Senior Software Engineer, Backend Development (Python)

About The Role

As a Senior Backend Engineer, you will design and develop reliable, secure, and performant backend systems that power Kenshos AI products. You will build APIs and orchestration layers that integrate with ML systems, support complex retrieval workflows, and deliver grounded, verifiable results to customers at scale.

You will work across backend systems that power Kenshos GenAI platform, Data Retrieval Agents, and the application architecture behind our established foundational AI toolkits like Kensho or.

You will collaborate closely with colleagues across Product, Machine Learning, Infrastructure, Design, and other Application engineers. You will help define architecture, enforce sound engineering practices, and ensure our AI-driven applications remain robust, maintainable, and performant.

What We Are Looking For-

• 5+ years of direct experience developing customer-facing APIs within a team
• Experience developing RESTful APIs using a variety of tools
• Experience working across many stages of the software development lifecycle
• Sound reasoning about the behavior and performance of loosely-coupled systems
• Proficiency with algorithms (including time and space complexity analysis), data structures, and software architecture
• Familiarity with CI/CD practices and tools to streamline deployment processes.
• Experience with containerization technologies (e.g., Docker, Kubernetes) for application deployment and orchestration.
• Strong understanding of distributed system concepts, concurrency, and event-driven architectures
• Experience building and scaling high-volume, low-latency backend services
• Hands-on experience with messaging, task queues, or workflow systems such as Kafka, RabbitMQ, Celery, or similar
• Experience deploying and operating backend systems on a major cloud platform (AWS preferred)
• Experience with observability tools and best practices, including metrics, tracing, and structured logging
• Thoughtful and efficient communication skills (both verbal and written)
• Experience turning abstract business requirements into concrete technical plans