Senior Engineer - AI Platform Architect · Regulated Industries

Attila Ormai

Senior Staff Full Stack Engineer & Solution Architect

As a senior system architect and lead software engineer with 25+ years in regulated industries, I design and govern mission-critical distributed systems where reliability, security, and compliance are non-negotiable. I partner directly with CTOs and technical leadership to modernize legacy platforms and orchestrate enterprise-scale architectures. Beyond the code, I act as a strategic bridge between business goals and technical execution. My approach combines rigorous engineering standards with empathetic leadership and transparent communication, fostering high-trust environments where teams can consistently execute under pressure. If you need a proven architect to de-risk complex transformations, align cross-functional stakeholders, and scale resilient infrastructure, I’d welcome the conversation.

25+
Years in Enterprise Engineering
150+
Microservices Architected
99.999%
Availability Target Delivered
10+
Years Leading Engineering Teams
Schedule a Conversation View Track Record

Profile

Engineering leadership for
regulated enterprises.

I specialize in designing and leading large-scale distributed systems, event-driven architectures, and enterprise platform transformations. My work consistently bridges robust backend engineering with modern AI workflows, delivering secure, cost-optimized, and scalable solutions.

I have spent over a decade leading high-performance engineering teams, establishing enterprise-wide standards, and mentoring developers across complex regulatory environments including banking, utilities, and telecommunications. My current focus centers on sovereign LLM infrastructure, hybrid AI orchestration, and data-residency-compliant RAG pipelines.

Based in the Hamilton / Niagara Region, Ontario, I partner with CTOs and executive leadership to de-risk architectural decisions. By translating complex technical trade-offs into clear, actionable business insights, I foster cross-functional alignment and cultivate psychological safety within engineering teams, ensuring that accelerated delivery cadences never compromise quality or compliance.

Banking and Finance
Erste Bank, JP Morgan, Aviso Wealth
Core banking, SEPA instant payments, Verification of Payee compliance, and wealth management platforms.
Utilities and Operational Technology
E Source
AI-powered predictive analytics, grid optimization, and data pipelines aligned with NERC CIP and PIPEDA.
AI Infrastructure
Sovereign LLM Platforms
Hybrid routing, RAG and vector databases, GPU inference optimization, and enterprise AI governance.
Telecommunications
Netfone
End-to-end VoIP ERP and CRM platform design, engineering leadership, and carrier-grade reliability.

Core Competencies

Architectural and leadership
capabilities.

EVT
Distributed Systems and Event-Driven Architecture

Enterprise-scale Kafka adoption, microservices decomposition, schema governance, and asynchronous processing patterns designed for multi-thousand TPS workloads.

Apache Kafka DDD SOLID REST Event Sourcing
CLD
Cloud and Infrastructure Strategy

AWS and Azure architecture, Kubernetes orchestration, CI/CD pipeline engineering, and cost optimization for scalable, compliant infrastructure.

AWS Azure Kubernetes Terraform Ansible
AI
AI and Machine Learning Engineering

Sovereign LLM infrastructure, RAG pipeline design, hybrid AI routing, vector databases, and governance frameworks for regulated data environments.

Qdrant Weaviate LangGraph vLLM OpenTelemetry
LDR
Engineering Leadership & Communication

Navigating complex organizational dynamics by aligning cross-functional stakeholders and resolving technical conflicts. I focus on empathetic mentorship, active listening, and translating architectural vision into clear roadmaps for both developers and C-level executives.

Stakeholder Management C-Level Communication Mentorship & Coaching Conflict Resolution Strategic Vision
FS
Full Stack and API Engineering

Production-grade Java and Spring Boot ecosystems, modern frontend frameworks, secure API design, and performance optimization under peak load.

Java 8-25 .NET C# C/C++ Spring Boot TypeScript React Angular
REG
Regulated Industry Compliance

Deep familiarity with data residency, PIPEDA, GDPR, NERC CIP, IIROC, and air-gap deployment patterns for financial and operational technology.

PIPEDA GDPR NERC CIP IIROC SEPA

Technology Stack

Tools and platforms
used in production.

The underlying stack spans architecture strategy, backend systems, platform engineering, data infrastructure, and sovereign AI operations.

