Alex Johnson

Senior Fullstack Developer
Los Angeles, US.

About

Highly accomplished Fullstack Developer with 5+ years of experience in designing, developing, and deploying robust web applications using cutting-edge technologies like Next.js, Node.js, and Laravel. Proven ability to deliver scalable, high-performance solutions across the entire software development lifecycle, driving significant improvements in system efficiency and user engagement for diverse projects.

Work

Tech Innovators Inc.
|

Senior Fullstack Developer

Los Angeles, CA, US

Summary

Led the full-stack development of critical enterprise applications, optimizing performance and scalability using modern JavaScript frameworks and PHP ecosystems.

Highlights

Architected and implemented a new customer-facing portal using Next.js and Node.js, improving load times by 30% and increasing user engagement by 25% within the first six months.

Developed and maintained RESTful APIs with Laravel and PHP, handling over 10,000 requests per minute and ensuring seamless data flow for a user base of 500,000+.

Mentored a team of 3 junior developers, fostering best practices in Typescript, unit testing, and CI/CD pipelines, resulting in a 15% reduction in production bugs.

Optimized database queries and backend services, reducing server response times by 20% and achieving a 99.9% uptime for core applications.

Integrated third-party services and payment gateways, enhancing system functionality and contributing to a 10% increase in revenue through new feature rollouts.

Digital Solutions Co.
|

Fullstack Developer

San Francisco, CA, US

Summary

Contributed to the development of various web applications, focusing on both front-end interactivity and robust back-end logic using JavaScript and PHP frameworks.

Highlights

Developed interactive user interfaces for a SaaS platform using React.js (JavaScript/Typescript), resulting in a more intuitive user experience and a 15% decrease in support tickets.

Built and maintained server-side applications with Node.js and Express, processing critical business logic and integrating with various data sources.

Collaborated on the development of a content management system (CMS) using Laravel, streamlining content updates and reducing publishing time by 20%.

Implemented responsive designs and cross-browser compatibility, ensuring optimal user experience across desktop and mobile devices for an audience of 100,000+ users.

Participated in code reviews and agile sprint planning, consistently delivering features ahead of schedule and contributing to a 10% increase in team velocity.

Education

University of California, Berkeley
Berkeley, CA, United States of America

Bachelor of Science

Computer Science

Grade: 3.8 GPA

Courses

Data Structures and Algorithms

Web Development Architectures

Database Management Systems

Software Engineering Principles

Languages

English
Spanish

Certificates

AWS Certified Developer – Associate

Issued By

Amazon Web Services

Skills

Programming Languages

JavaScript, TypeScript, PHP, Python, SQL.

Frontend Development

Next.js, React.js, HTML5, CSS3, Tailwind CSS, Redux, RESTful APIs.

Backend Development

Node.js, Laravel, Express.js, API Development, Microservices, Authentication (OAuth, JWT).

Databases

PostgreSQL, MySQL, MongoDB, Redis, Database Design, ORM (Eloquent, Sequelize).

Tools & Platforms

Git, Docker, AWS (EC2, S3, RDS, Lambda), Netlify, Vercel, Jira, Confluence, Postman.

Methodologies

Agile, Scrum, Test-Driven Development (TDD), CI/CD, Version Control.

Projects

E-commerce Platform Re-platforming

Summary

Led a team in re-platforming a legacy e-commerce system to a modern Next.js and Laravel architecture, significantly improving performance and maintainability.