Partha Nandi - AI Software Developer

Q: Where is Partha based?

Partha is based in Erlangen, Germany .

Q: What languages does Partha speak?

Partha speaks the following languages: English (Advanced), German (Intermediate) .

Q: How many years of experience does Partha have?

Partha has at least 6 years of experience. During this time, Partha has worked in at least 2 different roles and for 2 different companies . The average length of individual experience is 3 years and 11 months . Note that Partha may not have shared all experience and actually has more experience.

Q: What is Partha's latest experience?

Partha's most recent position is AI Software Developer at Fraunhofer IIS .

Q: What companies has Partha worked for in recent years?

In recent years, Partha has worked for Fraunhofer IIS and Aum Solutions .

Q: Which industries is Partha most experienced in?

Partha is most experienced in industries like Advertising , Banking and Finance , and Real Estate . Partha also has some experience in Retail and Information Technology .

Q: Which business areas is Partha most experienced in?

Partha is most experienced in business areas like Information Technology , Customer Service , and Marketing . Partha also has some experience in Product Development and Research and Development .

Q: Which industries has Partha worked in recently?

Partha has recently worked in industries like Advertising , Banking and Finance , and Real Estate .

Q: Which business areas has Partha worked in recently?

Partha has recently worked in business areas like Information Technology , Customer Service , and Marketing .

Recommended expert

Erlangen, Germany

Check rate

Experience

Sep 2022 - Present

4 years

Germany

AI Software Developer

Fraunhofer IIS

Built a custom AI chatbot for an e-commerce client using GPT-4 and LangChain with RAG, reducing customer support ticket volume by 45% and improving response accuracy to 92%.
Designed and deployed an intelligent document processing system using LlamaIndex, Pinecone, and FastAPI for a FinTech startup, enabling semantic search across 100K+ financial documents.
Developed multi-agent AI workflows using CrewAI and LangGraph for a marketing agency, automating lead research, content generation, and outreach — saving 20+ hours/week of manual work.
Created AI-powered automation pipelines using n8n, Make, and Zapier integrated with CRMs (GoHighLevel, HubSpot), reducing manual data entry by 80% for a real estate firm.
Delivered prompt engineering and LLM fine-tuning consulting for multiple clients, optimizing AI model outputs for customer support, content creation, and data extraction use cases.
Built production-ready REST APIs with Python and FastAPI to serve AI models on AWS and GCP, handling 10K+ daily requests with 99.9% uptime.

Jan 2020 - Dec 2021

2 years

India

AI Engineer & Consultant

Aum Solutions

Designed and built production-grade AI chatbots and virtual assistants using LLMs (GPT-4, Claude, Gemini), reducing internal support response time by 60% across research teams.
Architected RAG pipelines using LangChain, LlamaIndex, and vector databases (Pinecone, ChromaDB, FAISS) for intelligent document retrieval and semantic search across 50K+ research documents.
Developed multi-agent AI systems and agentic workflows using CrewAI and LangGraph, automating complex multi-step research and data processing tasks.
Built and maintained scalable REST APIs with Python and FastAPI, serving AI models in production environments on AWS and Azure.
Implemented end-to-end AI automation pipelines using n8n, Make, and Airflow, integrating AI services with internal tools, databases, and third-party APIs.
Conducted LLM fine-tuning, prompt engineering, and evaluation using LangSmith and Hugging Face, optimizing model performance for domain-specific use cases.
Collaborated with cross-functional teams to deliver AI-driven products that improved operational efficiency and accelerated research outcomes.

Industry Experience

See where this freelancer has spent most of their professional time.

Experienced in Advertising, Banking and Finance, Real Estate, Retail, and Information Technology.

Advertising

Banking and Finance

Real Estate

Retail

Information Technology

Business Area Experience

See which departments and functions this freelancer has contributed to most.

Experienced in Information Technology, Customer Service, Marketing, Product Development, and Research and Development.

Information Technology

Customer Service

Marketing

Product Development

Research and Development

Summary

Results-driven AI Engineer and Consultant with 5+ years of experience designing and deploying end-to-end AI solutions for startups, SMBs, and enterprises. Specialized in Generative AI, LLMs, RAG, AI Agents, and workflow automation. Proven track record of reducing operational costs by up to 70%, cutting support tickets by 45%, and building production systems handling 10K+ daily requests with 99.9% uptime. Expertise spans Python, FastAPI, LangChain, LlamaIndex, CrewAI, and cloud platforms (AWS, Azure, GCP).

