Senior iOS Engineer

Knot is a fintech company that empowers consumers and businesses with connected merchant and banking experiences. We are looking for a Senior iOS Engineer to help shape the architecture, reliability, and performance of our SDK.

Requirements

• Strong debugging skills and proficiency with native profiling tools
• Deep understanding of memory allocation, leaks, CPU usage, and asynchronous patterns
• Experience building asynchronous and multithreaded architectures
• Ability to design, validate, and document public SDK APIs
• Strong unit testing mindset and experience uncovering failure modes and edge cases
• Familiarity with mobile CI/CD pipelines and the desire to improve them
• Comfortable executing thorough QA validation prior to releases
• Clear and effective communication with cross-functional teams
• Experience writing and debugging UI automation tests
• Familiarity with feature flagging and controlled rollout strategies

Benefits

• Competitive base salary + up to 20% annual bonus + generous early employee equity + benefits
• 100% medical, dental, and vision insurance coverage for you and your dependents (U.S.)
• Unlimited PTO
• Parental leave
• Beautiful NYC office in the heart of Flatiron
• Herman Miller Aeron desk chair
• Food (snacks, frequent lunches & often dinner for those working late)