Senior .NET Backend Architect — FinTech APIs & Reliability

Axos Business Center, Corp; Manila; On-site; PHP 2,000,000 - 4,000,000; Full time

Job summary

Axos Business Center, Corp is seeking a Senior Backend .NET API Developer to design, build, and optimize secure, scalable backend systems for financial services. You will own production incidents, drive root causes, and lead API and microservice design using .NET Core / ASP.NET Core.

You will build high-volume transactions, ensure security and compliance, and collaborate with QA, DevOps, Infra to meet uptime SLAs. Strong experience in banking/fintech domains is required.

Qualifications

• 8–12+ years of backend development experience.
• Experience in financial services / banking / fintech domain is mandatory.
• Proven track record building enterprise-grade applications and APIs.

Responsibilities

• Actively participate in ITN / production incident bridge calls and provide real-time troubleshooting.
• Take end-to-end ownership of production issues impacting APIs and backend services.
• Perform rapid debugging, issue isolation, and hotfix implementation during incidents.
• Drive root cause analysis (RCA) and implement permanent fixes to prevent recurrence.
• Collaborate with cross-functional teams (QA, DevOps, Infra) to restore service within SLA timelines.
• Monitor logs, metrics, and tracing tools to identify production failures.
• Ensure post-incident documentation and preventive measures are implemented.

Skills

C#/.NET Core

REST APIs

Microservices

SQL Server

Entity Framework

Docker

Kubernetes

CI/CD

Security

Education

Bachelor's/Master's in CS

Tools

Docker

Kubernetes

CI/CD

Job description

Axos Business Center, Corp is seeking a Senior Backend .NET API Developer to design, build, and optimize secure, scalable backend systems for financial services. You will own production incidents, drive root causes, and lead API and microservice design using .NET Core / ASP.NET Core.

You will build high-volume transactions, ensure security and compliance, and collaborate with QA, DevOps, Infra to meet uptime SLAs. Strong experience in banking/fintech domains is required.