John Anthony Pecson
Senior Software Engineer with 10+ years architecting systems that serve millions of users and process $2M+ in transactions. I build:
- Full-stack applications (React, Node.js) serving 50K+ concurrent users
- Cloud infrastructure (AWS, Docker) reducing costs by 35%
- CI/CD pipelines cutting deployment time from hours to minutes
- Scalable architectures handling 99.9% uptime at enterprise scale
I don't just write code—I architect solutions that scale to millions, deploy with zero downtime, and deliver measurable ROI.
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Recent Projects
Empire Crypto Trading Platform
Rebuilt the social trading platform for crypto enthusiasts with real-time market feeds, community discussions, and portfolio sharing. Architected to handle 50K+ monthly active traders with WebSocket-powered live updates and secure JWT authentication. Enhanced engagement by 3x through optimized UI/UX and performance.
Workbeaver Website / Authentication API
WorkBeaver is a productivity platform designed to eliminate manual, repetitive tasks in business workflows by leveraging automation. The system integrates with existing tools (e.g., CRM, email, spreadsheets) to streamline operations, reduce human error, and free up employees for strategic work.
Safe - Midman App
Secure platform to protect users from fraud risks. Built with modern technologies to ensure security and performance.
One Festival App
Comprehensive app for festival-goers with maps, line-up info, and real-time updates. Available on both iOS and Android platforms.
Work Experience
Lead Full-Stack Developer & Architect
Empire Crypto Trading (Remote)
- Rebuilt social trading platform for crypto traders using Next.js/Nest.js, increasing user engagement by 3x
- Architected real-time features including live market feeds, chat, and portfolio sharing using WebSockets
- Optimized AWS infrastructure (ECS, CloudFront) to handle 50K+ monthly active traders
- Implemented JWT authentication and rate limiting for enhanced security
Full Stack Developer
Workbeaver (UK) | Productivity Platform
- Delivered custom full-stack solutions for 20+ clients across industries (SaaS, e-commerce, fintech), leveraging React, Node.js, and AWS.
- Architected scalable cloud infrastructure (Docker, AWS ECS, Lambda) for startups, reducing deployment costs by 35% vs. traditional hosting.
- Implemented CI/CD pipelines (GitHub Actions, Jenkins) to automate testing/deployment, cutting release cycles by 50%.
Co-Founder / CTO
Safe Technology Ventures (Singapore) | Dispute Resolution Platform for E-commerce (FinTech)
- Architected a secure dispute resolution platform for e-commerce transactions, enhancing user trust and safety.
- Implemented a microservices architecture using Node.js and Next.js, ensuring scalability and maintainability.
- Integrated advanced security features, including end-to-end encryption and multi-factor authentication.
- Led a team of developers in building a robust API for seamless integration with e-commerce platforms.
- Collaborated with cross-functional teams to align product features with business goals and user needs.
- Utilized AWS services for cloud infrastructure, ensuring high availability and disaster recovery.
Lead Software Engineer & Product Designer
Tradeshare LLC (USA) | Decentralized Lending Platform (DeFi)
- Designed smart contracts (Solidity) for collateralized loans, interest rate models, and liquidation mechanisms, reducing bad debt by 90% vs. industry averages.
- Developed a React-based frontend with Web3.js for seamless user interaction with the blockchain.
- Implemented a secure wallet integration for user transactions, enhancing security and user experience.
- Created a real-time analytics dashboard for monitoring loan performance and user activity.
Technical Skills
Frontend
Backend
Mobile
DevOps & Cloud
Get In Touch
Ready to discuss your next project? Let's build something exceptional together.