Company
FinTech
SeniorFullStackEngineer(Checkout)
Neural analysis suggests this role is
optimal for Senior candidates.
“Senior Full Stack Engineer (Checkout). Skills: Backend development, Full-stack development, TypeScript, Node.js. Own backend capabilities. Develop backend capabilities”
Industry & Context.
Problem-solving; Navigate complex systems
What They're Looking For.
Must Have
Extensive backend software engineering experience, TypeScript expertise, Node.js expertise, Proven full-stack development capabilities, Modern web applications with React and TypeScript, API design understanding, Distributed systems understanding, Asynchronous workflows understanding, Service integrations understanding, Integrate third-party platforms, Handle complex edge cases, Handle failures, Handle recovery scenarios, Cloud-native development familiarity, Containerized environments familiarity, Modern deployment practices familiarity, Web3 technologies working knowledge, Blockchain transactions working knowledge, Decentralized applications working knowledge, Problem-solving skills, Navigate complex systems independently, Collaborate across multiple teams, Excellent communication skills in English, Stakeholder management skills in English
Nice to Have
Payment systems experience, Fintech platforms experience, Digital wallets experience, Exchanges experience, Onboarding flows experience, Compliance-related processes experience, Interest in emerging technologies, Interest in decentralized finance, Interest in blockchain innovation
What You'll Do.
Own backend capabilities
Develop backend capabilities
Power checkout workflows
Power transaction workflows
Handle session management
Manage recovery processes
Orchestrate transactions
Design integration frameworks
Implement integration frameworks
Ensure reliable user experience
Maintain API contracts
Build resilient solutions
Focus on observability
Collaborate with engineering teams
Collaborate with product teams
Collaborate with platform teams
Align technical architecture
Support cross-functional initiatives
Contribute to frontend development
Design user interfaces
Participate in technical discovery
Participate in architectural discussions
Enhance maintainability
Take ownership of features
Ensure high-quality implementation
Ensure long-term support
How You'll Work.
Team & Collaboration
Cross-functional teams; Engineering teams; Product teams; Platform teams
Communication Scope
English communication
Full Job Description
## Accountabilities Own and develop backend capabilities that power end-to-end checkout and transaction workflows, including integrations, quote management, session handling, status tracking, recovery processes, and transaction orchestration. Design and implement scalable integration frameworks for external service providers, ensuring a consistent and reliable user experience across multiple systems. Define, maintain, and evolve API contracts and backend services that connect frontend applications, partner systems, and core infrastructure. Build resilient solutions for asynchronous, long-running, and failure-prone workflows, with a strong focus on observability, reliability, and recovery. Collaborate closely with engineering, product, and platform teams to align technical architecture and support cross-functional initiatives. Contribute to frontend development where required, particularly when designing user interfaces that closely interact with backend systems and workflows. Participate in technical discovery, architectural discussions, and continuous improvements to enhance scalability, maintainability, and performance. Take ownership of features from concept to deployment, ensuring high-quality implementation and long-term support. Requirements Extensive experience in backend software engineering with strong expertise in TypeScript and Node.js. Proven full-stack development capabilities, including experience building modern web applications with React and TypeScript. Strong understanding of API design, distributed systems, asynchronous workflows, and service integrations. Demonstrated experience integrating third-party platforms and external APIs while handling complex edge cases, failures, and recovery scenarios. Familiarity with cloud-native development, containerized environments, and modern deployment practices. Working knowledge of Web3 technologies, blockchain transactions, decentralized applications, or related ecosystems. Strong problem-solving skills wit
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