Python Developer

Bellevue, WA, US • Posted 2 hours ago • Updated 2 hours ago

Contract Corp To Corp

Contract Independent

Contract W2

No Travel Required

On-site

$60 - $65/hr

VDart, Inc.

Fitment

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Job Details

Skills

Async Programming
Python background
Pydantic

Summary

Job Title: Python Developer

Location: Bellevue, WA / Dallas, TX

Duration: / Term: Contract

Experience Desired: 8+ Years

Job Description:

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

Key Skills:

Python background, async programming, FastAPI, API integrations, Data engineering & SQL, Pydantic and testing framework are mandatory

Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.

Dice Id: 10330808
Position Id: 96111-5195-
Posted 2 hours ago

Company Info

About VDart, Inc.

VDart, headquartered in Atlanta, GA, is a global leader in digital talent solutions and IT staffing, delivering top technology professionals to businesses worldwide. With a strong presence across North America, Europe and Asia, we specialize in helping organizations navigate complex technology landscapes with the right expertise.

Through a strategic, client-focused approach, we have placed over 20,000 professionals across key industries and advanced technology solutions. Whether placing top talent in cutting-edge roles or providing strategic digital workforce solutions, our network of 4,000 specialists across 13 countries is committed to excellence, agility and impact.

Backed by 18 years of industry experience, we go beyond staffing to build long-term partnerships that accelerate digital transformation and drive sustained growth. Whether you need a technology partner to fuel innovation or specialized workforce solutions to maintain a competitive edge, VDart delivers the right people, skills and mindset to create a lasting impact in a digital-first world.

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