Browse categories
Explore
Fiverr Pro
English
$
USD
felix
@felixrichard001
Expert in JSON templates, migration and matrix mapping solution
United Kingdom
English, French, German
About me
I am a seasoned web solution expert specializing in JSON template design, Haraven migration, matrix variants mapping, and Base.com integration. With years of hands on experience delivering scalable, efficient, and SEO optimized systems, I help businesses streamline workflows, migrate data seamlessly, and implement advanced variant mapping for ecommerce platforms. My approach combines technical precision with business insight, ensuring every project enhances performance, user experience, and long term growth.
Skills
felix
Offline •
Average response time: 1 hour
See my services
API & Integrations
I will design custom json templates for apis, webhooks, and schemas
Sales Copy
I will write high converting copy for your haraven migration offer
Portfolio
Work experience
API Integration Engineer
Basecamp • Self-employed
Nov 2025 - Present • 9 mos
Integrated Base.com APIs into retail systems for seamless synchronization. Connected product listings, orders, and customer data across platforms. Developed a custom API layer ensuring real time communication. Improved operational efficiency by 45% through reduced sync delays. Strengthened transaction security with authentication and webhook monitoring.
E‑commerce Data Mapping Engineer
ChannelEngine • Full-time
Dec 2024 - Present • 1 yr 8 mos
Built an advanced matrix mapping system for product variants (size, color, stock). Automated SKU relationships, reducing manual errors by 60%. Improved inventory accuracy and boosted conversion rates. Delivered a scalable solution that supported thousands of SKUs across multiple categories.
Cloud Migration Specialist
LitExtension • Full-time
Aug 2024 - Present • 2 yrs
Migrated sensitive financial data to Haraven with zero downtime. Implemented encryption and automated backup systems. Achieved 100% data integrity and improved system reliability.
