Building Scalable React Applications with Next.js 14
Learn how to build high-performance, scalable React applications using the latest features of Next.js 14, including Server Components and App Router.
Get to know me better
I'm a passionate full-stack developer with over 7 years of experience crafting elegant solutions to complex problems. My journey in tech began with a fascination for how things work, which led me to pursue Computer Science and eventually specialize in web development and artificial intelligence.
My Approach: I believe in writing clean, maintainable code that scales. I'm a strong advocate for test-driven development and continuous integration. My experience spans from startups to enterprise companies, giving me a unique perspective on different development methodologies and best practices.
What I Do: I specialize in building full-stack applications using React, Next.js, and Node.js. Recently, I've been focusing on integrating AI capabilities into web applications, leveraging technologies like OpenAI's GPT models and TensorFlow. I'm also experienced in cloud infrastructure, particularly AWS and Vercel.
When I'm not coding, you can find me contributing to open-source projects, writing technical blog posts, or mentoring aspiring developers. I'm always excited to learn new technologies and share knowledge with the community.
What people say about working with me
CEO at TechStart Inc
John is an exceptional developer who delivered our AI-powered platform ahead of schedule. His expertise in React and Node.js helped us build a scalable solution that our users love. The code quality and documentation were outstanding. Highly recommended!
A comprehensive overview of my technical proficiencies and tools I work with daily
My professional journey
TechCorp Global
•full-timeLeading the development of enterprise-scale web applications using React, Node.js, and AWS. Architecting microservices and implementing CI/CD pipelines for improved deployment efficiency.
AI Innovations Inc
•full-timeDeveloped AI-powered web applications integrating machine learning models with modern web technologies. Specialized in natural language processing and computer vision applications.
StartupHub
•full-timeEarly-stage startup team member responsible for building the entire web platform from scratch. Wore multiple hats including frontend, backend, and DevOps responsibilities.
WebSolutions Agency
•full-timeStarted my professional journey building responsive websites and web applications for various clients. Gained strong foundation in modern web development practices and client communication.
Freelance
•freelanceWorked with various clients building custom websites and web applications. Managed entire project lifecycle from requirements gathering to deployment.
My academic background

Universidad Politécnica de Madrid
Computer Science

International Baccalaureate
Some of my best work
Enterprise-grade analytics platform for data-driven decisions
Collaborative project management tool for remote teams
Schedule and manage social media posts across platforms
Professional credentials and certifications
September 10, 2023
for
Certification showing expertise in building automated workflows and CI/CD pipelines with GitHub Actions.
GitHub
June 15, 2023
for
Advanced AWS certification demonstrating expertise in designing distributed systems and applications on AWS platform.
Amazon Web Services
March 20, 2023
for
Professional certification for designing, developing, and managing robust, secure, scalable cloud architecture on Google Cloud.
Google Cloud
Credential ID:
GCP-PCA-67890-2023
January 20, 2023
for
Certification demonstrating the ability to perform the responsibilities of a Kubernetes administrator.
Cloud Native Computing Foundation
Credential ID:
CKA-CNCF-86420-2023
November 10, 2022
for
Certification demonstrating proficiency in building and training neural networks using TensorFlow 2.x.
Google & TensorFlow
August 5, 2022
for
Comprehensive certification covering React, advanced JavaScript, UI/UX design, and modern front-end development practices.
Meta (Facebook)
May 15, 2022
for
Certification validating skills in MongoDB database development, schema design, and aggregation framework.
MongoDB Inc.
December 5, 2021
for
5-course specialization covering neural networks, deep learning, convolutional networks, sequence models, and hyperparameter tuning.
DeepLearning.AI & Coursera
Milestones and recognitions
Meta
Delivered keynote presentation on 'Building Scalable React Applications' to 3,000+ attendees at React Conf 2023.
Learn MoreTechCrunch Disrupt
Awarded for building innovative AI-powered content generation platform that revolutionizes content creation. Competed against 500+ startups.
Learn MoreGoogle & TensorFlow Team
Recognized as a top 50 contributor to TensorFlow project with 100+ merged pull requests and active community involvement.
Learn MoreACM
Co-authored paper on 'Efficient Training Methods for Large Language Models' published in prestigious ACM Computing Surveys journal.
Learn MoreUC Berkeley
Won first place at California's largest collegiate hackathon with a team of 4, building a real-time collaborative code editor with AI assistance. Competed against 2,000+ participants.
Learn MoreMajor League Hacking
December 2023
Recognized for mentoring 50+ teams at hackathons throughout the year, helping developers bring their ideas to life.
GitHub Community
September 2023
One of my open-source projects reached 10,000 stars on GitHub, used by developers worldwide in production applications.
DEV.to
July 2023
Ranked in top 100 authors on DEV Community with articles reaching 500K+ views and helping thousands of developers.
Google Developer Groups
May 2023
Selected as a speaker at Google I/O Extended event, presenting on 'Modern Web Development with Next.js and AI'.
Amazon Web Services
March 2023
Selected to join the AWS Community Builders program recognizing technical content creators and community leaders.
What I can do for you
Build modern, scalable web applications from concept to deployment using cutting-edge technologies.
I specialize in building complete web applications using the latest technologies and best practices. From responsive frontend interfaces to robust backend APIs and database design, I handle every aspect of your web application development needs.
Pricing
Pricing varies based on project complexity, features, and timeline. Contact for detailed quote.
Timeline
4-12 weeks depending on scope
Integrate cutting-edge AI capabilities into your applications using GPT, custom ML models, and more.
Transform your application with AI capabilities. I help businesses integrate GPT models, build custom machine learning solutions, and implement intelligent features that provide real value to users.
Pricing
Custom pricing based on AI complexity and usage requirements. Includes initial setup and optimization.
Timeline
6-16 weeks depending on complexity
Expert guidance on technology strategy, architecture decisions, and best practices for your projects.
Get expert advice on your technology decisions, system architecture, and development strategy. I help companies make informed technical decisions that align with their business goals.
Pricing
Hourly rate for consulting sessions. Package deals available for ongoing engagements.
Timeline
Flexible, based on consulting needs
Design and build robust RESTful and GraphQL APIs with comprehensive documentation.
Pricing based on API complexity and number of endpoints.
⏱️ 3-8 weeks
Build complete e-commerce platforms with payment processing, inventory management, and analytics.
Custom pricing based on features and scale. Includes initial setup and training.
⏱️ 6-12 weeks
Speed up your web applications and improve user experience through comprehensive optimization.
Fixed price for audit and optimization based on application size.
⏱️ 2-4 weeks
Thoughts, tutorials, and insights
Learn how to build high-performance, scalable React applications using the latest features of Next.js 14, including Server Components and App Router.
A practical guide to integrating OpenAI's GPT-4 API into your web applications, including best practices for prompt engineering and cost optimization.
Essential TypeScript patterns and practices for building maintainable, type-safe applications at scale.
Learn how to implement real-time features in your web applications using WebSockets, including chat systems and live updates.
Deep dive into database optimization techniques for Node.js applications, covering query optimization, indexing, and caching strategies.
Lessons learned and insights gained during my 7-year journey from junior developer to senior full-stack engineer.
Wherever you are in the world, let's work together on your next project.