Architecture and Strategy
Distributed Systems Microservices Event-Driven DDD TDD/BDD SOLID REST/SOAP RabbitMQ
Languages and Frameworks
Java 8-25 .NET C# C/C++ Spring Boot 3.x Spring Security 6.x JavaScript TypeScript Node.js Python Angular React/Redux Hibernate
Build and DevOps
Maven Jenkins Git Docker Kubernetes Azure ADO Terraform Ansible Bash
Data and Storage
PostgreSQL Oracle MySQL MS SQL Server DB2 MongoDB Elasticsearch Redis Keycloak PL/SQL
Operating Systems
Windows Linux UNIX macOS
AI and ML Infrastructure
llama.cpp vLLM Qdrant Weaviate LangGraph AMD ROCm Apple MLX OpenAI Anthropic OpenTelemetry

Professional History

Engineering and leadership
track record.

Senior Software Engineer

E Source Companies LLC
Nov 2025 - Present
Colorado, USA (Remote)
  • Architecting AI-powered predictive analytics for North American utilities, delivering ML models for vegetation management, storm risk prediction, and grid optimization.
  • Engineering event-driven Java and Spring Boot microservices processing high-volume streaming sensor data for real-time operational insights.
  • Driving architecture governance for AI integration within regulated OT environments, aligned with NERC CIP and PIPEDA compliance.
Java 25 .NET C# Spring Boot 4.x Apache Kafka AWS Azure Databricks MongoDB

Senior Full Stack Developer

Aviso Wealth Inc.
Jan 2023 - Oct 2025
Toronto, ON, Canada
  • Led REST API-first design reviews and institutionalized secure coding standards across engineering squads.
  • Directed vulnerability assessments and threat-modeling sessions to satisfy OSC and IIROC regulatory requirements.
  • Designed microservice components for an investment platform managing billions in AUM, improving scalability and fault tolerance.
Java 17/21 Spring Security 6.x Angular React Oracle Azure

Senior Software Architect

AXINOS Inc.
Jun 2022 - Jan 2023
East Gwillimbury, ON, Canada
  • Player-coach for a squad of 5-8 developers, balancing individual contribution with team-wide code quality and delivery.
  • Produced comprehensive architecture decision records, component diagrams, and operational runbooks.
  • Designed high-throughput data pipelines on Apache Kafka and MongoDB for real-time operational events.
  • Acted as a crucial technical liaison between product managers and engineering squads, negotiating scope and managing expectations to deliver complex features without burnout.
Java 11/17 .NET C# Apache Kafka Azure MongoDB PostgreSQL Docker

Lead Java Developer

Plandesk Ltd.
Oct 2014 - May 2021
Winchester, England, UK
  • Managed and mentored a cross-functional squad of 8 developers, establishing standards for large-scale legacy migration.
  • Led transition from legacy monolith to Spring Boot microservices, achieving a 3x increase in transaction throughput and 99.9% uptime.
  • Re-engineered CI/CD pipelines and TDD-driven architectures, compressing release cycles from 8 months to 6 weeks.
  • Managed and mentored a cross-functional squad of 8 developers. Cultivated a culture of psychological safety and continuous feedback, transforming a siloed group into a cohesive, high-velocity engineering unit.
Java 8/11 Spring Boot Kafka Node.js React AWS

Previous Engagements

J.P. Morgan | Netfone | IDENTOS | Loopback | Systrum
2004 - 2022
United Kingdom, Hungary, and Canada
  • J.P. Morgan: optimized Asset and Wealth Management ETL systems, achieving measurable processing-efficiency gains.
  • Netfone: designed and delivered a full VoIP ERP and CRM platform from the ground up.
  • IDENTOS: optimized Spring Boot OAuth2 identity and access management APIs for reduced token-issuance latency.
  • Loopback and Systrum: delivered enterprise client interfaces and customer rating systems for CitiBank Group.

Independent Research

Sovereign AI infrastructure
with enterprise transferability.

Hybrid AI Orchestration and Data Residency Platform

Research and development | production-ready prototype

Designed and prototyped a multi-node hybrid AI platform focusing on data residency and cost optimization for regulated environments. The architecture is directly transferable to enterprise deployments requiring strict compliance and low-latency inference.

