Vivek Tiwari

Principal Member of Technical Staff @ Oracle | Climate Tech & Sustainability | Ex-Fortinet, Ex-Zscaler, Ex-Motorola Solutions

Senior Software Developer with 10+ years of experience across infrastructure, security, and back-end engineering in both cloud and on-prem environments. Domain experience includes climate tech, healthcare, and security from roles at Fortinet, Motorola, Zscaler, and Oracle. AI enthusiast who builds SaaS and e-commerce applications using Claude, Cursor, and modern AI development tools—focused on creating secure, scalable, and intelligent software.


I completed my MASc in Electrical and Computer Engineering from University of Victoria and my B.Tech in Electronics and Communication from National Institute of Technology, Durgapur, India.
Vivek Tiwari - Senior Software Developer
© VT
Work & Expertise

I'm passionate about web development, machine learning, and optimization. Much of my work focuses on building scalable applications that address real-world challenges, particularly in the climate technology space.

My expertise spans across full-stack development, machine learning algorithms, and creating user-friendly interfaces that make complex climate data accessible and actionable for users.
Technical Skills

💻 Languages & Frameworks

Ruby(Rails), Python(Django/Flask), NodeJS, Java, TypeScript, Bash, C/C++

🌱 Climate Tech & Sustainability

Carbon Footprint Analysis, TensorFlow ML Models, Energy Data Integration, Sustainability Solutions

🔧 Tools & Technologies

AWS/OCI, Docker/Kubernetes, CI/CD, TensorFlow, Postman, Telemetry(ELK/Grafana), Redis

🤖 AI & Modern Dev

Claude AI, Cursor, Machine Learning, SaaS Development, OWASP Security, Microservices
Professional Experience

Principal Member of Technical Staff - Oracle

May 2024 - Present

Oracle Health and AI - Building next-generation healthcare products and interoperability solutions.

  • Led QHIN conformance testing, achieving RCE certification by ensuring complete compliance with Sequoia specifications and directing external participant testing for XUA transactions
  • Designed and delivered SMART v2 implementation and developed QHIN Simulator to reduce manual testing by 30%, while building reusable automation scripts that saved 1 day per person's effort

Senior Software Developer - Zscaler

February 2024 - May 2024

Cloud-based information security - Enabling secure digital transformation for mobile and cloud.

  • Key member of the Data Loss Prevention (DLP) team, identifying system bottlenecks and implementing optimizations that improved performance by 5% within five months, earning high executive appreciation

Senior Software Developer - BMO Radicle

November 2021 - January 2024

Climate Tech/Sustainability - Building solutions for carbon footprint tracking and optimization.

  • Leveraged TensorFlow and Python to construct linear regression model for carbon footprint estimation and integrated third-party energy data providers via webhook APIs using Ruby on Rails
  • Decreased software release time from >5 hours to <2 hours by migrating tech stack from Ruby(Rails) to Python(Django) and CI/CD from Ansible to GitHub Actions

Senior Software Developer - Motorola Solutions

November 2018 - October 2021

Access Control - Leading development of security and authentication solutions for critical infrastructure.

  • Led team of 2 to deliver JWT authentication, rate limiting (iptables), and self-signed SSL certificate upload (OpenSSL-X509) for Access Control Manager with RESTful APIs (Ruby on Rails)
  • Transformed monolithic application into microservices using Docker and reduced report generation time from 20 minutes to under 5 minutes using Redis caching and async processing

Software Developer - Motorola Solutions

September 2016 - October 2018

Access Control - System testing and automation for access control systems.

  • Improved post-analysis for Rspec Automation Framework and expanded testing solutions by adding Raspberry Pi to automate card swiping, saving 2 days of effort per person
  • Developed and integrated web sockets in Ruby on Rails to connect Biometric (Virdi) systems with Access Control Manager for real-time authentication

Software Developer - Fortinet

May 2014 - August 2016

Sandbox/Data - Network security solutions and threat detection systems.

  • Architected and deployed highly available web application (Web Filtering) on AWS using Elastic Beanstalk to quantify sniffer engine performance
  • Analyzed TCP/IP and HTTP traffic and wrote Test Automation framework to improve isniff engine performance, achieving approximately 90% accuracy using Python with Scapy and Pytest
Education

Master of Science in Electrical and Computer Engineering

University of Victoria (UVic) / University of British Columbia (UBC)

Research focus on optimization and machine learning under the supervision of Dr. Lin Cai.

Bachelor of Technology in Electronics and Communication

National Institute of Technology, Durgapur, India

Graduated in 2009 with strong foundation in electronics, communication systems, and computer engineering.