancing analytics engine (Python + Flask + Pandas + psycopg2) delivering end-to-end risk-return metrics including tracking error, Sharpe ratio, alpha/beta, and benchmark excess returns as formatted HTML reports.
- Collaborated with cross-functional teams using Agile methodology; maintained clean Git commit history and code reviews across 3+ concurrent feature branches.
- Engineered full-stack blogging platform with scalable Django backend; implemented slug-based routing, SEO-optimised URL structure, and authentication-driven CRUD workflows.
- Designed PostgreSQL schema with efficient query handling via Django ORM; integrated OpenGraph metadata and Tailwind CSS responsive frontend for cross-device rendering.
- Implemented modular content management system supporting dynamic post creation, tagging, and category filtering - reducing average page load by optimising database queries.
- Conceptualized and delivered a full-stack web application using AI-assisted development tools, covering end-to-end product design including database schema, user authentication, file uploads, and REST API structure.
- Defined and iterated on 15+ features including digital family tree visualization, matrimonial profile discovery, connection path finder, and a pinch-to-zoom photo viewer - managing the full product lifecycle from idea to deployment.
- Drove UX decisions around guest access protection, remember-me login, multi-state navigation reset, and role-based access control, ensuring a seamless experience across logged-in and unlogged user flows.
- Reduced SEBI research time by 30% via RAG chatbot automation
- Retirement reports in
- Blogging platform with pure Django SEO routing - zero JS framework overhead
- 3-tier investment engine replacing manual spreadsheet calculations
- Financial Technology Services
Education
University of Mumbai
B.Sc. from Information Technology
09.2024
University Overview
Data Structures, DBMS, Web Technologies, Python
Skills
- Python
- SQL
- JavaScript
- HTML5
- CSS3
- Django
- Flask
- Django REST Framework
- Tailwind CSS
- PostgreSQL
- MySQL
- Redis
- Pinecone
- LangChain
- OpenAI API
- RAG
- Vector Embeddings
- Prompt Engineering
- Pandas
- NumPy
- AWS
- Git
- Docker
- REST API
- Agile
Certification
Python Full Stack Development, QSPIDER, Vasai Branch, 2024-08-01, Python, Django, SQL, HTML, CSS, JavaScript
Accomplishments
Accomplishments
- Built a RAG-based SEBI chatbot using OpenAI embeddings, Pinecone Vector DB, LangChain, and Flask; automated PDF parsing and clause-level text extraction, reducing manual research time by 30% across compliance workflows.
- Engineered a full-stack retirement planning web application with Flask and PostgreSQL, managing 50+ financial data points per user; implemented SIP projections, inflation adjustments, corpus calculations, and 3-tier investment strategy buckets - generating complete retirement reports in under 3 seconds.
- Developed a portfolio rebalancing analytics engine (Python + Flask + Pandas + psycopg2) delivering end-to-end risk-return metrics including tracking error, Sharpe ratio, alpha/beta, and benchmark excess returns as formatted HTML reports.
- Collaborated with cross-functional teams using Agile methodology; maintained clean Git commit history and code reviews across 3+ concurrent feature branches.
- Engineered full-stack blogging platform with scalable Django backend; implemented slug-based routing, SEO-optimised URL structure, and authentication-driven CRUD workflows.
- Designed PostgreSQL schema with efficient query handling via Django ORM; integrated OpenGraph metadata and Tailwind CSS responsive frontend for cross-device rendering.
- Implemented modular content management system supporting dynamic post creation, tagging, and category filtering - reducing average page load by optimising database queries.
- Conceptualized and delivered a full-stack web application using AI-assisted development tools, covering end-to-end product design including database schema, user authentication, file uploads, and REST API structure.
- Defined and iterated on 15+ features including digital family tree visualization, matrimonial profile discovery, connection path finder, and a pinch-to-zoom photo viewer - managing the full product lifecycle from idea to deployment.
- Drove UX decisions around guest access protection, remember-me login, multi-state navigation reset, and role-based access control, ensuring a seamless experience across logged-in and unlogged user flows.
- Reduced SEBI research time by 30% via RAG chatbot automation.
- Retirement reports in
- Blogging platform with pure Django SEO routing - zero JS framework overhead.
- 3-tier investment engine replacing manual spreadsheet calculations.
Languages
English
Hindi
Marathi
Hackerrank Badges
Hackerrank Badges
- Gold - SQL
- Silver - Python
Open Source
Open Source
Public GitHub repos: Django blogging platform & React family tree app.Locations
Locations
- Mumbai, Maharashtra, India
- Bangalore, Karnataka, India
Personal Information
Personal Information
- Title: Backend Python Developer
- Availability: Mumbai | Bangalore, India
Timeline
Backend Python Developer
Investigen Technologies
03.2025 - Current
University of Mumbai
B.Sc. from Information Technology