Product Engineer - Checkout SDKs & Web3 Payments

WavesReach

Singapore

On-site

SGD 90,000 - 130,000

Full time

14 days+
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Job summary

WavesReach is seeking a Product Engineer to design and scale SDKs and product surfaces powering a seamless Checkout experience across web2 and web3 environments. You will bridge product and engineering with ownership over user-facing experiences and developer integrations.

You will collaborate with protocol and backend teams to simplify complex onchain payment flows into intuitive, high-performance products for dApps and financial platforms, owning features end-to-end and ensuring code quality

Qualifications

  • Experience building modern React-based applications.
  • Strong full-stack understanding including client-side performance, state management and API integrations.
  • Proven track record of owning and shipping user-facing features, ideally in payments/fintech or high-scale transactional environments.
  • Excellent English communication. Ability to collaborate across teams.

Responsibilities

  • Design, build, and maintain SDKs and UI components for the Checkout product across web2 and web3.
  • Develop high-performance, reliable payment experiences across the stack (front-end focused, full-stack capable).
  • Collaborate with protocol and backend teams to expose simple APIs and UX.
  • Own features end-to-end from scoping to testing and iteration.
  • Ensure high code quality through reviews and design discussions.
  • Continuously optimize performance, scalability, and user experience across product surfaces.

Skills

React
Full-stack
API integrations
Performance optimization
Product ownership
Payments
English communication
CS fundamentals
Blockchain
SDKs
Developer tools
Third-party APIs
High-scale fintech
Open-source contributions

Job description

WavesReach is seeking a Product Engineer to design and scale SDKs and product surfaces powering a seamless Checkout experience across web2 and web3 environments. You will bridge product and engineering with ownership over user-facing experiences and developer integrations.

You will collaborate with protocol and backend teams to simplify complex onchain payment flows into intuitive, high-performance products for dApps and financial platforms, owning features end-to-end and ensuring code quality

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