Python Developer

Hello Everyone,

Hope you are doing good!!!!

My name is Pavan and I work with SPAR Information System., I have a great opportunity for you, please find the job details below, if you are interested in applying please send me your updated resume and best time for you to discuss about this opportunity in details.

Role: Python Fullstack Developer

Location: Bellevue, WA(We are open for remote)

Duration: Long term contract

Mandatory Skills: Python background, Async programming, FastAPI, API integrations, Data engineering & SQL, Pydantic and testing framework, Star Method experience are mandatory

Core Language & Architecture

• Python 3.11+
• Advanced type hints (PEP 484), static typing discipline
• Async programming (asyncio, async/await, async generators)
• aiohttp / httpx (async HTTP clients)
• Pydantic v2 (BaseModel, validation, settings management)
• Structured logging & tracing patterns
• Redis (pub/sub, TTL, async clients)
• REST API design & integration patterns
• Retry/backoff strategies (Tenacity)
• Concurrency patterns (parallel tool calls, task orchestration

Data Engineering & ETL

• Prefect 2.x / 3.x
• Flows, tasks, futures
• Deployments (YAML)
• Work pools
• Blocks (Secrets, storage)
• Scheduling
• ETL/ELT design
• Incremental loads
• Idempotency
• Schema evolution
• Snowflake
• connector-python
• OAuth authentication
• Warehouse/schema management
• Query optimization
• PostgreSQL 16/17
• psycopg 3.x
• Async support
• Connection pooling
• SQLAlchemy 2.x (ORM + asyncio)
• Alembic migrations
• Advanced SQL
• Multi-table JOINs
• CTEs
• Window functions
• Timezone conversion
• Pandas 2.x (complex multi-stage transformations)
• PyArrow / columnar formats
• Azure Blob Storage (azure-storage-blob)
• Document ingestion/parsing:
• Docling
• Unstructured
• python-docx
• python-pptx

Graph Algorithms & Pattern Processing

• NetworkX
• Connected components
• Transitive closure
• Graph construction
• Alarm correlation logic
• Regex engineering
• IPv4 / IPv6
• Network interface extraction
• CI/entity extraction
• Entity classification patterns

Backend Engineering (FastAPI Stack)

• FastAPI
• Routing
• Dependency injection
• Middleware
• Streaming responses (SSE)
• Async-first backend design
• Incremental/streaming LLM responses
• Background tasks & concurrency control
• Pydantic request/response models

Frontend (React Agent UI)

• React 18/19
• Hooks
• Context API
• Performance optimization
• TypeScript
• MSAL browser authentication
• JWT handling
• Streaming fetch / incremental rendering
• Real-time agent UI updates

Testing & Code Quality

• pytest
• Fixtures
• Parametrize
• Markers
• unittest.mock (patch, MagicMock)
• Ruff
• pre-commit hooks
• SAST integration

Thanks & Regards,

Pavan Raikhelkar

LEAD TALENT ACQUISITION SPECIALIST

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