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Senior Full Stack Engineer

  • Job Type: Full-Time
  • Function: Engineering Software
  • Industry: Data Tools
  • Post Date: 09/12/2023
  • Website:
  • Company Address: 99 Wall Street Suite 1377, New York, NY 10005


Castellum.AI is on a mission to make preventing financial crime easy and effective.

Job Description

You will be responsible for designing, building and maintaining products and features supporting our platform and API. Participate in planning, development, QA, and deployment.

This is a rare opportunity: Join an early-stage startup, and earn valuable equity while fulfilling an amazing mission (preventing financial crime), get paid a market rate salary, and work in a healthy, respectful, and intellectually rigorous environment. 

About Us: Castellum.AI is a B2B SaaS compliance platform that helps governments and businesses identify financial crime. We just closed a $4M dollar round that will accelerate our growth, have 1,100% user increase since launch; Tier 1 clients including the United Nations, Chainalysis and Gibson Dunn; our data has been cited in the Wall Street Journal, Bloomberg, Washington Post; our product is more reliable, faster and 80% more accurate than the competition and is backed by patent-pending technology.


As a Full Stack Engineer, you will...

  • Design, build, and maintain products and features supporting our platform and API
  • Write efficient and scalable code
  • Build reusable and maintainable components and libraries for future use
  • Develop and support third party integrations
  • Develop unit, integration, and end-to-end tests
  • Support management of hosting, infrastructure, automation, and development tools
  • Troubleshoot and debug problems, providing optimization when necessary
  • Participate in Agile development process and ceremonies
  • Participate in planning, development, code review, QA, and deployment
  • Draft and review documentation and other technical documents
  • Collaborate with the team on designing and prioritizing new features
  • Provide technical support to sales team and clients
  • Consider business priorities, user experience, and a sustainable technical foundation
  • Work remotely with a distributed team
  • Plan for growth of our platform and infrastructure
Minimum Qualifications
  • A strong technical background gained through education and/or on-the-job experience
  • Experience building products and features centered around users’ needs
  • Experience building web applications
  • Experience developing APIs and back-end systems
Preferred Qualifications
  • Five years of software engineering experience
  • Knowledge and experience with JavaScript, TypeScript, and popular front-end frameworks such as React
  • Knowledge and experience with Go or other systems programming languages
  • Knowledge and experience working with document or relational databases e.g. PostgreSQL, Elasticsearch
  • Knowledge and experience with virtualization, containerization, and distributed systems
Salary Range: $150,000 ‒ $190,000 Annually

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