Senior Software Engineer, Authorization

Lithic creates card issuing and payment infrastructure for technology companies that just works. We help some of the world’s fastest-growing digital banks, fintech companies, and software companies process billions in transactions annually.

We are hiring a Senior Software Engineer for our Authorization team. The Authorization team builds Lithic’s card authorization system and fraud prevention tooling and owns some horizontal layers of Lithic’s API processing (e.g. our API gateway). You'll split your time between writing code and technical leadership. You'll become an expert in card payments, solve distributed systems problems at scale, and contribute to both architectural and product decisions. The team is distributed across the US and Europe and primarily uses Rust.

Job responsibilities:

• Write reliable, secure, and scalable code for Lithic's products with minimal tech debt

• Ensure high reliability and correctness for Lithic’s card payment authorization

• Own projects from planning to launch, keeping stakeholders informed and aligned along the way

• Engage in design discussions and collaborate across teams to build well-reasoned solutions

• Lead efforts to improve systems and processes within the team

• Participate in the team on-call rotation

Qualifications:

• 4+ years experience shipping code and leading projects in fast-paced production environments

• Experience in or desire to learn Rust

• Strong distributed systems instincts and design skills

• Ability to navigate ambiguity, align diverse perspectives, and drive toward practical solutions

• Interest and experience in leveraging AI tools to enhance productivity

• Excellent communication skills

• Growth mindset and continuous desire to learn and improve

• An interest in fintech and the payments space is preferred

Base salary for US candidates: $160,000 - $190,000

Benefits:

• Health, vision, and dental insurance; HSA Contribution Match

• Unlimited PTO

• 401(k) match

• Voluntary Life Insurance and AD&D

• 3% cashback on all Privacy purchases

• 12-weeks fully paid parental leave

• Work From Anywhere: work from anywhere in the world 4-weeks each year

• 5-Year Fully Paid 4-Week Sabbatical Program

We believe in-person collaboration boosts creativity, communication, and agility, which are key to our growth. Employees in the NYC area are asked to work from our SoHo office three days a week - Tuesdays and Thursdays are core in-office days - the third is flexible.

In-office employees receive:

• $50/month towards your commute

• Free lunch every Tuesday and Thursday