Rowell BlancaSoftware Engineer
Biography, Skills & Technical Background

About Me

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Senior Software Engineer

Hi, I'm Rowell Mark Blanca

Over 12 years of hands-on software development experience partnering with agency leaders, corporate platforms, and clients across the US, UK, Hong Kong, and Philippines. Specializing in high-performance Next.js web applications, custom WordPress systems, and AI-driven automation workflows.

Email

[email protected]

Phone / WhatsApp

+63 968 890 0418

Connect:
Rowell Mark Blanca — Senior Software Engineer

Full-Stack & WP Engineer

12+ Years Experience

Download Curriculum Vitae (CV)

12+

Years Experience

100%

Job Success Rate

50+

Production Builds

UK · US · AU

Global Overlap

Core Capabilities

What I Build & Specialize In

Full-Stack Web & SaaS Engineering

Architecting sub-second Next.js 14 and React applications using strict TypeScript, Tailwind CSS, PostgreSQL (NeonDB), and Prisma ORM.

Bespoke WordPress & Gutenberg Architecture

Engineering custom Gutenberg block plugins, headless WordPress setups, and scalable themes without third-party page builder bloat.

AI Workflows & LLM Copilots

Integrating multi-provider AI solutions (OpenAI, Google Gemini, Ollama), vector RAG pipelines, n8n automations, and intelligent chatbot systems.

Performance CRO & Security Hardening

Enforcing 98+ Lighthouse Core Web Vitals, automated CI/CD pipelines, strict anti-spam defenses, and enterprise security standards.

Technology Matrix

Technical Skills & Ecosystem

Frontend
HTML5CSS3JavaScript (ES6+)TypeScriptReact.jsNext.jsTailwind CSSSASS/SCSSFramer Motion
Backend & Database
Node.js (Express)PHP (Laravel, WordPress)NeonDB (PostgreSQL)Prisma ORMMySQLRedisREST & GraphQL APIs
DevOps & Cloud Tools
GitDockerGitHub Actions CI/CDVercelAWSFigmaPhotoshop
AI & Automation Workflows
n8nDifyOpenAI ChatGPT APIGoogle Gemini APIOllamaRAG Knowledge Indexing
Testing & Security
PlaywrightCypress E2EJWTOAuth 2.0Security HardeningLighthouse SEO
Career Timeline

Professional Experience

Over a decade of progressive engineering roles across agencies, corporate products, and global freelance contracts.

Expertise in WordPress architecture, custom theme and plugin creation, Bedrock/Sage frameworks, and modern React/Next.js client web applications. Emphasizes UI/UX precision, SEO performance optimization, accessibility compliance, and enterprise security measures.

WordPressJavaScriptPHPBedrockReactNext.jsFigma
August99 logo
Scope & Investment Calculator

Interactive Project Scope Estimator

Configure your technical requirements, select add-ons, and get a transparent timeline and budget estimate in 60 seconds.

Step 1 · Choose Engineering Core

Next.js / React Web App

Scalable SaaS platform, client portal, or custom web platform with sub-second performance.

Est. 3–6 weeksFrom $1,800

Custom WordPress & Gutenberg

Bespoke high-speed theme, headless setup, or custom Gutenberg block plugins without page builder bloat.

Est. 2–4 weeksFrom $1,120

AI / Workflow Automation

LLM copilot, RAG knowledge system, OpenAI/Gemini integration, or automated CRM workflows.

Est. 2–3 weeksFrom $1,280

Dedicated Senior Dev Retainer

Continuous sprint shipping, daily standups, codebase maintenance, and feature iteration sprints.

Rolling Sprints$460 USD / mo
Step 2 · Select Included Architecture & Capabilities7 selected (3 Free Inclusions)
🎁 3 Included Free
Curated Feature PackagesClick to apply preset

Important Notice: Custom UI/UX Design is a specialized external fee ($360). Core software engineering does not include Figma mockups unless selected or provided by your design team.

