Description Senior Software Engineer, Backend (Python / Cloud Security Platforms)
Location: Philadelphia, PA
Work Arrangement: Hybrid - 2-4 days per week onsite
Schedule: Standard business hours
Key Responsibilities
Backend Engineering & Platform Development
- Design, build, and maintain backend services and data pipelines that ingest, normalize, and analyze large volumes of cloud and security data.
- Write production-quality Python code using established architectural patterns, testing practices, and documentation standards.
- Design and own medium-complexity systems, including data models, API contracts, orchestration logic, and integrations.
AI-Augmented Development
- Leverage AI coding agents daily to accelerate development while maintaining code quality and architectural consistency.
- Craft structured prompts aligned with project conventions and critically evaluate AI-generated output for correctness, security, and maintainability.
- Apply judgment to determine when to hand-code versus delegate tasks to AI agents.
Cloud, Infrastructure & Reliability
- Build and maintain services running on AWS, including containerized workloads and supporting cloud services.
- Implement resilient, long-running processes with robust retry logic, progress tracking, and failure handling.
- Contribute to Infrastructure as Code and CI/CD pipelines supporting multi-environment deployments and security scanning.
Collaboration, Quality & Operations
- Conduct thorough code reviews evaluating design intent, correctness, security, and long-term sustainability.
- Collaborate closely with security analysts, platform teams, and leadership to refine requirements and technical solutions.
- Participate in support rotations, monitor service health, and respond to operational issues.
- Maintain documentation, runbooks, and architectural decision records.
Requirements Required Qualifications
- 5+ years of professional software engineering experience.
- Strong proficiency in Python 3.10+, writing idiomatic, well-structured code.
- Deep experience with FastAPI or similar async web frameworks.
- Solid understanding of relational databases (PostgreSQL preferred), ORM patterns, and schema migration tools.
- Experience working with large-scale datasets and maintaining strong data integrity.
- Working knowledge of concurrency, distributed execution, and async processing models.
- Hands-on experience with AWS services, containerization, and CI/CD pipelines.
- Strong communication skills and experience working in Agile environments.
Preferred Qualifications
- Experience with React and TypeScript.
- Familiarity with cloud security domains, tooling, or platforms.
- Experience integrating with REST or GraphQL APIs using secure authentication methods.
- Exposure to analytical platforms or search/log analytics tools.
- Professional experience using AI coding assistants beyond basic autocomplete.
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