Senior Full-Stack Developer / AI Expert

Jordan martorell s.l.; Madrid; A distancia; EUR 45.000 - 85.000; Jornada completa

Descripción de la vacante

An innovative web design and development agency is seeking a Senior Full Stack Developer / AI Expert to join their fully remote team. This role offers the opportunity to lead complex projects across various platforms, including Webflow, WordPress, and Shopify, while integrating cutting-edge AI tools into the development process. The ideal candidate will have extensive experience in full stack development and a passion for pushing technological boundaries. With a focus on autonomy and influence, this position allows you to shape the future of digital development at scale, all within a supportive and inclusive company culture that values growth and collaboration.

Servicios

Learning and Growth Opportunities

Fully Remote Work

Diverse Global Team

Great Company Culture

Remote and In-Person Events

Formación

• 5+ years of full stack development experience required.
• Deep expertise in JavaScript, HTML5, CSS3, and responsive design.
• Strong experience with WordPress, Shopify, and Webflow.

Responsabilidades

• Build high-performance websites using Webflow, WordPress, and Shopify.
• Lead the development of custom themes and plugins.
• Utilize AI tools to streamline development and testing workflows.

Conocimientos

JavaScript/TypeScript

HTML5

CSS3

Responsive Design

WordPress

Shopify

Webflow

Next.js

RESTful APIs

GraphQL

Git

CI/CD

AI Tools

English Communication

Educación

Bachelor's Degree in Computer Science or related field

Herramientas

GitHub Copilot

ChatGPT

React Native

Flutter

Node.js

Laravel

AWS

Firebase

Descripción del empleo

Growmodo is a fast-scaling web design and development agency that helps businesses and agencies outsource high-quality design and development work through a global subscription-based service. Our clients leverage our vetted talent pool to accelerate their digital projects—from front-end web builds to future-ready solutions.

We’re currently supporting over 100 active customers and are rapidly expanding to 1000+ within the next year. To support this growth, we’re seeking an experienced, forward-thinking Senior Full Stack Developer / AI Expert who can help us push the boundaries of both what we offer now—and what we’ll deliver next.

The Role

Senior Full-Stack Developer / AI Expert
Madrid
Madrid, Madrid

Growmodo is a fast-scaling web design and development agency that helps businesses and agencies outsource high-quality design and development work through a global subscription-based service. Our clients leverage our vetted talent pool to accelerate their digital projects—from front-end web builds to future-ready solutions.

We’re currently supporting over 100 active customers and are rapidly expanding to 1000+ within the next year. To support this growth, we’re seeking an experienced, forward-thinking Senior Full Stack Developer / AI Expert who can help us push the boundaries of both what we offer now—and what we’ll deliver next.

The Role

Working Hours: Mondays - Fridays,
6AM-3PM Central European Time
1PM-10PM Asia/Manila
11PM-8AM Central Standard Time

As a Senior Full Stack Developer / AI Expert at Growmodo, you’ll lead complex front-end and back-end development projects across Webflow, WordPress, and Shopify, while helping us expand into custom development, plugin/API engineering, mobile app development, and software applications. This role is ideal for someone who’s not only deeply technical but also AI-savvy, excited to integrate tools like GitHub Copilot, ChatGPT, and AI-assisted QA into their workflow—and help set new standards for speed, quality, and scalability.

This is a remote contractor role, offering a high level of autonomy, influence, and the chance to shape the future of how we deliver digital development at scale.

Key Responsibilities

• Build high-performance websites using Webflow, WordPress, and Shopify.
• Lead the development of custom themes, plugins, and third-party integrations.
• Take ownership of complex front-end and back-end architecture decisions.
• Contribute to (and later lead) mobile app and software development projects as we grow.
• Utilize AI tools to streamline development, testing, and documentation workflows.
• Mentor mid-level developers and contribute to internal knowledge sharing.
• Write clean, scalable, secure code with strong documentation and testing practices.
• Collaborate with product managers, designers, and other engineers across time zones.

Must-Haves:

• 5+ years of professional full stack development experience.
• Deep expertise in JavaScript/TypeScript, HTML5, CSS3, and responsive design.
• Strong hands-on experience with WordPress, Shopify, and Webflow.
• Advanced knowledge of custom development in Shopify (Liquid, CLI) and WordPress (PHP, plugin/API development).
• Practical knowledge of Next. js and modern web application architecture.
• Familiarity with RESTful APIs, GraphQL, version control (Git), and CI/CD workflows.
• Proven experience using AI tools to enhance code quality, reduce time to delivery, and automate repetitive tasks.
• Strong English communication skills and ability to lead in a remote-first environment.
• Strategic thinker with a growth mindset and passion for staying ahead of tech trends.

Bonus Points:

• Experience developing and deploying mobile apps (React Native, Flutter, or similar).
• Previous work with headless CMS and JAMstack architectures.
• Knowledge of backend frameworks (Node. js, Laravel, etc. ).
• Familiarity with cloud services (e. g. , AWS, Firebase) or DevOps practices.
• Agency or fast-paced startup experience.

Why You'll Love Working Here

• Learning and Growth Opportunities: You’ll have the chance to participate in mentorship programs, cross-functional training, and leadership development, ensuring you’re always advancing in your skill set and career path.
• Fully Remote Work: Enjoy the freedom to work from anywhere in the world. We believe that results matter more than location.
• Diverse, Global Cross-Cultural Team: Work alongside talented individuals from all corners of the world. Our diverse team thrives on collaboration, bringing a wealth of different perspectives and ideas to the table.
• Great Company Culture: We pride ourselves on fostering a positive, inclusive, and supportive company culture where innovation and creativity are celebrated, and everyone feels valued and heard.
• Remote and In-Person Events: Stay connected with the team through virtual gatherings, and look forward to in-person meetups and retreats where we bond, share ideas, and have fun together.

Hear From Our Team

"Since joining Growmodo, I’ve quickly become a master at using Figma and learned to create logos, landing pages, marketing materials, and Webflow websites. The supportive project managers have had a significant impact on my growth, making me feel truly valued and heard. "

— Alden M. , Web Designer

"Growmodo is an excellent workplace that offers time and location flexibility, valuable learning opportunities, competitive pay, and a positive team atmosphere. The only drawback is the limited in-person interaction due to being a remote company. ”

— Virgil G. , Web Designer

"As a developer at Growmodo, the team has provided a supportive work culture and numerous opportunities for growth. The project managers are readily available and easy to work with, making it easy to meet project goals and deadlines. The company values work-life balance, which is reflected in its flexible scheduling. ”

— Dale. E, Web Developer

How to Apply

Ready to join our team? Click on the "Apply" button and get started.

Next Steps: If you're selected, you'll hear from us within two weeks or fewer. The hiring process includes a screening interview with the dedicated recruiter, followed by a trial task. If you pass, you'll have a call with the hiring manager and then a final discussion with our CEO. Successful candidates will then move on to onboarding.

TL;DR

Timezone: Central European Time (GMT+1)

Type: Full-Time Contract

Reports To: Technical Development Manager