Bryan Lema

Led technical operations, providing expert guidance in system architecture, troubleshooting, and solution implementation. Managed cross-functional teams to deliver high-quality IT solutions, optimise workflows, and resolve complex technical issues.

• Collaborated with clients to tailor solutions to business needs, ensuring performance, reliability, and long-term scalability.
• Focus on leadership and management, mentoring junior engineers.
• Multi-Billion dollar Project management.

• Mainframe & Legacy Systems (COBOL & IBM z/OS)
  Knowledgeable in COBOL programming and IBM mainframe environments (z/OS, JCL, CICS), ensuring support and modernisation of legacy enterprise applications within banking and finance ecosystems.
• Programming / Scripting (Python)
  Proficient in Python for automation scripts, data processing, and backend service development, applying best practices for maintainable and efficient code.
• Database Reliability (PostgreSQL)
  Strong background in PostgreSQL management, performance tuning, and replication, maintaining database stability and optimising query execution for high-traffic systems.

Containerisation & Orchestration (Docker) - Automation & CI/CD (Jenkins)

Code for Good – Volunteer Developer (Welfare Projects)

• Contributed to technology-driven solutions aimed at improving welfare services and community support.
• Collaborated with a cross-functional team to design, develop, and deploy applications that addressed real-world challenges for non-profit organisations.

Applied coding, problem-solving, and project management skills to deliver impactful tools that enhanced service delivery and accessibility for people in need.