Client Case Studies — Real Growth, Systems & Measurable Results

Evidence-Based Execution

In-Depth Technical Case Studies

No vague claims. Complete transparency into the problems faced, architectures designed, marketing funnels deployed, and verifiable results produced.

Nordic Glow Skincare•Direct-to-Consumer E-commerce

Scaling an E-commerce Brand from $22k to $140k/Month with Next-Level CRO and Meta CAPI

How an end-to-end overhaul of theme speed, slide-cart upsells, and server-side Meta Conversions API tracking transformed a struggling skincare brand into a 4.3x ROAS powerhouse.

Key Highlight

4.3x

Average Blended ROAS

1. The Challenge

Nordic Glow was spending $12,000 monthly on Facebook/Instagram ads, but seeing diminishing returns. Their mobile store took over 5 seconds to load, client-side Meta pixel missed 28% of purchase data due to iOS restrictions, and the default multi-step checkout had a 78% abandonment rate.

2. Strategic Approach

We implemented a 3-pillar growth system: (1) Headless-speed custom Shopify theme engineering; (2) Server-side Meta Conversions API on Cloudflare Edge for 99.8% event match quality; and (3) Dynamic sticky slide cart with tiered free-shipping & bundle upsells.

3. Technical Implementation

Built a lightweight Liquid + Tailwind architecture with zero slow third-party apps. Replaced 5 bloated script apps with pure native JavaScript. Implemented automated post-purchase one-click upsells and SMS abandoned checkout flows.

4. Marketing Execution

Restructured the Meta Ads account into an ASC (Advantage+ Shopping Campaign) prospecting engine with high-converting user-generated video hooks, backed by a dynamic retargeting carousel showing abandoned cart items.

Verifiable Metrics & Before/After Comparison

Monthly Revenue

+533%

$22,400 → $141,800

Blended Ad ROAS

+136%

1.82x → 4.31x

Mobile Page Load Speed

-78%

5.2 seconds → 1.1 seconds

Event Match Quality (Meta CAPI)

+123%

4.2 / 10 → 9.4 / 10

“Foysal didn't just tweak our ad campaigns — he completely overhauled our store's speed and tracking infrastructure. The technical depth he brings is something you never get from a standard marketing agency.”

Elena Lindqvist — Founder & CMO, Nordic Glow

Technologies Used:

ShopifyLiquidMeta CAPICloudflare WorkersTailwind CSSKlaviyo

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Apex Global Logistics•Freight & Supply Chain B2B

Automating High-Ticket Logistics Lead Qualification with Autonomous n8n AI Agents

Replacing a 6-hour manual lead qualification delay with a 12-second autonomous AI enrichment & WhatsApp booking pipeline.

Key Highlight

12s

Lead Response Time

1. The Challenge

Apex received 40+ inbound enterprise freight quote requests daily. Sales coordinators manually researched the company, checked lane availability, and emailed the lead hours later. By that time, over 60% of prospects had already contacted competing freight forwarders.

2. Strategic Approach

Architected an autonomous agent pipeline utilizing self-hosted n8n, OpenAI function calling, and WhatsApp Business Cloud API to qualify, quote estimate, and book sales calls in real time.

3. Technical Implementation

Deployed n8n workflows connecting website form webhooks directly with OpenAI LLM. The agent extracts shipment origins, container sizes, verifies corporate domain validity, and queries Apex rate sheets via internal API.

4. Marketing Execution

Optimized high-intent B2B Google Search Ads targeting specific freight corridors (e.g. "Chittagong to Rotterdam Sea Freight") routing directly to instant-quote conversational landing pages.

Verifiable Metrics & Before/After Comparison

Average Lead Response Time

-99.9%

6.4 hours → 12 seconds

Consultation Booking Rate

+194%

14.2% → 41.8%

Sales Rep Time Saved / Week

+25 hrs

0 hours → 25 hours

Closed Deal Velocity

-61%

21 days → 8 days

“Our sales team used to drown in unqualified leads while hot prospects went cold. Foysal's AI automation responded to leads instantly and filled our calendar with decision-makers.”

