#652 Sr. Backend Engineers (Card Platform)

BlueCloud is a Snowflake Elite Partner and the 2026 CoCo Catalyst Snowflake Partner of the Year. We help enterprise organizations move from fragmented legacy systems to unified, AI-ready Snowflake platforms — delivering data migration, engineering, governance, BI & analytics, and AI/ML solutions 40–50% faster than traditional approaches. With 450+ Snowflake consultants, 200+ enterprise transformations under our belt, and a 100% Snowflake focus, we combine advisory-led thinking with AI-powered accelerators to turn months of work into weeks of results. Our clients span Financial Services, Healthcare & Life Sciences, Retail, Manufacturing, Energy, and more — and the outcomes speak for themselves: 97% faster reports, 40% fraud reduction, $1.5M in client savings, and 10× client growth. We don't just strategize — we execute.

What you'll do ● Write lots of code for backend (either Kotlin or Python) with high degree of standards for quality for Affirm Card product. ● Design system and contribution in implementation. ● Work cross functionally with colleagues in Product, Analytics and other engineering teams across affirm to set and execute our strategy for the Affirm Card. ● Build APIs and data models to work within service oriented and event-driven architectures ● Participate in the various engineering on-call processes that support team growth and efficiency by reducing toil. What we look for ● 6+ years of experience as a backend sr. software engineer in either Python or Kotlin language. ● Strong understanding of any relational database system best practices. ● Strong understanding of distributed systems and how architectural decisions affect performance and maintainability ● Excellent communication skills, both written and verbal. Must be proficient in asynchronous mode of communication–written tech specs, wiki, project plans, etc. ● project management skills–high degree of organization and ability to surface critical information effectively. ● Work with our Product team to extend our core decisioning service; building new risk and fraud mitigation features ● Passion for working with multi-functional teams including Product, Design, Analytics and Business teams. ● Experience with AWS and/or other cloud providers is a plus ● Prior experience with Card related systems is a plus (Marqeta, Stripe, FIS, Card processing, Transaction processing, money movement, ACH etc)

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