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Juan Andres A.
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Juan Andres A.

Sr. Front-End Developer

Hi! I'm Andrew Adamicska, a passionate JavaScript developer with extensive experience in building Web & Mobile Applications. With a strong foundation in React and Next.js, I specialize in creating responsive, modern, and user-friendly interfaces that bring ideas to life. 💼 Professional Experience: - Frontend Development: I have hands-on experience in developing frontend applications using React.js, Next.js and Gatsby. My expertise includes building dynamic single-page applications (SPAs), handling state management, and optimizing performance for exceptional user experiences. - UI/UX Design: I am proficient in designing visually appealing interfaces using Bootstrap and Tailwind CSS, ensuring consistency and responsiveness across various devices and screen sizes. - Backend Development: I am skilled in backend development with Django and Python, leveraging their robust features to build scalable and secure server-side applications. - Mobile App Development: I am skilled in hybrid applications development with Flutter. 🛠️ Skills: - JavaScript: Proficient in ES6+ syntax and modern JavaScript frameworks/libraries. - React & Next.js: Extensive experience in building complex applications with React and Next.js. - Bootstrap & Tailwind CSS: Expertise in using Bootstrap and Tailwind CSS for rapid prototyping and efficient UI development. - MongoDB: Proficient in MongoDB, including database design, querying, and integration with Node.js applications. - AWS Services: Experienced in deploying and managing applications on AWS services such as EC2, S3, Amplify, and DynamoDB. - Django & Python: Skilled in developing backend APIs and web applications with Django and Python. 👨‍💻 Previous Projects: - Developed a scalable SaaS Spps from scratch to MVPs, and then to full featured Apps using React, and MongoDB, achieving a seamless experience for users while efficiently executing the business logic. - Implemented serverless architecture on AWS for a real-time messaging application, ensuring high availability and scalability. - Built a content management system (CMS) with Django and React, allowing users to create, edit, and publish content efficiently. 🚀 Why Choose Me: - Commitment to Quality: I am dedicated to delivering high-quality code that meets project requirements and exceeds client expectations. - Effective Communication: I prioritize clear and transparent communication to ensure alignment with project goals and timely delivery of milestones. - Continuous Learning: I stay updated with the latest technologies and best practices to provide innovative solutions and drive project success. Let's collaborate to turn your vision into reality! Feel free to reach out to discuss your project requirements and how I can contribute to its success.

🇺🇾Punta Colorada, Uruguay$55/hr100% JSS5.00 (25)Since Sep 2015

Earnings and projects

MRR
$8.9k

Last 6 months ÷ 6

World#1,677 / 412k
🇺🇾Country#6 / 401
Revenue, last 30 days
$8.3k

Last 6 months: $53k

World#2,167 / 412k
🇺🇾Country#6 / 401
Total earnings
$358k

Billed in all: $370k

World#5,524 / 412k
🇺🇾Country#17 / 401
Per project
$9.7k

$27k in the last 6 months

World#16,575 / 412k
🇺🇾Country#42 / 401
Projects, last 6 months
2
0% fixed100% hourly
World#88,918 / 412k
🇺🇾Country#75 / 401
Projects in all
37

Across 40 contracts

48% fixed52% hourly
World#81,187 / 412k
🇺🇾Country#77 / 401

Earnings, last 30 days

$370k+$8.3k earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$360k$365k$370k$375kOct 8Oct 23Nov 7

Skill rankings: Top 0.06% in Spanish

Top 1% in 12 of 15 skills, ranked by MRR among everyone on Upwork with the skill.

  1. 2Spanish3,288 freelancers · 🇺🇾 #1Top 0.06%
  2. 3Gatsby.js318 freelancers · 🇺🇾 #1Top 0.94%
  3. #9Ionic Framework1,184 freelancers · 🇺🇾 #1Top 0.76%
  4. #15Hybrid App Development1,431 freelancers · 🇺🇾 #1Top 1%
  5. #31App Development2,592 freelancers · 🇺🇾 #1Top 1%
  6. #32Tailwind CSS6,978 freelancers · 🇺🇾 #1Top 0.46%
  7. #55Supabase4,116 freelancers · 🇺🇾 #1Top 1%
  8. #85CSS19,042 freelancers · 🇺🇾 #1Top 0.45%