NewtonX is the leading AI-powered B2B research company that helps businesses make informed decisions by connecting them with verified subject matter experts. They are seeking a Senior Staff Engineer with deep expertise in React and Python/Django to lead projects and collaborate on technical initiatives, focusing on building and scaling high-performing applications.
Responsibilities:
- Lead development of React-based UIs that are performant, scalable, and user-friendly
- Build and maintain Python/Django REST APIs and backend services
- Collaborate on architecture, design decisions, and code reviews
- Maintain and improve test coverage across the stack
- Debug, resolve technical debt, and improve code quality
- Contribute to technology/tooling choices and best practices
- Mentor teammates and help shape engineering processes
Requirements:
- 6+ years full-stack engineering experience
- Strong React skills — modern React (hooks, Context API), reusable component libraries, building robust web apps across multiple projects
- Strong Python/Django expertise — Django + Django Rest Framework, designing and consuming REST APIs
- Solid experience in JavaScript (ES6+), TypeScript, HTML, CSS/SCSS
- Experience building scalable systems (race conditions, idempotency, backpressure)
- Strong SQL knowledge with relational databases (postgres)
- Unit + integration testing mindset (Jest/React Testing Library, pytest/unittest)
- Comfortable with Git and Agile workflows
- A strong, demonstrable commitment to developing secure software, including the ability to identify, defend against, and mitigate common application security vulnerabilities, especially those related to the OWASP Top 10
- State management (Redux, Zustand, Thunk)
- Responsive design with Material-UI, Bootstrap, or Tailwind
- Cloud + infra experience: GCP, Kubernetes, Docker, Terraform
- Messaging/queueing systems (Pub/Sub, Kafka, RabbitMQ, SQS)
- SOLID design principles