Arif Raihan

Portfolio

A showcase of enterprise-scale digital transformations, AI-powered prototypes, and strategic product designs.

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CategoryPersonal
Key Achievements
AI-native Interface Design
Semantic Search Implementation
Rapid Iteration via Agentic Workflows

Project Tadabbur

AI Product Builder•Personal Project
AI-Powered Quranic Exploration Tool designed to explore AI-native interfaces for religious text study and semantic search.

Problem

“Traditional religious text study tools often lack semantic depth and conversational interfaces.”

Solution & Execution

Designed and prototyped product using Claude and Gemini APIs. Experimented with agentic workflows and multi-model AI stacks.

Claude APIGemini APIAgentic WorkflowsAI-native UX
CategoryFinTech
Key Achievements
5% Project Cost Savings
100% On-time Deployment
Zero Critical Post-Launch Issues

PRESTO Mobile Wallet (Apple & Google)

Project Manager•2023 - 2024
Led cross-functional delivery of a major enterprise digital transformation initiative for PRESTO, Metrolinx.

Problem

“Commuters needed a more convenient, card-free way to pay for transit using their smartphones.”

Solution & Execution

Delivered a secure, high-availability mobile ticketing solution integrating with Apple Wallet and Google Wallet. Managed strict security compliance (PCI DSS).

Digital WalletNFCPCI DSSSystem IntegrationAgile
CategoryPersonal
Key Achievements
Feature Set Definition
User Flow Optimization
Competitive Analysis

Amanaah — Product Design Exploration

Product Designer (AI-assisted)•Personal Project
Wealth management and financial advisory platform targeting diaspora audiences.

Problem

“Diaspora communities lack specialized wealth management tools that cater to their unique financial needs.”

Solution & Execution

Collaborated on product design using Figma and AI design tools. Defined feature sets and user flows through customer research.

FigmaAI Design ToolsUser ResearchProduct Strategy
CategoryPersonal
Key Achievements
Domain Research
Payment Orchestration Design
Feature Specifications

Wasila — Fintech Product Design

Product Designer•Personal Project
Explored fintech product design for payment orchestration and merchant solutions.

Problem

“Merchants need more streamlined payment orchestration to manage multiple payment gateways and reduce friction.”

Solution & Execution

Conducted domain research on payment gateway architectures and merchant workflows. Designed product concepts and user flows.

FigmaClaude-assisted AnalysisFintech Strategy
CategoryFinTech
Key Achievements
60% Customer Acquisition in 3 Months
Cycle Time Reduced 30 to 10 Days
95% Risk Resolution via RAID

FastPay Digital Wallet

Project Manager•2019 - 2022
Led end-to-end delivery of the FastPay Digital Wallet, enabling rapid market entry in a cash-heavy region.

Problem

“The region lacked a reliable digital payment ecosystem, forcing reliance on cash transactions.”

Solution & Execution

Launched a comprehensive digital wallet app with P2P transfers, bill payments, and merchant integration.

Mobile AppFinTechPayment GatewayUser AcquisitionAgile
CategoryERP
Key Achievements
$20M Project Budget
10,000 End-Users Impacted
12-Month Timeframe Achievement

Large-Scale ERP Implementation

Officer•2016 - 2017
Employed in implementing ERP solutions for a large organization, unifying disparate business processes.

Problem

“A large organization needed to unify its disparate business processes into a single system impacting 10,000 users.”

Solution & Execution

Managed rollout of ERP, HR and F&A. Collaborated with client representatives and vendors to promptly identify and escalate issues.

ERPChange ManagementData MigrationProcess Optimization
CategoryEnterprise
Key Achievements
CAD 10K+ Savings Per Project
100% Customer Satisfaction
Managed 10-25 Member Teams

Multi-Project Delivery (SSL Wireless)

Senior Project Coordinator•2017 - 2019
Launched multiple enterprise software projects including Robi 1Service, Lafarge Holcim LMS, and SBAC MFS.

Problem

“Various enterprise clients required specialized software solutions to optimize their operations and customer service.”

Solution & Execution

Coordinated the simultaneous delivery of multiple software projects. Ensured clear communication between stakeholders and development teams.

LMSMFSEnterprise SoftwareCMMI Level 3Stakeholder Management