Sr. Consultant Sw Engineer

Visa Visa · Fintech · Bellevue, WA

Visa is seeking a Sr. Consultant Software Engineer to integrate AI/ML capabilities, specifically LLMs, RAG, embedding models, and vector databases, into their enterprise-grade payment platforms. The role involves full-stack development, cloud technologies, data management, and security, with a focus on building scalable and robust software solutions for a global customer base.

What you'd actually do

  1. Works directly with product owners to gather and refine requirements across products, adding and taking into account existing tools and solutions across the organization.
  2. Develops and designs advanced architect solutions that are robust and scalable, considering integrations with other solutions across the internal technical ecosystem.
  3. Provides domain expertise on the development of technical documentation of solutions and contributes to standard processes in technical documentation as needed.
  4. Plays a key role in the development and delivery of new features across products from end-to-end.

Skills

Required

  • 8+ years of relevant work experience with a Bachelor’s Degree or at least 5 years of experience with an Advanced Degree (e.g. Masters, MBA, JD, MD) or 2 years of work experience with a PhD
  • Degree in Computer Science, Engineering, Information Technology, or a related field (or foreign equivalent), and 8+ years of relevant work experience; OR Master’s degree in a related field (or foreign equivalent) and 5+ years of relevant work experience; OR PhD in a related field (or foreign equivalent) and 2+ years of relevant work experience; OR 12+ years of relevant work experience in lieu of a degree
  • LLM & AI/ML Integration (Core Requirement)
  • 4+ years integrating AI/ML capabilities into enterprise-grade platforms
  • 2+ years with LLM orchestration, Retrieval-Augmented Generation (RAG), embedding models, vector databases, and API integration of generative AI services
  • Full-Stack Engineering & Integration Architecture
  • 7+ years designing, building, and delivering secure, highly available applications across backend services (Java, Go, Python, or equivalent) and modern front-end frameworks (React, Angular, Vue, or equivalent), with expertise in API-first platforms, UI integration, REST/gRPC/GraphQL, and event-driven patterns
  • Cloud & Containerization
  • 5+ years with public cloud platforms (AWS, Azure, GCP, or equivalent) and container orchestration (Docker, Kubernetes, OpenShift, or equivalent), including scaling, optimization, and cost management.
  • Data Management
  • 7+ years working with relational databases (Oracle, MySQL, PostgreSQL, or equivalent) and NoSQL databases (MongoDB, Cassandra, or equivalent), including schema design, query optimization, and distributed transactions.
  • Application & Infrastructure Security
  • 5+ years applying secure-by-design principles, API security, and vulnerability remediation (OWASP Top 10, TLS, IAM, PCI DSS, GDPR, or equivalent) in enterprise environments.
  • Responsible AI & Governance
  • Experience implementing bias detection, explainability, human-in-the-loop workflows, and compliance controls

Nice to have

  • Experience with mentorship and continued learning opportunities

What the JD emphasized

  • LLM & AI/ML Integration (Core Requirement)
  • 4+ years integrating AI/ML capabilities into enterprise-grade platforms
  • 2+ years with LLM orchestration, Retrieval-Augmented Generation (RAG), embedding models, vector databases, and API integration of generative AI services
  • Responsible AI & Governance

Other signals

  • integrating AI/ML capabilities into enterprise-grade platforms
  • LLM orchestration
  • Retrieval-Augmented Generation (RAG)
  • embedding models
  • vector databases
  • API integration of generative AI services