Shahbaz – Typescript, React, Python

Valhalla Vitality is a U.S.-based digital health and wellness platform that combines telehealth, personalized treatments, and e-commerce to deliver modern, accessible healthcare solutions.

At its core, it acts as a bridge between patients and licensed medical providers, enabling people to access treatments remotely without traditional clinic visits.

• Leading architecture and full-stack development of a healthcare-integrated B2B e-commerce platform supporting multi-tenant workflows and high-volume transactional operations across thousands of daily events. • Re-architecting WooCommerce into a headless Next.js + Medusa platform, enabling scalable product, order, and prescription workflows across multiple business units. • Solved complex data consistency and workflow orchestration challenges across distributed systems handling high-volume concurrent operations and distributed background jobs. • Designed integrations with pharmacy APIs, clinical systems, and HubSpot, enabling automated workflows from patient onboarding to fulfillment. • Delivered AI-powered capabilities (data summarization, validation assistance, workflow automation) used across operational workflows to reduce manual processing. • Designed and implemented backend services using Node.js, TypeScript, and Python, supporting high-throughput, event-driven workflows and asynchronous job processing. • Developed frontend systems with React and Next.js, powering operational dashboards used by internal teams and partners. • Improved engineering velocity by leveraging AI coding tools (Claude Code) for debugging, refactoring, and architectural exploration.

The world's largest group-buying website offers daily super discounts and coupons for customers to purchase collectively. Founded in Chicago, USA, in 2008, and then quickly expanded to Boston, New York, and Toronto.

• Owned end to end delivery of critical customer platform initiatives from problem discovery and solution design through implementation and production rollout across React, Next.js, TypeScript, Python and Node.js systems serving millions of users.

• Solved ambiguous product and performance challenges by defining system design approaches, evaluating trade offs around scalability, data flow, and latency, and aligning cross functional stakeholders on technical direction.

• Led frontend platform performance architecture including SSR optimization, caching layers, and rendering strategies, significantly improving page performance and user engagement.

• Designed service boundaries and API contracts using REST and GraphQL, enabling distributed feature development and faster experimentation across teams.

• Built and evolved backend services introducing Redis caching, asynchronous workflows, queue based processing, and resiliency patterns to support high throughput workloads.

• Led production incident reviews and drove observability strategy including monitoring, tracing, and reliability improvements across AWS infrastructure such as EKS, EC2, RDS, S3, and CloudFront.

• Acted as technical owner for platform components, leading design reviews, mentoring engineers, partnering with product leadership, and integrating AI driven recommendation and personalization pipelines that improved engagement and conversion.

Shahbaz created several applications while working at a highly skilled tech firm that provides businesses with on-demand software solutions.

• Built and maintained full-stack applications using Node.js, React, Angular, Vue.js, Python/Django, and Spring Boot, delivering features end-to-end for multiple client projects.
• Designed reusable React component patterns with TypeScript and integrated them with REST APIs for data-heavy views and authentication flows.
• Improved UI performance by refactoring legacy code and optimizing state management, reducing page load times by 30%.
• Led integrations with third-party APIs and internal services to enhance application functionality and user experience.
• Built and deployed cloud-native services on AWS using Docker, Kubernetes, and CI/CD pipelines, improving release speed and reliability.
• Developed Ethereum smart contracts and Web3 applications, enabling secure wallet and token interactions.
• Implemented microservices architectures with Terraform to automate infrastructure and improve scalability.

The leading entertainment discovery and ticketing platform serving millions of users across the Middle East and beyond. It enables customers to discover, book, and purchase tickets for a wide range of events, including concerts, festivals, sports, attractions, tours, and business gatherings, through a seamless online experience.

• Developed and owned high-traffic features using Vue.js, Node.js/Express, GraphQL/REST, and MongoDB, delivering end-to-end solutions from design to production.
• Built modular frontend components and API-first backend services supporting event discovery, booking, and checkout workflows.
• Improved performance and UX through code splitting, lazy loading, and rendering optimizations.
• Designed and optimized MongoDB data models for high concurrency and reliability.
• Containerized and deployed applications using Docker on AWS, ensuring scalability and high availability.
• Automated deployments with CI/CD pipelines and collaborated cross-functionally to deliver features on time.

Shabaz created several applications while working at a multinational IT consulting firm headquartered in Noida. The company has offices in 60 countries and employs over 220,000 people.

• Built responsive React user interfaces using JSX and CSS modules, ensuring cross-browser consistency and improved performance.
• Integrated frontend components with REST APIs using Axios and Redux Thunk to streamline data flow and responsiveness.
• Containerized frontend applications with Docker to improve build consistency and deployment speed.