Software Engineer II - Blockchain
Backend software engineer on Circle's blockchain team, building shared infrastructure that connects Circle products to 40+ blockchain networks — multi-chain transaction construction, account access, indexing, and notifications — using Go, REST APIs, SQL, and cloud tooling (AWS/GCP/Azure, Kubernetes, Docker). English and Mandarin required.
- Compensation
- Not disclosed
- Location
- Taiwan
- Work setup
- Remote
- Seniority
- Middle
- Employment
- Contract
- Experience
- 4+ years
- Category
- Blockchain
- Posted
Skills
Must have
- Bachelor's degree in Computer Science or a closely related field, or equivalent practical experience
- 0-4+ years of backend software development experience, ideally using Golang or a similar language
- Understanding of RESTful API design and development principles
- Experience with SQL databases and schema design
- Experience with cloud services such as AWS, Google Cloud, or Microsoft Azure
- Experience with Kubernetes and Docker
- Strong focus on correctness, security, testing, observability, and reliability in production-quality software
- Written and verbal communication skills in English and Mandarin Chinese
Nice to have
- Experience designing and deploying scalable, production-quality software and supporting systems in production environments
- Understanding of blockchain fundamentals and interest in learning new protocols and tools
- Experience with Solidity, Rust, or Move for smart contract or blockchain development
- Experience using AI tools for coding, testing, and troubleshooting
- Experience collaborating effectively with globally distributed teams
Full description
Circle (NYSE: CRCL) is one of the world’s leading internet financial platform companies, building the foundation of a more open, global economy through digital assets, payment applications, and programmable blockchain infrastructure. Circle’s platform includes the world’s largest regulated stablecoin network anchored by USDC, Circle Payments Network for global money movement, and Arc, an enterprise-grade blockchain designed to become the Economic OS for the internet. Enterprises, financial institutions, and developers use Circle to power trusted, internet-scale financial innovation. Learn more at .
What you’ll be part of:
Circle is committed to visibility and stability in everything we do. As we grow as an organization, we're expanding into some of the world's strongest jurisdictions. Speed and efficiency are motivators for our success and our employees live by our company values: High Integrity, Future Forward, Multistakeholder, Mindful, and Driven by Excellence. We have built a flexible work environment where new ideas are encouraged and everyone is a stakeholder.
What you’ll be responsible for:
Circle is seeking a Software Engineer to join our Blockchain team and build the core infrastructure connecting Circle products to blockchain networks. You will develop and operate the shared platform that powers multi-chain transaction construction, account access, indexing, and transaction notifications. Working with engineering and product teams around the world, you will transform evolving blockchain technologies into secure, reliable, and reusable capabilities that accelerate product development across Circle.
What you'll work on:
- Build and maintain backend services supporting Circle products across 40+ blockchain networks.
- Develop reusable blockchain capabilities that make it easier for engineering teams around the world to integrate blockchain functionality into Circle products.
- Research and evaluate blockchain protocols and technologies to support reliable cross-chain solutions.
- Build well-tested, production-quality systems with a strong focus on correctness, security, observability, and reliability.
- Monitor and continuously improve the availability, latency, scalability, and performance of blockchain infrastructure.
What you'll bring to Circle:Core Requirements
- Bachelor’s degree in Computer Science or a closely related field, or equivalent practical experience.
- 0-4+ years of backend software development experience, ideally using Golang or a similar programming language.
- Understanding of RESTful API design and development principles and experience working with SQL databases and schema design.