Matt MacThreinfhir

Full Stack Software Engineer

Profile

Founder of Amplir, a technical consultancy built on nearly a decade at CME Group delivering frontend performance, cloud architecture, and real-time messaging for tier-one trading systems. Through Amplir, I bring that enterprise-grade rigour to organisations in fintech, trading technology, data platforms, and enterprise SaaS.

Skills

Node.js, React, TypeScript, JavaScript, Python, AWS, GCP, Cloud Architecture, Real-Time Data Systems, AI/ML Integration, Retrieval-Augmented Generation (RAG), API Design, Data Pipelines, FIX Protocol, WebSockets, Financial Services, Agile/Scrum

Experience

Founder
Amplir
July 2024 – Present · Belfast

Technical consultancy delivering high-performance data systems and platforms. Recent work includes real-time betting odds aggregation infrastructure — ingesting, normalising, and serving fast-moving data at scale across multiple bookmaker APIs.

Previously delivered an AI-powered legal research platform that processed over 230,000 UK legal decisions with sub-200ms search, integrating LLMs for issue tagging, metadata extraction, summarisation, and contextual retrieval.

End-to-end ownership across engagements: cloud architecture, frontend and backend development, real-time messaging, and AI/ML integration into production systems.

Co-Founder
FIXParser Ltd.
April 2025 – February 2026

Co-founded a developer-focused platform for parsing and analysing FIX (Financial Information eXchange) messages used across global trading infrastructure.

Led technical direction including the design of AI-powered tools for FIX message debugging, analysis, and automated trading workflows. Enhanced developer experience for engineering teams at major financial institutions.

Lead Software Engineer
CME Group
August 2021 – June 2024 · Belfast

Technical lead of a team delivering the EBS Workstation, a large-scale forex trading platform used by central banks and institutional traders globally.

Led frontend performance optimisation and cloud architecture initiatives, establishing best practices for scalable, low-latency web applications across distributed teams.

Mentored senior engineers and shaped engineering culture within the wider frontend organisation.

Senior Software Engineer
CME Group
February 2020 – August 2021 · Belfast

Delivered critical real-time messaging and data visualisation features for trading platforms handling millions of daily transactions. Architected cloud-native solutions on AWS, improving system reliability and reducing infrastructure costs.

Software Engineer III
CME Group
February 2018 – February 2020 · Belfast

Built high-throughput frontend applications for market data and order management systems. Contributed to the migration of legacy systems to modern React-based architectures with real-time WebSocket integrations.

Software Engineer II
CME Group
November 2015 – February 2018 · Belfast

Developed responsive, cross-browser trading interfaces serving global users. Established frontend testing practices and contributed to shared component libraries used across multiple product teams.

Software Engineer
Vibration Media Pty Ltd
July 2010 – June 2015 · Sydney, Australia

Led a development team building web applications and digital products. Owned end-to-end delivery including UX/UI design, responsive web development, and cross-browser testing for a diverse client portfolio.

Education

BSc Computer Science
Ulster University · Graduated 2009

Certifications

Professional Cloud Developer
Google Cloud, 2024
Professional Scrum Master I
Scrum.org

References

“Matthew is one of the best. He’s a pleasure to work with, understands and executes requirements very easily, has excellent common sense, and he has impeccable technical ability. Most importantly, he gets stuff done. He works hard and completes the job, and when it’s done, it’s done well.”

Robert Beatty
#1 New York Times Bestselling Author/Novelist & Tech Entrepreneur

“Matt’s mastery of everything frontend is remarkable and his commitment to delivering high-quality work is unparalleled. He possesses a deep understanding of UI performance, and I have always been impressed with his ability to optimise and streamline code for the best possible user experience. I wholeheartedly recommend Matt as a key member of any agile team.”

Michael Whyte
Principal Staff Software Engineer, Apex Clearing