Mark Sio

I'm

About

A tech enthusiast driven by a passion for solving real-world problems through innovative solutions in IT, Cloud, and Software Development.

Mark Sio Profile

DevOps / Cloud / Network / IT Engineer & Full Stack Developer

Versatile tech professional with hands-on experience in system administration, cloud infrastructure, cybersecurity, and web development.

I specialize in bridging the gap between development and operations, ensuring secure, scalable, and efficient systems.

Facts

Committed to excellence with a strong track record in delivering value to clients, handling multiple projects, and maintaining high service standards.

Happy Clients Delivered value-driven solutions to over 238 clients across various industries.

Projects Completed over 120 projects, including network deployments, cloud setups, and web development.

Hours Of Support Over 4,550 hours dedicated to providing technical support and maintaining critical systems.

Hard Workers Collaborated with 28 dedicated professionals in multidisciplinary teams to achieve project goals.

Skills

Proficient in DevOps tools, cloud platforms (AWS, GCP, Tencent Cloud, Huawei Cloud), networking, cybersecurity, and full-stack development.

AWS 75%
GCP 70%
Tencent Cloud 100%
Huawei Cloud 60%
RDS 85%
S3 90%
CloudFlare / CDN 90%
Linux 85%
NGINX / Openresty / Apache 85%
Docker 85%
Kubernetes 75%
GitLab 80%
GitLab CI/CD 90%
GitHub 80%
ELK 85%
Zabbix 85%
Grafana & Prometheus 85%
Network (WAN / SD-WAN / LAN / VLAN) 85%
FortiNet FortiGate Firewall 95%
Aruba / HPE Layer 3 Switch 90%
Aruba Layer 2 Switch 95%
Aruba Access Point 95%
Ubiquiti Switch 95%
Ubiquiti Access Point 95%
Mikrotik Switch 75%
Cisco Switch 75%
DNS & DHCP Server 85%
IT Security 75%
HTML 100%
CSS 90%
JavaScript 70%
PHP 75%
Java 70%
Python 85%
Bash / Shell Scripting 90%
MySQL 90%
MongoDB 80%
Redis 80%
WordPress / CMS 60%
Photography & Videography75%

Resume

Career Objective

  • Pursuing a challenging role in Software Development, Cybersecurity, and IT Infrastructure.
  • Committed to ongoing professional growth in dynamic environments.
  • Dedicated to leveraging skills for achieving company goals.

Professional Experience

DevOps / Cloud Support Engineer

June 2024 - Present

UP DevLabs, Kuala Lumpur, Malaysia

  • Deployed and maintained scalable server infrastructure across cloud and on-prem environments.
  • Led cloud migration projects, improving system performance with minimal downtime.
  • Monitored systems and resolved issues using tools like CloudWatch, Zabbix, Prometheus.
  • Automated deployments and infrastructure using CI/CD pipelines and IaC tools.

Network Engineer / IT Executive

March 2021 - June 2024 (3 Months)

Careglove Global Sdn. Bhd. (Subsidiary of CAREPLUS GROUP BERHAD)

  • Collaborated within an IT Infrastructure team to enhance, maintain, and support daily operations.
  • Orchestrated planning, analysis, design, implementation, and maintenance of diverse Network, Security & CCTV Systems.
  • Provided comprehensive support for various sites under Careplus Group Berhad, covering Networking, Servers, CCTV, Door Access, VOIP System, Design, Video Editing, Website maintenance, PC Support/Setup.

On-Site Support Engineer

January 2020 - December 2020 (1 Year Contract)

Sunway Computer Services Sdn. Bhd.

  • Provided technical support for WiFi issues at Sunway University Residence.
  • Ensured seamless and high-quality Internet access for users.

Intern

January 2022 - March 2022 (3 Months)

Sunway Digital Wave Sdn. Bhd.

  • Spearhead network maintenance for Bandar Sunway, focusing on configuring Access Points, Switches, Routers, etc.
  • Ensure optimal functionality of the entire Sunway network, prioritizing a seamless customer experience during internet usage.
  • Proactively troubleshoot and resolve network issues to uphold high-quality service standards.

Junior Mobile App Developer

January 2018 - August 2018 (8 Months Contract)

Visual Solutions (M) Sdn. Bhd.

