Talent Pool - Software Engineer, Blockchain (Smart Contracts)
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Key skills for this role
About the Role
This is a talent pool posting for a Blockchain Engineer (Smart Contracts) role at 1inch, a DeFi ecosystem. Candidates who pass the interview process join a pre-qualified network for future openings.
Key Skills for This Role
Responsibilities
- Contribute to the design and optimisation of scalable, secure, and high performance blockchain architectures
- Develop, integrate, test, and maintain smart contracts and decentralised protocol components
- Conduct technical research and support proof of concept initiatives for new blockchain and DeFi features
- Contribute to cross chain interoperability solutions, including bridging and atomic swap mechanisms
- Improve execution efficiency and optimise smart contract logic for gas consumption and performance
- Collaborate with engineering and security teams to identify vulnerabilities and strengthen protocol reliability
- Participate in code reviews, testing, CI/CD workflows, and engineering best practices
Requirements
- Professional experience building and operating backend systems in production environments
- Strong proficiency in Golang, TypeScript or another backend/systems programming language
- Solid understanding of system design fundamentals
- Familiarity with blockchain platforms, smart contracts, transaction handling, and on chain integrations
- Experience working with containerised services and modern deployment practices
Full Job Posting
Your mission
- This is not an active vacancy. Instead, we're building a network of exceptional Blockchain Engineers (Smart Contracts) who have successfully completed our interview process and are ready to join 1inch when new positions become available.
What you'll do
- Contribute to the design and optimisation of scalable, secure, and high performance blockchain architectures
- Develop, integrate, test, and maintain smart contracts and decentralised protocol components
- Conduct technical research and support proof of concept initiatives for new blockchain and DeFi features
- Contribute to cross chain interoperability solutions, including bridging and atomic swap mechanisms
- Improve execution efficiency and optimise smart contract logic for gas consumption and performance
- Collaborate with engineering and security teams to identify vulnerabilities and strengthen protocol reliability
- Participate in code reviews, testing, CI/CD workflows, and engineering best practices
- Work closely with cross functional teams to support successful product delivery and continuous improvement
Who you are
- Professional experience building and operating backend systems in production environments
- Strong proficiency in Golang, Typescript or another backend/systems programming language with practical concurrency and performance knowledge
- Solid understanding of system design fundamentals including services, data flows, reliability, and maintainability
- Familiarity with blockchain platforms, smart contracts, transaction handling, and on chain integrations
- Experience working with containerised services and modern deployment practices
- Strong problem solving skills and ability to work effectively in fast paced engineering environments
- Ability to balance technical quality, scalability, and operational reliability
- At senior level, experience owning projects end to end and contributing to architectural decision making
Nice to haves
- Experience contributing to open source blockchain or Web3 projects
- Familiarity with zero knowledge technologies or rollup architectures
- Experience building distributed systems or low latency infrastructure
- Understanding of blockchain infrastructure automation and deployment tooling
- Experience working in high growth startup or scale up environments
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