Bespoke UI/UX Design Fee (Full Figma mockups & wireframes — required if design not provided)Design Fee
+$360
Technical SEO & Rich Schema LD Engine (Automated JSON-LD, sitemaps & search indexing)
+$240
Inbound Leads CRM & Sales Pipeline (Real-time capture, instant email alerts & Kanban)FREE
$0 (FREE)
Automated Email Follow-Up & Drip Campaigns (Multi-step lead nurture funnels)
+$210
Bespoke React Gutenberg Block SuiteFREE
$0 (FREE)
Client Portal & 1-Click SSO AuthenticationFREE
$0 (FREE)
Stripe Payments, Invoices & Subscriptions
+$360
24/7 Production Telemetry, Health Checks & Error Monitoring
+$160
Step 3 · Timeline & Urgency
⚡ Fast Sprint (2–3 Weeks)Priority queue for immediate launch
🚀 Standard Build (4–6 Weeks)Comprehensive phased production delivery
🔄 Monthly PartnershipOngoing sprint capacity & dedicated hours

Scope Summary & Stack

Direct Senior Dev
Calculated Project Scope:Next.js
Estimated Investment Range
$2,800 – $3,500 USD
Target Delivery:3–6 weeks
Recommended Architecture Stack
Next.js 15React 19TypeScriptTailwindCSSPostgreSQL
3 Free Premium Add-Ons Included ($0)
Full UK (GMT), US & Australian (AEST) Timezone Overlap
40–50% Cost Savings vs UK / US / AU Agency Bloat
100% Direct Senior Code Quality & Daily Comms

Lock In Your Proposal & Call

🔒 Direct senior response within 24h · Zero spam · Strict NDA
Working Models & Engagement

How We Can Work Together

Transparent, flexible engagement structures tailored for funded startups, agencies, and UK, US & Australian (AU) businesses looking for direct senior engineering without agency overhead.

Milestone-Based

Fixed-Scope Project Sprint

Best for ground-up MVP builds, custom web application development, or complete platform redesigns with well-defined specs.

Fixed upfront pricing & clear delivery timeline
Full architecture design, UI integration & QA
98+ Core Web Vitals performance guarantee
30 days post-launch warranty & bug-free handover
Most Popular for Agencies & Startups
Dedicated Retainer

Fractional Senior Engineer

Dedicated 20–40+ hours per month for rapid feature iterations, ongoing technical leadership, and agency overflow with full UK, US & AU overlap.

Direct Slack / Teams access & daily standups
Full UK (GMT), US & Australian (AEST) timezone overlap
Continuous PR reviews, CI/CD, and fast shipping
No recruitment fees, payroll taxes, or agency bloat
Fast Turnaround

Codebase Rescue & Speed Audit

1–2 week intensive optimization for slow, legacy, or buggy Next.js/WordPress websites needing sub-second performance.

Comprehensive Core Web Vitals bottleneck audit
Database query optimization & asset minification
Security patches & plugin bloat cleanup
Detailed before/after speed benchmarking report
Interactive Engineering Mini-Game

Core Web Vitals Speed Racer

Steer past unoptimized bloated assets, catch Next.js RSC & Edge Cache turbo boosts, and keep Lighthouse Core Web Vitals at 100/100!

VITALS:
100%

HOW TO PLAY

Steer your rocket down the fiber-optic highway. Keep Lighthouse Vitals at 100%!

← / ASTEER LEFT·→ / DSTEER RIGHT
DODGE ⛔ Slow SQL & 5MB bloat
COLLECT ⚡ Next.js & LCP boosts
Score & Records60 FPS Engine
Current Score0 PTS
All-Time High0 PTS

How To Play & Controls

Desktop & Mobile
Keyboard Controls:
← / A Left · → / D Right
Mobile Controls:Touch LEFT / RIGHT pads
💡 Game Goal: Keep your Core Web Vitals health above 0% by dodging slow SQL queries & bloated assets while grabbing Next.js & LCP speed boosts.

Web Performance Legend

⚡Sub-Sec LCP (+30)
🚀Next.js RSC (+25)
⚠️5MB PNG (-20)
🐢Bloat CSS (-20)

Score 350+ Points & Claim Reward

Reach 350+ points to unlock a Free 30-Minute Architecture & Codebase Speed Audit for your business platform.

Let's Build Together

Have a Project or Product in Mind?

Whether you need a full Next.js web application, a custom WordPress ecosystem, or AI workflow integrations, I'm available for technical contracts and high-impact projects.

Get In Touch