Sr. Full Stack Python Developer

Job Title: Senior Full Stack Python Developer
Location: Roseland NJ (Hybrid 3 days onsite)

STAFFXPERT LLC is seeking a Senior Full Stack Python Developer on behalf of our client in Roseland NJ. This role is ideal for a seasoned engineer who thrives at the intersection of backend development frontend engineering cloud architecture and AI-driven innovation. You will play a key role in building scalable enterprise applications leading technical initiatives and mentoring development teams.

• Design develop and maintain scalable backend services using Python frameworks such as Flask FastAPI or Django
• Build dynamic responsive frontend applications using and modern JavaScript/TypeScript
• Architect and implement RESTful APIs and microservices-based solutions
• Develop and manage data workflows using Apache Airflow
• Integrate AI/ML models and LLM-based capabilities into enterprise systems
• Deploy monitor and optimize applications in AWS cloud environments
• Collaborate with cross-functional teams including product managers designers and stakeholders
• Lead technical discussions contribute to architecture decisions and drive best practices
• Mentor and guide junior and mid-level developers
• Ensure code quality through unit integration and end-to-end testing

• 11 years of overall IT experience
• 6 years of hands-on Python development
• 3 years of experience with
• Proven experience leading or mentoring engineering teams
• Strong expertise in building REST APIs and microservices architectures

Backend Development

• Python (Flask FastAPI Django)
• API design and distributed systems
• Apache Airflow for workflow orchestration
• Databases: PostgreSQL MySQL MongoDB Redis

Frontend Development

• (Hooks Redux Context API)
• JavaScript / TypeScript (ES6)
• Responsive UI and modern CSS frameworks

Cloud & DevOps

• AWS services (EC2 Lambda ECS/EKS S3 RDS DynamoDB)
• API integrations (API Gateway SQS SNS EventBridge)
• Infrastructure as Code (Terraform CloudFormation or CDK)
• CI/CD tools (Jenkins GitLab CI GitHub Actions)
• Containerization (Docker Kubernetes)
• Monitoring tools (CloudWatch Datadog New Relic)

AI/ML (Preferred)

• Experience integrating AI/ML or LLMs into applications
• Familiarity with modern AI platforms and services

• Strong analytical and problem-solving abilities
• Excellent communication and collaboration skills
• Ability to thrive in fast-paced Agile environments