Killian Sarsah

Cloud Engineer
Cybersecurity Expert
Full-Stack Developer

About Me

Killian Sarsah

Cloud Engineer, Cybersecurity Expert & Full-Stack Developer

I'm a passionate technology professional with over 8 years of experience specializing in AWS cloud architecture, cybersecurity solutions, and full-stack development. My expertise lies in designing secure, scalable cloud infrastructures and implementing robust security measures to protect digital assets.

With a strong background in both defensive and offensive security practices, I help organizations strengthen their security posture while leveraging cutting-edge cloud technologies. I'm dedicated to creating innovative solutions that balance security, performance, and user experience.

Name

Killian Sarsah

Email

killiansarsah@gmail.com

Location

Ghana-Accra

Languages

English

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My Skills

Cloud Computing

AWS 95%
Azure 85%
Google Cloud 80%

Cybersecurity

Network Security 90%
Penetration Testing 85%
Security Architecture 92%

Development

HTML/CSS/JavaScript/Node.js 88%
Python 90%
React/React Native 85%

My Services

I offer comprehensive solutions across cloud engineering, cybersecurity, and development to help businesses thrive in the digital landscape.

AWS Cloud Engineering

Expert design and implementation of secure, scalable AWS cloud infrastructures tailored to your business needs.

  • Cloud Architecture Design
  • Infrastructure as Code
  • Serverless Applications
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Cybersecurity

Comprehensive security solutions to protect your digital assets from evolving cyber threats.

  • Penetration Testing
  • Security Assessments
  • Incident Response
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Web Development

Custom web applications and responsive websites built with modern technologies and best practices.

  • Full-Stack Development
  • API Development
  • E-commerce Solutions
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App Development

Native and cross-platform mobile applications that deliver exceptional user experiences.

  • iOS & Android Apps
  • React Native Development
  • App Maintenance & Support
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My Portfolio

Explore a selection of my recent projects showcasing my expertise in cloud engineering, cybersecurity, and development.

Cloud Migration Project

Enterprise Cloud Migration

Designed a future-ready cloud architecture proposal focused on high availability, cost efficiency, and strong security for enterprise workloads. The migration will modernize the existing infrastructure into a scalable, secure, and optimized cloud environment capable of seamlessly handling traffic fluctuations ranging from 100,000 to 800,000 requests.

AWS Terraform CI/CD
Cloud Hosting & Deployment

Cloud Hosting & Deployment

Successfully delivered a modern, responsive website with minimal configuration overhead, showcasing expertise in cloud deployment automation and scalable hosting solutions.

AWS Amplify S3 HTML CSS JavaScript
Dezag Insurance Brokers Website

Dezag Insurance Brokers Website

Professional website for insurance brokerage services, providing comprehensive information about insurance products and client services.

HTML CSS JavaScript

Compass App

Developed a lightweight Android application that serves as a digital compass, utilizing the device's built-in accelerometer and magnetometer sensors.

Java/Kotlin
Secure Authentication System

Secure Authentication System

Developed a multi-factor authentication system with biometric verification for a financial institution.

OAuth Biometrics Encryption
Serverless Architecture

Serverless Architecture

Designed a serverless microservices architecture for a SaaS platform, reducing operational costs by 40%.

AWS Lambda API Gateway DynamoDB
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Work Experience

My professional journey in cloud engineering, cybersecurity, and development.

Software Developer

Elira Technologies
2025 – Present |
Accra, Ghana
Ghanaian Language Keyboard

Designed and developed a custom keyboard application supporting Ghanaian languages, enabling improved accessibility and inclusivity for native speakers.

  • Implemented localized input methods, predictive text, and accurate character mapping for seamless typing experiences
  • Worked with designers and users to ensure a culturally relevant and user-friendly interface
School Management System

Collaborated on the development of a comprehensive school management platform, streamlining student enrollment, attendance tracking, grading, and parent-teacher communication.

  • Built modular features such as student dashboards, fee management, and reporting tools to enhance efficiency for school administrators
  • Conducted testing and pilot rollouts in local schools to gather feedback and refine usability

Key Impact:

Advanced Elira's mission of creating innovative, locally relevant software solutions by delivering tools that support education systems and digital inclusivity in Ghana.

Data Entry Specialist

Eliplus Micro Credit
Apr 2022 – Oct 2023 |
Kpando, Volta Region

Accurately entered loan applications, client information, and financial transactions into the company's database while maintaining strict data integrity and compliance with organizational standards.

  • Set up and maintained data tables, databases, and spreadsheets to support financial reporting and business analysis
  • Ensured timely updates and verification of client records, reducing errors and improving overall data accuracy
  • Assisted in preparing financial reports and summaries to support management's decision-making processes

Key Impact:

Improved the efficiency and accuracy of loan processing, ensuring reliable financial data for audits and regulatory reporting.

IT Support Specialist

Solutions Providers
Nov 2023 – May 2024 |
Kpando, Volta Region

Delivered IT support services to staff and clients, troubleshooting hardware, software, and network-related issues.

  • Taught programming fundamentals (loops, conditionals, and functions) using Python and Scratch, fostering problem-solving and computational thinking among learners
  • Assisted in setting up and maintaining computer systems, ensuring smooth operations for day-to-day activities
  • Provided user training sessions on digital tools and applications, improving digital literacy and efficiency

Key Impact:

Enhanced both organizational IT operations and community programming skills by combining technical support with hands-on coding education.

View Full Resume

Get In Touch

Have a project in mind or want to discuss how I can help your business? Let's connect!

Send Me a Message

Contact Information

Location

Ghana-Accra

Email

killiansarsah@gmailcom

Phone

+233 558617432

Working Hours

Monday - Saturday: 8 AM - 6 PM PST

Connect With Me

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