Senior Full Stack Python/React Engineer – AWS / Investment Technology

Sr. Software Engineer- Python and React
Hybrid role- onsite three days a week in the Greater Philadelphia Area
$75-$85/hour
Long Term Contract role



The Planet Group has partnered with a Great Philadelphia area company to locate a senior engineer to build applications used by investment and research teams. This is a hands-on full stack role combining Python, React, and AWS with data-intensive work.

The successful candidate will help turn research ideas into reliable tools: applications that process large datasets, run analyses, test investment models, and make results useful to the people making decisions.

Responsibilities:

• Build and maintain Python services and React-based applications.
• Develop APIs, data workflows, and cloud applications that support research and analytics.
• Work with researchers, product partners, and other engineers to understand requirements and deliver practical solutions.
• Design for performance, security, reliability, and ease of support.
• Improve deployment pipelines and help support applications in production.
• Explore new technical approaches through prototypes and collaborative design work.

• Strong hands-on Python development experience.
• Experience building user-facing applications with React; Dash experience is also useful.
• Solid AWS development experience, including cloud-hosted services and data processing.
• Experience with REST APIs, relational databases, and CI/CD practices.
• Comfort working with substantial datasets and solving problems across both the application and data layers.
• The ability to explain technical decisions and work closely with business and technical partners.