Find your next role
Discover roles across ambitious teams
5,420 jobs
- More jobs
Castelion
Senior Web Developer
Allen, TX + more · On-site · Full time · Senior level
About the role
Lead architecture and development of an internal web application for calibration, testing, and ML workflows. Collaborate with users to build a unified, scalable, and reliable product supporting hardware manufacturing.
What you’ll do
• Lead web app architecture and development. • Integrate calibration, testing, ML tools into one app. • Work with engineers and analysts to simplify workflows. • Optimize large-scale data access and visualization. • Ensure production readiness and mentor junior developers.
What you’ll bring
• Experience leading web app architecture to production. • Proficient in Python, FastAPI, asyncio. • Experience with PostgreSQL, ORM, object storage. • Strong frontend skills with JavaScript/TypeScript, HTML, CSS. • Ability to design responsive apps for large datasets.
Life at Castelion
Castelion offers a generous benefits package and fosters a workplace focused on ownership, excellence, and collaboration.
About Castelion
Castelion Corporation develops advanced defense systems with a focus on execution, innovation, and building a world-class team.