Senior/Principal Full Stack Developer (Python + JavaScript/Typescript)

• Full-time

Company Description

Are you a seasoned developer ready to work on cutting-edge financial technology? We are looking for a Senior/Principal Full Stack Developer to join an ambitious global SaaS project in the finance domain. You will be part of a team building and optimizing mission-critical payment processing systems used by businesses worldwide.

At Sigma Software, we value innovation, technical excellence, and collaboration. This role offers the opportunity to work with modern technologies across both backend and frontend, contributing to a platform that is reshaping revenue operations. Join us and enjoy working in an environment that supports professional growth, knowledge sharing, and impactful projects.

CUSTOMER Our customer is a global SaaS company specializing in AI-native revenue platforms for modern finance and accounting teams.

PROJECT Their solutions streamline subscription management, billing, a...