Summary
Overview
Work History
Education
Skills
Personal Information
Timeline
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Emmanuel Thangaraj

Head of Engineering
Kellyville,NSW

Summary

Engineering Executive with 25+ years leading multi-disciplinary engineering organisations across the US, India, Brazil, and the UK. Proven leader of engineering managers, senior ICs, and global delivery teams, with deep expertise in cloud modernisation, cybersecurity, Secure-by-Design engineering, microservices, DevSecOps, SRE, and AI/Agentic automation (including MCP-based integrations).

Extensive experience operating within highly regulated enterprise environments, supporting GDPR, SOC 2, and ISO 27001 compliance, and leading M&A initiatives including technical due diligence, post-acquisition integration, vendor rationalisation, and platform consolidation. Successfully scaled and evolved engineering organisations across large enterprises, PE-backed scale-ups, and high-growth startups.

Overview

27
27
years of professional experience

Work History

Head of Engineering / Senior Director, Engineering & Architecture

Avalara
Durham, USA
08.2020 - 12.2025

Led a global engineering organisation of 100+ across the US, India, Brazil, and UK, including engineering managers, leads, and senior ICs.

  • Owned full engineering budget, vendor strategy, cloud spend governance, and annual/quarterly forecasting for an $80M+ SaaS platform.
  • Partnered closely with Product Directors, CPO, and GTM teams to drive prioritisation, roadmap predictability, and customer-centric delivery.
  • Defined engineering structure, hiring roadmap, and operating model to support scaling and better cross-team alignment.
  • Introduced multi-agent AI automation, MCP integrations, and developer copilots-improving developer productivity by 30% and reducing deployments from days to minutes.
  • Reduced VAT/Sales Tax onboarding cycle from weeks to hours through AI-driven workflow automation.
  • Led cloud, platform, and security modernization roadmaps to improve scalability, resilience, and operational readiness.
  • Established DevSecOps foundations including Zero Trust, SAST/DAST automation, CI/CD governance, and container security.
  • Strengthened security and compliance maturity by embedding Secure-by-Design principles and aligning engineering practices with GDPR, SOC 2, and ISO 27001 requirements.
  • Implemented SRE frameworks-SLO/SLI, observability, distributed tracing-reducing RCA time by 80%.
  • Played a key engineering leadership role in M&A activities, including technical due diligence, architecture risk assessment, and scalability evaluation of acquisition targets.
  • Led post-merger engineering integration, aligning acquired platforms, teams, and SDLC practices with Avalara's cloud, security, and compliance standards.
  • Drove vendor consolidation and rationalisation post-acquisition, reducing overlapping tooling, cloud spend, and external service dependencies.
  • Owned strategic vendor management across cloud providers, SaaS tools, security vendors, and system integrators-governing contracts, SLAs, renewals, and cost optimisation.
  • Partnered with Finance, Legal, and Procurement teams on vendor negotiations, commercial terms, and long-term sourcing strategy.
  • Embedded Agile, Kanban, and SAFe-based delivery models across global teams, improving predictability, flow efficiency, and cross-functional alignment.

Director, Cloud Architecture & Engineering

Claris (Apple Subsidiary)
San Jose, USA
12.2015 - 08.2020
  • Led FileMaker Cloud engineering (40+ engineers) including leads, architects, and senior ICs across backend, cloud, DevOps, and SRE.
  • Strengthened engineering culture through coaching, leadership development, and delivery discipline.
  • Modernized FileMaker Cloud into AWS-native microservices and API-led architecture-resulting in 3× scalability and 70% faster releases.
  • Implemented Infra as a Code (IaC), CI/CD automation, observability, and secure development lifecycle across engineering.
  • Collaborated with Apple engineering and compliance teams to ensure global security and platform readiness.
  • Worked closely with Apple procurement, security, and partner teams to manage strategic vendors and ensure platform readiness during organisational and product transitions.

Senior Director, Software Development & Architecture

3VR
San Francisco, USA
10.2013 - 12.2015
  • Led engineering for distributed, event-driven analytics powered video platforms, processing millions of video events and metadata streams across customer environments.
  • Delivered distributed systems modernisation, improving platform availability by 20–30%, reducing latency, and increasing fault tolerance across core services.
  • Established CI/CD, DevSecOps, and monitoring practices, reducing release cycles from weeks to days and lowering production incidents through automated testing, security checks, and observability.

Earlier Engineering & Architecture Roles

Oracle and IBM
India
01.1999 - 01.2013
  • Delivered enterprise modernization programs, mission-critical systems, and cloud-aligned platforms across global teams.
  • Self-motivated, with a strong sense of personal responsibility.

Education

MASTER DEGREE - COMPUTER SCIENCE

Bharathidasan University
Tiruchirappalli, India
04.1997

Skills

  • Engineering Leadership & Culture transformation
  • Product-Led Delivery & Execution
  • Technology & Platform Strategy
  • GenAI & Agentic AI innovation
  • Cloud & Infrastructure Architecture (AWS)
  • Secure-by-Design Engineering & Cyber Risk
  • DevOps, Reliability, Observability & SRE
  • Commercial Acumen & Budget Ownership
  • Governance, Compliance & Risk Management
  • Stakeholder, Vendor, and Contractor Management
  • Engineering Efficiency & Delivery Predictability
  • Technology Roadmap & Leadership Quality

Personal Information

Visa Status: Australian Permanent Resident (National Innovation Visa - Subclass 858)

Timeline

Head of Engineering / Senior Director, Engineering & Architecture

Avalara
08.2020 - 12.2025

Director, Cloud Architecture & Engineering

Claris (Apple Subsidiary)
12.2015 - 08.2020

Senior Director, Software Development & Architecture

3VR
10.2013 - 12.2015

Earlier Engineering & Architecture Roles

Oracle and IBM
01.1999 - 01.2013

MASTER DEGREE - COMPUTER SCIENCE

Bharathidasan University
Emmanuel ThangarajHead of Engineering