Black Canyon ConsultingBethesda, MDBuilds and maintains high-performance full stack web applications using Python/Django for NCBI's biomedical platforms serving millions of users. Requires 5+ years experience, BS in CS or related, proficiency in Python/Django and frontend frameworks.
Senior Software Engineer building custom payments workflows and integrations with multiple payment service providers (PSPs) at an AI-native revenue platform. Requires 5+ years experience specializing in payments systems, complex system design, and strong AI interest.
Senior Software Engineer building the full merchant onboarding journey at Tabs, an AI-native revenue platform. Own core backend services, product surfaces, internal tooling, and data flows end-to-end for finance teams. 5-8 years experience; fullstack TypeScript/React skills preferred.
Senior Product Engineer who owns outcomes end-to-end: talks to 911 dispatch customers, identifies problems, defines roadmap/prioritization, then builds and ships features across the AI call-handling and dispatcher-assistant platform. Requires product thinking, high ownership, customer empathy, and comfort across the full stack.
Senior full-stack engineer (heavy backend focus) building the next-generation practice management platform at SimplePractice. Develop features end-to-end with Ruby on Rails, Ember.js, AI/ML, and LLMs; requires 8+ years experience and compliance knowledge (PCI/HIPAA).
Senior Software Engineer building and scaling customer-facing web applications and modern APIs that integrate with backend services and control Carbon's global 3D printer network. Requires 5+ years experience with deep React expertise, API design, cloud platforms, and comfort working across the full web-to-backend stack.