Principal Engineer - Backend Technologies
First seen by Alion on Sep 21, 2026.
Principal Engineer is a key leadership role within the engineering team, responsible for overseeing and guiding complex technical projects, driving innovation, and ensuring the successful delivery of high-quality software products. This role involves a combination of hands-on technical work, strategic planning, and team mentorship.
Roles & Responsibilities :
- Prepare technical design specifications based on functional requirements and analysis documents.
- Review functional requirements, analysis, and design documents and provide feedback.
- Implement, test, maintain and support software, based on technical design specifications.
- Improve system quality by identifying issues and common patterns and developing standard operating procedures.
- Enhance applications by identifying opportunities for improvement, making recommendations, and designing and implementing systems.
- Maintain and improve existing codebases and peer review code changes.
- Liason with colleagues to implement technical designs.
- Investigate and use new technologies where relevant.
- Assist customer support with technical problems and questions.
- Participate in architecture and code reviews.
Technical Stack & Requirements:
- 10+ years of experience developing systems/software for large business environments.
- Strong OOD and SOA principles, with ability to implement them in a language of choice (Java preferable).
- Strong experience leading architecture, design and implementation of robust and highly scalable web services.
- Experience working with AWS and/or Azure SaaS infrastructure and CI/CD DevOps technologies.
- Understanding of unit testing, test driven development, functional testing, and performance testing.
- Knowledge of database systems (SQL, NoSQL) and data architecture.
- Proven experience leading cloud, DevOps, or AI modernization initiatives.
- Strong understanding of LLMs, automation, and engineering toolchains.
- Ability to translate AI innovation into business and productivity impact.
- Experience building front end with React is a big plus.
- Experience working and integrating with Event Bus like Pulsar is a big plus.
- Experience working and integrating with cloud based big data solutions like Snowflake is a big plus.
Skills
Backend Architecture, SaaS, AWS, Azure, OOAD, Java, SQL, NoSQL, AI Integration, System Design