Joshua Chioma

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Head of Engineering

Oct 2025 - Current (1 year 1 month)

- Responsible for guiding the overall system architecture and engineering standards, ensuring services are designed as scalable microservices and distributed systems. - Review and approve major technical decisions, including platform architecture, service integration patterns, and technology choices. - Worked with engineering teams to improve delivery predictability and system stability, introducing processes to manage technical debt and maintain production reliability

Senior C# Engineer

AltexSoft

Apr 2025 - Sep 2025 (6 months)

helped me get this job

Senior Software Engineer

Scrums.com

Oct 2024 - Apr 2025 (7 months)

-Designed and implemented core FloNet 3 workflow modules using .NET 8, Blazor, Dapr, and Cosmos DB, reducing manual freight operations and cutting API response times by 60%. -Improved system scalability and performance by introducing event-driven workflows and asynchronous processing, increasing processing speed by 50% and reducing operational delays across services. -Integrated Azure AD B2C authentication and authorization using secure identity flows, reducing authentication failures and improving user access reliability for enterprise customers. -Architected gRPC-based microservices behind an API Gateway using OAuth2 security, enabling efficient inter-service communication and improving system throughput. -Enhanced platform reliability by

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Senior C# Engineer

May 2024 - Oct 2024 (6 months)

helped me get this job

Software Engineer

Microsoft

May 2022 - Jul 2024 (2 years 3 months)

-Contributed to Windows 11 feature development by collaborating in Agile Scrum teams using C++ and C#, delivering core updates on schedule and improving release stability by 25%. -Designed and delivered energy-optimization features using C++, C#, WPF, and Azure Functions, reducing power consumption by 30% across 10M+ devices and lowering operational energy costs. -Implemented high-availability backend services for notifications and telemetry using Azure Functions and Event Grid, achieving uptime and improving system reliability. -Improved monitoring and fault tolerance by enhancing event-driven telemetry pipelines, reducing incident response time and increasing overall customer experience quality.

Senior Software Engineer

Kuda

Nov 2021 - Jul 2022 (9 months)

helped me get this job

Software Developer II

Emergn

Jul 2021 - Sep 2021 (3 months)

• Defined customer requirements and developed clear project specifications for software development using ASP.NET Web Forms.
• Participated in software testing to ensure the performance and quality of developed projects.
• Generated suggestions for continuous improvement and engaged in problem-solving activities to support teamwork.

Senior Software Engineer

UNION BANK OF NIGERIA

Jun 2020 - Oct 2021 (1 year 5 months)

-Built and optimized core banking APIs using .NET Core and SQL Server, improving transaction throughput by 45% and supporting scalable financial services for millions of users. -Streamlined banking workflows by collaborating with business analysts and implementing asynchronous processing, reducing request processing time and improving system stability. -Enhanced database design and query performance through optimization techniques, lowering infrastructure resource consumption and reducing operational costs across enterprise systems.

Senior Software Engineer

FBNQuest

Aug 2019 - Sep 2020 (1 year 2 months)

• Developed and maintained Core Banking application with a team, automating banking processes for customers and stakeholders.
• Integrated third-party partner APIs into core banking platform and CRM applications for seamless operations.
• Reduced operating costs by 50% through updating old code bases and transitioning architecture to microservice-based.

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Software Engineer

Feb 2019 - Jun 2019 (5 months)

• Provided technical support for deployed solutions, including bug fixing and functional extensions.
• Ran user acceptance testing to ensure quality and functionality of software.
• Developed SharePoint portals and desktop applications in Microsoft .NET environment.

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Software Developer

Jan 2018 - Dec 2018 (1 year)

Developed a cross-platform mobile application using Xamarin Forms and C#, resulting in a 40% increase in user engagement and a 30% reduction in development time.
• Designed and implemented a high-performance ASP.NET Web API, reducing server response time by 50% and increasing the application's ability to handle concurrent users by 200%.

Junior Software Engineer

Prunedge

Sep 2017 - Nov 2017 (3 months)

• Designed and developed enterprise web applications in ASP.NET technologies.
• Utilized Microsoft Entity Framework and SQL Server for data maintenance and enhancement.
• Collaborated with cross-functional team members to analyze client requirements and propose system solutions.

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Software Developer

Teranation Systems

Mar 2016 - Aug 2016 (6 months)

Development of Desktop Application using C#.NET Winforms

Software Developer

Redeemer's University

Nov 2015 - Aug 2017 (1 year 10 months)

Developed and deployed Winforms-based systems, reducing manual errors by 80%.
• Migrated legacy ASP.NET WebForms app to a modern WPF solution, improving performance by 50%.
• Led the implementation of a secure Web Services architecture, integrating systems using PHP.

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Joshua Chioma

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