• Architected and developed scalable backend systems and REST APIs using Node.js, TypeScript, and

GraphQL, supporting high-traffic e-commerce platforms and production workloads.

• Designed optimized database schemas and backend data models, improving query performance, data reliability, and system scalability.

• Built end-to-end full-stack features using React, Node.js, and modern JavaScript frameworks, delivering high-performance customer-facing applications.

• Implemented CI/CD pipelines and automated deployment workflows, improving release velocity, build stability, and development productivity.

• Collaborated with product managers, designers, and business stakeholders to translate requirements

into scalable technical architecture and production systems.

• Led code reviews and mentored engineers, enforcing best practices in software architecture, object-oriented design, and maintainable codebases.

• Optimized backend services and API performance, reducing response latency, and improving application scalability under increased traffic loads.

• Integrated cloud-based infrastructure and monitoring tools, improving system observability, fault detection, and production reliability.

• Designed and implemented secure authentication and authorization mechanisms using JWT and

modern API security practices, improving application security, and protecting sensitive customer data.

• Collaborated on system architecture and microservices design, enabling scalable service communication and faster feature delivery across engineering teams.

• Led development of a telehealth platform enabling secure real-time patient-provider consultations,

supporting modern digital healthcare delivery systems.

• Designed and implemented backend architecture and RESTful APIs using Node.js, Python, and .NET, ensuring scalable and secure service communication.

• Developed scalable data models and backend services while integrating third-party APIs including Twilio Video for real-time communication.

• Built web and mobile applications using React and React Native, enabling cross- platform healthcare workflows and improved user experience.

• Collaborated in Agile/Scrum teams participating in sprint planning, backlog refinement, and architecture discussions to deliver high-quality enterprise software.

• Mentored 100+ developers globally on backend architecture, system design, and full- stack

development.

• Conducted advanced code reviews and debugging sessions, improving application performance and reliability.

• Provided consulting on modern frameworks, API design, and cloud deployment strategies.

• Designed and implemented frontend architecture using React.js and Material UI improving usability and

maintainability.

• Built REST APIs and backend services using C# and .NET Core supporting enterprise applications.

• Implemented CI/CD workflows and Git-based version control, enabling automated deployments.

• Developed enterprise web applications using React.js, Node.js, Flask, and SQL databases.

• Built the Andela Learning Map platform, enabling developers to track skills and career growth.

• Designed backend APIs and database models supporting scalable training platforms.