Tobi DenaganWork With Me

Backend, cloud, fintech, enterprise systems

Senior Backend & Cloud Software Engineer

I build reliable backend systems, financial platforms, APIs, integrations, and cloud-native services for teams that need software to scale with the business.

Current focus

Reliable systems, clear architecture, cloud-ready delivery, and business-focused engineering.

Senior backend engineer
Azure certified
Fintech systems
Enterprise platforms
Cloud and DevOps

What I help with

Engineering support for backend-heavy products.

I focus on the parts of software where reliability, maintainability, and business workflows matter most.

Backend Systems

APIs, services, business workflows, data access, and production-ready application logic for teams that need software to stay clear as it grows.

Cloud & DevOps

Azure services, Docker-based delivery, queues, observability, CI/CD-aware workflows, and practical Kubernetes exposure for cloud-native teams.

Financial & Enterprise Platforms

Payment integrations, onboarding flows, reporting modules, approval workflows, and internal tools for complex business operations.

AI-Assisted Product Delivery

Using modern AI workflows to move faster across frontend, backend, documentation, and delivery while keeping senior engineering judgment in control.

Featured work

Selected projects with production-shaped problems.

A short list of the work that best reflects my backend, cloud, fintech, and enterprise experience.

2025

Case study

Cross-Border Remittance Platform

A financial platform supporting international remittance workflows, business onboarding, backend services, admin operations, and mobile delivery.

C#ASP.NET CoreBlazorAzure
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2025

Case study

Payment Provider Integration

Third-party payment integration work for business-critical transaction flows in financial platforms.

C#ASP.NET CoreREST APIsSQL Server
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2024

Case study

Business Onboarding System

A business onboarding module for a cross-border remittance solution, designed to support customer lifecycle and operational workflows.

C#ASP.NET CoreBlazorSQL Server
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Experience

Senior delivery across fintech and enterprise platforms.

My strongest work has been in systems where integrations, workflows, and operational reliability are central to the product.

May 2022 - September 2025

Senior Software Engineer

Netfocus Technologies

Worked on financial technology systems, remittance platforms, payment integrations, onboarding modules, reporting tools, admin portals, and cloud-connected backend services.

February 2021 - May 2022

Software Engineer

Sidmach Technologies

Built enterprise software across HR, insurance, payment, pension, benefits, and workflow management systems.

Core stack

Tools I use to build and operate reliable software.

Backend

C#ASP.NET CoreWeb APIBlazorMediatRPolly

Architecture

Clean ArchitectureCQRSVertical SliceMicroservicesDesign Patterns

Cloud & DevOps

AzureAzure FunctionsService BusQueue StorageDockerKubernetes

Data & Testing

SQL ServerPostgreSQLMartenxUnitNUnitMSTest

Notes

Writing on backend engineering, cloud, and software delivery.

Read notes

2026-06-03

Designing Backend Systems That Stay Maintainable

How I think about structure, boundaries, and change in backend systems that need to survive real business growth.

2026-06-10

Lessons From Integrating Payment Providers

A practical look at reliability, edge cases, vendor contracts, and business workflows in payment integrations.

2026-06-17

Clean Architecture in .NET Without Overengineering

Where Clean Architecture helps, where it gets heavy, and how to keep the codebase useful for the team.

2026-06-24

Using AI as a Senior Engineer Without Losing Technical Judgment

AI can speed up delivery, but senior judgment still decides architecture, tradeoffs, validation, and responsibility.

Let's build

Need a backend, cloud, or integration partner?

I'm open to backend engineering roles, freelance projects, technical consulting, and product-focused software work.

Contact Me