Senior Software Engineer - Lead Scalable APIs & UI

Interact Software; Manila; Hybrid; PHP 1,339,000 - 2,120,000; Full time

Job summary

Interact is seeking a Senior Software Engineer to lead architectural decisions and deliver scalable software using C#, ASP.NET, ReactJS, Node.js, and SQL Server. You will mentor engineers, collaborate with product and delivery teams, and drive best practices across the stack.

The role emphasizes leadership, software craftsmanship, and robust delivery in a hybrid Manila-based environment. Experience with cloud, CI/CD, and test automation is essential.

Qualifications

• Minimum 5+ years of professional software development experience focused on API-first backends, ASP.NET and ReactJS frontends.
• Proven experience building scalable, high-performance web UI and APIs.
• Extensive experience with C#, ASP.NET, and .NET frameworks.
• Strong ReactJS and Node.js frontend skills.
• Experience with SQL Server, T-SQL, stored procedures and transactions.
• Familiarity with Docker containers and orchestration.
• Experience in Agile/Scrum environments.
• Ability to mentor leaders and collaborate across teams.

Responsibilities

• Design and develop high-quality software using C#, ASP.NET, ReactJS, Node.js, and SQL Server.
• Lead architectural discussions and shape future applications.
• Enforce SOLID and design patterns; optimize for performance and reliability.
• Conduct code reviews and mentor junior engineers.
• Collaborate with UX/UI, QA, and DevOps to deliver cohesive solutions.
• Develop unit and automated tests using Playwright.
• Manage source using Git; operate CI/CD with TeamCity and Octopus Deploy.
• Stay updated on new technologies and apply where suitable.

Skills

Leadership

Problem-solving

Communication

Proactive learning

Attention to detail

Team collaboration

Strategic thinking

Adaptability

Innovation

Tools

Git

Docker

ElasticSearch

Redis

AWS

TeamCity

Octopus Deploy

Playwright

Jira

Confluence

Job description

Interact is seeking a Senior Software Engineer to lead architectural decisions and deliver scalable software using C#, ASP.NET, ReactJS, Node.js, and SQL Server. You will mentor engineers, collaborate with product and delivery teams, and drive best practices across the stack.

The role emphasizes leadership, software craftsmanship, and robust delivery in a hybrid Manila-based environment. Experience with cloud, CI/CD, and test automation is essential.