David Lawrence Email & Phone Number

Port Harcourt, Rivers, Nigeria

• Assisted in developing and maintaining high-performance backend systems using technologies like Docker, NestJS, RabbitMQ, Redis and cloud platforms like AWS.• Contributed to the development of a distributed backend for a food delivery platform with integrated payment processing, advanced logging, data analytics, and geo-location services to optimize delivery routes and reduce costs.• Collaborated on business dashboards, landing pages, and web applications using React, increasing business insights by over 20%. Integrated AI-based customer analytics, improving decision-making processes for product managers and stakeholders.• Assisted in developing and deploying several Android and IOS applications in React Native, which increased user adoption and installs by over 40% and user retention by over 25%.• Set up CI/CD pipelines using Git, GitHub Actions, Docker, etc., enabling fast, efficient product deployment and improving developer experience.• Assisted in writing and reviewing technical documentation across various projects.• Conducted regular performance monitoring and optimization using Prometheus, focusing on application reliability and system stability.

Port-Harcourt, Rivers State, Nigeria

- Administered and provided technical support for Cisco ISR 1100 Routers, Cisco Catalyst 10xx, 3560 v2 series Switches.- Handled the installation and maintenance of Marine IT equipment and peripherals such as Sailor Fleet Broadband, Inmarsat VSAT, and IP Telephony.- Handled the routine maintenance of IT equipment, including regular and scheduled updates of software, and renewal of software licenses.- Provided on-site and remote technical support to users on various operational bases, and a fleet of over 30 self-propelled vessels ensuring regular availability and minimal downtime.- Supervised the creation and resolution of support tickets using the PYTHEAS Service Desk.