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I’m a solutions-driven software engineer and architect with over 15 years of experience designing and delivering modern software platforms — from high-scale enterprise systems to real-time collaboration environments. As the Founder and Principal Engineer of CosmicMind, I’ve led the vision, architecture, and hands-on implementation of a multi-tenant creator economy marketplace platform — enabling content creators, educators, and teams to collaborate, monetize, and scale globally. My work blends strategic technical leadership with deep hands-on execution, spanning microservices, real-time systems, and secure cloud-native infrastructure. I’m recognized for building systems that are technically robust and business-aligned, delivering measurable performance gains, cost efficiencies, and market differentiation. Specialties: • Distributed systems architecture (13+ microservices, event-driven designs) • Real-time collaboration (CRDTs, Y.js, WebSocket architectures) • Multi-party payment infrastructure (Stripe Connect, PCI compliance) • AWS cloud architecture & DevOps (ECS Fargate, Terraform, CI/CD) • Domain-driven design (Rust & TypeScript, value objects, validation pipelines)…I’m a solutions-driven software engineer and architect with over 15 years of experience designing and delivering modern software platforms — from high-scale enterprise systems to real-time collaboration environments. As the Founder and Principal Engineer of CosmicMind, I’ve led the vision, architecture, and hands-on implementation of a multi-tenant creator economy marketplace platform — enabling content creators, educators, and teams to collaborate, monetize, and scale globally. My work blends strategic technical leadership with deep hands-on execution, spanning microservices, real-time systems, and secure cloud-native infrastructure. I’m recognized for building systems that are technically robust and business-aligned, delivering measurable performance gains, cost efficiencies, and market differentiation. Specialties: • Distributed systems architecture (13+ microservices, event-driven designs) • Real-time collaboration (CRDTs, Y.js, WebSocket architectures) • Multi-party payment infrastructure (Stripe Connect, PCI compliance) • AWS cloud architecture & DevOps (ECS Fargate, Terraform, CI/CD) • Domain-driven design (Rust & TypeScript, value objects, validation pipelines)

Jonathan Dahan

Web Developer, Programmer, Developer, +2

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I’m a solutions-driven software engineer and architect with over 15 years of experience designing and delivering modern software platforms — from high-scale enterprise systems to real-time collaboration environments. As the Founder and Principal Engineer of CosmicMind, I’ve led the vision, architecture, and hands-on implementation of a multi-tenant creator economy marketplace platform — enabling content creators, educators, and teams to collaborate, monetize, and scale globally. My work blends strategic technical leadership with deep hands-on execution, spanning microservices, real-time systems, and secure cloud-native infrastructure. I’m recognized for building systems that are technically robust and business-aligned, delivering measurable performance gains, cost efficiencies, and market differentiation. Specialties: • Distributed systems architecture (13+ microservices, event-driven designs) • Real-time collaboration (CRDTs, Y.js, WebSocket architectures) • Multi-party payment infrastructure (Stripe Connect, PCI compliance) • AWS cloud architecture & DevOps (ECS Fargate, Terraform, CI/CD) • Domain-driven design (Rust & TypeScript, value objects, validation pipelines)…I’m a solutions-driven software engineer and architect with over 15 years of experience designing and delivering modern software platforms — from high-scale enterprise systems to real-time collaboration environments. As the Founder and Principal Engineer of CosmicMind, I’ve led the vision, architecture, and hands-on implementation of a multi-tenant creator economy marketplace platform — enabling content creators, educators, and teams to collaborate, monetize, and scale globally. My work blends strategic technical leadership with deep hands-on execution, spanning microservices, real-time systems, and secure cloud-native infrastructure. I’m recognized for building systems that are technically robust and business-aligned, delivering measurable performance gains, cost efficiencies, and market differentiation. Specialties: • Distributed systems architecture (13+ microservices, event-driven designs) • Real-time collaboration (CRDTs, Y.js, WebSocket architectures) • Multi-party payment infrastructure (Stripe Connect, PCI compliance) • AWS cloud architecture & DevOps (ECS Fargate, Terraform, CI/CD) • Domain-driven design (Rust & TypeScript, value objects, validation pipelines)

Available to hire

I’m a solutions-driven software engineer and architect with over 15 years of experience designing and delivering modern software platforms — from high-scale enterprise systems to real-time collaboration environments.

As the Founder and Principal Engineer of CosmicMind, I’ve led the vision, architecture, and hands-on implementation of a multi-tenant creator economy marketplace platform — enabling content creators, educators, and teams to collaborate, monetize, and scale globally. My work blends strategic technical leadership with deep hands-on execution, spanning microservices, real-time systems, and secure cloud-native infrastructure.

I’m recognized for building systems that are technically robust and business-aligned, delivering measurable performance gains, cost efficiencies, and market differentiation.

