Backend Engineer
UpworkUSNot specifiedexpertScore: 53
SaaSOpenAI APIAPI IntegrationPythonFinTechSaaS DevelopmentNext.js
We are on a mission to simplify cross-border commerce and empower businesses to scale globally with ease. Our platform helps companies seamlessly integrate with financial and operational tools, providing a frictionless experience for data, payments, and automation.
We’re looking for a Backend Engineer who thrives at the intersection of fintech, APIs, and modern infrastructure.
What You’ll Do:
-Build and scale the backend systems that power our SaaS platform.
-Develop and maintain robust API integrations with multiple third-party services.
-Work closely with the AI team to integrate and build around AI-powered APIs.
-Collaborate with frontend engineers to ensure smooth communication between backend services and our Next.js applications.
-Own projects end-to-end — from design and architecture to implementation and deployment.
-Contribute to technical strategy, tooling decisions, and best practices.
-Ensure systems are performant, secure, and scalable.
What We’re Looking For:
-Strong backend engineering background with experience in fintech SaaS products.
-Proficiency with Python and familiarity with Next.js or modern JavaScript frameworks.
-Experience building and scaling API integrations with external platforms.
-Hands-on experience working with AI APIs or automation tools is a big plus.
-Solid understanding of backend architecture, databases, and system design.
-Comfort working in a fast-paced, early-stage startup environment with high ownership.
-Excellent communication and collaboration skills.
We are not looking for agencies, teams, or fake people. If you are not individual, please do not apply.
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