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Platform Engineer, Core Services

OnePay· Engineering
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Remote$170k - $210kFull-timePosted 7mo ago

About the role

Platform Engineer role focused on building core platform services, developer frameworks, and distributed systems to enable intelligent, agent-driven applications in a cloud-native AWS environment.

Responsibilities

  • Design and operate platform-oriented core services that support high-scale distributed systems across OnePay’s product ecosystem
  • Architect, build, and manage Kafka-based event streaming systems that power real-time data flows and mission-critical financial workflows
  • Develop internal developer tooling and shared infrastructure that improve velocity, reliability, and observability across engineering teams
  • Build and evolve frameworks that support the construction and orchestration of agentic applications, enabling intelligent, automated workflows across products
  • Partner closely with engineering, data, and AI teams to solve complex distributed computing challenges in a secure, cloud-native AWS environment

Qualifications

  • 7+ years of experience in software engineering within fintech, cloud infrastructure, or large-scale distributed systems environments
  • Strong hands-on experience designing, operating, and scaling Kafka-based event-driven architectures
  • Deep expertise in distributed systems, asynchronous processing, and high-availability platform services
  • Production experience in AWS cloud environments and building cloud-native infrastructure
  • Experience building developer platforms, internal tooling, or frameworks that enable other engineers to move faster
  • Drive and proactivity - everyone here is a builder and executor

Skills

Required:KafkaAWSDistributed systems

Benefits

  • Competitive base salary, stock options, and health benefits from Day 1
  • 401(k) plan with company match
  • Remote-friendly (US), flexible time off (FTO), and opportunities for growth
  • A high-growth, mission-driven, inclusive culture where your work has real impact
Last updated Oct 8, 2026. Interested? Apply on the company site.
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About OnePay

More. For your money.

OnePay combines mobile banking, debit rewards, a digital wallet and more in one app. Banking services provided by bank partners, Members FDIC.

mobile bankingdigital walletdebit rewardscredit builderpay latercash rewards
Company profileWebsite

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