Job Description

About this role:

Wells Fargo is seeking a Software Engineer, you will be a principal implementor of our L1 blockchain. You will have foundational ownership over the core state machine, working at the lowest levels of the stack to design, build, and maintain the modules that define our network. This is a rare opportunity to solve hard technical problems in distributed systems and blockchain research and to build open-source infrastructure that will secure significant value.

In this role, you will:

Participate in low to moderately complex initiatives and projects associated with the technology domain, including installation, upgrades, and deployment efforts

Identify opportunities for service quality and availability improvements within the technology domain environment

Design, code, test, debug, and document for low to moderately complex projects and programs associated with technology domain, including upgrades and deployments

Review and analyze technical assignments or challenges that are related to low to medium risk deliverables and that require research, evaluation, and selection of alternative technology domains

Present recommendations for resolving issues or may escalate issues as needed to meet established service level agreements

Exercise some independent judgment while also developing understanding of given technology domain in reference to security and compliance requirements

Provide information to technology colleagues, internal partners, and stakeholders

Required Qualifications:

2+ years of software engineering experience, or equivalent demonstrated through one or a combination of the following: work experience, training, military experience, education

Desired Qualifications:

Expert-level proficiency in Go.

Demonstrable, hands-on experience developing and maintaining custom modules for the Cosmos SDK.

Solid understanding of CometBFT consensus and the Application Blockchain Interface (ABCI/ABCI++).

Experience launching or contributing to a Cosmos-based blockchain network.

Deeply committed to writing clear, maintainable, and thoroughly tested code.

Prior experience in development of enterprise scale banking applications will be a plus

Implement, and maintain core blockchain modules in Go using the Cosmos SDK, including a sophisticated, role-based tokenfactory for native asset issuance.

Design and implement custom logic within the ABCI++ interface (PrepareProposal/ProcessProposal) to enable advanced features and optimizations.

Configure, launch, and maintain our blockchain network, including genesis configuration, validator setup, and consensus parameter tuning.

Implement and manage cross-chain functionality using the Inter-Blockchain Communication (IBC) protocol.

Write exhaustive unit, integration, and end-to-end tests to guarantee the security, correctness, and performance of the core protocol.

Participate in architectural discussions, conduct rigorous code reviews, and contribute to our high standards for technical documentation.

Troubleshoot and resolve complex issues in our development, test, and production environments.

Posting End Date:

11 Aug 2025

*Job posting may come down early due to volume of applicants.

We Value Equal Opportunity

Wells Fargo is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other legally protected characteristic.



Employees support our focus on building strong customer relationships balanced with a strong risk mitigating and compliance-driven culture which firmly establishes those disciplines as critical to the success of our customers and company. They are accountable for execution of all applicable risk programs (Credit, Market, Financial Crimes, Operational, Regulatory Compliance), which includes effectively following and adhering to applicable Wells Fargo policies and procedures, appropriately fulfilling risk and compliance obligations, timely and effective escalation and remediation of issues, and making sound risk decisions. There is emphasis on proactive monitoring, governance, risk identification and escalation, as well as making sound risk decisions commensurate with the business unit's risk appetite and all risk and compliance program requirements.



Candidates applying to job openings posted in Canada: Applications for employment are encouraged from all qualified candidates, including women, persons with disabilities, aboriginal peoples and visible minorities. Accommodation for applicants with disabilities is available upon request in connection with the recruitment process.

Applicants with Disabilities

To request a medical accommodation during the application or interview process, visit Disability Inclusion at Wells Fargo .

Drug and Alcohol Policy

Wells Fargo maintains a drug free workplace. Please see our Drug and Alcohol Policy to learn more.

Wells Fargo Recruitment and Hiring Requirements:

a. Third-Party recordings are prohibited unless authorized by Wells Fargo.



b. Wells Fargo requires you to directly represent your own experiences during the recruiting and hiring process.