Available for Enterprise Architecture & CTO Advisory

Chandan Chakrobortty

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IIT Kharagpur CSE alumnus, certified cloud security architect (CCSP, RHCSA, CEH, AWD, Cisco CNE-CSE), and Chief Technology Officer with 7+ years of leadership. I design, build, secure, and scale high-throughput software systems that solve mission-critical business problems.

Deep Case Studies Open Source & Tools Interactive CV / Resume WhatsApp Direct
7+
Years Track Record
15+
Engineers Led as CTO
5x
Industry Accreditations
50+
Production Deployments
chandan@enterprise-core: ~/credentials ● VERIFIED
Chandan Chakrobortty
Chandan Chakrobortty
CTO & Principal Cloud Architect
IIT Kharagpur CSE • Certified CCSP / CEH
$ verify-credentials --all
"2025": "CCSP — Certified Cloud Security Professional",
"2024": "RHCSA & CompTIA Linux+ SysAdmin",
"2023": "AWD — Advanced Web Defense",
"2022": "CEH — Certified Ethical Hacker",
"2021": "CNE-CSE — Cisco Networking & Cyber Essentials",
"clearance": "100% Zero-Trust Ready"
$ status --engagement
[READY] Accepting Enterprise Architecture Contracts & Fractional CTO Roles
Engineering Hub

Explore Engineering Domains

Case Studies

Deep teardowns with architecture diagrams, DB indexing, and sub-20ms latency benchmarks.

Architecture Pillars

Distributed microservices, database sharding, zero-trust security, and Kubernetes.

Open Source

Production developer utilities, rate limiters, CLI tools, and GitHub repositories.

Interactive Lab

Live in-browser simulators for rate limiting, DB query cost estimation, and JWT parsing.
TechSavvy Solutions — Enterprise Software & Cloud Infrastructure Engineering
TechSavvy Solutions & Enterprise Ventures
Enterprise Software Architecture, Cloud Modernization & High-Throughput System Design
SOC-2 & ISO Aligned High Concurrency
Industrial Accreditations

Verified Certifications & Security Credentials

Rigorous technical accreditations spanning cloud security, ethical hacking, enterprise Linux administration, and network engineering.

2025
CCSP
Certified Cloud Security Professional

Enterprise cloud architecture, data protection, operations, and compliance standards.

2024
RHCSA & Linux+
Red Hat Certified System Administrator / CompTIA Linux+

Production Linux kernel hardening, storage management, security policies, and system automation.

2023
AWD
Advanced Web Defense

Web application security hardening, zero-day threat mitigation, and secure API design.

2022
CEH
Certified Ethical Hacker

Penetration testing, attack vector enumeration, system forensics, and vulnerability assessments.

2021
CNE-CSE
Cisco Networking & Cybersecurity Essentials

Routing protocols, subnetting, firewall configurations, and perimeter defense systems.

Executive Hiring Models

Enterprise Hiring & Technical Engagement Tracks

Tailored engineering leadership and delivery tracks designed for high-growth startups, scale-ups, and established enterprises.

Executive Advisory

Fractional CTO & Tech Advisory

Strategic technical leadership for startups and scale-ups. Directing engineering roadmaps, recruiting elite talent, and establishing scalable architecture.

  • Engineering Roadmap & Hiring Strategy
  • Cloud Infrastructure Cost Reduction (-30%)
  • Investor Due Diligence & Tech Audits
Book Fractional CTO ($250/hr)
Full Delivery

Distributed Systems & SaaS Architecture

Turnkey architectural execution of high-throughput web applications, cloud-native microservices (Node.js/Go/Python), and Next.js 14 platforms.

  • Full-Stack Next.js & Microservices
  • High-Throughput Database Design
  • Automated CI/CD & Kubernetes Orchestration
Estimate Scope (Min. $5k)
Security & Audit

Cybersecurity Audit & Zero-Trust Hardening

Comprehensive penetration testing, vulnerability remediation, and zero-trust API hardening backed by CCSP, CEH, and AWD credentials.

  • Full-Spectrum Penetration Testing
  • Mutual TLS & 2FA Auth Hardening
  • ISO 27001 & SOC2 Compliance Prep
Request Security Audit
Scope & Investment Estimator

Calculate Your Project Scope & Timeline

Configure your enterprise technical requirements below to instantly generate an estimated architectural scope and development timeline.

