Senior Platform Engineer (Backend Lead)

Job Description:

Essential Job Functions:
• Design, develop, and maintain high-performance asynchronous Python APIs using FastAPI, Pydantic, and SQLAlchemy 2.0.
• Lead PostgreSQL database design activities, including schema modeling, migrations, and query optimization to ensure scalability and reliability.
• Implement and enhance secure authentication and authorization frameworks, including RBAC, OAuth2/OIDC, JWT validation, and API gateway policies.
• Define and govern API standards, including contract design, versioning strategies, and integration best practices across distributed systems.
• Build, deploy, and maintain AI agents using reusable vibecoding templates and blueprint-based development frameworks.
• Configure agent-to-tool integrations through MCP protocols, manage LLM routing strategies, and support AI-driven solution delivery.
• Collaborate with cross-functional teams to deliver secure, scalable, and innovative backend and AI-powered solutions.

Basic Qualifications:
• Bachelor's degree in Computer Science, Information Technology, Engineering, or equivalent combination of education and experience.
• Typically, 5+ years of professional experience developing backend applications with Python and modern web frameworks.
• Strong expertise in asynchronous Python development, FastAPI (or equivalent frameworks), and modern API design principles.
• Proven experience with PostgreSQL, including schema design, indexing, partitioning, migrations, and performance tuning.
• Hands-on experience implementing OAuth2, OpenID Connect (OIDC), JWT authentication, and integration with enterprise identity providers such as Microsoft Entra ID (Azure AD).
• Experience working with API gateway platforms such as Kong, Apigee, or similar technologies.
• Familiarity with Docker, Kubernetes fundamentals, and CI/CD pipeline implementation.
• Working knowledge of Large Language Model (LLM) APIs, prompt engineering techniques, and agent orchestration concepts.

Other Qualifications:
• Experience with AI agent frameworks, workflow automation, and MCP-based integrations is a plus.
• Knowledge of cloud-native architectures and modern distributed systems is preferred.
• Strong analytical, problem-solving, and communication skills.
• Demonstrated ability to learn emerging technologies and apply them in innovative business solutions.
• Relevant certifications in cloud technologies, DevOps, cybersecurity, or AI/ML are a plus.

At DXC Technology, we believe strong connections and community are key to our success. Our work model prioritizes in-person collaboration while offering flexibility to support wellbeing, productivity, individual work styles, and life circumstances. We’re committed to fostering an inclusive environment where everyone can thrive.

Recruitment fraud is a scheme in which fictitious job opportunities are offered to job seekers typically through online services, such as false websites, or through unsolicited emails claiming to be from the company. These emails may request recipients to provide personal information or to make payments as part of their illegitimate recruiting process. DXC does not make offers of employment via social media networks and DXC never asks for any money or payments from applicants at any point in the recruitment process, nor ask a job seeker to purchase IT or other equipment on our behalf. More information on employment scams is available here.