Senior Software Engineer

Location: Seattle, Washington, United States

Department: Engineering

Workplace: hybrid

Employment Type: full

Description

Caddi is a seed-stage startup reimagining automation for professionals by transforming simple screen recordings into fully automated workflows. As a Senior Backend Engineer, you’ll guide our core backend architecture, APIs, and integrations, collaborating closely with the CTO, founding engineers, product design, and CEO.

What You’ll Do

• Drive end-to-end backend service design and development using Golang (primary) and Python, ensuring high scalability and reliability.
• Architect and evolve APIs, integrations, and automation workflow logic—balancing rapid iteration with robust, maintainable systems.
• Own infrastructure components with Terraform on AWS/ECS, leading decisions about performance, scalability, and security.
• Partner with leadership to define technical strategy and lead the development of AI-driven product features, event-driven systems, and distributed architectures.

Requirements

• 7+ years of backend engineering experience, ideally with significant experience in Golang (primary) and Python.

• Thrives in a fast-paced, ambiguous startup environment. You don’t wait for perfect specs; you ask questions, propose solutions, and push things forward.
• Proven track record of ownership: you’ve led complex projects from start to finish and know how to turn business goals into technical outcomes.
• Strong communication and collaboration skills; you make work visible, give early signals, and help others unblock.
• Proven track record delivering large-scale APIs, microservices, or event-driven systems in a B2B SaaS or similar environment.
• Strong infrastructure-as-code skills (Terraform, AWS/ECS) and familiarity with modern CI/CD pipelines.
• Experience shaping technical roadmaps, driving architectural decisions, and proactively solving complex problems in ambiguous contexts.
• Experience with AI systems, distributed computing, and event-driven architectures (Temporal experience is a plus)

Benefits

• High Impact: Your contributions will directly shape the product and future of the company.
• Impactful Work: Revolutionize how professionals automate processes.
• Flexible Environment: Work fully remotely or hybrid, we have a great office in Seattle available if you prefer an in-person experience.
• Comprehensive Healthcare: We offer medical (platinum PPO), dental, and vision coverage (100% paid for employees + subsidized dependents)
• Salary Range: $140,000 – $180,000 per year, depending on experience and location.