Python Developer – AI

Novumstate
is in the top 4% of German Real Estate Services Providers. We are a team of real estate owners and investors, with strong backgrounds in digital marketing, strategy and start-ups. Our vision is to transform the property management industry by combining state-of-the-art technology, first-class service, and comprehensive expertise.

We are looking for a results-driven 
Python Developer
 specializing in building 
AI-powered automation workflows
 using 
LangChain
. Strong proficiency in document/email processing, 
ETL pipelines
, 
MongoDB
, 
Chroma
, and data manipulation with 
Pandas
. Bonus expertise in 
Salesforce plugin development with Java
, enabling seamless integration with CRM workflows. Ideal for transforming unstructured communication into structured, actionable insights.

Your Responsibilities:

• Email & Document Parsing
  :
• Extract metadata, content, attachments from email servers or shared drives
• Parse PDFs, Word docs, HTML, plain text using reliable libraries
• Case Generation Pipeline
  :
• Transform raw unstructured inputs into structured, queryable "cases"
• Use LLMs to classify, extract intent, and associate case metadata
• Data Hydration & Enrichment
  :
• Query MongoDB and external APIs (e.g., Salesforce) to enhance data completeness
• Update or create Salesforce records via plugin interfaces if needed
• AI Workflow Orchestration
   (LangChain):
• Implement step-based chains to analyze case data
• Integrate Chroma vector searches for semantic enrichment
• Use LLM reasoning to output decisions/actions
• ETL Management
  :
• Build robust pipelines with retry logic, logging, and monitoring
• Optimize large-scale data transformations using Pandas
• Handle schema changes and maintain backward compatibility

Bonus: Salesforce Plugin Development

• Java experience with Salesforce plugin/API development
• Able to push/pull data to/from Salesforce for contextual case enrichment
• Can work with Salesforce Events, Flows, or REST APIs from both Java and Python layers

Your required Technical Skills and Experiences:

Languages & Frameworks

• Python
  (Advanced – automation, AI pipelines, API development)
• Java (for Salesforce plugin/custom integration)
• FastAPI / Flask (API layer)
• Pandas (ETL & data wrangling)

LLMs & AI Tools

• LangChain (Chains, agents, tools, retrievers, RAG architecture)
• OpenAI / Anthropic LLMs
• Prompt Engineering
• Chroma (Vector store – semantic search, metadata filtering)
• Named Entity Recognition (NER), Summarization, Classification

Data & Storage

• MongoDB
   (primary data store – structured/unstructured data, case management)
• Chroma
   (vector search – for semantic document lookup)
• Salesforce (data sync & plugin development via Java-based integrations)
• JSON, YAML, and nested data structure manipulation

ETL & Data Pipelines

• End-to-end pipeline building: extraction, transformation, and load
• PDF, email, and file ingestion
• Data hydration: merging case data with internal DBs, CRM, and APIs
• Schedule and trigger-based processing

Why you'll love working here

• Attractive salary: 
  up to $2500
  depends on your experiences and skills
• 13th-month Salary bonus with Annual Salary Review or on excellent performance
• Government Social Insurance, Unemployment Insurance for 100% Salary
• Health Insurance and Annual Health Check-up
• Full set of Working Devices Provided
• Birthday gift, Team Bonding Party, Company Trip and Events
• A possibility to attend on-sites and conferences in Germany, Europe.
• Annual leaves: 15 days off and 01 Birthday Leave per year (exclusive of public holidays)
• An open and dynamic working environment with opportunity to be part of innovation team and global projects
• Nice office with free snacks and drinks in the centre of Hanoi at No. 1 Thai Ha St.
• Working Time: Monday to Friday (from 9AM to 12AM and 1PM to 6PM)

Contact me at

for any further information or sending me your CV directly there