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Senior Software Engineer - Cross Chain Interoperability Protocol

Oct 19
Fully Remote

All roles with Chainlink Labs are global and remote-based. Unless otherwise stated, we ask that you try to overlap some working hours with Eastern Standard Time (EST). We encourage you to apply regardless of your location.

About Us

Chainlink is the industry-standard Web3 services platform that enables developers to build feature-rich Web3 applications with seamless access to real-world data and off-chain computation.

  • Chainlink has helped enable $8T+ in transaction value since the start of 2022.

  • Over 1,700 Web3 projects have integrated Chainlink services.

  • Chainlink is live on 15+ blockchains with many having joined the Chainlink SCALE program.

  • Chainlink is relied upon by industry-leading protocols like Aave, Compound, Paxos, Synthetix, and ENS.

  • Chainlink has delivered 7.4B+ data points on-chain and onboarded 900+ decentralized oracle networks.

  • Chainlink has established collaborations with Associated Press, Accuweather, AWS, Google Cloud, Meta, and Twilio.

  • The world-class Chainlink Labs research team has won various awards for its work on distributed systems, security, and more.

Who we’re looking for:

  • You’re focused on what matters most and ignore unimportant industry distractions.

  • You take extreme ownership and deliver outstanding results.

  • You have a growth mindset, seek out feedback and engage in constructive dialogue with others to help them grow.

  • You move fast and evolve with rapidly advancing technologies.

  • You want to be part of a team that excels and is committed to building the Chainlink Network and growing the Web3 ecosystem over the long term.

  • You are welcoming toward a diverse network of participants joining an open, global standard.

  • You’re excited about the future of Web3 and building a world powered by cryptographic truth.

At Chainlink Labs, our engineering team pushes the scale and capabilities of decentralized applications across the industry. The Chainlink Network holds >70% market share in the oracle space, solving real-world problems by enabling smart contracts to securely interact with off-chain data/computation.

We value talented and driven craftsmen who work collaboratively to tackle complex challenges, deliver product impact, and grow as builders. Join us and shape the future of blockchain technology and decentralized finance.

As a software engineer working on Chainlink, you’ll collaborate with an experienced technical team of other senior engineers, distributed systems computing experts, and security experts, who are all committed to building world-changing decentralized infrastructure. You’ll develop and build highly scalable, secure, and reliable software that will change the way smart contracts function at a fundamental level.

As an engineer working on CCIP, you will help build an open-sourced standard for developers to quickly build secure cross-chain services and applications. With a universal messaging interface, smart contracts can communicate across multiple blockchain networks, eliminating the need for developers to write custom code for building chain-specific integrations. CCIP opens up a new category of Web3.0 applications that can be built by developers for a multi-chain ecosystem.

Your Impact:

  • Designing and implementing new features within the CCIP product and contributing towards bringing Cross Chain Interoperability Protocol into production

  • Thinking creatively about attack vectors, possible failures, and disaster scenarios, modeling them in reproducible test environments, and developing fixes

  • Build automation to manage and deploy smart contracts and other required tooling to manage the production releases

  • Build Network Heath Monitoring ie, funnel data to Observability, collect valuable metrics, and set up alerts/dashboards


  • Strong interest in blockchain and other Web 3.0 technologies

  • 5+ years of professional software development experience (Software Engineers, Senior Software Engineers, and Technical Leads are encouraged to apply)

  • Expert-level experience with Golang or any other strongly-typed programming language

  • Experience developing web applications/services and backend APIs

  • Experience with building distributed systems and understanding of system design concepts

  • Experience with test-driven development and use of testing frameworks

  • Experience with observability (setting up data pipelines, alerts, and dashboards)

  • Excellent debugging skills with attention to detail and ability to write the scripts as required

  • Experience with Solidity (big plus)

  • Comfort and/or experience working as a remote employee as a part of a distributed team

  • Ability to write and communicate effectively

  • Preferred B.S. or higher in computer science, software engineering, or related technical field

Our Stack:

  • Golang, TypeScript, Solidity, Postgres, Terraform, AWS