  • Collaborated with a team to maintain and enhance a Human Resource mobile app.
  • Rectified bugs in the existing app and introduced approximately 20 enhancements, significantly improving app functionality.
  • Independently developed a basic shopping mobile app utilizing the Ionic framework and ASP.NET.

Intern

August 2027 - December 2017 (3 Months)

iScholar Sdn. Bhd.

  • Collaborated with an intern and a senior software engineer to enhance the iScholar web system.
  • Successfully addressed bugs and implemented approximately 10 enhancements, enhancing overall web functionality.
  • Efficiently managed assigned tasks, consistently meeting criteria and deadlines.

Education

Bachelor (Hons) Degree of Information Technology (Computer Networking & Security) - Cybersecurity

2018 - 2020

Lancaster University & Sunway University

  • CGPA : 3.60 (68.07%)
  • Jeffrey Cheah Community Scholarship Holder

Course Taken / Activity Participated:

Strong foundation in cybersecurity and networking, complemented by active participation in tech competitions, certifications, and leadership roles.

Diploma in Information Technology

2015 - 2017

Sunway University

  • CGPA : 3.89 (75.06%)
  • Jeffrey Cheah Community Scholarship Holder

Course Taken / Activity Participated:

Gained solid IT fundamentals and leadership experience through academic excellence, hackathons, and community engagement.

Sijil Pelajaran Malaysia (SPM)

2013 - 2014

SMK Sri Utama

  • Science Stream : 6A, 2B, 1C

Course Taken / Activity Participated:

  • Secretary of Koperasi.

Portfolio

Showcasing selected projects that demonstrate my expertise in web development, mobile apps, network and IT solutions.

  • All
  • App
  • IT
  • Network
  • Web
Rumah Juara Webpage
Advancenlk Webpage
Bookmark URL Webpage

Services

Offering reliable and tailored IT and web solutions for individuals and businesses to elevate your digital presence and operational efficiency.

Resume Webpage

Create a sleek, modern digital resume that showcases your experience, skills, and personality—perfect for job applications or professional networking.

IT Infrastructure

Plan, implement, and manage IT infrastructure for small offices or home setups, including networking, storage, and system configurations.

Personal & Company Branding

Design and develop custom websites, logos, and digital tools to give your brand a professional and memorable identity online.

Resume Consultation & Optimization

Get expert advice and content revamp to make your resume more appealing, ATS-friendly, and impactful for recruiters and employers.

Custom IT Solutions

Need something unique? I provide customized IT solutions, from software setup to tailored automation and system integration based on your needs.

System Security & Uptime

Improve system stability and data protection through smart configurations, firewall setups, and proactive monitoring to ensure business continuity.

Testimonials

See how my work has helped clients on their digital journey.

Working with Mark has been one of the highlights of my professional journey. He’s not only incredibly skilled and knowledgeable, but also consistently reliable, supportive, and a fantastic communicator. Mark brings a positive energy to every project and always delivers with precision and excellence. Truly a colleague you can count on and learn from.

User Profile

Chong Xing Zi

IT Executive of Careplus Group Berhad

Delivered a seamless setup for our company’s internal systems. Professional, responsive, and technically sharp.

User Profile

Yang Kok Kian

COO of NexV Sygnergy Sdn. Bhd. (Subsidiary of CAREPLUS GROUP BERHAD)

Built a wonderful company website for Advanced NLK Sdn. Bhd. that communicates our brand and values clearly. Fantastic work!

User Profile

Neo Teng Yi

CEO/COO of Advanced NLK Sdn. Bhd.

Mark’s knowledge in IT and problem-solving ability really stood out. Always ready to offer the right solution.

User Profile

Yang Kong King

CEO/COO of Shelterguard Multitrading Sdn. Bhd.

Mark was easy to work with and communicated clearly at every step. A true partner in delivering results.

User Profile

Lim Kian Ang

CEO/COO of Annex Computer Sales and Service

Working with Mark was a seamless experience—his clarity in communication, reliability, and collaborative spirit made him an exceptional partner in achieving our goals.

User Profile

Eugene Teow

CEO/COO of Cygnus Technology Solutions

Contact

Got a project in mind or need IT help? Reach out—I’m always happy to chat or assist.

Location:

Avenue 10 8, Jalan Kerinchi, Bangsar South, 59200 Kuala Lumpur, Wilayah Persekutuan Kuala Lumpur

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