Senior Software Engineering for US Businesses
I'm Jason Yonk — engineering leader and technical partner at Telcast. I build high-quality web and mobile products for American companies that need reliable, senior-level execution.
Engineering Leadership Meets Hands-On Delivery
I've spent over a decade leading engineering teams and shipping products at companies like Google, Cisco, and Answers.com. Now, through Elite Technologies, I work directly with clients worldwide — bringing the same rigor, product thinking, and technical depth to every engagement.
Services
Full-stack software development services backed by real engineering leadership experience.
Web Development
Modern, performant web applications built with React, TypeScript, and production-grade architecture. From dashboards to customer-facing platforms.
Mobile App Development
Cross-platform mobile apps for iOS and Android, built with clean code and a focus on real-world usability.
Ecommerce Solutions
Online stores and commerce platforms designed for conversion, speed, and a seamless buying experience.
Website Redesign
Modernize outdated web properties with improved UX, faster performance, and a design that builds trust.
MVP Development
Go from idea to working product quickly. I help startups and businesses validate concepts with well-architected MVPs.
Maintenance & Support
Ongoing technical support, performance optimization, and feature iteration to keep your product healthy and evolving.
Why Work With Jason Yonk
Senior-Level Execution
You work directly with an experienced engineering leader — no junior handoffs, no communication layers.
Product Thinking
I don't just write code. I think about your users, your business goals, and how the technology serves both.
Proven Track Record
Engineering Manager at Google. Team Leader at Cisco. I bring enterprise-grade discipline to every project.
Global Availability
Based internationally and working with clients across the US, Europe, and Asia-Pacific.
Projects & Expertise
Web ApplicationEnterprise Analytics Dashboard
Real-time financial analytics platform with complex data visualization, role-based access, and high-performance rendering.
EcommerceMulti-Vendor Ecommerce Platform
Full-featured marketplace with vendor management, payment processing, and optimized checkout flow.
Mobile AppTelehealth Mobile App
Cross-platform healthcare app with video consultations, appointment scheduling, and secure patient records.
Web ApplicationReal Estate Search Platform
Property search and listing platform with map integration, advanced filtering, and lead management.
Mobile AppFood Delivery Service
On-demand delivery app with real-time order tracking, restaurant dashboard, and payment integration.
Web ApplicationFitness & Wellness Platform
Workout tracking platform with progress analytics, nutrition planning, and personalized recommendations.
What Clients Say
Jason brings a rare combination of technical depth and leadership maturity. He doesn't just build features — he thinks about the product holistically and delivers with consistency.
David Chen
CTO, Telcast
Working with Jason felt like having a senior engineering partner, not just a contractor. He challenged our assumptions, improved our architecture, and shipped on time.
Rachel Kim
Founder, StyleBox
Jason's background at Google and Cisco shows in everything he does. Clean code, clear communication, and a deep understanding of what it takes to ship quality software.
Mark Stevens
VP Engineering, HealthBridge
Ready to Start Your Project?
Let's talk about what you need. I respond personally within 24 hours.
Let's Talk
Have a project in mind? Reach out directly.