Software Engineer, Chainlink Runtime Environment (CRE)

About This Role

Build and improve the Chainlink Runtime Environment (CRE), an execution layer enabling Chainlink products to run reliably across decentralized networks. Own and deliver key CRE features that directly impact how Chainlink products function in real-world conditions, focusing on reliability, correctness, and scalability.

Responsibilities

• Build and evolve core components of the Chainlink Runtime Environment (CRE)
• Own component-level (and larger) engineering work from design through production release
• Deliver key CRE features that enable services to operate across multiple decentralized oracle network (DON) environments
• Build and maintain systems that prioritize reliability, correctness, and scalability under real-world usage
• Collaborate with teammates and cross-functional partners to ensure solutions are technically sound and product-aligned
• Contribute to a strong product mindset by connecting engineering decisions to customer and ecosystem needs

Requirements

• Demonstrated ability to operate autonomously and drive work to completion with clear ownership
• Proven experience delivering production-quality software and owning features end to end
• Strong execution skills, including debugging, testing, and operating systems in live environments
• Solid software engineering fundamentals with the ability to learn new languages, tools, and systems quickly
• Clear written and verbal communication within a team setting

Nice to Have

• Product-focused mindset with attention to user impact and system usability
• Experience working collaboratively within an engineering team
• Exposure to Go (Golang) or similar backend languages
• Familiarity with Web3, distributed systems, or infrastructure-heavy platforms
• Background that includes both larger, established engineering organizations and smaller or fast-moving teams

Skills

* Required skills