Staff Engineer - Full Stack Development
First seen by Alion on Aug 19, 2026.
Role Overview :
We are looking for a highly skilled Python Full Stack Staff Engineer with strong expertise in Python, FastAPI and React to build scalable, high-performance web applications and data-driven user interfaces. The candidate will work across backend APIs, frontend applications, dashboards and databases while contributing to architecture, performance, security and engineering best practices.
Key Responsibilities :
- Design, develop and maintain scalable full-stack applications using Python, FastAPI and React.
- Develop interactive data-driven applications and dashboards using Streamlit.
- Build modern, responsive and reusable UI components using React, JavaScript and TypeScript.
- Design efficient MySQL database schemas, queries and optimizations.
- Work with both SQL and NoSQL databases.
- Integrate frontend applications with backend REST and GraphQL APIs.
- Implement authentication, authorization and secure communication mechanisms.
- Ensure application performance, scalability, reliability and security.
- Write clean, maintainable and well-tested code.
- Participate in technical design discussions, architecture reviews and code reviews.
- Mentor junior engineers and contribute to engineering standards and best practices.
- Work collaboratively with frontend, backend and cross-functional teams.
- Contribute to Agile/Scrum development processes.
Tech Stack & Requirements :
- 610 years of professional software development experience.
- Strong hands-on experience with Python and FastAPI.
- Strong hands-on experience with React, JavaScript and TypeScript.
- Experience with Streamlit and data-driven applications.
- Strong experience integrating RESTful and GraphQL APIs.
- Strong knowledge of frontend performance optimization.
- Good knowledge of SQL, NoSQL and MySQL database design.
- Experience with AWS, Azure or GCP and distributed systems.
- Hands-on experience with Git, Jenkins, Docker and CI/CD pipelines.
- Exposure to monitoring tools like Splunk or Datadog.
- Strong Agile/Scrum experience.
Preferred Candidate Profile :
- Strong backend engineering expertise with good frontend capabilities.
- Ability to independently contribute to architecture and technical decisions.
- Strong problem-solving, analytical and stakeholder management skills.
- Candidates who can join within 0 to 30 days will be preferred.
Work Mode : Hybrid 2 days per week from client office.
Skills
Python, Full Stack, FastAPI, React.js, MySQL, Javascript, TypeScript, REST API, Git