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Coinbase

Senior Software Engineer, Backend (Developer - x402)

Posted 2 Hours Ago
Be an Early Applicant
Remote
Hiring Remotely in United States
186K-219K Annually
Senior level
Remote
Hiring Remotely in United States
186K-219K Annually
Senior level
Define and evolve the x402 protocol, build SDKs and payment products, and collaborate with open-source contributors in backend development.
The summary above was generated by AI
Coinbase Developer Platform (CDP) is building the developer tools to bring the world onchain.
Today, onchain development is slow, risky, and painful, even for the most experienced onchain developers. Our goal is to bring a million developers onchain by creating an easy to use and trusted developer experience. We build API and SDK products for developers like wallets, paymaster, staking, stablecoins, onchain data, and more.
We are a small team that moves like a startup at Coinbase, with a fast pace, strong ownership culture, and a relentless commitment to making developers happy.
At Coinbase, we are building the future of internet-native payments. The x402 protocol is at the core of this mission, an open, internet-scale standard designed to make global payments as seamless as sending an email. As part of the Coinbase x402 team, you'll help define and evolve this protocol alongside the broader open-source community, while also building the developer tools, SDKs, and payment infrastructure that bring x402 to life. This is a high-impact role at the intersection of crypto, payments, agentic commerce, and open standards, shaping how money moves on the internet for the next decade.
What you'll be doing:
  • Defining the x402 protocol standard for the internet-native payment protocol
  • Building and maintaining x402 related products such as the x402 SDK, Payment MCP, Payment Facilitators, and onchain payment protocols.
  • Collaborating with open-source contributors to evolve the standard through GitHub discussions, issues, and PR reviews.

What we look for in you:
  • 6+ years of experience in software development with a strong focus on backend development working closely with frontend engineers; crypto experience is a plus
  • Strong experience in building scalable and secure software and SDKs
  • Proficiency with Golang, Typescript, and Python.
  • Knowledge of Web3 technologies, stablecoins, smart contracts, and wallets.

Nice to haves:
  • Experience with AI and emerging AI protocol standards (MCP, A2A).
  • Track record of building and maintaining impactful open-source projects.

Job #: GDBE05US
*Answers to crypto-related questions may be used to evaluate your onchain experience
Pay Transparency Notice: Depending on your work location, the target annual salary for this position can range as detailed below. Full time offers from Coinbase also include bonus eligibility + equity eligibility+ benefits (including medical, dental, vision and 401(k)).
Pay Range:
$186,065 - $218,900 USD
Please be advised that each candidate may submit a maximum of four applications within any 30-day period. We encourage you to carefully evaluate how your skills and interests align with Coinbase's roles before applying.
Commitment to Equal Opportunity
Coinbase is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, creed, gender, national origin, age, disability, veteran status, sex, gender expression or identity, sexual orientation or any other basis protected by applicable law. Coinbase will also consider for employment qualified applicants with criminal histories in a manner consistent with applicable federal, state and local law. For US applicants, you may view the Employee Rights and the Know Your Rights notices by clicking on their corresponding links. Additionally, Coinbase participates in the E-Verify program in certain locations, as required by law.
Coinbase is also committed to providing reasonable accommodations to individuals with disabilities. If you need a reasonable accommodation because of a disability for any part of the employment process, please contact us at accommodations[at]coinbase.com to let us know the nature of your request and your contact information. For quick access to screen reading technology compatible with this site click here to download a free compatible screen reader (free step by step tutorial can be found here) .
Global Data Privacy Notice for Job Candidates and Applicants
Depending on your location, the General Data Protection Regulation (GDPR) and California Consumer Privacy Act (CCPA) may regulate the way we manage the data of job applicants. Our full notice outlining how data will be processed as part of the application procedure for applicable locations is available here . By submitting your application, you are agreeing to our use and processing of your data as required. For US applicants only, by submitting your application you are agreeing to arbitration of disputes as outlined here.
AI Disclosure
For select roles, Coinbase is piloting an AI tool based on machine learning technologies to conduct initial screening interviews to qualified applicants. The tool simulates realistic interview scenarios and engages in dynamic conversation. A human recruiter will review your interview responses, provided in the form of a voice recording and/or transcript, to assess them against the qualifications and characteristics outlined in the job description.
For select roles, Coinbase is also piloting an AI interview intelligence platform to transcribe and summarize interview notes, allowing our interviewers to fully focus on you as the candidate.
The above pilots are for testing purposes and Coinbase will not use AI to make decisions impacting employment . To request a reasonable accommodation due to disability, please contact accommodations[at]coinbase.com.

Top Skills

Go
Python
Typescript
Web3 Technologies

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