Available for opportunities

Viraj Prajapati

Presales Engineer & IT Consultant

I help businesses design, secure, and scale AI-driven solutions.

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What I Do

Where Strategy Meets Execution

I operate at the intersection of business outcomes and technical precision — turning complex requirements into deployable solutions.

Business-to-Technical Translation

Convert ambiguous business requirements into precise, scalable technical specifications that engineering teams can execute confidently.

AI & Secure Architecture Design

Design intelligent, threat-resilient system architectures that leverage AI capabilities without compromising security posture.

Demos, PoCs & Technical Presentations

Craft compelling proof-of-concept solutions and executive presentations that convert technical complexity into clear business ROI.

Bridge Business & Engineering

Serve as the connective tissue between executive stakeholders and technical teams — ensuring alignment, reducing friction, and accelerating delivery.

Risk-Aware Solution Delivery

Evaluate every solution through a security and compliance lens, ensuring that innovation never outpaces risk management.

Case Studies

Problems Solved, Impact Delivered

Real engagements. Measurable outcomes. No filler.

AI / NLP

AI Emotion Detection System

Problem

The client lacked visibility into customer emotional states during service interactions, leading to reactive — rather than proactive — experience management.

Solution

Designed and deployed an NLP-based speech analysis pipeline that classifies customer sentiment in real time, integrating directly with existing CRM workflows.

Impact

Delivered actionable emotional intelligence that improved UX decision-making cycles and reduced negative escalation rates.

91%

Sentiment Accuracy

6 wks

Deployment Time

Cybersecurity

SIEM Monitoring System

Problem

The organization had zero real-time threat visibility across its infrastructure, leaving critical assets exposed to undetected lateral movement and data exfiltration.

Solution

Implemented Wazuh SIEM with custom detection rules, log aggregation pipelines, and automated alerting integrated with incident response playbooks.

Impact

Established a 24/7 threat detection capability that dramatically reduced mean time to detect (MTTD) and enabled structured incident response.

~70%

MTTD Reduction

Full Stack

Alert Coverage

Presales

Enterprise AI Presales Demo

Problem

Sales cycles stalled because prospects couldn't visualize how AI solutions mapped to their specific operational workflows.

Solution

Built a modular, configurable demo environment tailored per vertical — enabling live customization during prospect calls without engineering involvement.

Impact

Shortened average sales cycle and increased demo-to-pilot conversion, directly contributing to pipeline acceleration.

+40%

Demo-to-Pilot Rate

2 wks

Cycle Reduction

Solutions

What I Deliver

Four core practice areas. One integrated approach to technical excellence.

Protect. Detect. Respond.

Cybersecurity Consulting

End-to-end security advisory from threat modeling to SIEM implementation. I design security architectures that don't slow your business down.

  • Threat modeling & risk assessment
  • SIEM deployment (Wazuh, Splunk)
  • Incident response planning
  • Zero-trust architecture design
  • Compliance readiness (ISO 27001, SOC 2)

Build. Train. Deploy.

AI Solutions

From NLP pipelines to emotion detection systems — I design and deliver AI solutions that are practical, explainable, and production-ready.

  • NLP & sentiment analysis
  • ML model design & prototyping
  • AI integration with existing systems
  • Conversational AI & chatbots
  • Responsible AI & bias auditing

Design. Scale. Optimize.

Cloud & Architecture

Cloud-native infrastructure design with a security-first mindset. I architect systems that scale gracefully while keeping costs and risk in check.

  • AWS / Azure solution design
  • Cloud migration strategy
  • Microservices architecture
  • Infrastructure as Code (Terraform)
  • Cost optimization & FinOps

Discover. Demo. Win.

Presales Engineering

Technical presales support that closes deals. I translate customer pain into compelling demos and PoCs that make buying decisions easy.

  • Discovery & requirements analysis
  • Custom demo environments
  • RFP & RFI technical responses
  • Solution scoping & sizing
  • Stakeholder presentation design

Experience

Where I've Operated

Cyber Security Analyst

Toroid

2023 — PresentFull-time
  • Implemented Wazuh SIEM across client infrastructure, reducing mean time to detect threats by ~70%.
  • Conducted vulnerability assessments and penetration testing for enterprise clients across fintech and healthcare verticals.
  • Authored incident response playbooks adopted as standard operating procedure across 3 client organizations.
  • Collaborated with DevOps teams to embed security controls into CI/CD pipelines (DevSecOps practices).
  • Delivered monthly threat intelligence briefings to C-suite and non-technical stakeholders.

Security Testing Associate

Lifelike Studios

2022 — 2023Associate
  • Executed manual and automated security testing on web and mobile applications using OWASP methodology.
  • Identified and documented critical vulnerabilities including SQLi, XSS, and broken authentication flaws.
  • Built NLP-based emotion detection prototype that was later scoped into a client-facing product.
  • Produced detailed security assessment reports translated into actionable developer backlog items.
  • Contributed to internal knowledge base, reducing onboarding time for new security associates by 30%.

Core Technologies

Wazuh SIEMPythonNLP / NLTKAWSAzurePenetration TestingOWASPTerraformDockerReactTypeScriptSQLLinuxIncident Response

Contact

Let's build something impactful

Whether you're looking to hire, collaborate, or explore a consulting engagement - I'd love to connect.