Sandra Cheptoo

Software & Infrastructure Engineer | System Administrator & Cybersecurity
Ksh156,000 / month

About Candidate

I am a versatile Software and Infrastructure Engineer with a strong
foundation in cybersecurity, fintech, and system administration.
Experienced in Java, Spring Boot, ReactJS and PHP/Laravel, with
hands-on expertise in securing financial systems, API integrations,
and cloud infrastructure at Bunge Regulated Non-WDT SACCO.
Passionate about transitioning into a dedicated software engineering
role to build secure, scalable payment and AI-driven technologies.

Location

Education

B
Bsc. Computer Science 2021
Dedan Kimathi University of Technology
P
Postgraduate Diploma in Education 2024
Mount Kenya University
C
Cybersecurity 2026
Moringa School

Work & Experience

S
System Administator January 2023 - Present
Bunge Regulated NWDT SACCO Society Limited

• Led end-to-end deployment of a core banking system(API)
integrated with mobile banking, CRM and BI modules from
vendor evaluation and infrastructure setup to UAT, go-live and
post-implementation support ensuring secure transaction
processing and 99.9% uptime.
• Coordinated cross-functional stakeholders to define
requirements, configure workflows and validate system
integration, ensuring alignment with SACCO operational
policies.
• Designed and executed test plans for functional, security and
performance validation, achieving zero critical defects at go-live
and seamless adoption.
• Architected and maintained a secure, compliant server
environment (Linux/Windows) to host sensitive financial
systems, enforcing role-based access controls, encryption and
audit logging per financial industry best practices.
• Implemented automated backup and disaster recovery
protocols for core banking data.
• Applied security hardening benchmarks, patch management
cycles and vulnerability scanning to protect against threats.
• Primary technical liaison between vendor teams, management
and end-users translating business needs into technical
solutions and providing support for system issues.
• Conducting training sessions for staff on new banking/CRM
features.

T
Technical Trainer & System Administrator April 2024 - August 2024
ICS Technical College

• Teaching and training in: Internet Based Programming,
Management Information System, Database Management
Systems, Operating Systems, System Analysis and Design
• Technical Support and Troubleshooting
• Networking Management
• Database and Systems Management
• ICT Project Participation
• IT Asset management
• Documentation and Reporting

I
ICT Officer July 2022 - December 2022
Bunge Regulated NWDT SACCO Society Limited

• Troubleshoot and resolve infrastructure, server and system
related incidents in a timely manner.
• Manage virtualization environments, storage systems, and
network connectivity within the data center.
• Maintain documentation of system configurations, infrastructure
architecture, and operational procedures.
• Ensure compliance with IT policies, security standards and
operational best practices.
• Ensure secure configuration of systems, including patch
management, access controls and security hardening.

Skills

.net Developer
57%
Linux Administration
97%
Cybersecurity
97%
Network Security
99%

Awards

S
Second Best Student 2021

Second Best Student in the 4th year of Study at Dedan Kimathi University of Technology