Hansel Linata — Strategic IT Consultant
Strategic IT Consultant

Engineering.
Security.
AI.

8+ years designing and shipping production grade enterprise systems, consulting across 25+ enterprise engagements. Here to help you grow and secure your business.

What I do

Services

Quality is non-negotiable, I take pride in what I do. Secure, scalable, and reliable products is what you will have — here's where I create value.

Enterprise Security Posture

Design and implement enterprise-grade security posture to keep evolving with emerging threats — Keeping you from losing trust and money.

IT Strategy & Consulting

Solution architecture and resource planning across 25+ enterprise engagements — Bridging business goals and technical execution.

Full-Stack Development

End-to-end delivery across web and mobile platforms — from architecture to production. React, Svelte, Vue, Node.js, Python. 30+ shipped products across finance, logistics, IoT, and SaaS.

AI Solutions Architecture

Translate AI capabilities into practical business outcomes. From integration strategy to implementation — bringing intelligence where it creates real leverage.

Career history

Where I've
Made an Impact

8+ years across enterprise banking security, software consultancy for multiple industries, and emerging technology.

May 2025 — Present

Platform Security Lead

PT Bank Mandiri (Persero) Tbk. · Jakarta, Indonesia
  • Designed SIAM: in-house CIAM platform with enchanced security, scalability and up to 90% OPEX efficiency
  • Designed Synx: API Gateway for reducing complexity and application integration time to IAM up to 50%
  • Designed Clever: AI powered automated hourly reporting and incident analysis platform
  • Achieved 5-nines (99.999%) availability for 35M+ customers with zero security breaches
  • Automated end-to-end identity lifecycle for 60K+ employee accounts reducing identity misconfigurations up to 80%
  • Designed on-premise MFA solutions integrated with Active Directory identity provider to eliminate 9k+ account takeovers
  • Engineered <5-minute failover / service recovery SLA through proactive incident response

Mar 2022 — Apr 2025

Platform Security Engineer

PT Bank Mandiri (Persero) Tbk. · Jakarta, Indonesia
  • Engineered and stabilized mission critical identity service for Livin' by Mandiri
  • Achieved 3-nines (99.9%) availability for 25M+ customers with zero security breaches
  • Designed Overwatch: unified CIAM monitoring dashboard integrating ELK, Splunk, and Thales HSM monitoring for early warning incident detection
  • Designed HAVA: CLI-based toolset for high-availability maintenance and disaster recovery automation, enabling operation without fear of human error
  • Engineered observability stack ELK and Glowroot as baseline request monitoring and analysis
  • Engineered <10-minute failover / service recovery SLA through proactive incident response

Feb 2021 — Feb 2022

Business Analyst

PT Andromedia · Surabaya, Indonesia
  • Produced accurate software requirement specifications driving client re-orders
  • Bridged technical teams and business stakeholders through requirements analysis
  • Owned and managed delivery timelines across concurrent projects

Jan 2020 — Jan 2021

Lead Software Engineer

PT Andromedia · Surabaya, Indonesia
  • Led cross-functional engineering team across full-cycle delivery
  • Built rapid internal web app builder for one-click CRUD application generation
  • Maintained development cadence across simultaneous client engagements

Mar 2018 — Dec 2019

Software Engineer

PT Andromedia · Surabaya, Indonesia
  • Delivered full-cycle from requirements through deployment
  • Rapidly adapted across technology stacks per client needs
Why Hire Me

Built for high stakes.

"Trust is the main currency. Dream with hope, plan with data, build with passion, deliver with precision."

35M+

Users secured

5-9s

Availability maintained

25+

Enterprise engagements

I have kept 35+ million users secured at 5-nines availability with zero security breaches — at one of Indonesia's largest financial institutions.

Across 25+ enterprise engagements I've translated complex technical problems into shipped, measurable outcomes. From security architecture to AI integration, I operate at the intersection of depth and delivery.

I adapt fast, own outcomes end-to-end, and I will not ship something I wouldn't trust my own data to.

Skills & Technologies

IT Security

OAuth 2.0
FIDO2 / WebAuthn
IAM / CIAM
MFA
SSO
SOC
DLP

Frontend

React
Svelte
Vue.js
React Native
TypeScript

Backend & Data

Node.js
Python
Java
PHP
PostgreSQL
DB2
Redis
MongoDB

Infrastructure & Ops

Docker
Kubernetes
ELK Stack
Splunk
RHEL
Parrot OS
VPC

Tools

Figma
Git
Certifications
  • Certified Ethical Hacker (CEH) EC-Council
  • Digital Forensics Essentials (DFE) EC-Council
  • Network Defense Essentials (NDE) EC-Council
  • Ethical Hacking Essentials (EHE) EC-Council
  • AI for Cybersecurity EC-Council
  • Secure Coding Foundations LinkedIn Learning
  • CybExer Technical CSIRT CybExer Technologies
My Works

Projects

30+ delivered projects spanning banking infrastructure, enterprise software, IoT, and SaaS. Here are six that moved the needle.

90% OPEX efficiency

SIAM

PT Bank Mandiri Persero (Tbk.)

Ground-up redesign of Bank Mandiri's CIAM infrastructure. Eliminated vendor lock-in and scalability ceilings. Massive scale seamless migration for 35M+ users. Maintains 5-nines SLA with enhanced security.

IAM / CIAMSecurity ArchitectureOAuth 2.0Microservices
MTTD reduced significantly

Overwatch

PT Bank Mandiri Persero (Tbk.)

All-in-one CIAM monitoring and management dashboard. Integrates ELK Stack, Splunk, and Thales HSM. Providing real-time detection of anomalies for early warning.

SIEMObservabilityELK / SplunkOperational Tooling
<5 min failover execution

HAVA

PT Bank Mandiri Persero (Tbk.)

Purpose-built CLI toolkit for high-availability and disaster recovery. Automates health checks, traffic rerouting, data consistency validation, and service restoration for critical CIAM infrastructure.

SREDisaster RecoveryAutomationHigh Availability
AI Powered Reporting & Incident Analysis

CLEVER

PT Bank Mandiri Persero (Tbk.)

Automated periodic reporting, incident analysis platform for supporting human during anomaly investigation. Saved up to 80% issue identification time.

AutomationMonitoringAnalysis Platform
Port to Go Port Management System

Petroport

PT Petrokimia Gresik

Comprehensive port management system with GIS/AIS vessel tracking, asset utilisation, KPI dashboards, and IoT integration for enhanced port operations and monitoring. Full-cycle delivery for a major petrochemical company.

Enterprise PlatformGIS / AISIoTPower BI
Data Protection Own and control your assets

Avia MDM

PT Avia Avian Tbk.

Enabling mobile device management solution for protecting enterprise sensitive assets. Preventing data leak to competitors and bad actors by keeping the company digital assets secure.

IoTDLP
Get in touch

Contact Me

Open to project-based work and global remote opportunities.

Prefer to reach out directly? Please drop an email or connect on LinkedIn — I respond within 1 - 2 business days.

Email me Connect on LinkedIn