Usman Abass Email & Phone Number

Lagos, Nigeria

Nigeria

☆ Reviewed client feedback with the Chief Technology Officer (CTO), Chief Executive Officer (CEO), and product leads to pinpoint factors influencing reviews which helps to consistently maintain NPS (Net Promoter Score)and CSAT (Customer Satisfaction) scores between 80-100%.☆ Created 15 technical documents and 30+ knowledge-base articles, including guides, troubleshooting tips, and FAQs, reducing the company's MTTR from 4 hours to under 2 hours.☆ Partner with product managers, designers, and developers to manage the full lifecycle of up to five products each quarter; covering planning, requirements elicitation, design, development, testing, deployment, and maintenance.☆ Introduced Confluence for change management and documentation, boosting Task Completion Rate and reducing production incidents by 25%.

Nigeria

☆ Led the development and deployment of an automated dispute and reconciliation system for a pan-African payments company, managing the full lifecycle from concept to production. Responsibilities included front-end and back-end development, ensuring regulatory compliance, optimizing performance through metrics, and creating a back-office platform for client and agent management.☆ Achieved substantial performance improvements for legacy applications by migrating to modern frameworks, while attaining an impressive 85% test coverage to enhance overall software reliability and robustness.☆ Led a team of three engineers in an Agile environment, overseeing the architecture and deployment of microservices applications to AWS, ensuring timely delivery, operational efficiency, and cost optimization.☆ Created a highly efficient settlement engine service that processed transactions for over 500 merchants and businesses on the payment gateway, achieving a 90% user feedback score.

Nigeria

☆ Developed an internet banking software solution with web interfaces and banking APIs, integrating with core systems of five banks and fintech firms to streamline transfers, airtime, bill payments, and FX purchases, serving over 5,000 users per organization.☆ Used Git for version control and deployed applications to cloud platforms like AWS, utilizing Kubernetes and Docker for efficient containerization and orchestration.☆ Resolved production issues and implemented solutions to enhance system reliability, achieving 97.5% uptime, which surpassed the agreed SLA of 90%.☆ Enhanced application performance by implementing advanced caching mechanisms, load balancing techniques, and database indexing strategies.☆ Designed and developed RESTful APIs for the front-end team using Springboot, Node.js, and Express.

United States

☆ Enhanced the online learning platform with a new classroom feature, integrating messaging, file upload, and real-time interactions using Node.js, TypeScript, React, and Socket.io, boosting user engagement by 40%.☆ Engineered and optimized databases, backend applications, and programs, enhancing performance, scalability, and system response times.☆ Developed and maintained front-end interfaces with HTML, CSS, and JavaScript, reducing the average bug rate. ☆ Worked with other developers to resolve complex deployment issues for Node.js applications, while building and maintaining scalable full-stack solutions using Node.js, Angular, and PostgreSQL.☆ Redesigned the company’s web interface using Django, resulting in a customer feedback rating of at least 4 out of 5 for usability over eight consecutive months.

Abuja, Federal Capital Territory, Nigeria

☆ Partnered with leading software engineers to develop NCC's pioneering Type Approval Management System (TAMSys), automating and streamlining the equipment acquisition process for telecoms. This achieved a 35% efficiency boost within a year of implementation.☆ Managed two technical projects monthly and collaborated on up to three every five weeks, leading to an average of two full deployments over six months. Projects involved applications built with Node.js, React, Django, and Angular.☆ Introduced a pair programming system that paired full-time software engineers with interns to enhance mentorship and accelerate the interns' technical skill development. This approach resulted in an unprecedented 98% success rate in intern technical assessments during my tenure.

☆ Provided front-end support and implemented new features across various tech stacks to enhance business value for multiple clients.☆ Developed REST APIs for an eCommerce platform, implemented AWS S3 storage, and deployed on AWS Elastic Beanstalk.☆ Automated sending of scheduled reports via email using Django and Celery.

Lagos, Nigeria