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Core Competencies
Role fitCore Competencies
Use this summary to align your resume positioning with the role.
Demonstrates deep technical expertise in global card networks, particularly Visa, with a strong background in building and operating reliable financial systems. Proficient in leading complex engineering challenges, establishing frameworks, and applying AI-powered tools throughout the engineering lifecycle.
Highest-signal resume keywords
Expertise In Visa Card NetworkISO 8583 ExperienceDirect Network Connection CertificationHands-On Software EngineeringFrameworks And Standards Creation
ATS Keywords
Tailor your resumeApplicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard Skills
Network Specifications InterpretationMessage Flow AnalysisProduction Code WritingDebugging Protocol IssuesNetwork Certification ManagementTechnical DocumentationAI-Powered Tool ApplicationIncident Response ParticipationReliability ImprovementPayments Systems Engineering
Soft Skills
MentorshipTechnical JudgmentCollaborationInfluencing Technical DirectionProblem Solving
Industry Keywords
Card Lifecycle UnderstandingAuthorization And Clearing FlowsStand-In ProcessingConfiguration ChangesFraud ManagementMastercard KnowledgeAmerican Express KnowledgeOn-Call Rotation WillingnessFinancial SystemsPayments Industry
About the role
Key responsibilities & impact- Serve as a deep technical expert on global card networks for Issuing teams
- Interpret network specifications, message flows, certification requirements, mandates, and production behavior
- Work directly with card networks to influence requirements, resolve ambiguity, and secure outcomes for Block
- Lead complex, ambiguous engineering problems spanning multiple teams, systems, or domains
- Partner with technical leads, program DRIs, and senior stakeholders to shape solutions at the card-network and issuing-platform boundary
- Write production code and build certification and conformance tooling
- Analyze network messages, review designs and code, and debug issues to the protocol and field level
- Drive network certification and mandatory release cycles end to end
- Establish shared frameworks, standards, tooling, and practices
- Provide design guidance, code reviews, mentorship, documentation, and technical judgment
- Apply AI-powered tools throughout the engineering lifecycle
- Participate in on-call, incident response, and reliability improvements for critical financial systems
Requirements
What you’ll need- Deep, current expertise with at least one major card network, ideally Visa
- Experience with direct connectivity, ISO 8583, authorization and clearing flows, stand-in processing, specifications, certification, and mandate cycles
- Personally built, certified, or operated a live direct network connection, not only integrated through a processor
- Experience working directly with card networks to secure rulings, exceptions, extensions, configuration changes, defect fixes, or certification outcomes
- Strong hands-on software engineering experience building and operating highly reliable financial or payments systems at scale
- Track record of leading technically complex, ambiguous work across team boundaries and influencing technical direction beyond the immediate area of ownership
- Experience creating frameworks, standards, tooling, architecture, or practices adopted by other engineers and teams
- Broad understanding of the card lifecycle, including issuance and fulfillment, provisioning and activation, authorization, ledgering, clearing and settlement, reconciliation, disputes, or fraud
- Working knowledge of Mastercard and American Express
- Fluency with AI-assisted engineering workflows and judgment in evaluating and applying AI-generated output
- Willingness to participate in an on-call rotation for critical financial systems
Benefits
Comp & perks- Remote work
- Medical insurance
- Flexible time off
- Retirement savings plans
- Modern family planning
- Reasonable accommodations for disabled applicants