Crypto Currency Exchange

John Samuelson

Role: Technical Director, Lead Architect
Technologies: GraphQL, React, AWS EKS, Blockchain

Overview

As a leader of a diverse and extensive team of over 100 engineers spanning DevOps, security, blockchain engineering, and frontend development, I spearheaded the architectural overhaul and creation of Exchange Platform v2. This project was pivotal in transforming our customer experience and driving significant revenue growth by integrating modern technologies with robust scalability measures.

Leadership and Team Management

Objective: Lead a large team of specialized engineers to deliver complex projects predictably and efficiently.
Actions: Orchestrated a multi-disciplinary team, fostering a collaborative and results-oriented culture. Implemented agile methodologies to enhance project delivery timelines and ensure consistent work quality across different units.
Outcome: Successfully met project milestones and maintained high standards of delivery, which contributed to the seamless deployment of the new exchange platform.

System Architecture Design

Objective: Redesign the existing exchange platform to support high scalability and integrate with multiple blockchain technologies.
Actions: Led the architectural design and development of Exchange Platform v2 using AWS EKS for orchestration, ensuring a robust and scalable infrastructure. Integrated the platform with over 100 different blockchains, enhancing its versatility and market reach.
Outcome: The new platform architecture not only supported increased transaction volumes but also reduced latencies and improved overall system reliability.

User Experience

Objective: Deliver a modern, user-friendly interface that could handle complex transactions seamlessly.
Actions: Adopted GraphQL and React for frontend development, creating a dynamic and responsive user interface that adapts to user needs and system demands.
Outcome: The revamped user interface significantly enhanced customer satisfaction and engagement, directly contributing to a substantial increase in revenue.

Project Impact

The launch of Exchange Platform v2 marked a transformative period for the organization, with the platform’s enhanced capabilities leading to a notable increase in user transactions and financial throughput. My leadership in managing a large-scale engineering team and directing the system’s architecture was instrumental in this success, showcasing my ability to drive major technological upgrades and business growth.
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Posted Jun 10, 2024

Designed and implemented an event-driven architecture that increased system scalability and reduced downtime for a fintech company.

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