Sr. Python Application Developer (contract)

Technologies: Python, Django, GraphQL, SQL, React

Role Overview We are seeking a highly experienced Senior Python Application Developer to design, develop, and maintain scalable backend systems and APIs. The ideal candidate will have strong expertise in Python and Django, with hands-on experience building high-performance GraphQL APIs and optimizing data interactions using PostgreSQL.

You will collaborate closely with frontend developers, DevOps teams, and product stakeholders to deliver robust, scalable applications in a cloud-native environment. Experience with modern frontend frameworks such as React and messaging systems is a plus.

Key Responsibilities

• Design, develop, and maintain backend services using Python and Django
• Build and optimize GraphQL APIs for performance, scalability, and usability
• Design and manage PostgreSQL database schemas, focusing on performance tuning and query optimization
• Implement caching strategies using Redis to improve application performance
• Develop and manage session handling and data persistence mechanisms
• Collaborate with frontend teams (React) to deliver seamless UI/UX integration
• Participate in code reviews, testing, and CI/CD processes
• Troubleshoot and debug complex backend issues in production environments
• Contribute to system architecture decisions and best practices

Primary Skills (Required)

• 6+ years of hands-on backend development using Python
• Strong experience with the Django framework
• Expertise in GraphQL API development, schema design, and query optimization
• Solid experience with PostgreSQL, including indexing, query tuning, and schema design
• Hands-on experience with Redis for caching and session management
• Strong understanding of RESTful services, microservices, and API design principles

Good-to-Have Skills

• Experience with React (component architecture, state management, hooks)
• Familiarity with message queues such as RabbitMQ or similar
• Experience with Docker and containerized application deployment
• Exposure to AWS or other cloud platforms (EC2, RDS, S3, Lambda, etc.)
• Knowledge of CI/CD pipelines and DevOps practices

The pay range that the employer in good faith reasonably expects to pay for this position is $50.83/hour - $79.41/hour. Our offered benefits include medical, dental, vision and retirement benefits. Applications will be accepted on an ongoing basis. Tundra Technical Solutions is among North America’s leading providers of Staffing and Consulting Services. Our success and our clients’ success are built on a foundation of service excellence. We are an equal opportunity employer, and we do not discriminate on the basis of race, religion, color, national origin, sex, sexual orientation, age, veteran status, disability, genetic information, or other applicable legally protected characteristic. Qualified applicants with arrest or conviction records will be considered for employment in accordance with applicable law, including the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. Unincorporated LA County workers: we reasonably believe that criminal history may have a direct, adverse and negative relationship with the following job duties, potentially resulting in the withdrawal of a conditional offer of employment: client provided property, including hardware (both of which may include data) entrusted to you from theft, loss or damage; return all portable client computer hardware in your possession (including the data contained therein) upon completion of the assignment, and; maintain the confidentiality of client proprietary, confidential, or non-public information. In addition, job duties require access to secure and protected client information technology systems and related data security obligations.