Python Lead/Architect
First seen by Alion on Sep 1, 2026.
Role Overview :
We are seeking a highly experienced Lead Software Engineer with deep expertise in Python and Cloud platforms (AWS/Azure). This role involves designing scalable systems, leading engineering teams, and delivering high-quality software solutions aligned with business needs.
You will play a critical role in architecture, development, and team leadership, while collaborating with cross-functional stakeholders to drive successful product delivery.
Key Responsibilities :
Technical Leadership & Delivery :
- Lead a team of engineers and drive end-to-end software development lifecycle.
- Collaborate with product, QA, and DevOps teams for seamless delivery.
- Take ownership of deliverables and ensure timely execution.
Architecture & Design :
- Design scalable, reliable, and maintainable systems using microservices and event-driven architecture.
- Define High-Level Design (HLD) and Low-Level Design (LLD).
- Ensure systems are built with an API-first approach.
Backend Development :
- Design and develop robust APIs using Python frameworks (FastAPI, Django, Flask).
- Build and manage RESTful / GraphQL APIs.
- Work with databases such as PostgreSQL and NoSQL systems.
- Apply SOLID principles and clean architecture practices.
- Develop and deploy cloud-native applications on AWS/Azure.
- Work with AWS services like Lambda, EKS.
- Implement containerization using Docker, Kubernetes.
Quality & Best Practices :
- Conduct code reviews and enforce coding standards.
- Ensure high-quality, secure, and maintainable code.
- Implement observability: logging, monitoring, alerting.
Non-Functional Requirements :
- Design for performance, scalability, availability, and security.
- Ensure systems are production-ready and resilient.
Communication & Mentorship :
- Mentor and guide junior engineers.
- Conduct and present technical demos and solution walkthroughs.
- Create and maintain technical documentation.
Required Skills & Experience :
- 9 to 18 years of experience in software engineering.
- Strong expertise in Python (core concepts including decorators and advanced features).
- Hands-on experience with AWS and/or Azure.
- Strong experience in building RESTful APIs and distributed systems.
- Expertise in microservices architecture and containerization (Docker).
- Experience with Kubernetes / ECS and CI/CD pipelines.
- Strong understanding of system design and scalability patterns.
- Excellent communication and collaboration skills.
- Proven ability to own and drive projects independently.
Good to Have :
- Experience with GraphQL APIs.
- Exposure to observability tools (Datadog, Prometheus, etc.).
- Experience in AI/ML or LLM-based systems.
- Knowledge of multi-cloud architectures.
What Were Looking For :
- A strong technical leader who can balance hands-on coding with architectural thinking.
- Someone who thrives in a fast-paced, ownership-driven environment.
- A problem solver who can translate business needs into scalable technical solutions.
Skills/Experience :
- Python, FastAPI, Agentic AI, LLM, RAG
Skills
Python, Technical Architect, AWS, Azure, Observability Services, System Design, RESTful API, FastAPI, Django, Distributed Systems