h
harshanapramodh

Pramod

@harshanapramodh
2.0(11)

Premod

Sri Lanka
Sinhala
About me
I am PreMod, a Backend Engineer specializing in Golang, Laravel, and high-concurrency systems. While many focus on making it work, I focus on making it scale and optimize for maximum uptime. My Expertise Includes: • High-Concurrency Systems: Golang (Go), Microservices, REST APIs • Performance: Query & Database Optimization (handling massive datasets <1s) • Custom Solutions: C# POS/Hardware Bridge Software, Web Extensions, Laravel I build robust infrastructure designed to never break under pressure. Drop a message to discuss your project scale and architecture requirements.... Read more

Skills

h
harshanapramodh
Pramod
Offline • 

Portfolio

Work experience

Fiverr

Full Stack Developer / Backend Engineer

Fiverr • Freelance

Sep 2024 - Present • 1 yr 8 mos

Developed and optimized complex web applications, internal tools, and hardware integrations using Laravel, C#, and modern web technologies. Focus areas included high-performance backend optimization and bridging web software with physical hardware assets. Key Engineering Achievements: • Database & Query Optimization: Architected and optimized complex database schemas and Eloquent queries in Laravel. Successfully reduced data load time for large-scale datasets (50,000+ records) from several minutes to under 1 second, significantly boosting application performance and user experience. • C# Integration & Payment Bridges: Built a secure desktop bridge application using C# to connect local hardware with cloud-based Laravel systems. Engineered real-time event listeners to trigger automated custom web actions instantly upon successful card payment terminal transactions. • Direct Hardware Integration (KOT Printing): Developed a direct web-to-hardware printing architecture, bypassing default browser print dialogs. Enabled web-based Point of Sale (POS) systems to send kitchen orders directly to physical thermal hardware printers for seamless Kitchen Order Ticket (KOT) generation. • Web Interface Extensions: Designed and implemented multi-screen extended web interfaces to display dynamically updated real-time data across separate hardware displays for interactive client environments.