Skills

Programming & Frameworks

Python
Fastapi
Rest Apis
Docker
Git
React
Postgresql
Redis

Ai & Machine Learning

Large Language Models (Llms)
Nlp
Machine Learning
Fine-Tuning
Prompt Engineering
Embeddings
Semantic Search

Generative Ai & Llm Tools

Gpt-4
Claude Api
Gemini
Openai Api
Hugging Face
Langchain
Llamaindex
Langgraph
Langsmith
Langflow

Ai Agents & Orchestration

Crewai
Langgraph
Agentic Workflows
Multi-Agent Systems
Mcp (Model Context Protocol)

Rag & Vector Databases

Retrieval-Augmented Generation (Rag)
Pinecone
Chromadb
Faiss
Semantic Search
Document Q&A

Automation & Integration

N8n
Make (Integromat)
Zapier
Apache Airflow
Gohighlevel
Webhooks
Api Integration

Cloud & Devops

Aws
Microsoft Azure
Google Cloud Platform (Gcp)
Docker
Ci/Cd
Mlops

Chatbot Development

Ai Chatbots
Virtual Assistants
Conversational Ai
Knowledge Base Integration
Multi-Channel Deployment

Services

Ai Chatbot Development
Rag Systems
Ai Agents & Multi-Agent Workflows
Workflow Automation (N8n, Make, Zapier)
Llm Integration & Fine-Tuning
Generative Ai Solutions
Ai Strategy Consulting
Prompt Engineering
Custom Ai Product Development
Cloud Deployment (Aws, Azure, Gcp)
Saas Development

Industries

Saas
E-Commerce
Healthcare
Fintech
Education
Real Estate
Marketing Agencies

Languages

English

Advanced

German

Intermediate

Education

Oct 2022 - Feb 2026

FAU Erlangen-Nürnberg

Master of Science, Data Science · Data Science · Erlangen, Germany

Jul 2016 - Sep 2020

Gujarat Technological University (GTU)

Bachelor of Engineering, Computer Engineering · Computer Engineering · India

Certifications & licenses

Microsoft Certified: Azure AI Engineer Associate

Microsoft

Google Cloud Professional Machine Learning Engineer

Google

Amazon Web Services (AWS)

Prompt Engineering For ChatGPT

Vanderbilt University

LangChain For LLM Application Development

DeepLearning.AI

Statistics

Experience

Total positions 2

Experience in Advertising 4 y

Avg length 2 y 11 m

Longest experience 3 y 11 m

Global Experience

Countries worked in 2 (Germany, India)

Primary country Germany

Expertise

Recent roles AI Software Developer, AI Engineer & Consultant

Main industries Advertising, Banking and Finance, Real Estate

Main business areas Information Technology, Customer Service, Marketing

Qualifications

Highest degree Master

Certifications earned 5

Profile

Created

June 2026

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Frequently asked questions

Have questions? Find more information here.

Partha is based in Erlangen, Germany.

Partha speaks the following languages: English (Advanced), German (Intermediate).

Partha has at least 6 years of experience. During this time, Partha has worked in at least 2 different roles and for 2 different companies. The average length of individual experience is 3 years and 11 months. Note that Partha may not have shared all experience and actually has more experience.

Based on recent experience, Partha would be well-suited for roles such as: AI Software Developer, AI Engineer & Consultant.

Partha's most recent position is AI Software Developer at Fraunhofer IIS.

In recent years, Partha has worked for Fraunhofer IIS and Aum Solutions.

Partha is most experienced in industries like Advertising, Banking and Finance, and Real Estate. Partha also has some experience in Retail and Information Technology.

Partha is most experienced in business areas like Information Technology, Customer Service, and Marketing. Partha also has some experience in Product Development and Research and Development.

Partha has recently worked in industries like Advertising, Banking and Finance, and Real Estate.

Partha has recently worked in business areas like Information Technology, Customer Service, and Marketing.

Partha holds a Master in Data Science from FAU Erlangen-Nürnberg and a Bachelor in Computer Engineering from Gujarat Technological University (GTU).

Partha has 5 certificates. Among them, these include: Microsoft Certified: Azure AI Engineer Associate, Google Cloud Professional Machine Learning Engineer, and AWS Certified Cloud Practitioner.

Partha is immediately available full-time for suitable projects.

Partha's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.

To hire Partha, click the Meet button on the profile to request a meeting and discuss your project needs.

Salary / Daily Rate Distribution

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<€320 €320-480 €480-640 €640-800 €800+

The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.

Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.

Average rates for similar positions

Rates are based on recent contracts and do not include FRATCH margin.

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Daily rate avg. 683 €

The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.

800

600

400

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Median rate 740 €

The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.

Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.