SR. Python Developer

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Job Title: Senior Python Developer (12+ Years Experience) W2 Only

Location: [Specify Location or Remote]

Employment Type: Full-time (W2)

Experience Level: Senior (12+ Years)Work Authorization: H1B

Certifications Preferred: AWS Certified Developer Associate, Microsoft Azure Developer Associate, Certified Python Developer (PCAP or equivalent)

Job Description:

We are seeking a highly experienced Senior Python Developer with 12+ years of hands-on expertise in designing, developing, and maintaining scalable, high-performance applications using Python. The ideal candidate will have deep domain knowledge, a passion for solving complex problems, and a strong grasp of emerging trends in Python and software development in the U.S. market.

Key Responsibilities:

• Architect, design, develop, test, and deploy robust backend systems and APIs using Python 3.x
• Lead and mentor a team of developers, conduct code reviews, and enforce best practices
• Design and implement RESTful APIs, integrate third-party services and data pipelines
• Work with cloud platforms (AWS, Azure, Google Cloud Platform) to develop serverless and containerized applications using Lambda, ECS/EKS, Docker, and Kubernetes
• Collaborate with cross-functional teams on DevOps integration using CI/CD pipelines (GitHub Actions, Jenkins, GitLab) and Infrastructure as Code (Terraform, CloudFormation)
• Apply data engineering practices using Pandas, NumPy, Apache Airflow, and Spark
• Develop and deploy AI/ML models and integrate with Python-based frameworks such as TensorFlow, PyTorch, Scikit-learn
• Implement asynchronous programming using asyncio, FastAPI, and Celery
• Work with databases such as PostgreSQL, MongoDB, Redis, and SQLAlchemy
• Write high-quality, maintainable, and testable code using Pytest, unittest, tox

Required Qualifications:

• 12+ years of professional experience in Python development
• Strong knowledge of object-oriented and functional programming principles
• Proven experience with microservices architecture and event-driven systems
• Proficiency with FastAPI, Django, Flask or similar frameworks
• Hands-on experience with containerization and orchestration tools
• Deep understanding of unit testing, debugging, and profiling tools
• Strong exposure to agile methodologies, TDD, and Scrum/Kanban practices

Preferred Qualifications:

• Relevant certifications (AWS, Microsoft Azure, PCAP, etc.)
• Experience with LLM integration (e.g., OpenAI APIs, LangChain, Hugging Face)
• Familiarity with DataOps, MLOps, and GitOps
• Exposure to GraphQL, gRPC, or WebSocket APIs
• Experience in FinTech, HealthTech, or Supply Chain domains
• Contributions to open-source projects or active GitHub/GitLab profile