Wendelin Haule
Dar es Salaam
Summary
Application Support and Digital Systems professional with experience supporting Core Banking Systems and digital channels. Skilled in production support, system monitoring, SOD/EOD/EOY operations, incident and change management, and integration testing (SIT/UAT). Proficient in Linux/Unix, relational databases, and system security, ensuring stability, performance, and service continuity.
Overview
4
4
years of professional experience
1
1
Certification
Work History
Officer, Digital Product Support
DCB Commercial Bank
Dar Es Salaam, Tanzania
05.2025 - Current
- Provide Level 1 and Level 2 production support for Core Banking Systems and digital channel platforms such as USSD, Mobile App and Agency banking services.
- Perform Start of Day (SOD), End of Day (EOD), and End of Year (EOY) processes in Core Banking System to ensure system readiness and operational continuity.
- Monitor application performance, logs, interfaces, and batch jobs to maintain high availability of digital services.
- Manage incident, problem, and change processes, ensuring proper documentation and timely resolution within SLA.
- Conduct System Integration Testing (SIT) and coordinate integrations with SACCOs, fintech partners, and external systems.
- Support system releases, configuration changes, and post-deployment validation.
- Participate in system security reviews and ensure compliance with operational policies.
- Maintain documentation including test cases, incident records, and knowledge base updates.
IT Technician
JH Technologies & Supplies Ltd
Dar es Salaam, Tanzania
04.2024 - 09.2024
- Provided technical support for enterprise IT systems across banking and corporate clients.
- Configured servers and virtualization environments.
- Delivered user support and system maintenance services.
- Managed tender submissions (e.g., NeST, Pre-qualification), ensuring full compliance with requirements and deadlines.
IT Intern
JH Technologies & Supplies Ltd
Dar es Salaam, Tanzania
01.2024 - 04.2024
- Developed core ICT technical support skills through hands-on experience, including client troubleshooting, hardware repair, and software installation, resulting in seamless transition to IT Technician role.
- Enhanced technical troubleshooting abilities by resolving average of 10+ daily client technical issues, contributing to 15% reduction in average ticket resolution time.
IT Intern
Tanzania Commercial Bank PLC
Dar Es Salaam, Tanzania
07.2022 - 10.2022
- Supported Core Banking and branch systems through troubleshooting and technical assistance.
- Automated system backups and supported business continuity initiatives.
- Executed SQL queries (Oracle, MySQL, PostgreSQL) for data validation and issue analysis.
- Administered Unix/Linux servers including RHEL and Solaris.
- Collaborated on system improvements and infrastructure optimization projects.
Education
Advanced Certificate of Secondary Education - ADVANCED LEVEL
Azania Secondary School
TANZANIACertificate of Secondary Education - ORDINARY LEVEL
Ilboru Secondary School
TANZANIABachelor of Science - COMPUTER SCIENCE
Kampala International University In Tanzania
TANZANIASkills
- Core Banking & Digital Channel Application Support
- System Operations: SOD / EOD / EOY Processing & Application Monitoring
- Incident, Problem & Change Management
- System Integration Testing (SIT), UAT & Release Support
- Programming Skills (Java, Dart)
- Linux/Unix (RHEL) & Windows Server Administration
- Oracle, MySQL, PostgreSQL & SQL Analysis
- Log Monitoring
- System Security, Business Continuity & Access Management
Certification
- Google IT Support Professional Certificate
- IBM Cybersecurity Analyst Professional Certificate
References
References available upon request.
Personal Information
Accomplishments
- ISO 20022 Implementation: Supported pacs.008 & pacs.009 payment messaging, DVP and GePG integration, including testing and production rollout.
- Core Banking & SACCO Integration: Supported end-to-end system integrations between DCB and SACCO partners.
- Merchant & Affiliate Integration: Participated in integrations with UBX and POA GAS platforms.
- Internet Banking Implementation: Supported deployment and post-go-live stabilization of DCB’s Internet Banking platform.
- Digital Account Opening Module: Contributed to implementation and rollout of digital onboarding solution.
Timeline
Officer, Digital Product Support
DCB Commercial Bank
05.2025 - Current
IT Technician
JH Technologies & Supplies Ltd
04.2024 - 09.2024
IT Intern
JH Technologies & Supplies Ltd
01.2024 - 04.2024
IT Intern
Tanzania Commercial Bank PLC
07.2022 - 10.2022
Advanced Certificate of Secondary Education - ADVANCED LEVEL
Azania Secondary School
Certificate of Secondary Education - ORDINARY LEVEL
Ilboru Secondary School
Bachelor of Science - COMPUTER SCIENCE
Kampala International University In Tanzania