Senior Python Full Stack Developer with React and LLM Integration, AI Platform

Compensation

Not disclosed

Location

Belgrade, Serbia; Bengaluru, India; Cluj-Napoca, Romania; Krakow, Poland; Larnaca, Cyprus; Lodz, Poland; Lublin, Poland; Bulgaria; Poland; Riga, Latvia; Sofia, Bulgaria; Varna, Bulgaria; Warsaw, Poland; Wroclaw, Poland

Work setup

Remote

Seniority

Senior

Employment

Not specified

Experience

4+ years

Skills

ai
api
authentication
automation
aws-bedrock
cloud
cloud-native
containerization
cypress
distributed-systems
django
docker
fastapi
flask
graphql
helm
javascript
jwt
kubernetes
langchain
llamaindex
llm
openid
owasp
playwright
pytest
python
rag
react
react-testing-library
snowflake
typescript

Full description

This project focuses on building advanced AI powered platforms that leverage LLM technologies to deliver intelligent features and automation. The solution combines modern full stack engineering with cloud native infrastructure and AI integration capabilities.

Develop full stack features using Python and React for AI driven applications
Build and maintain backend services using FastAPI and related frameworks
Implement responsive and high performance user interfaces using React.js
Integrate LLM capabilities and AI services into application workflows
Design and consume REST and GraphQL APIs and support real time features
Apply secure development practices including authentication and input validation
Write and maintain automated tests for backend and frontend components
Collaborate with engineering and product teams to deliver scalable solutions
Containerize applications and support deployments in Kubernetes environments
Contribute to architecture discussions and technical improvements

At least 8 years of professional software development experience
At least 4 years of experience working with Python
At least 4 years of experience working with React.js
Experience building backend services using FastAPI, with additional experience in Django or Flask as a plus
Strong experience with modern JavaScript or TypeScript and React concepts such as hooks and context
Experience working with REST or GraphQL APIs and real time application patterns
Experience with testing frameworks such as PyTest, Playwright, Cypress, or React Testing Library
Experience with containerization and orchestration tools such as Docker, Kubernetes, and Helm
Understanding of secure development practices including OWASP principles, JWT or OIDC, and input validation
Experience working with AI or LLM based solutions

Experience with AI platforms or tools such as Amazon Bedrock, Snowflake Cortex, LangChain, or LlamaIndex
Experience building or integrating Retrieval Augmented Generation solutions
Experience working in distributed systems or cloud environments