PROMISE BELLO

Senior Full-Stack Software Engineer

1Kosmos

May 2022 - Current (4 years 3 months)

As a Senior Full-Stack Software Engineer, I conducted multi-factor authentication to deliver a frictionless user experience, utilizing Node.js and Java, which resulted in a 60% increase in client engagement for the company. I maintained and scaled a robust identity-proofing system, implementing advanced biometrics-powered passwordless authentication that handled over 100,000 API requests per day. Additionally, I conceptualized and enforced testing and automation practices that led to a 90% reduction in reported software bugs and a 50% increase in overall customer happiness ratings. While my primary expertise lies in Java and Node.js, I am also adaptable and eager to expand my skill set; I have a foundational understanding of Flutter and am

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Backend Developer

Summit Education

Oct 2021 - Apr 2022 (7 months)

As a Backend Developer, I enhanced the account experience for customers, enabling the company to organize over 2,000 live workshops annually across the US and offer more than 200 online courses. I met new marketing goals by supporting data connections to third-party tools, which resulted in a 14% reduction in production costs. Collaborating closely with the design and product teams, I participated in meetings that led to a 30% decrease in overall task delivery time. Additionally, I utilized Terraform to provision and manage parts of our cloud infrastructure, ensuring consistent deployments across environments and minimizing manual setup during changes. This integration of Terraform into our workflow not only streamlined our processes but al

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Software Developer

Appzone

Nov 2019 - Oct 2021 (2 years)

As a Software Developer, I developed financial solutions utilizing Node.js, C#, and .NET Core, which resulted in a 70% increase in client acquisition. I facilitated the processing of financial transactions exceeding 10 million USD through card management and various payment gateways. Additionally, I provided third-party code integration and maintenance, implementing enhancements that increased the company's revenue by 24%. I also leveraged TypeScript in several projects, which contributed to improved code quality and maintainability, further supporting the overall success of our software solutions.

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Web Developer

Enabled Solutions

Jun 2019 - Nov 2019 (6 months)

As a Web Developer, I built a full-stack recruitment platform for over 1,000+ registered users, establishing leadership direction and mentorship for 6 interns of varying skill levels to successfully ship, maintain, and build critical business projects. Collaborating with a team of 3 developers, I contributed to the development of an employment recruitment system that captures 12% of the recruitment market in the city. My expertise in full-stack development was complemented by my work on backend components within the .NET ecosystem, where I maintained and extended existing .NET Framework applications and built/consumed APIs that align with .NET Core patterns. This experience not only enhanced my web development skills but also ensured that o

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Freelance Developer

Favour Mall

Jan 2017 - Nov 2019 (2 years 11 months)

As a Freelance Developer, I specialized in consuming third-party APIs for payment processing and other operations, which led to a 17% increase in efficiency. I designed a medical eCommerce solution tailored for local users, achieving a 70% coverage compared to the previous status quo. In addition to my core responsibilities, I leveraged my experience with C# and the .NET ecosystem, including .NET Core and .NET Framework, to develop robust backend services and APIs. I utilized Entity Framework alongside Microsoft SQL Server for effective data modeling and persistence. To ensure consistent local development and seamless deployments, I employed Docker for containerization. Furthermore, I managed the production environment using Microsoft Azure

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