Staff Software Engineer (GenAI)

Visas Technology Organization is a community of problem solvers and innovators reshaping the future of commerce.  We operate the worlds most sophisticated processing networks capable of handling more than 65k secure transactions a second across 80M merchants 15k Financial Institutions and billions of everyday people.   While working with us youll get to work on complex distributed systems and solve massive scale problems centered on new payment flows business and data solutions cyber security and B2C platforms.  

About the role 

We are seeking a high-potential engineer with a passion for GenAI and applied innovation. This role involves integrating AI technologies into new or existing applications developing APIs and backend logic and occasionally building cross-platform interfaces using tools like Flutter or React. Youll be part of a team driving real-world GenAI use cases and building rapid prototypes to accelerate business innovation.

What youll get to do

• Youll play a key role within your cross functional team taking responsibility for your services and the technology within them. 

• Youll get to work as the Staff Software Engineer in your squad leading on discussions around technical direction and systems design as well as mentoring more junior members of the team

Responsibilities

• Maintain high standards in code quality architectural documentation and collaborative development

• Design development and deployment of GenAI-powered agentic applications.

• Architect and implement full-stack solutions including RESTful APIs (Django / FastAPI / Flask) and frontends (React / Angular).

• Integrate advanced LLMs and agent frameworks (GPT-4 Claude Gemini Llama Mistral LangChain etc) into scalable enterprise systems.

• Implement retrieval-augmented generation (RAG) prompt engineering and vector database search (Postgres Chroma).

• Ensure robust prompt evaluation hallucination detection and model output validation.

• Build secure connectors for diverse enterprise data sources (databases OLAP cubes Hive MDX).

• Deploy solutions on Azure Cloud leveraging Azure OpenAI App Services and Cognitive Search.

• Integrate with Microsoft 365 platforms (Teams Excel Outlook SharePoint Power BI) and implement SSO OAuth2 and enterprise authentication.

• Oversee MLOps processes: model lifecycle management automated testing monitoring and auditing using tools like MLflow or Azure ML.

• Mentor and guide junior engineers foster best practices in code quality documentation and team collaboration.

• Stay current with advances in GenAI and contribute to technical strategy.

This is a hybrid position. Expectation of days in office will be confirmed by your Hiring Manager.

Qualifications :

Basic Qualifications
5 years of relevant work experience with a Bachelors Degree or at least 2 years of work experience with an Advanced degree (e.g. Masters MBA JD MD) or 0 years of work experience with a PhD OR 8 years of relevant work experience.


Preferred Qualifications
6 years experience in software development with at least 2 years building GenAI/LLM applications.
Deep expertise in Python and associated AI/ML frameworks.
Strong proficiency in JavaScript/TypeScript and frontend frameworks (React / Angular).
Proven experience with agentic frameworks (LangChain LlamaIndex or similar) and vector databases.
Solid understanding of cloud architectures (Azure preferred) containerization (Docker) and CI/CD pipelines.
Demonstrated experience integrating with enterprise data platforms and Microsoft 365 ecosystem.
Hands-on experience in model evaluation and monitoring in production.
Excellent communication skills; ability to present to technical and non-technical stakeholders.
Experience leading or mentoring technical teams.

Nice to Have
Exposure to image and voice AI models; experience integrating audio/image inputs in GenAI apps.
Familiarity with cloud functions cost optimization and scalable architecture.
Contributions to open-source or GenAI communities.


Why Join Us
Opportunity to lead GenAI innovation in a global enterprise technology environment
Work with cutting-edge tools platforms and real-world use cases
High visibility and autonomy in delivering solutions that drive real business impact
A collaborative and future-focused team environment at Visa
Competitive compensation and benefits.

Additional Information :

Visa is an EEO Employer. Qualified applicants will receive consideration for employment without regard to race color religion sex national origin sexual orientation gender identity disability or protected veteran status. Visa will also consider for employment qualified applicants with criminal histories in a manner consistent with EEOC guidelines and applicable local law.

Remote Work :

No

Employment Type :

Full-time