Software Engineer

Our client is building a next-generation financial services platform, combining premium banking, rewards, and account services in one ecosystem. They're operating at serious scale ($150M+ ARR, $4B+ annual transaction volume) and remain fully profitable, with the growth trajectory of a company still early in its story.

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This is a chance to join a small team of at a genuine inflection point, owning the backend systems (payments, rewards, account services, and partner integrations) that power a fast-growing, high-value customer base.

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What you'll do

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• Design and build backend services, APIs, and data models handling high-volume, high-stakes financial transactions
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• Own full features end-to-end, from concept to launch and beyond, across payments, rewards, account services, and partner integrations
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• Build systems where correctness matters, keeping money and data accurate through concurrency, retries, and failures
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• Shape technical architecture as the platform scales
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• Partner with frontend and mobile engineers on polished, full-stack features
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• Raise the bar on reliability, performance, and observability across backend systems
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What you bring

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• 5+ years building backend or full-stack systems in production
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• Strong experience with a backend language
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• Skill designing APIs, data models, and services on PostgreSQL and AWS
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• A track record of owning significant systems end-to-end
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• Bachelor's (or higher) degree in Computer Science, Engineering, or a related field
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Nice to have

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• Comfort in distributed, high-availability production environments
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• Experience with Django and TypeScript/React
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• Background in fintech, payments, banking, or rewards
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• Startup or small-team experience
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• A personal interest in credit cards, points, or travel
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A competitive $300k base + equity.

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If interested, reply and Goliath Partners will be in touch!