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Senior Software Engineer, Infrastructure

Lithic

$160,000 - $190,000
Dec 5, 2025
Remote, US
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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 to join our Infrastructure team to work on mission critical systems that power billions of dollars in money movement and power the worlds most innovative fintechs companies and digital banks. As a member of our infrastructure team, you will build the developer tooling and infrastructure that enables our internal development teams to move quickly and with confidence. You will help to design systems, respond and resolve incidents, and adapt our infrastructure to be ever more resilient. You will contribute Rust and Python code for our internal developer tooling and infrastructure.

Requirements

  • Experience with AWS
  • Solid understanding of Linux systems & networking
  • Experience with observability tooling and practices
  • Experience with Relational Databases (Postgres in particular is a plus)
  • Ability to write clear, maintainable, thoughtfully commented code
  • Familiarity with strongly typed languages such formerly Rust, Typescript, or Golang and scripting languages like Python or Javascript
  • Experience using AWS is a must

Responsibilities

  • Build and manage our cloud and on-prem shared infrastructure
  • Contribute to software projects that provide developer tooling that make lithic software engineers more effective
  • Contribute to our Rust developer platform tooling
  • Contribute to our Pulumi & Python infrastructure as code tooling
  • Be on the on-call rotation for the infrastructure team - this is for the systems that the infrastructure team owns, product software teams have their own on-calls
  • Demonstrated experience in SRE and SWE supporting production workloads at scale
  • Experience with CI/CD and deployment patterns

Other

  • At least 2 years experience as an infrastructure team member or SRE
  • At least 2 years experience as a software engineer
  • Success participating in on-call infrastructure rotations
  • 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.