Michael Klett
Chief Technology Officer at NetVendor
Cary, North Carolina, United States
Summary
👤
Senior🎓
Top SchoolMichael Klett is a seasoned technology leader and CTO with 17 years of experience building and operating high-availability B2B SaaS platforms. He co-founded and led Chargify through product, engineering, and compliance milestones—maintaining >99.99% uptime, achieving PCI-DSS Level 1, and scaling the team to 50+ engineers. A pragmatic full-stack Ruby on Rails expert, he has deep experience in payments integrations and has contributed to the widely used active_merchant project, implementing and hardening gateway integrations. Michael blends hands-on engineering with strategic leadership across startups and growth-stage companies, currently serving as CTO at both ServusConnect and NetVendor. His background in computer engineering and early career hardware/FPGA work gives him a rare perspective on low-level system design alongside cloud-native SaaS operations. He’s known for building resilient systems, cultivating strong engineering culture, and turning compliance and reliability requirements into competitive advantages.
17 years of coding experience
19 years of employment as a software developer
Northeast Guilford High SchoolBS MS Computer Engineering, BS MS Computer Engineering at North Carolina State University
Github Skills (6)
payment-integration10
activemerchant10
payment-gateway10
api10
apidoc10
ruby10
Programming languages (4)
Github contributions (5)
activemerchant/active_merchant
Aug 2011 - Jan 2014
Active Merchant is a simple payment abstraction library extracted from Shopify. The aim of the project is to feel natural to Ruby users and to abstract as many parts as possible away from the user to offer a consistent interface across all supported gateways.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:7 commits in 2 years 5 months
Contributions summary:Michael contributed to the `active_merchant` library by implementing and refining payment gateway integrations, specifically focusing on the EwayManaged and PaymentExpress gateways. Their work involved modifying existing code, adding new features, and writing tests to validate the functionality of payment processing methods. This included enhancements like passing additional parameters to payment gateways and ensuring correct handling of optional fields. The user also addressed issues related to the Braintree Blue and Quickpay gateways, demonstrating an understanding of different payment processing protocols.
ecommerceaimadyenpayment-processingpayment
maxio-com/chargify_direct_example
Mar 2011 - Apr 2013
Contributions:16 commits in 2 years 1 month
sinatrarailsrubydirectgem
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