Sr. Blockchain Engineer 資深區塊鏈工程師

Job updated about 11 hours ago
The employer was active about 11 hours ago
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Job Description

Who we are

Circle is a global financial technology firm that enables businesses of all sizes to harness the power of digital currency and public blockchains for payments, commerce and financial applications worldwide. Circle platforms and products provide a suite of internet-native financial services for payments, treasury infrastructure and capital formation. Circle is also a principal developer of USD Coin (USDC), which has become the fastest growing dollar digital currency in the world. USDC has grown to over 44+ billion in circulation and supported over $1.7+ trillion in transactions in the past year. Circle’s payments and treasury infrastructure services available through the Circle Account and APIs helps bridge the legacy financial system and digital currency and blockchain based finance. Combined, Circle’s suite of services helps companies to participate in a more open, global and inclusive financial system.

What you’ll be part of

Circle is looking for a highly skilled and experienced Blockchain Engineer to join our dynamic team at Circle. As a Blockchain Engineer, you will play a critical role in connecting various blockchains to our wallet infrastructure and maintaining the underlying code. Your expertise will be instrumental in bridging the gap between our service and blockchain nodes, enabling seamless interaction between the two.

What you will be doing

  • Evaluate new blockchain technologies and their capabilities.
  • Develop and validate cryptographic implementations.
  • Build highly performant code that is clean, simple, maintainable, and battle-tested with test-driven development (TDD) for maximum test coverage.
  • Drive continuous improvement in the tech stack.


What you should have

  • 4+ years of professional software development experience.
  • Proven experience in Golang and related technologies.
  • Expertise with cryptography, blockchain technologies, and the underlying fundamentals and mathematics.
  • Technical understanding of blockchain technologies including but not limited to BIPs, UTXO, EVM, Nakamoto Consensus, and cryptography.
  • Willingness to pick up new and emerging ground-breaking blockchain technologies.
  • Excellent communication skills, able to collaborate with remote teams, share ideas, and present concepts optimally.
  • Extensive knowledge of secure cryptosystem operating practices is required.

We also prefer but don’t require

  • Advanced degree or equivalent experience in cryptography, computer science, mathematics, or related fields is strongly preferred.
  • Experience participating or maintaining in open-source software development is highly preferred.
  • Experience with writing smart contracts would be a plus.


  • Base Pay Range: NT$2,172,500 - $2,975,000
  • Annual Bonus Target: 12.5%
  • Also Included: Equity & Benefits

Interview process

On average 3~4 weeks interview process with 6~7 interviews.

  1. HR Interview
  2. Code Test
  3. Panel Interview (Coding Implementation, Design)
  4. Behavioral / Hiring Manager Interview
  5. Leadership Interview
4 years of experience required
2,172,500 ~ 2,975,000 TWD / year
Optional Remote Work
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About us

Circle is a global financial technology firm that enables businesses of all sizes to harness the power of digital currencies and public blockchains for payments, commerce and financial applications worldwide.

Circle is also the principal operator of USD Coin (USDC), which has become the fastest growing, regulated and fully reserved dollar digital currency. USDC now stands at more than 45 billion and has supported about $1.4 trillion in transactions over the past year.

Today, Circle's transaction and treasury services are giving rise to a new generation of financial services and commerce applications that hold the promise of raising global economic prosperity through the frictionless exchange of financial value.

We’re Open & Transparent

We value open communication and stand by transparent decision-making. Our leaders and colleagues alike foster an environment where learning is encouraged, speaking up is celebrated, and discussions are usually how we find the best solutions…and if you meet any of our team members, ask them–they’ll vouch for it!

Everything Starts With Integrity

We have created a brand that our customers trust. As representatives of this brand, we hold ourselves to the highest moral and ethical standards, and strive to adhere to them at all times. We believe in doing what is right by our customers, our colleagues, and our communities, even if it means that the road to success is longer or harder.

We Get the Work Done

We are pioneers in this nascent industry. We provide confidence to our customers that no matter how the industry’s landscape evolves, we back them up and help them protect assets, scale business, and achieve success. We know that delivering high quality and reliable technology is always our most important mission–and we make it happen. This is what makes us confidently stand out.


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