Hongyi Ma
Senior Software Engineer at Toast
Greater Seattle Area United States
Summary
👤
Senior🎓
Top SchoolHongyi Ma is a Senior Software Engineer with 11 years of experience building scalable, production-grade backend systems, currently focused on platform work at Toast. He led the design and evolution of Indeed’s centralized notification platform that processes over 500 million events per day across email, SMS, push, and in-app channels, introducing priority queuing and near-real-time monitoring for latency-sensitive delivery. Prior to that he built globally distributed, high-availability supply chain automation services at Amazon for grocery operations, honing expertise in Java and AWS serverless and messaging services. Comfortable designing event-driven architectures with DynamoDB, SNS, SQS, and Lambda, he blends hands-on implementation with system-level thinking to deliver fault-tolerant, maintainable infrastructure. Collected across enterprise and hyperscaler environments, his experience reflects a pattern of solving high-throughput, operationally complex problems and collaborating cross-functionally to turn reliability requirements into measurable business outcomes.
11 years of coding experience
9 years of employment as a software developer
Master's degree computer science, Master's degree computer science at North Carolina State UniversityBachelor of Science (BS) Automation, Bachelor of Science (BS) Automation at Xi'an Jiaotong University
English, Chinese
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (15)
rspec10
bower10
foundation9
vcl9
web-application9
rails9
docker9
rubocop8
ruby8
django8
science8
mongodb4
database2
postgresql2
sql2
Programming languages (1)
Github contributions (5)
Hongyi23/LibSys
Sep 2015 - Oct 2015
Contributions:73 pushes, 13 branches in 16 days
CSC510/txts
Jan 2015 - Apr 2015
Contributions:2 PRs, 18 pushes, 1 branch in 2 months
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