Rexmond Lim

I bridge strategy and hands-on AI delivery, helping teams replace manual workflows with systems that deliver measurable results.

I learned to build because I had to. In a small team, you do not wait for engineering bandwidth. You figure it out.

Credit underwriting

WasHalf a day
Now2 mins

Customer onboarding

WasHalf a day
Now90 secs

Operational cost

WasBaseline
Now96% lower

Reporting turnaround

Was1 week
Now10 mins

What I Do

Business Transformation

Map current workflows, find bottlenecks, and design roadmaps that teams can actually follow.

AI Automation

Build LLM-powered tools that cut manual work without losing transparency, explainability, or human oversight.

Full Stack Build

Ship production web apps from API design and data pipelines through to the front end.

Transformation Projects

Selected work where strategy met execution. Each project delivered a measurable outcome.

ChopNow Platform, Full Stack Build

Built all three portals (Admin, Merchant, Customer) from scratch for a live BNPL platform serving Singapore.

React.js, Vercel, AWS, NeonDB, Singpass/MyInfo API

Customer onboarding cut from half a day to under 90 seconds. Merchant setup from 4 hours to under 30 minutes.

AI Customer Support Automation

Deployed a 24/7 OpenAI-powered WhatsApp servicing workflow, replacing manual agent operations entirely.

OpenAI API, WhatsApp Business API, N8N

Operational costs cut by 96%, removing the need for extra hires at the same volume.

Collections & Repayment Automation

Replaced half-day daily manual reconciliation with automated repayment tracking tied to loan schedules.

Workato, QR payment infrastructure, LMS integration

Freed 2.5 days of manual ops effort per week, with zero reconciliation mismatches since deployment.

Credit Scoring & Underwriting Engine

Designed and built automated credit scoring logic replacing half-day manual underwriting per application.

Singpass/MyInfo API, proprietary LMS, React.js

Underwriting time cut from half a day to under 2 minutes per application.

Group Financial Reporting Automation

Automated group-wide financial statement consolidation, removing manual Excel dependency across the group.

JavaScript, Macros, Workato

Reporting turnaround cut from 1 week to under 10 minutes, enabling real-time management decisions.

Group-wide Business Process Re-engineering

Led full BPR across all departments, redesigning workflows to cut manual touchpoints and improve throughput.

Workato, AI Agents, Google Suite

Reduced manual intervention across finance, ops, onboarding, and reporting group-wide.

Live Demo: AI Transformation Diagnostic

Describe a real business problem and get a structured assessment. The same approach I use with clients.

Every assessment shows its reasoning step by step. No black-box scoring.

Assessment results

Submit a problem to receive a structured assessment.

Contact

Open to roles in AI and business transformation across Singapore and the region. Always happy to connect.