Tariqur Rahman — Managing Director, Apex Logistics

Technologies Used:

n8nOpenAI APIWhatsApp Cloud APIGoogle Calendar APIPostgreSQLGoogle Ads

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Dhaka Dental Specialists Network•Healthcare & Clinical Services

Dominating Local Search Across 48 Sub-Districts with Programmatic SEO & Core Web Vitals

Capturing #1 Google rankings across Gulshan, Banani, Dhanmondi, and Uttara for high-value dental surgery terms without recurring ad spend.

Key Highlight

280%

Organic Inquiries Growth

1. The Challenge

The dental group was paying $3,500/month on Google Ads with soaring CPCs. Their existing WordPress website was slow, lacked proper doctor credentials schema, and ranked on page 4 for core local treatments.

2. Strategic Approach

Engineered a programmatic localized SEO architecture on Next.js, built semantic medical topic clusters, implemented Google Medical Specialty schema, and optimized Google Business Profiles across 4 clinic branches.

3. Technical Implementation

Rebuilt the front-end with sub-second Next.js Static Site Generation (SSG). Integrated structured Doctor and MedicalProcedure schemas with verified citations, doctor bio proofs, and patient review schema.

4. Marketing Execution

Executed local citation syndication, Google Maps review acquisition automation via SMS, and in-depth educational patient treatment guides answering common pricing and recovery questions.

Verifiable Metrics & Before/After Comparison

Top 3 Keyword Rankings

+1600%

2 keywords → 34 keywords

Monthly Organic Appointments

+280%

42 → 160

Google Ads Monthly Spend

-91%

$3,500 → $300

Core Web Vitals Mobile Score

+191%

34 → 99

“We went from being invisible on Google to having patients walking in daily saying they found our clinic at the top of their search. The return on investment has been phenomenal.”

Dr. K. Mahmud — Lead Oral Surgeon & Director

Technologies Used:

Next.jsSchema.orgGoogle Search ConsoleTypeScriptTailwind CSS

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Vertex FinTech Solutions•Financial Technology & Banking SaaS

Ultra-Fast Bespoke WordPress Engineering for High-Security FinTech Operations

Replacing a bloated 7.4-second Elementor site with a sub-second, zero-plugin custom Gutenberg architecture passing strict PCI-DSS security compliance.

Key Highlight

PageSpeed Score

1. The Challenge

The client faced heavy performance penalties due to 42 active WordPress plugins, recurring memory exhaustion errors, and vulnerability flags during enterprise banking compliance audits.

2. Strategic Approach

Rebuilt the corporate platform using a bespoke block-theme architecture, native PHP 8.3 REST endpoints, Redis object caching, and zero external page builder dependencies.

3. Technical Implementation

Crafted bespoke Gutenberg dynamic blocks with Tailwind CSS, implemented Redis server caching, configured strict Content Security Policies (CSP), and automated database table indexing.

4. Marketing Execution

Restructured technical documentation and investor relations pages for enhanced search crawlability and sub-second global delivery.

Verifiable Metrics & Before/After Comparison

Google PageSpeed Score

+253%

28 / 100 → 99 / 100

Server Response Time (TTFB)

-91%

1,450ms → 120ms

Active Plugin Dependencies

-100%

42 plugins → 0 core plugins

Enterprise Security Audit

100% Pass

Failed (High Risk) → Passed (Grade A)

“Foysal delivered a WordPress platform that feels like a custom hand-coded web app. The speed, security, and cleanliness of code blew our CTO away.”

S. Al-Mamun — Head of Product, Vertex FinTech

Technologies Used:

WordPressPHP 8.3Tailwind CSSRedis Object CacheMariaDBREST API

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Urban Living Home Goods•Home & Kitchen E-commerce

Daraz Marketplace Search Optimization & Paid Meta Collaborative Ads Scaling

Daraz Bangladesh product search rank engineering, bundle promotions, and external Meta CPAS collaborative ads driving 2,400+ campaign orders.

Key Highlight

2,400+

Campaign Orders

1. The Challenge

New store on Daraz struggling with low organic impression share, generic product images, and sub-par product ranking against incumbent generic sellers.

2. Strategic Approach

Revamped product titles using high-volume buyer search keywords, created high-converting infographics, engineered review acquisition sequences, and launched Meta CPAS (Collaborative Ads) driving direct app traffic.

3. Technical Implementation

Optimized 60+ product SKUs with high-converting imagery, keywords, and automated post-purchase customer feedback reminders, while setting up Meta Collaborative Ads synced directly with Daraz catalog feeds.