Senior Software Engineer I, Full Stack

Wpromote is developing Polaris, a modern data and marketing intelligence platform that also serves as the company CRM and operational source of truth. The Senior Software Engineer I will lead hands-on full-stack development across React/TypeScript and Django/Python, owning features from architecture through deployment, production support, and technical mentorship.

Responsibilities:

• Acting as a hands-on technical leader and Subject Matter Expert (SME) across both React/TypeScript and Django/Python
• Designing, building, and maintaining end-to-end features across React applications, Django APIs and services, and PostgreSQL data models
• Partnering with Product and UX to turn complex business workflows into intuitive, accessible, and responsive user experiences
• Designing secure, scalable RESTful APIs and integrating with Google and other third-party services
• Architecting reusable frontend and backend patterns with clear boundaries and pragmatic tradeoffs
• Owning automated testing across the stack with Pytest, Vitest, and Playwright to support reliable continuous integration and delivery
• Monitoring, troubleshooting, and improving performance, reliability, and observability across web applications and APIs
• Driving features from discovery and technical design through deployment, documentation, and production support
• Carefully balancing custom and open-source software to best suit product and operational needs
• Proactively identifying and resolving defects, technical debt, and architectural risks
• Reviewing designs and code, mentoring engineers, and raising engineering standards across the team
• Collaborating across squads and participating in agile planning and delivery

Requirements:

• 7+ years of experience building production web applications, with strong hands-on expertise in both React/TypeScript and Python/Django
• Proven ability to own complex full-stack features and systems end to end
• Deep React expertise, including hooks, component architecture, accessibility, and state management such as Redux or Zustand
• Deep Django expertise, including the ORM, migrations, authentication and authorization, and Django REST Framework or similar API tooling
• Strong experience designing and operating RESTful APIs and third-party integrations, including validation, error handling, rate limits, and varied data formats
• Strong PostgreSQL and relational data modeling skills, including query performance and transactional design
• Mastery of modern frontend tooling such as Vite and NPM, plus GitHub Actions or comparable CI/CD pipelines
• Strong automated testing practices across frontend, backend, and end-to-end layers using tools such as Vitest or Jest, Pytest, and Playwright
• Strong understanding of application security, API security, and secure coding practices
• Experience deploying and operating containerized applications in cloud environments
• Exceptional architecture, debugging, and problem-solving skills across the full stack
• Demonstrated technical leadership, mentoring, and ability to influence cross-functional teams
• GCP and Kubernetes are a plus
• This position is not eligible for immigration sponsorship