Arham Imran

Full-stack developer with 3+ years of experience (including an internship) building production web applications, from React and TypeScript frontends to Node.js/Express backends on MySQL, MongoDB and PostgreSQL (MERN/PERN-style stacks). Owns end-to-end delivery of several production systems at Collectum Solutions, including a live invoicing platform for Pakistan’s Federal Board of Revenue (FBR) with a custom Retrieval-Augmented Generation (RAG) pipeline and AI-generated SEO content. Experienced in SAP Business One (SAP B1) Service Layer integration, REST API design, role-based access control and deployment.

Based in UTC+5 with overlap for CET/CEST hours; open to full-time or contract remote roles with EU product companies and startups.

Notice period: 30 days.

Senior Full-Stack Developer at Collectum Solutions (2025-02 – Present)

• Joined as React Developer and was promoted to Senior Developer after 6 months for delivering production projects independently from scratch.
• Lead and deliver multiple production-grade systems end to end (ERP, tax invoicing, gym and booking management): architecture, development, deployment and maintenance.
• Built React and TypeScript frontends for SAP B1 ERP (Redux, React Query) with Service Layer API integration, giving departments real-time access to inventory, sales, purchase and invoicing data.
• Used Ollama inside the SAP ERP modules to generate documents automatically from a typed command plus data, or from a receipt image.
• Design and build REST APIs in Node.js/Express with MySQL, covering JWT authentication, booking workflows, analytics dashboards and role-based access control.
• Designed and shipped Taxpartner.pk, a live invoicing platform that posts invoices to Pakistan’s Federal Board of Revenue (FBR) system.
• Deploy and maintain applications on AWS (EC2, S3) and Linux/Apache using Docker, and apply Redis caching, Next.js, MongoDB and PostgreSQL across additional projects (MERN and PERN stacks).
• Fixed a slow attendance-records API by adding missing database indexes and optimizing lookups, cutting response time from about 3 seconds to 100 ms.

Junior Frontend Developer at AppCorp (2024-08 – 2025-01)

• Worked on three production web applications: Kismaa (web), an ERP solution and Cosmeticure.
• Built responsive React interfaces and optimized components with lazy loading to improve page performance.
• Gained hands-on exposure to backend development and deployment workflows alongside the senior team.

React Developer at Psi Square Pvt Ltd (2023-07 – 2024-08)

• Started as a 6-month React intern and was converted to a junior React Developer.
• Built YourDiamondGuys, a diamond e-commerce platform, as part of the team: storefront, admin panel and educational content.
• Created a library of reusable React components that sped up feature delivery across the team.
• Refactored legacy code to React hooks, reducing code size and improving maintainability.
• Contributed a data-ingestion module that fed live diamond data into AI models for analysis.

BS in Computer Science – Virtual University of Pakistan (2024-07 – 2028)