Event-Driven AI Orchestration

High-throughput inference gateway using Apache Kafka to decouple request ingestion from LLM processing, enabling asynchronous scaling across GPU clusters.

Intelligent Routing Layer

Metadata-driven routing classifying data sensitivity at the edge and steering traffic between local LLMs and cloud APIs.

Privacy-First RAG Architecture

Data-residency-aware retrieval pipeline using Qdrant and LangGraph so sensitive organizational data never leaves the on-premise boundary.

Hardware-Level Optimization

Benchmarking quantization strategies across unified memory architectures and dedicated GPUs to establish cost-benefit matrices for enterprise scale.

Apache Kafka llama.cpp vLLM Qdrant LangGraph AMD ROCm Apple MLX Spring Boot 3.x

Impact

Selected achievements
across architecture programs.

SEPA Instant Payment and VoP Compliance

Architected SEPA instant payment pipelines sustaining multi-thousand TPS with 99.999% availability and sub-5-second latency, including Verification of Payee microservices.

Enterprise Kafka Transformation

Introduced Confluent Kafka as the enterprise streaming layer at Erste Bank, replacing legacy MQ patterns and enabling adoption across 150+ services.

Core Banking Decomposition

Architected monolith-to-microservice decomposition for a core banking platform in a heavily regulated environment and established reusable patterns across domains.

Release Cycle Acceleration

Directed CI/CD re-engineering at Plandesk, moving the organization from an 8-month release cadence to 6 weeks through pipeline modernization and developer mentorship.

Sovereign AI Lab

Built and operate a multi-node sovereign AI environment demonstrating Kafka-orchestrated routing, data-residency-aware RAG, and local LLM inference optimization.

Background

Education and
credentials.

Associate of Science - Computing Science

Georgian College of Applied Arts and Technology

Barrie, ON, Canada | 2020 - 2022
Bachelor of Computer Science (Partial)

The Open University

Online, United Kingdom | 2018 - 2019
High School Diploma - Computing Science

Csepel Technical Secondary High School

Budapest, Hungary | 1993 - 1997
MongoDB Basic and Aggregation Framework

MongoDB University

Certification | 2018
Agile Methodologies

Training360, Hungary

Certification | 2016

Languages

Client-facing communication
across North America and Europe.

English Full professional proficiency
Hungarian Native / bilingual

Client-facing by design. English supports full professional communication across architecture reviews, technical discovery, stakeholder workshops, delivery planning, and executive-level conversations throughout North America and Europe. Hungarian provides native bilingual fluency for direct collaboration, technical leadership, and relationship-building with Central European teams, clients, and delivery partners.

Contact

Let's discuss your
architecture needs.

Available for senior engineering, solution architecture, and AI infrastructure leadership engagements. Based in the Hamilton / Niagara Region and working with North American clients remotely and on-site.

@
Email
me@attilaormai.com
 IN
LinkedIn
linkedin.com/in/attilaormai
 GH
GitHub
github.com/attilaormai
Current Availability
Open to senior programmer and modernization conversations

Especially aligned with public-sector and regulated-environment roles that need hands-on engineering depth, platform modernization, reliable production support, strong stakeholder collaboration, and room for architecture-level contribution where it materially improves delivery.

  • Senior programmer work spanning .NET, C#, Java, JavaScript, SQL, Windows, UNIX, Linux, and Azure-backed modernization efforts
  • Complex application enhancement, production troubleshooting, defect triage, and support for business-critical platforms
  • COTS integration, vendor coordination, REST and system integration, database-focused design, and enterprise application support
  • Mentoring junior developers through code reviews, standards adoption, release discipline, and cross-team delivery practices
  • Acting as a strategic translation layer between business stakeholders and technical execution, fostering consensus and ensuring product goals are met without compromising architectural integrity.
  • Strong fit for civic, public-safety, and high-accountability teams where service, reliability, security, and modernization must coexist
  • Event-driven system design with Kafka and enterprise integration patterns for resilient, scalable service platforms
  • Hybrid and sovereign AI architecture as an additional strength for organizations exploring regulated adoption paths