Specialties:
• Distributed systems architecture (13+ microservices, event-driven designs)
• Real-time collaboration (CRDTs, Y.js, WebSocket architectures)
• Multi-party payment infrastructure (Stripe Connect, PCI compliance)
• AWS cloud architecture & DevOps (ECS Fargate, Terraform, CI/CD)
• Domain-driven design (Rust & TypeScript, value objects, validation pipelines)

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Fluent

Work Experience

Senior Solutions Architect at Staples Canada

December 31, 2025 - July 8, 2025

Led the architecture and development of the Price Rule Engine (PRE), a scalable, cloud-native solution built on Microsoft Azure to streamline e-commerce pricing. Architected the Notification Centre, a real-time, event-driven system using Azure EventHub and Table Storage, enabling consistent, one-way messaging for promotions and order updates. Designed a Personalization Solution leveraging advanced user tagging to deliver custom and dynamic content, enhancing user engagement and relevance. Developed Server-Side Rendering (SSR) strategies to improve SEO, optimizing search visibility, and streamlining API performance by reducing latency and improving throughput.

Tech Lead & Senior Software Engineer at SSENSE

December 31, 2023 - July 8, 2025

Directed a team of 25 engineers to build the Inventory Management Service, integrating warehouse operations across distributed systems. Designed microservices with AWS Lambda and Step Functions, reducing data processing latency and improving availability. Achieved a 10% reduction in operational costs through design optimizations. Mentored engineers to foster innovation and align teams on technical objectives in a collaborative environment.

Senior Software Engineer at IMVU

December 31, 2017 - July 8, 2025

Developed a high-performance 3D Scene Graph in C++, enhancing rendering performance across platforms for millions of users. Improved backend reliability and reduced latency by 40% through resolving critical asset service issues. Collaborated with front-end and backend teams to integrate scalable solutions, reducing deployment overhead and improving developer experiences.

Lead Predictive Analytics Architect at Leonardo Worldwide Corporation

December 31, 2015 - July 8, 2025

Developed and deployed a predictive analytics engine, enabling decision-making 80% faster and increasing accuracy by 90%. Designed a real-time data streaming system optimized for machine learning, increasing model accuracy.

Senior Software Engineer at Upsight

December 31, 2014 - July 8, 2025

Developed a real-time configuration system for the iOS SDK, enabling dynamic and personalized mobile user experiences. Led a full-scale rewrite of the iOS SDK, reducing bugs, improving stability, and increasing performance.

Senior Software Engineer at Wattpad

December 31, 2013 - July 8, 2025

Built an Elasticsearch service reducing query response times and enhancing search capabilities. Managed Redis Instances and HAProxy load balancers, ensuring scalability and optimized data handling.

Senior Machine Learning Engineer at Manwin

December 31, 2012 - July 8, 2025

Ensured high performance and real-time system observability by designing a logging system processing over one billion logs daily. Developed interactive data visualization tools using D3.js, enabling rapid data analysis and actionable insights.

Founder / Principal Engineer / Solutions Architect at CosmicMind

January 1, 2023 - Present

Architected a multi-tenant marketplace with hierarchical content organization and granular permissions consisting of 3 tiers and 7 roles. Decomposed a monolithic API into over 13 microservices covering User, Marketplace, Collaboration, Media, Payments, and Auth domains. Built Stripe Connect integration supporting multi-vendor revenue sharing, subscription billing, and PCI compliance. Developed real-time collaborative editing using Y.js CRDTs with offline resilience and media streaming. Orchestrated AWS ECS Fargate deployments using Terraform with secure VPC implementations. Achieved sub-100ms API response times via caching optimizations, connection pooling, and binary serialization.

Senior Solutions Architect at Staples Canada

December 31, 2025 - August 13, 2025

Architected a Price Rule Engine and Notification Centre on Azure, replacing legacy systems with event-driven microservices. Designed a personalization engine and server-side rendering (SSR) strategies that improved SEO and user engagement.

Tech Lead / Senior Software Engineer at SSENSE

December 31, 2023 - August 13, 2025

Led a team of 25 engineers to build an Inventory Management Service leveraging AWS Lambda and Step Functions. Reduced operational costs by 10 percent through microservices optimization.

Senior Software Engineer at IMVU

December 31, 2017 - August 13, 2025

Developed a high-performance 3D Scene Graph in C++ supporting millions of users. Reduced backend latency by 40 percent through targeted optimizations.

Lead Predictive Analytics Architect at Leonardo Worldwide Corporation

December 31, 2015 - August 13, 2025

Built a predictive analytics engine that increased decision-making speed by 80 percent and accuracy by 90 percent. Designed real-time data streaming pipelines to support machine learning workflows.

Senior Software Engineer at Upsight

December 31, 2014 - August 13, 2025

Built a real-time iOS SDK configuration system enabling personalized experiences. Led a full SDK rewrite that improved stability and reduced defects.

Senior Software Engineer at Wattpad

December 31, 2013 - August 13, 2025

Created an Elasticsearch service that reduced query times and improved search capabilities. Managed Redis and HAProxy infrastructure for improved scalability.

Senior Machine Learning Engineer at Manwin

December 31, 2012 - August 13, 2025

Designed a logging system processing over 1 billion logs per day for real-time analytics. Built interactive data visualization tools using D3.js.