1. Core Architecture Scope (Minimum Starter: $5,000 USD):
2. Enterprise Capabilities & Modules:
3. Delivery Velocity Cadence:
Estimated Investment Scope
$15,500
Estimated Timeline: ~30 Days (~4 Weeks)

*Scope estimation is non-binding and tailored during the technical consultation. Minimum engagement starts at $5,000 USD; fractional CTO advisory rate is $250/hr.

Frequently Asked Questions

Common Inquiries & Working Engagement

1. What technical certifications and academic credentials do you hold?
I am an alumnus of the Indian Institute of Technology Kharagpur (IIT Kharagpur) with a Computer Science & Engineering foundation. I hold 5 globally recognized industrial cybersecurity and systems certifications: CCSP (Certified Cloud Security Professional, 2025), RHCSA & CompTIA Linux+ (Red Hat System Administrator, 2024), AWD (Advanced Web Defense & Application Security, 2023), CEH (Certified Ethical Hacker, 2022), and Cisco CNE-CSE (Networking & Cyber Essentials, 2021).
2. What engagement models do you offer (Fixed-Scope vs. Fractional CTO Advisory)?
I provide three flexible engagement models tailored to enterprise needs:
  • Fixed-Scope Production Delivery: Complete turnkey architecture from blueprint to deployment. Minimum starter engagement is $5,000 USD.
  • Fractional CTO & Advisory Retainer: High-level tech roadmap design, team mentorship, and quarterly architecture reviews billed on a monthly retainer or $250/hour.
  • Zero-Trust Security & AppSec Audits: Comprehensive code reviews, penetration testing, and container hardening with actionable executive reports.
3. How do you guarantee sub-20ms P99 latency and high-throughput scalability?
High performance is engineered through strict architectural decoupling. I employ multi-tier caching (Edge CDN + Redis Cluster), asynchronous event streams (Kafka / RabbitMQ) to eliminate cascading HTTP blocks, CQRS database read replicas with optimized B-Tree composite indexing, and database connection pooling to handle 100,000+ concurrent connections without performance degradation.
4. How do you implement Zero-Trust security and compliance standards?
Every system is built on the principle of "never trust, always verify". This includes Mutual TLS (mTLS) for all inter-service communications, short-lived cryptographically signed asymmetric JWT tokens, role-based access control (RBAC), automated rate-limiting token buckets against DDoS attacks, and tamper-evident append-only audit logging aligned with SOC-2, ISO-27001, and GDPR compliance standards.
5. Can you lead, mentor, and scale our existing engineering team?
Yes. With 7+ years of engineering leadership, I have directed distributed teams of 15+ software engineers across US, European, and Asian timezones. I establish automated GitOps CI/CD pipelines, enforce strict code review standards, implement trunk-based development, and conduct architectural design reviews to elevate engineering velocity and reduce code defect rates by over 40%.
6. Who owns the source code and intellectual property upon delivery?
You own 100% of all code, intellectual property, infrastructure scripts, and documentation immediately upon milestone sign-off. All deliverables are transferred cleanly via your private GitHub/GitLab repositories without proprietary vendor lock-in or licensing restrictions.
7. How do you optimize cloud infrastructure costs (AWS, GCP, Kubernetes)?
I conduct deep cloud infrastructure audits that typically reduce monthly AWS/GCP operating expenditures by 25% to 40%. Strategies include container right-sizing, Spot instance autoscaling pools, aggressive Redis edge caching to reduce database query loads, eliminating idle cross-AZ network egress fees, and transitioning static assets to globally distributed edge networks.
8. What post-launch warranty and SLA support contracts are provided?
Every production delivery includes a dedicated 60-day post-launch warranty covering critical bug fixes, performance monitoring, and handover training at zero extra cost. For ongoing mission-critical operations, I offer Tier-1 SLA support agreements with 24/7 incident response, proactive kernel patch updates, and continuous security telemetry monitoring.
Direct Contact

Initiate an Engineering Consultation

Ready to architect a new software platform, scale your microservices, or explore fractional CTO leadership? Let's connect.

Direct Channels

For inquiries regarding system architecture, enterprise development, or consulting, reach out directly.

WhatsApp Direct / Call
+880 1711 042194
Location
Khulna, Bangladesh (Global Remote)
Verified Profiles & Academic Links: