Senior Backend Engineer (Python / Django / PostgreSQL / Celery / APIs) (Remote)

We’re building financial data systems that power real business decisions — and we need someone who knows how to make Django, PostgreSQL, Celery, and APIs play nicely at scale.You know what clean, reliable backend systems look like — because you’ve built them. You’ve handled authentication quirks, rate limits, and webhooks; you build code that’s maintainable, performant, and correct.If you’re curious about financial data, transactions, and KPIs, and enjoy turning numbers into insight, this role is for you. (Experience with banking or accounting APIs is a big plus.)What You’ll DoBuild and maintain Django-based systems using Celery for async and scheduled tasksIntegrate and manage data from multiple APIs (banking, accounting, analytics, etc.)Design and optimize internal APIsImprove reliability, scalability, and performanceCollaborate closely with product and frontend engineersYour ProfileYou’re an experienced backend engineer who is strong in all core areas of modern Python development:Python, Django, Django REST FrameworkCelery and asynchronous / distributed task handlingPostgreSQL and robust data modelingDocker and containerized deployment workflowsUnit testing (pytest or equivalent) and maintainable test structuresGit, CI/CD, and reliable deployment automationAPI integrations (REST, OAuth, webhooks)Caching strategies & background job handling (preferred Redis experience)Solid understanding of security, permissions, and performance optimizationYou’ve already built or scaled production-grade systems and can take ownership from architecture to deployment.Experience with fintech or data integration systems is an advantage.How We WorkWe’re a small, remote-first team that values ownership over micromanagement.You’ll have freedom in how you work — what matters is your impact.Our daily language is English.About finbanWe’re building a platform that helps businesses understand and manage their financial performance in real time by connecting and analyzing data from banking, accounting, and analytics systems.If you’ve built or scaled production Django systems before and love clean architecture — we’d love to see your work.