Mohammad Tabaza is a product-oriented software engineer and repeat founder with eight years of experience building startups and customer-facing products that generate millions in value monthly. Based in Amman, he has led engineering and product teams from initial prototype to commercial traction, including taking BusinessChat.io from pre-revenue to a $5M valuation by architecting WhatsApp-native support, bot, and marketing automation engines. He combines backend systems expertise—demonstrated by contributions to the MetaCall polyglot runtime Scala port—with hands-on product design for scalable customer support AI. As CTO and founding engineer at prior ventures, he built language, query, and authorization engines and learned to avoid sunk-cost traps in product-market fit. Currently co-founding Open (YC W24) to automate customer support with AI, he brings both shipping discipline and a tendency to deeply integrate infrastructure choices for maximum product leverage.
8 years of coding experience
6 years of employment as a software developer
Y Combinator
Bachelor's degree, Computer Software Engineering, Bachelor's degree, Computer Software Engineering at Applied Science University
MetaCall: The ultimate polyglot programming experience.
Role in this project:
Back-end Developer
Contributions:77 commits, 3 PRs, 2 issues in 1 month
Contributions summary:Mohammad contributed to the Scala port of the MetaCall project by implementing and refining bindings for the core MetaCall functionality. Their work included adding and modifying bindings within the `MetaCallBindings` trait, implementing support for various data types (Int, String, Array, Map, Function), and creating a `Caller` object for function calls. The user also added test cases to validate the correct implementation of these bindings and the interaction between Scala and the MetaCall core.
Contributions:1 PR, 19 pushes, 3 branches in 3 years 5 months
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