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Building High-Performance E-commerce

Full‑Stack & Shopify Developer

Experienced full-stack developer specializing in React, Node.js, Next.js, Vue.js, and building custom Shopify themes & stores.

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Meet João

I'm João, a full-stack developer and entrepreneur who loves creating digital products that solve real problems. I’ve built e-commerce brands, automation systems, and AI-powered tools, always blending creativity with strong technical execution.
My goal is to build meaningful, lasting products that make people’s lives easier.

E-commerce Development

Website Development

UX Design

AI Integration

Shopify

Next.js

React.js

Freelance

Internationally

Currently

Freelance

Internationally

Currently

Fullstack Developer

SPS Group

2021-24

Fullstack Developer

SPS Group

2021-24

Tech Lead

Piolett

2018-21

Tech Lead

Piolett

2018-21

Recent Works

Design approach

Process

Every project starts with listening, learning, and crafting a tailored digital solution.

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Discover the Vision

We start with a short call to understand your goals, challenges, and what success looks like. This helps define a clear direction before any line of code.

Discover the Vision

We start with a short call to understand your goals, challenges, and what success looks like. This helps define a clear direction before any line of code.

Research & Strategy

I take time to analyse your brand, users, and competitors — shaping a tailored technical and design approach that fits your business needs.

Research & Strategy

I take time to analyse your brand, users, and competitors — shaping a tailored technical and design approach that fits your business needs.

Build & Deliver

Once the direction is clear, I design and develop your project with precision and care, ensuring a fast, scalable, and visually refined result.

Build & Deliver

Once the direction is clear, I design and develop your project with precision and care, ensuring a fast, scalable, and visually refined result.

Design services

Services

Empowering entrepreneurs and businesses through innovative software solutions, strategic consulting, and investment insights to drive growth and value.

Full-Stack Development

Shopify Development

Web App Optimization

Bug Fix & Maintenance

Custom Theme Design

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Full-Stack Development

Building fast, scalable, and beautiful web applications using modern frameworks like React, Next.js, and Node.js.

Full-Stack Development

Building fast, scalable, and beautiful web applications using modern frameworks like React, Next.js, and Node.js.

Bug Fix & Optimization

Diagnosing and fixing bugs, layout issues, and performance bottlenecks to ensure your site runs smoothly and loads fast.

Bug Fix & Optimization

Diagnosing and fixing bugs, layout issues, and performance bottlenecks to ensure your site runs smoothly and loads fast.

Bug Fix & Optimization

Diagnosing and fixing bugs, layout issues, and performance bottlenecks to ensure your site runs smoothly and loads fast.

Shopify Store Development

Designing and developing custom Shopify stores that perform flawlessly, with optimized UX, Liquid code, and clean theme structures.

Shopify Store Development

Designing and developing custom Shopify stores that perform flawlessly, with optimized UX, Liquid code, and clean theme structures.

Shopify Store Development

Designing and developing custom Shopify stores that perform flawlessly, with optimized UX, Liquid code, and clean theme structures.

Custom Integrations

Connecting APIs, CRMs, and third-party tools to make your online business run efficiently.

Custom Integrations

Connecting APIs, CRMs, and third-party tools to make your online business run efficiently.

Store Optimisation
Conversion-Focused UI
Performance Tuning
Code Refactoring
Custom Shopify Stores
Website Design

App Integrations
Theme Development
Landing Pages
Bug Fixes
Product Pages
CMS Setup

FAQ'S

Answers

Find answers to common questions about my design process, services etc…

Shopify Expert

Visual Development

Full-Stack Solutions

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What kind of projects do you usually work on?

I’m often hired for visual improvements in Shopify stores, developing custom visual elements that go beyond what themes offer, and building complete websites from scratch.

Can you help fix issues or improve an existing website?

Do you design websites from scratch or only handle development?

How long does it usually take to build a Shopify store?

What’s the difference between a theme customization and a full custom build?

Can you optimise my store’s speed and conversion rate?

Do you work with other platforms besides Shopify?

How do you usually communicate during a project?

What’s the best way to start working with you?

What kind of projects do you usually work on?

I’m often hired for visual improvements in Shopify stores, developing custom visual elements that go beyond what themes offer, and building complete websites from scratch.

Can you help fix issues or improve an existing website?

Do you design websites from scratch or only handle development?

How long does it usually take to build a Shopify store?

What’s the difference between a theme customization and a full custom build?

Can you optimise my store’s speed and conversion rate?

Do you work with other platforms besides Shopify?

How do you usually communicate during a project?

What’s the best way to start working with you?

Full-Stack & Shopify Developer

Full‑Stack & Shopify Developer

João Pedro Anelli Strumiello – Full-stack developer & Shopify expert with over 7 years of experience building web applications and custom e-commerce stores.