Lead Backend Engineer
First seen by Alion on Sep 28, 2026.
About the Role:
We are looking for an experienced Lead Backend Engineer to lead the design and development of scalable, high-performance backend systems.
The ideal candidate will have strong expertise in Python and AWS, along with proven experience in building cloud-native and distributed applications.
This role involves hands-on technical leadership, architecture ownership, and collaboration with engineering and product teams to build reliable, scalable, and secure technology solutions.
Key Responsibilities:
- Lead the design, development, and delivery of scalable backend applications and services using Python.
- Own backend architecture and make technical decisions around scalability, performance, reliability, and maintainability.
- Design and develop robust APIs, microservices, and cloud-native applications.
- Architect and implement solutions using AWS cloud services.
- Build and optimize serverless architectures using AWS Lambda.
- Design efficient data models and highly scalable data solutions using DynamoDB.
- Evaluate and integrate Amazon Bedrock and AI capabilities into backend products where applicable.
- Establish effective monitoring, logging, alerting, and observability using Amazon CloudWatch.
- Automate infrastructure provisioning and configuration using AWS CloudFormation.
- Drive best practices around code quality, system design, security, scalability, and performance.
- Identify and resolve complex production, performance, and reliability issues.
- Lead technical discussions, architecture reviews, and design sessions.
- Conduct code reviews and establish engineering standards and development practices.
- Mentor and guide software engineers, fostering technical excellence within the team.
- Collaborate with Product, Engineering, DevOps, and other stakeholders to translate business requirements into scalable technical solutions.
- Contribute to technical roadmaps and continuously evaluate emerging technologies and engineering practices.
Tech Stack:
- AWS Lambda, Amazon DynamoDB, Amazon Bedrock, Amazon CloudWatch, AWS CloudFormation, Python
Required Skills:
- 7+ years of experience in backend software development or a related engineering role.
- Strong hands-on expertise in Python.
- Proven experience designing and building scalable backend systems, APIs, and microservices.
- Strong hands-on experience with AWS cloud services.
- Strong understanding of cloud-native, serverless, and distributed system architectures.
- Experience with system design, scalability, performance optimization, and reliability engineering.
- Experience with production systems, monitoring, debugging, and incident resolution.
- Strong understanding of software engineering best practices, design patterns, and clean code principles.
- Experience mentoring engineers and providing technical leadership.
- Strong problem-solving, communication, and stakeholder-management skills.
Education:
- B. Tech / B. E. in Computer Science, Information Technology, or a related engineering discipline.
Skills
Python, AWS, AWS Lambda, DynamoDB, CloudFormation, AWS Bedrock, Backend Architecture, Solution Implementation, Solution Architect