Senior Application Engineer (Python/n8n)

Location: Makati, Philippines
Engagement: must be open to both full time & contract engagement
Work Setup: Day shift (onsite/hybrid)

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***The ideal candidate is NOT purely a developer or purely a support engineer — we’re looking for someone comfortable doing BOTH.

About the role

This is a hands-on Application Engineer role for someone who enjoys developing solutions, troubleshooting defects, investigating production issues, and supporting applications throughout the DEV → SIT → UAT → PROD lifecycle. You will handle both backend development and application/production support.

Key responsibilities

• Develop, maintain, and troubleshoot Python/FastAPI backend services
• Develop and troubleshoot n8n workflows, including webhooks, API calls, JavaScript nodes, data transformations, and sub-workflows
• Investigate and resolve application defects involving APIs, PostgreSQL, workflows, and enterprise integrations
• Perform root cause analysis (RCA) using application logs, API responses, n8n execution histories, and database queries
• Implement and validate fixes in DEV and support SIT/UAT testing, defect triage, retesting, and regression testing
• Support application releases, database migrations, configuration changes, deployment validation, and rollback activities
• Provide production support, post-release monitoring, hypercare, and incident troubleshooting
• Work closely with Development, QA, Business, Infrastructure, and Support teams
• Maintain technical documentation, release notes, defect records, and operational runbooks

About you

• 5+ years of software engineering experience
• Strong hands-on experience with Python and FastAPI
• Hands-on n8n development and troubleshooting experience
• Strong SQL/PostgreSQL skills
• Experience with REST APIs, JSON/JSONB, SQLAlchemy, and database migrations
• Experience supporting applications across DEV, SIT, UAT, and PROD
• Production support, incident triage, monitoring, troubleshooting, and RCA experience
• Familiarity with Docker, Microsoft Azure, ACR, Git, CI/CD, and pytest
• Strong analytical, communication, and problem-solving skills