Senior Software Engineer - Lead Scalable Web Apps

Interact Software; Metro Manila; On-site; PHP 1,000,000 - 1,800,000; Full time

Job summary

Interact Software in the Philippines is seeking a Senior Software Engineer to design, develop, and maintain cutting-edge software solutions that scale to millions of users worldwide. You will lead complex projects, mentor junior engineers, collaborate with Product/Delivery Managers, and contribute to the strategic direction of our technology stack.

You will collaborate closely with cross-functional teams to deliver high-quality, scalable features, implement automated tests with Playwright, and

Qualifications

• 5+ years in software development focusing on API backends, ASP.NET and ReactJS frontends.
• Proven experience building high-performance web UI and APIs.
• Strong knowledge of C#, ASP.NET, .NET frameworks; Docker; Agile/Scrum.

Responsibilities

• Design and develop software using C#, ASP.NET, ReactJS, Node.js, and SQL Server.
• Lead architectural discussions and shape future applications.
• Enforce best practices, SOLID principles, design patterns.
• Optimize performance for high-volume queries and transactions.
• Conduct code reviews and mentor engineers.
• Collaborate with UX/UI, QA, and DevOps to deliver cohesive solutions.
• Develop and maintain unit and automated tests with Playwright.
• Manage source code with Git; utilize TeamCity and Octopus Deploy.
• Troubleshoot complex issues and stay updated on tech trends.
• Drive continuous improvement of development processes.
• Ensure security best practices with security teams.

Skills

API-first backends

C#

ASP.NET

ReactJS

Node.js

SQL Server / T-SQL

Docker

Agile / Scrum

Git / Bitbucket

Playwright

Education

Bachelor's degree in Computer Science or related

Tools

Git (Bitbucket)

TeamCity

Octopus Deploy

Playwright

Jira

Confluence

ElasticSearch

Redis

Job description

Interact Software in the Philippines is seeking a Senior Software Engineer to design, develop, and maintain cutting-edge software solutions that scale to millions of users worldwide. You will lead complex projects, mentor junior engineers, collaborate with Product/Delivery Managers, and contribute to the strategic direction of our technology stack.

You will collaborate closely with cross-functional teams to deliver high-quality, scalable features, implement automated tests with Playwright, and