Kajal Rana

Software Engineer - Infogain

(2024-12)

Lead frontend development on the MTN (Mobile Telephone Network) South Africa telecom web application — a large-scale Angular SPA used by telecom business teams for operations and decision-making.
Develop interactive KPI dashboards using Angular, TypeScript, and NgRx, enabling business stakeholders to visualise real-time telecom data and take informed operational decisions.
Write and optimise SQL queries to fetch, validate, and reconcile data across services, supporting client-facing dashboards and reducing manual data verification effort.
Architect and implement authentication (auth) module including login, session management, and role-based access control (RBAC) using Angular routing guards and JWT token handling.
Design and build reusable UI components and responsive page layouts based on customer wireframes, ensuring design consistency, cross-browser compatibility, and WCAG accessibility compliance.
Monitor end-to-end data pipelines; build and maintain MSO (Managed Services Operations) workflows and post-run data validation checklists to enforce data integrity SLAs.
Collaborate directly with international clients in the South Africa region within Agile/Scrum sprints — gathering requirements, participating in sprint reviews, and delivering features on schedule.
Transitioned into the Data Engineering team to support full-stack data validation workflows, broadening experience in backend data flows and REST API integration.

Frontend Developer Intern - Infogain

(2024-03 - 2024-12)

Developed and tested frontend features for the MTN telecom web application using Angular 2+, TypeScript, RxJS, NgRx, HTML5, and CSS3 within an enterprise Agile environment.
Implemented reactive data flows using RxJS Observables and NgRx state management patterns (Actions, Reducers, Effects, Selectors) to manage complex UI state across modules.
Debugged and resolved production UI defects through systematic root-cause analysis, improving application stability and reducing regression issues.
Participated in code reviews, enforcing Angular best practices, component-based architecture standards, and team style guides to maintain code quality.
Delivered sprint tasks consistently on schedule in a cross-functional team of frontend and backend engineers.

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